MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c4290abc9b05d22cb4112768759acf854f881d08e697528fa2549740f89b9d75. 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


Stealc


Vendor detections: 10


Intelligence 10 IOCs YARA 46 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c4290abc9b05d22cb4112768759acf854f881d08e697528fa2549740f89b9d75
SHA3-384 hash: 93a45906c75cade959588bf2161c6f8d85c2ecaedaf0a97f8a3b48c6b61179d68c27c1f24bad2cc422e88ae78c331b58
SHA1 hash: 5b62a4044f9598085ea48d1984d901c85ec88723
MD5 hash: fcb6adcf738982cca1afdf3710ba489b
humanhash: eight-freddie-low-oxygen
File name:fcb6adcf738982cca1afdf3710ba489b.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:41'320 bytes
First seen:2024-02-11 03:40:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 768:Gro0B38UZCob4fgl4zmzU6+8NaL7oRoEOqBEFiRmmY:GJsI0gl4zYQ7aoEOUeiZY
Threatray 3 similar samples on MalwareBazaar
TLSH T15A039EA82FA95265F9FF4B3194A31621437AF763BA42C21FDA81905815233C14787EFF
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) (4504/4/1)
Reporter abuse_ch
Tags:exe signed Stealc

Code Signing Certificate

Organisation:file inc
Issuer:file inc
Algorithm:sha256WithRSAEncryption
Valid from:2024-02-11T03:04:45Z
Valid to:2025-02-11T03:04:45Z
Serial number: 01fe0479d57f223107427f3e739f85ab
Thumbprint Algorithm:SHA256
Thumbprint: c8c729bf8831de9b44f0fad8343a096c23b3fc7cb518a3731d1242aa1f51cd95
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform


Avatar
abuse_ch
Stealc C2:
http://5.42.64.44/BlsSwk93eX/index.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
457
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/475720/
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/65c841cf179f724a954eaad6/reports/60978658-418b-4f6e-894a-8a86b44f3ee5/overview
Verdict:
Suspicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/c4290abc9b05d22cb4112768759acf854f881d08e697528fa2549740f89b9d75
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/956e2bf3-be49-4aae-b352-2880fe2ebd28
Result
Threat name:
lgoogLoader
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1390268
Signature
Adds a directory exclusion to Windows Defender
Adds extensions / path to Windows Defender exclusion list (Registry)
Antivirus detection for URL or domain
Contain functionality to detect virtual machines
Contains functionality to infect the boot sector
Contains functionality to inject code into remote processes
Disables UAC (registry)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected lgoogLoader
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
Score:
85%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c4290abc9b05d22cb4112768759acf854f881d08e697528fa2549740f89b9d75
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c4290abc9b05d22cb4112768759acf854f881d08e697528fa2549740f89b9d75/
Threat name:
Win32.Spyware.Stealc
Create hunting rule
Status:
Malicious
First seen:
2024-02-11 03:41:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
12 of 24 (50.00%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yquqvpe3axjcznare5uhlgwpqvhyqhii42lvfd5ckslub6e3tv2q._file
Verdict:
unknown
Similar samples:
c4290abc9b05d22cb4112768759acf854f881d08e697528fa2549740f89b9d75
Stealc
f122b9d1ded8b58f9bfa3cffc77a5536cd112678aeab2065841478a70a712193
Stealc
Result
Malware family:
lgoogloader
Create hunting rule
Score:
  10/10
Tags:
family:lgoogloader downloader evasion trojan
Link:
https://tria.ge/reports/240211-d8rtrsea66/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Checks computer location settings
Windows security modification
Detects LgoogLoader payload
LgoogLoader
UAC bypass
Windows security bypass
Unpacked files
SH256 hash:
c4290abc9b05d22cb4112768759acf854f881d08e697528fa2549740f89b9d75
MD5 hash:
fcb6adcf738982cca1afdf3710ba489b
SHA1 hash:
5b62a4044f9598085ea48d1984d901c85ec88723
Link:
https://www.unpac.me/results/df6c8b61-4bc9-4f06-8f0b-3622d5dc336c/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c4290abc9b05/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Stealc
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c4290abc9b05d22cb4112768759acf854f881d08e697528fa2549740f89b9d75

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
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: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:grakate_stealer_nov_2021
Create hunting rule
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_EXE_Packed_VMProtect
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with VMProtect.
Rule name:INDICATOR_SUSPICIOUS_DisableWinDefender
Create hunting rule
Author:ditekSHen
Description:Detects executables containing artifacts 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:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
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: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:UPX290LZMAMarkusOberhumerLaszloMolnarJohnReiser
Create hunting rule
Author:malware-lu
Rule name:UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser
Create hunting rule
Author:malware-lu
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

Stealc

Executable exe c4290abc9b05d22cb4112768759acf854f881d08e697528fa2549740f89b9d75

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2754067/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/475720/

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