MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fec5e8cb13f8418df2d3c2188c40eb2844084b02bdd9f2a899690b3a7b25986c. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Fabookie


Vendor detections: 15


Intelligence 15 IOCs YARA 43 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fec5e8cb13f8418df2d3c2188c40eb2844084b02bdd9f2a899690b3a7b25986c
SHA3-384 hash: 6d904ecb71e3d57606637dcd891a606e550d69b4fd72f2a354433a4342f199ae2542bb3eedb3464af8cd16193cd05375
SHA1 hash: e9cc9d2d2392af42952787f75f55ba7485d28f09
MD5 hash: 319b7bf4b6c393bcc2e28918cad7a9bb
humanhash: enemy-white-eight-johnny
File name:319b7bf4b6c393bcc2e28918cad7a9bb
Download: download sample
Signature Fabookie
Create hunting rule
File size:5'044'736 bytes
First seen:2023-08-11 04:04:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'655 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 98304:NsfnxQtpBCGZuEzjtRjqTYtBElSt+p+x0ILtMAQOFXH9zVD:NFlxjn5BElSe+xXJMWFN
Threatray 517 similar samples on MalwareBazaar
TLSH T1C436DE4FAEB27525B2A2D5714662B3C24DF283C13DD232E6068BC3564D60B40BDF972B
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter zbetcheckin
Tags:32 exe Fabookie

Intelligence

File Origin
# of uploads :
1
# of downloads :
304
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
smoke
Create hunting rule
ID:
1
File name:
319b7bf4b6c393bcc2e28918cad7a9bb
Verdict:
Malicious activity
Analysis date:
2023-08-11 04:05:17 UTC
Tags:
fabookie stealer loader smoke trojan redline rhadamanthys
Link:
https://app.any.run/tasks/41126e2d-fb5b-44f1-9eec-de693624ea2a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/442063/
Detection(s):
SecuriteInfo.com.Trojan.MulDropNET.43.25921.3314.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Сreating synchronization primitives
Creating a process from a recently created file
Creating a file
Creating a window
Searching for synchronization primitives
Using the Windows Management Instrumentation requests
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Sending an HTTP GET request
Running batch commands
Query of malicious DNS domain
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Sending an HTTP GET request to an infection source
Unauthorized injection to a system process
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm packed
Link:
https://www.filescan.io/uploads/64d5b3702a1db2a88ac8dc40/reports/672536f0-2ce0-498b-bc58-5b1c040dc68c/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/fec5e8cb13f8418df2d3c2188c40eb2844084b02bdd9f2a899690b3a7b25986c
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Dsefix
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/054383fd-9e47-4777-9d6d-071439fd7872
Result
Threat name:
Fabookie, Glupteba, SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1289787
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Changes security center settings (notifications, updates, antivirus, firewall)
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Creates a thread in another existing process (thread injection)
Creates an autostart registry key pointing to binary in C:\Windows
Creates files in the system32 config directory
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Found malware configuration
Found Tor onion address
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the windows firewall
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Performs DNS TXT record lookups
Sample uses process hollowing technique
Sigma detected: Schedule system process
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Uses netsh to modify the Windows network and firewall settings
Uses schtasks.exe or at.exe to add and modify task schedules
Uses STUN server to do NAT traversial
Yara detected Fabookie
Yara detected Glupteba
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1289787 Sample: 1oOqCGhob5.exe Startdate: 11/08/2023 Architecture: WINDOWS Score: 100 121 app.nnnaajjjgc.com 2->121 171 Snort IDS alert for network traffic 2->171 173 Multi AV Scanner detection for domain / URL 2->173 175 Found malware configuration 2->175 177 16 other signatures 2->177 13 1oOqCGhob5.exe 5 2->13         started        16 uadijcj 2->16         started        19 svchost.exe 2->19         started        21 8 other processes 2->21 signatures3 process4 file5 103 C:\Users\user\AppData\Local\...\toolspub2.exe, PE32 13->103 dropped 105 C:\Users\user\AppData\Local\Temp\aafg31.exe, PE32+ 13->105 dropped 107 C:\...\31839b57a4f11171d6abc8bbc4451ee4.exe, PE32 13->107 dropped 23 31839b57a4f11171d6abc8bbc4451ee4.exe 13 13->23         started        26 toolspub2.exe 13->26         started        28 aafg31.exe 14 13->28         started        32 dllhost.exe 13->32         started        139 Multi AV Scanner detection for dropped file 16->139 141 Machine Learning detection for dropped file 16->141 143 Sample uses process hollowing technique 16->143 145 Injects a PE file into a foreign processes 16->145 147 Changes security center settings (notifications, updates, antivirus, firewall) 19->147 34 powershell.exe 21->34         started        signatures6 process7 dnsIp8 189 Multi AV Scanner detection for dropped file 23->189 191 Detected unpacking (changes PE section rights) 23->191 193 Detected unpacking (overwrites its own PE header) 23->193 203 2 other signatures 23->203 36 31839b57a4f11171d6abc8bbc4451ee4.exe 23->36         started        40 powershell.exe 22 23->40         started        195 Machine Learning detection for dropped file 26->195 42 toolspub2.exe 26->42         started        123 app.nnnaajjjgc.com 28->123 125 us.imgjeoigaa.com 103.100.211.218, 49703, 80 HKKFGL-AS-APHKKwaifongGroupLimitedHK Hong Kong 28->125 127 2 other IPs or domains 28->127 109 C:\Users\...\d7cf1f4fbc948cde8669a29dfeaaca99, SQLite 28->109 dropped 197 Tries to harvest and steal browser information (history, passwords, etc) 28->197 44 conhost.exe 34->44         started        file9 199 Performs DNS TXT record lookups 123->199 201 Performs DNS queries to domains with low reputation 123->201 signatures10 process11 file12 101 C:\Windows\rss\csrss.exe, PE32 36->101 dropped 179 Creates an autostart registry key pointing to binary in C:\Windows 36->179 46 csrss.exe 36->46         started        51 cmd.exe 36->51         started        53 powershell.exe 36->53         started        59 2 other processes 36->59 55 conhost.exe 40->55         started        181 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 42->181 183 Maps a DLL or memory area into another process 42->183 185 Checks if the current machine is a virtual machine (disk enumeration) 42->185 187 Creates a thread in another existing process (thread injection) 42->187 57 explorer.exe 11 17 42->57 injected signatures13 process14 dnsIp15 129 server8.mastiakele.xyz 46->129 131 cdn.discordapp.com 46->131 137 8 other IPs or domains 46->137 111 C:\Windows\windefender.exe, PE32 46->111 dropped 113 C:\Users\user\AppData\Local\...\injector.exe, PE32+ 46->113 dropped 115 C:\Users\...115tQuerySystemInformationHook.dll, PE32+ 46->115 dropped 119 5 other malicious files 46->119 dropped 149 Multi AV Scanner detection for dropped file 46->149 151 Detected unpacking (changes PE section rights) 46->151 153 Detected unpacking (overwrites its own PE header) 46->153 167 2 other signatures 46->167 61 powershell.exe 46->61         started        63 schtasks.exe 46->63         started        76 2 other processes 46->76 155 Uses netsh to modify the Windows network and firewall settings 51->155 65 netsh.exe 51->65         started        68 conhost.exe 51->68         started        70 conhost.exe 53->70         started        133 host-host-file8.com 91.103.253.23, 49725, 80 LTDREAL-ASRU Russian Federation 57->133 135 host-file-host6.com 57->135 117 C:\Users\user\AppData\Roaming\uadijcj, PE32 57->117 dropped 157 System process connects to network (likely due to code injection or exploit) 57->157 159 Benign windows process drops PE files 57->159 161 Hides that the sample has been downloaded from the Internet (zone.identifier) 57->161 72 csrss.exe 57->72         started        74 csrss.exe 57->74         started        78 2 other processes 59->78 file16 163 Uses STUN server to do NAT traversial 129->163 165 Performs DNS queries to domains with low reputation 131->165 signatures17 process18 signatures19 80 conhost.exe 61->80         started        82 conhost.exe 63->82         started        169 Creates files in the system32 config directory 65->169 84 cmd.exe 72->84         started        86 conhost.exe 76->86         started        88 conhost.exe 76->88         started        process20 process21 90 fodhelper.exe 84->90         started        93 conhost.exe 84->93         started        95 fodhelper.exe 84->95         started        97 fodhelper.exe 84->97         started        signatures22 205 Drops executables to the windows directory (C:\Windows) and starts them 90->205 99 csrss.exe 90->99         started        process23
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fec5e8cb13f8418df2d3c2188c40eb2844084b02bdd9f2a899690b3a7b25986c/
Threat name:
ByteCode-MSIL.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2023-08-10 23:34:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=73c6rsyt7bay34wtyimiyqhlfbcaqsycxxm7fkezneftu6zftbwa._file
Verdict:
malicious
Similar samples:
0875f2085b2f40b96db96d317cfdd1d870541182d4200de33fae9cbefaf07797
Fabookie
0a0c50dbc5d0c9811bfd0552ddd075e0e1df2cf07049cc546e41f9bf08cb8290
Fabookie
1adda3b870c28e6ae33226565b2f31ebfed65adf7a530a883404021104714746
Fabookie
51f7cb2bce2460bec286f14978cb796e6858be4335c10401a1fb9e54893cca92
Fabookie
7d0417ec0e02002489cda78b4fd5d4dc57d4957a00287b4eb24c8cec8c68caad
Fabookie
811b439a6694a4b67e86dfe072473d7b18fe54039840f89c9b9b1e3a1ed69084
Fabookie
8d8ae453a5773f10fddff520a45326b3d665f79e707898fa0e09b28084bfb1f9
Fabookie
af14bb31f944012d18860da9f6422864257ebbc0b60c6365f1f0738e313709b9
Fabookie
ca26e44c17842303c3960abd21b966ede71d30a2f1100f72580a863f5993e28e
Fabookie
de8385440c23789f44c418bdf2e30578559b1c6b142c820f081f81280d1c0888
Fabookie
+ 507 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:fabookie family:glupteba family:smokeloader botnet:up3 backdoor dropper evasion loader persistence rootkit spyware stealer trojan upx
Link:
https://tria.ge/reports/230811-enhk2acf5z/
Behaviour
Creates scheduled task(s)
Modifies data under HKEY_USERS
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: LoadsDriver
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks for VirtualBox DLLs, possible anti-VM trick
Drops file in Windows directory
Launches sc.exe
Drops file in System32 directory
Suspicious use of SetThreadContext
Manipulates WinMon driver.
Manipulates WinMonFS driver.
Adds Run key to start application
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
UPX packed file
Windows security modification
Drops file in Drivers directory
Modifies Windows Firewall
Possible attempt to disable PatchGuard
Modifies boot configuration data using bcdedit
Detect Fabookie payload
Fabookie
Glupteba
Glupteba payload
SmokeLoader
Windows security bypass
Malware Config
C2 Extraction:
http://host-file-host6.com/
http://host-host-file8.com/
Unpacked files
SH256 hash:
fec5e8cb13f8418df2d3c2188c40eb2844084b02bdd9f2a899690b3a7b25986c
MD5 hash:
319b7bf4b6c393bcc2e28918cad7a9bb
SHA1 hash:
e9cc9d2d2392af42952787f75f55ba7485d28f09
Link:
https://www.unpac.me/results/63c1cfcd-6d7f-45e4-8054-9fde6a13fd44/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/fec5e8cb13f8/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/fec5e8cb13f8418df2d3c2188c40eb2844084b02bdd9f2a899690b3a7b25986c

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
Rule name:crime_ZZ_botnet_aicm
Create hunting rule
Author:imp0rtp3
Description:DDoS Golang Botnet sample for linux called 'aicm'
Reference:https://twitter.com/IntezerLabs/status/1401869234511175683
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__RemoteAPI
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__ConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:dsc
Create hunting rule
Author:Aaron DeVera
Description:Discord domains
Rule name:Glupteba
Create hunting rule
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:Golangmalware
Create hunting rule
Author:Dhanunjaya
Description:Malware in Golang
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:HiveRansomware
Create hunting rule
Author:Dhanunjaya
Description:Yara Rule To Detect Hive V4 Ransomware
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
Rule name:INDICATOR_SUSPICIOUS_DisableWinDefender
Create hunting rule
Author:ditekSHen
Description:Detects executables containing artifcats associated with disabling Widnows Defender
Rule name:INDICATOR_SUSPICIOUS_EXE_DiscordURL
Create hunting rule
Author:ditekSHen
Description:Detects executables Discord URL observed in first stage droppers
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:INDICATOR_SUSPICIOUS_EXE_RawGitHub_URL
Create hunting rule
Author:ditekSHen
Description:Detects executables containing URLs to raw contents of a Github gist
Rule name:INDICATOR_SUSPICIOUS_EXE_TooManyWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many varying, potentially fake Windows User-Agents
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MALWARE_Win_DLInjector04
Create hunting rule
Author:ditekSHen
Description:Detects downloader / injector
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:msil_rc4
Create hunting rule
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:shortloader
Create hunting rule
Author:Nikos 'n0t' Totosis
Description:ShortLoader Payload
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Websites
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects the reference of suspicious sites that might be used to download further malware
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:UroburosVirtualBoxDriver
Create hunting rule
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques
Rule name:Windows_Trojan_Smokeloader_3687686f
Create hunting rule
Author:Elastic Security
Rule name:yara_template
Create hunting rule

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Fabookie

Executable exe fec5e8cb13f8418df2d3c2188c40eb2844084b02bdd9f2a899690b3a7b25986c

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/442063/
  
URLhaus
https://urlhaus.abuse.ch/url/2703774/

Comments


Avatar
zbet commented on 2023-08-11 04:04:49 UTC

url : hxxps://lightyearsaheads.com/sui.exe