MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3ff691626e5482d12fa85e76524a0ad03b5dc4c50233c16613354a9b6e9fa975. 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: 14


Intelligence 14 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3ff691626e5482d12fa85e76524a0ad03b5dc4c50233c16613354a9b6e9fa975
SHA3-384 hash: c6e0c94b61061328f50b5af51403866e322a044c3059fd04a3bcf1f99aa5415fe35ce0ed5d675117fda9e3a84cfcb512
SHA1 hash: 26ef2e483a2868de3eba46b731cfae3b0affd81c
MD5 hash: bd57a0a45769a7586a01c95ef6ae620d
humanhash: georgia-july-washington-ten
File name:bd57a0a45769a7586a01c95ef6ae620d.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:348'160 bytes
First seen:2022-01-01 08:13:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 6350208d7bb708f91d85a9d922cb915d (2 x RedLineStealer, 1 x RaccoonStealer, 1 x Smoke Loader)
ssdeep 6144:LH1KSO8AmKTJOIhb+vMRmrrx/Ybg+b45i0tu9IXNhbq:LH1PFKNOIhb+vcmr1/Ybg+bYtu9qq
Threatray 3'392 similar samples on MalwareBazaar
TLSH T11D746C10A7A0C035F1B752F84AB9A2B4A52F7EA1672451CB93D56BFE56346E0EC3031B
File icon (PE):PE icon
dhash icon e0e8e8e8aa62a499 (12 x RaccoonStealer, 9 x RedLineStealer, 7 x ArkeiStealer)
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
445
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
bd57a0a45769a7586a01c95ef6ae620d.exe
Verdict:
Suspicious activity
Analysis date:
2022-01-01 08:16:18 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b2d9fa41-c372-4939-9469-ef4edf6befb2

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/216985/
Detection(s):
Win.Packed.Generic-9918587-0
Create hunting rule

Win.Packed.Generic-9924281-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Searching for synchronization primitives
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Sending an HTTP GET request
Creating a file in the %temp% directory
Creating a process from a recently created file
Sending a custom TCP request
Running batch commands
Creating a process with a hidden window
Moving a file to the Windows subdirectory
Launching a process
Creating a service
Launching the process to change the firewall settings
Launching the default Windows debugger (dwwin.exe)
Unauthorized injection to a recently created process
Query of malicious DNS domain
Enabling autorun for a service
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/3609/overview
Behaviour
MalwareBazaar
SystemUptime
MeasuringTime
CheckCmdLine
EvasionQueryPerformanceCounter
EvasionGetTickCount
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware tofsee
Link:
https://www.filescan.io/uploads/61d00d4fec6c6c14a902a823/reports/49fc9c8b-5d96-4810-917b-057ea2d045cf/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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1a9fbb54-e656-4fc0-bd1c-433889f1458c
Result
Threat name:
RedLine SmokeLoader Tofsee Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/914424
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Allocates memory in foreign processes
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 detect sleep reduction / modifications
Contains functionality to inject code into remote processes
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)
Drops executables to the windows directory (C:\Windows) and starts them
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
Maps a DLL or memory area into another process
Modifies the windows firewall
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Copying Sensitive Files with Credential Data
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
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)
Tries to steal Crypto Currency Wallets
Uses netsh to modify the Windows network and firewall settings
Writes to foreign memory regions
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Tofsee
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 546902 Sample: KM3g6Tj6pV.exe Startdate: 01/01/2022 Architecture: WINDOWS Score: 100 93 patmushta.info 2->93 95 microsoft-com.mail.protection.outlook.com 2->95 115 Antivirus detection for URL or domain 2->115 117 Multi AV Scanner detection for submitted file 2->117 119 Yara detected SmokeLoader 2->119 121 12 other signatures 2->121 11 KM3g6Tj6pV.exe 2->11         started        14 hgfevei 2->14         started        16 qbggkbmn.exe 2->16         started        18 5 other processes 2->18 signatures3 process4 dnsIp5 151 Contains functionality to inject code into remote processes 11->151 153 Injects a PE file into a foreign processes 11->153 21 KM3g6Tj6pV.exe 11->21         started        155 Multi AV Scanner detection for dropped file 14->155 157 Machine Learning detection for dropped file 14->157 24 hgfevei 14->24         started        159 Detected unpacking (changes PE section rights) 16->159 161 Detected unpacking (overwrites its own PE header) 16->161 163 Writes to foreign memory regions 16->163 165 Allocates memory in foreign processes 16->165 26 svchost.exe 16->26         started        97 127.0.0.1 unknown unknown 18->97 signatures6 process7 dnsIp8 141 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 21->141 143 Maps a DLL or memory area into another process 21->143 145 Checks if the current machine is a virtual machine (disk enumeration) 21->145 29 explorer.exe 10 21->29 injected 147 Creates a thread in another existing process (thread injection) 24->147 105 microsoft-com.mail.protection.outlook.com 104.47.53.36, 25, 49837, 49870 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 26->105 107 patmushta.info 47.251.38.135, 443, 49838, 49874 CNNIC-ALIBABA-US-NET-APAlibabaUSTechnologyCoLtdC United States 26->107 149 System process connects to network (likely due to code injection or exploit) 26->149 signatures9 process10 dnsIp11 109 185.233.81.115, 443, 49781 SUPERSERVERSDATACENTERRU Russian Federation 29->109 111 188.166.28.199, 80 DIGITALOCEAN-ASNUS Netherlands 29->111 113 10 other IPs or domains 29->113 85 C:\Users\user\AppData\Roaming\hgfevei, PE32 29->85 dropped 87 C:\Users\user\AppData\Local\Temp\F2F2.exe, PE32 29->87 dropped 89 C:\Users\user\AppData\Local\Temp\DF70.exe, PE32 29->89 dropped 91 4 other malicious files 29->91 dropped 167 System process connects to network (likely due to code injection or exploit) 29->167 169 Benign windows process drops PE files 29->169 171 Deletes itself after installation 29->171 173 Hides that the sample has been downloaded from the Internet (zone.identifier) 29->173 34 DF3A.exe 2 29->34         started        38 CE70.exe 127 29->38         started        41 5D36.exe 29->41         started        43 2 other processes 29->43 file12 signatures13 process14 dnsIp15 77 C:\Users\user\AppData\Local\...\qbggkbmn.exe, PE32 34->77 dropped 123 Detected unpacking (changes PE section rights) 34->123 125 Detected unpacking (overwrites its own PE header) 34->125 127 Machine Learning detection for dropped file 34->127 139 2 other signatures 34->139 45 cmd.exe 34->45         started        48 cmd.exe 34->48         started        50 sc.exe 34->50         started        59 3 other processes 34->59 99 file-file-host4.com 38->99 79 C:\Users\user\AppData\...\sqlite3[1].dll, PE32 38->79 dropped 81 C:\ProgramData\sqlite3.dll, PE32 38->81 dropped 129 Tries to harvest and steal browser information (history, passwords, etc) 38->129 131 Tries to steal Crypto Currency Wallets 38->131 133 Contains functionality to detect sleep reduction / modifications 38->133 52 cmd.exe 38->52         started        101 194.180.174.53, 80 MIVOCLOUDMD unknown 41->101 135 Multi AV Scanner detection for dropped file 41->135 137 Injects a PE file into a foreign processes 43->137 54 F2F2.exe 43->54         started        57 DF70.exe 43->57         started        file16 signatures17 process18 dnsIp19 83 C:\Windows\SysWOW64\...\qbggkbmn.exe (copy), PE32 45->83 dropped 61 conhost.exe 45->61         started        63 conhost.exe 48->63         started        65 conhost.exe 50->65         started        67 conhost.exe 52->67         started        69 timeout.exe 52->69         started        103 86.107.197.138, 38133, 49856 MOD-EUNL Romania 54->103 71 conhost.exe 59->71         started        73 conhost.exe 59->73         started        75 conhost.exe 59->75         started        file20 process21
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3ff691626e5482d12fa85e76524a0ad03b5dc4c50233c16613354a9b6e9fa975/
Threat name:
Win32.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2021-12-31 22:04:19 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=h73jcytoksbncl5ilz3fesqk2a5v3rgfaiz4czqtgvfjw3u7vf2q._file
Verdict:
malicious
Similar samples:
29a5461cca77683d6a47c83eb774235bd0ae092adc58c987e571eeecb3e1cd03
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636525606b9eac94dd84c46af89559b3fc8a9dab52ef43b1016861b3f77e2074
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7199ee135194a2347884e6b14499c88a7a534f9292b35c9f4bbda9d645324a64
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8cedc3fb74185394bbf60d2dc1f9618b1e576986f13031b9e29ef12daa6eaf2c
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90174f6ac821b5dbe916b4c320e3515f382606a511d800d35c1122da4cf08418
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d9105f9e2a7c5b1c34492a98990968f8b931d9eae03523c0bea1a7a9f7744dad
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eb24b3b9375f0b3272fac6eecc9329f79eab274d802b2ad37037cc83a46fa3f1
Smoke Loader
+ 3'382 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:arkei family:raccoon family:smokeloader family:tofsee family:xmrig botnet:10da56e7e71e97bdc1f36eb76813bbc3231de7e4 backdoor discovery evasion miner persistence spyware stealer trojan
Link:
https://tria.ge/reports/220101-j415jahec9/
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
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 SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
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
XMRig Miner Payload
Arkei
Raccoon
SmokeLoader
Suspicious use of NtCreateProcessExOtherParentProcess
Tofsee
Windows security bypass
xmrig
Malware Config
C2 Extraction:
http://host-data-coin-11.com/
http://file-coin-host-12.com/
patmushta.info
parubey.info
Unpacked files
SH256 hash:
196c516ea546fb935ac669681a74a4dc80da79d9088f464f6cc6f126ae934f4e
MD5 hash:
c36de8bc9668ec4eaafca4c349dca0d5
SHA1 hash:
ea2cadfada69b93ca3abeb8b2462c5c18891fabf
Link:
https://www.unpac.me/results/7499c255-727a-4f6d-b331-7810ef3db006/
Parent samples :
6b2d7c8bdedb901d80c89717c9889abf169c9059d8bb545af6ca1960660324ad
8928eed86ea55a63e3646bf8ca403b4b1e57702f73c1ecc8fa403b5700a304ef
18ad362dcae8df5827846223c09ceba7766e09733b685d4067ee39037daec452
da39948d95cdbce6e1ca9e0fdbb77080164a379f593e530b5732d3fc38df7bf8
7c74a8c41e24f69015185f78b8fbc177edcbe9d27099e904497b2310999f74cb
92ebb6be19502fe2573a9eac183bcc657b88ac5b0344285d9db409b0a3d88dab
af6fa095b427a0e95dd826696c2b92b0123e688e3c95f6d27825cc2928085d1b
de8099732ee5b73f3fa6d032a74e8576d06663fc16b2c6da27a34444fdced1c8
SH256 hash:
3ff691626e5482d12fa85e76524a0ad03b5dc4c50233c16613354a9b6e9fa975
MD5 hash:
bd57a0a45769a7586a01c95ef6ae620d
SHA1 hash:
26ef2e483a2868de3eba46b731cfae3b0affd81c
Link:
https://www.unpac.me/results/7499c255-727a-4f6d-b331-7810ef3db006/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/3ff691626e54/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/3ff691626e5482d12fa85e76524a0ad03b5dc4c50233c16613354a9b6e9fa975

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 3ff691626e5482d12fa85e76524a0ad03b5dc4c50233c16613354a9b6e9fa975

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1902535/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1928849/
Cape
Cape
https://www.capesandbox.com/analysis/216985/

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