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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b31d24b4040c4e57b0763eb38c387f3d98411780e9e3580a6f1933e1bcfa2df. 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


DarkGate


Vendor detections: 9


Intelligence 9 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2b31d24b4040c4e57b0763eb38c387f3d98411780e9e3580a6f1933e1bcfa2df
SHA3-384 hash: ea4bacbfc231dd53aa532178e8dc550d712a06eac6eadbe3fdc128cb380bd5eef25d68086f200837219275ac4be23016
SHA1 hash: a44896e8ad949c6c83f3d8cb1caccf6056e8ed22
MD5 hash: 1f5ddc00ded03b107ed1306f49592188
humanhash: ohio-lithium-bakerloo-georgia
File name:Company Transformations.pdf.lnk
Download: download sample
Signature DarkGate
Create hunting rule
File size:2'108 bytes
First seen:2023-09-22 14:53:42 UTC
Last seen:Never
File type:Shortcut (lnk) lnk
MIME type:application/octet-stream
ssdeep 24:8a4WJCnBmOhA8Pe4+/7Nb7w3UDfi853p+/:8aWiLbvDV
TLSH T14041FE0627DEA765E7B20F3789BA63A0CD37BD1AE532C70D02A0D48C5954B009C74F36
Reporter abuse_ch
Tags:5-188-87-58 DarkGate lnk

Intelligence

File Origin
# of uploads :
1
# of downloads :
227
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27118.LnkHeur.UNOFFICIAL
Create hunting rule

TwinWave.EvilLNK.HTTPDottedQuadPolicykill.20220908.UNOFFICIAL
Create hunting rule

TwinWave.EvilLNK.CerealKiller.808fa09e.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malicious
File Type:
LNK File - Malicious
Link:
https://app.docguard.net/2b31d24b4040c4e57b0763eb38c387f3d98411780e9e3580a6f1933e1bcfa2df/results/dashboard
Payload URLs
URL
File name
http://185.39.18.170/ER/rbo
LNK File
Behaviour
BlacklistAPI detected
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
cmd evasive lolbin masquerade ping
Link:
https://www.filescan.io/uploads/650daa9049c6a4ce497d759b/reports/38d77608-bf19-46ca-88af-b26de791782a/overview
Verdict:
Malicious
Labled as:
Trojan.WinLNK.Agent
Link:
https://www.hybrid-analysis.com/sample/2b31d24b4040c4e57b0763eb38c387f3d98411780e9e3580a6f1933e1bcfa2df
Result
Threat name:
DarkGate, MalLnk
Create hunting rule
Detection:
malicious
Classification:
rans.troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1312960
Signature
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
Creates a thread in another existing process (thread injection)
Downloads files with wrong headers with respect to MIME Content-Type
Found malware configuration
Found URL in windows shortcut file (LNK)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Potential malicious VBS script found (suspicious strings)
Sigma detected: DarkGate
Snort IDS alert for network traffic
Uses an obfuscated file name to hide its real file extension (double extension)
Uses known network protocols on non-standard ports
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Windows shortcut file (LNK) contains suspicious command line arguments
Windows shortcut file (LNK) starts blacklisted processes
Writes to foreign memory regions
Yara detected DarkGate
Yara detected malicious lnk
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1312960 Sample: Company_Transformations.pdf.lnk Startdate: 22/09/2023 Architecture: WINDOWS Score: 100 86 Snort IDS alert for network traffic 2->86 88 Multi AV Scanner detection for domain / URL 2->88 90 Found malware configuration 2->90 92 17 other signatures 2->92 10 cmd.exe 1 2->10         started        13 Autoit3.exe 1 2->13         started        15 powershell.exe 20 2->15         started        17 16 other processes 2->17 process3 signatures4 106 Uses ping.exe to sleep 10->106 108 Uses ping.exe to check the status of other devices and networks 10->108 19 cscript.exe 2 10->19         started        23 curl.exe 2 10->23         started        26 conhost.exe 1 10->26         started        32 2 other processes 10->32 110 Windows shortcut file (LNK) starts blacklisted processes 13->110 112 Writes to foreign memory regions 13->112 114 Allocates memory in foreign processes 13->114 28 cmd.exe 13->28         started        30 conhost.exe 15->30         started        process5 dnsIp6 76 5.188.87.58, 2351, 49757, 49758 GLOBALLAYERNL Russian Federation 19->76 94 Windows shortcut file (LNK) starts blacklisted processes 19->94 34 cmd.exe 3 19->34         started        78 185.39.18.170, 49756, 80 RU-SOCHITEL-ASRU Russian Federation 23->78 72 C:\Users\user\AppData\Local\TempbehaviorgraphD.vbs, ASCII 23->72 dropped 96 Potential malicious VBS script found (suspicious strings) 23->96 file7 signatures8 process9 file10 66 C:\inif\inif.exe, PE32+ 34->66 dropped 37 Autoit3.exe 1 9 34->37         started        41 inif.exe 2 34->41         started        43 conhost.exe 34->43         started        45 inif.exe 2 34->45         started        process11 file12 68 C:\temp\AutoIt3.exe, PE32 37->68 dropped 98 Windows shortcut file (LNK) starts blacklisted processes 37->98 100 Writes to foreign memory regions 37->100 102 Allocates memory in foreign processes 37->102 104 Creates a thread in another existing process (thread injection) 37->104 47 cmd.exe 6 37->47         started        51 cmd.exe 1 37->51         started        53 mgcOqcfuSZIzDjsCebOYYUJBqUKm.exe 1 37->53 injected 55 2 other processes 37->55 70 C:\inif\Autoit3.exe, PE32 41->70 dropped signatures13 process14 file15 74 C:\ProgramData\hdceebk\Autoit3.exe, PE32 47->74 dropped 82 Windows shortcut file (LNK) starts blacklisted processes 47->82 84 Creates a thread in another existing process (thread injection) 47->84 57 cmd.exe 47->57         started        59 TabTip32.exe 47->59         started        61 PING.EXE 1 51->61         started        64 conhost.exe 51->64         started        signatures16 process17 dnsIp18 80 127.0.0.1 unknown unknown 61->80
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2b31d24b4040c4e57b0763eb38c387f3d98411780e9e3580a6f1933e1bcfa2df/
Threat name:
Shortcut.Trojan.Darkgate
Create hunting rule
Status:
Suspicious
First seen:
2023-09-21 17:01:10 UTC
File Type:
Binary
AV detection:
11 of 22 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fmy5es2aidcok6yhmpvtrq4h6pmyielyb2pdlafg6gjt4g6pulpq._file
Result
Malware family:
darkgate
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Score:
  10/10
Tags:
family:darkgate stealer
Link:
https://tria.ge/reports/230922-r9vtpsgg4x/
Behaviour
Checks processor information in registry
Modifies registry class
Runs ping.exe
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Drops startup file
Executes dropped EXE
Blocklisted process makes network request
Downloads MZ/PE file
DarkGate
Suspicious use of NtCreateUserProcessOtherParentProcess
Malware Config
C2 Extraction:
http://5.188.87.58
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/2b31d24b4040c4e57b0763eb38c387f3d98411780e9e3580a6f1933e1bcfa2df

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:Download_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies download artefacts in shortcut (LNK) files.
Rule name:Execution_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies execution artefacts in shortcut (LNK) files.
Rule name:EXE_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies executable artefacts in shortcut (LNK) files.
Rule name:LNK_sospechosos
Create hunting rule
Author:Germán Fernández
Description:Detecta archivos .lnk sospechosos
Rule name:Long_RelativePath_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies shortcut (LNK) file with a long relative path. Might be used in an attempt to hide the path.
Rule name:PDF_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies Adobe Acrobat artefacts in shortcut (LNK) files.
Rule name:Script_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies scripting artefacts in shortcut (LNK) files.
Rule name:SUSP_LNK_CMD
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects the reference to cmd.exe inside an lnk file, which is suspicious

File information

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

Comments