MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a11c01f16871a5f5edcceeb3bb4e86d100e43652104a3b29dcd471c131a589cf. 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


Smoke Loader


Vendor detections: 13


Intelligence 13 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a11c01f16871a5f5edcceeb3bb4e86d100e43652104a3b29dcd471c131a589cf
SHA3-384 hash: 5451ab59365c3056e740e5ac135c8712472f0cd4ca8bc7756977e719b75cb196d1d46a2789cf8d4b156a50886d8a08f0
SHA1 hash: d8fe83470f4562f0549952c7b5ca2d8fa3585658
MD5 hash: 68b4dcc4eaf74f09528b92708b1b6c15
humanhash: alpha-thirteen-six-jig
File name:68b4dcc4eaf74f09528b92708b1b6c15.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:151'040 bytes
First seen:2021-11-26 19:13:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 60ac7a1fa68561a3b4c22b3ea42db989 (1 x Smoke Loader, 1 x RedLineStealer)
ssdeep 3072:4gxe4PoC8PAUxLNNwDfZVUmRQV5KB+pf4oad2:Uk24UxH4Z+14o3
Threatray 1'961 similar samples on MalwareBazaar
TLSH T1B1E3AD1032E0B334E2E72A3068F0EA741E7ABC732674854F3797626E1F716D14AA5357
File icon (PE):PE icon
dhash icon fcfcb4f4d4d4d8c0 (19 x RedLineStealer, 16 x RaccoonStealer, 14 x Smoke Loader)
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
278
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
68b4dcc4eaf74f09528b92708b1b6c15.exe
Verdict:
Suspicious activity
Analysis date:
2021-11-26 19:14:37 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4657e14e-6174-453f-9adb-f1d4479eaab1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
DNS request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Sending an HTTP POST request
Sending an HTTP GET request
Creating a file in the %temp% directory
Creating a process from a recently created file
Searching for analyzing tools
Launching a process
Query of malicious DNS domain
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/61a131fcf36138de3f3fa29d/reports/7ba86cb4-a9cb-4e48-b837-450ae7adeddc/overview
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:
Dridex
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d90a94a8-288b-4678-8eee-bdb2f8e7f7d0
Result
Threat name:
RedLine SmokeLoader Tofsee
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/896941
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Antivirus detection for dropped file
Antivirus detection for URL or domain
Benign windows process drops PE files
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Contains functionality to infect the boot sector
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
PE file has nameless sections
Performs DNS queries to domains with low reputation
Sigma detected: Copying Sensitive Files with Credential Data
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 detect sandboxes and other dynamic analysis tools (window names)
Tries to evade analysis by execution special instruction which cause usermode exception
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Tofsee
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 529419 Sample: 23xboTzWGy.exe Startdate: 26/11/2021 Architecture: WINDOWS Score: 100 77 xacokuo80.top 2->77 79 vataeagene.xyz 2->79 81 3 other IPs or domains 2->81 89 Antivirus detection for URL or domain 2->89 91 Antivirus detection for dropped file 2->91 93 Yara detected SmokeLoader 2->93 95 11 other signatures 2->95 11 23xboTzWGy.exe 2->11         started        13 bdshrfb 2->13         started        16 bdshrfb 2->16         started        18 5 other processes 2->18 signatures3 process4 signatures5 20 23xboTzWGy.exe 11->20         started        119 Machine Learning detection for dropped file 13->119 23 bdshrfb 13->23         started        25 bdshrfb 16->25         started        27 WerFault.exe 18->27         started        process6 signatures7 97 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 20->97 99 Maps a DLL or memory area into another process 20->99 101 Checks if the current machine is a virtual machine (disk enumeration) 20->101 29 explorer.exe 12 20->29 injected 34 WerFault.exe 10 20->34         started        103 Creates a thread in another existing process (thread injection) 23->103 process8 dnsIp9 83 185.233.81.115, 443, 49778 SUPERSERVERSDATACENTERRU Russian Federation 29->83 85 192.162.246.70, 49754, 80 DATACHEAP-LLC-ASRU Russian Federation 29->85 87 6 other IPs or domains 29->87 67 C:\Users\user\AppData\Roaming\bdshrfb, PE32 29->67 dropped 69 C:\Users\user\AppData\Local\Temp\A87.exe, PE32 29->69 dropped 71 C:\Users\user\AppData\Local\Temp\98C2.exe, PE32 29->71 dropped 73 11 other files (7 malicious) 29->73 dropped 121 System process connects to network (likely due to code injection or exploit) 29->121 123 Benign windows process drops PE files 29->123 125 Deletes itself after installation 29->125 127 Hides that the sample has been downloaded from the Internet (zone.identifier) 29->127 36 A8F0.exe 29->36         started        39 98C2.exe 2 29->39         started        42 7BEC.exe 2 29->42         started        44 2 other processes 29->44 file10 signatures11 process12 file13 105 Detected unpacking (changes PE section rights) 36->105 107 Tries to detect sandboxes and other dynamic analysis tools (window names) 36->107 109 Contains functionality to infect the boot sector 36->109 117 2 other signatures 36->117 65 C:\Users\user\AppData\Local\...\gdotrbyv.exe, PE32 39->65 dropped 111 Detected unpacking (overwrites its own PE header) 39->111 113 Machine Learning detection for dropped file 39->113 46 cmd.exe 1 39->46         started        49 cmd.exe 2 39->49         started        51 sc.exe 39->51         started        115 Antivirus detection for dropped file 42->115 53 conhost.exe 42->53         started        55 7BEC.exe 42->55         started        57 8151.exe 44->57         started        signatures14 process15 file16 75 C:\Windows\SysWOW64\...\gdotrbyv.exe (copy), PE32 46->75 dropped 59 conhost.exe 46->59         started        61 conhost.exe 49->61         started        63 conhost.exe 51->63         started        process17
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a11c01f16871a5f5edcceeb3bb4e86d100e43652104a3b29dcd471c131a589cf/
Threat name:
Win32.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2021-11-26 18:03:26 UTC
File Type:
PE (Exe)
Extracted files:
16
AV detection:
21 of 25 (84.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ueoad4liogs7l3om52z3wtug2eaoinsscbfdwko42ry4cmnfrhhq._file
Verdict:
malicious
Label(s):
ryuk
Create hunting rule
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+ 1'951 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:arkei family:raccoon family:redline family:smokeloader family:tofsee family:xmrig botnet:c5dde00a0ce162508bf7358fade224b1c1bd5f5f botnet:cheat botnet:default backdoor discovery evasion infostealer miner persistence spyware stealer suricata trojan
Link:
https://tria.ge/reports/211126-xxmkfsecaq/
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Creates scheduled task(s)
Delays execution with timeout.exe
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Launches sc.exe
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Checks whether UAC is enabled
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Checks BIOS information in registry
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Creates new service(s)
Downloads MZ/PE file
Executes dropped EXE
Modifies Windows Firewall
Sets service image path in registry
Arkei Stealer Payload
Identifies VirtualBox via ACPI registry values (likely anti-VM)
XMRig Miner Payload
Arkei
Raccoon
RedLine
RedLine Payload
SmokeLoader
Suspicious use of NtCreateProcessExOtherParentProcess
Tofsee
Windows security bypass
suricata: ET MALWARE DNS Query Sinkhole Domain Various Families (Possible Infected Host)
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil
xmrig
Malware Config
C2 Extraction:
http://nalirou70.top/
http://xacokuo80.top/
quadoil.ru
lakeflex.ru
185.159.80.90:38655
http://file-file-host4.com/tratata.php
95.181.152.177:21142
Unpacked files
SH256 hash:
cdb9c842ba86fc328ec80226975c54c24a3ee9868cbbaab14d2b651cc80e70e6
MD5 hash:
f7ff52793660cabb5ebd2bd4b9810336
SHA1 hash:
23e6a68262b479a1ff214b09dbfe159292475a22
Link:
https://www.unpac.me/results/6ccf7ba3-961b-48d9-add1-2767a2b16c1d/
SH256 hash:
a11c01f16871a5f5edcceeb3bb4e86d100e43652104a3b29dcd471c131a589cf
MD5 hash:
68b4dcc4eaf74f09528b92708b1b6c15
SHA1 hash:
d8fe83470f4562f0549952c7b5ca2d8fa3585658
Link:
https://www.unpac.me/results/6ccf7ba3-961b-48d9-add1-2767a2b16c1d/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/a11c01f16871/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/a11c01f16871a5f5edcceeb3bb4e86d100e43652104a3b29dcd471c131a589cf

File information

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

Web download

Smoke Loader

Executable exe a11c01f16871a5f5edcceeb3bb4e86d100e43652104a3b29dcd471c131a589cf

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1817982/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1800988/

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