General
- Target 20cD-3-6-9-D
- Size 93KB
- Sample260922-pgldfssxft
- SHA256 431f3f1064aa30efe9df89246dbfac78edb1a1b82b1adadfce500540c002949f
- MD5 776e3ae75e06edbfd0b702521b89950c
- SHA1 3cb7b0a36fc1eb2e443bb2238c51d31b9ae92317
- SHA512 aaea91875ff50f32ced8c8ca6b97f96e997ee8777c0f66472015c5f6920eeabf60e515f68711ee2518bd4efeb6e3dc4ef174419d7bc1b02e8bc2813b4cd338c1
- SSDEEP 1536:be1FJGsdpjk0oNuPtgtQCTpnF9Q90adz4zcpNpfO+GL1jfrwNdP9/qSw7ieYi:bkF8spjPyuP+JpF9Q9Pz4zWOL1jfUnZu
- TLSH T1DD9322053B8C95E010CDDDBE0FC06CA956AEE072D3DADC9C66CF5A84AB43AFA459C474
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
20cD-3-6-9-D.ps1
Resource
win10v2004-20260911-en
Malware Config
Extracted
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acrstealer
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4.4.2-alpha1
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fastly.net
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ddrs
https://telegra.ph/C-Introduction-08-21
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guids
f1575b64-8492-4e8b-b102-4d26e8c70371
019fd84c-02e7-7a67-9097-4f73d632de4a
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user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.2.6187.130 Safari/537.36
Targets
-
- Target 20cD-3-6-9-D
- Size 93KB
- SHA256 431f3f1064aa30efe9df89246dbfac78edb1a1b82b1adadfce500540c002949f
- MD5 776e3ae75e06edbfd0b702521b89950c
- SHA1 3cb7b0a36fc1eb2e443bb2238c51d31b9ae92317
- SHA512 aaea91875ff50f32ced8c8ca6b97f96e997ee8777c0f66472015c5f6920eeabf60e515f68711ee2518bd4efeb6e3dc4ef174419d7bc1b02e8bc2813b4cd338c1
- SSDEEP 1536:be1FJGsdpjk0oNuPtgtQCTpnF9Q90adz4zcpNpfO+GL1jfrwNdP9/qSw7ieYi:bkF8spjPyuP+JpF9Q9Pz4zWOL1jfUnZu
- TLSH T1DD9322053B8C95E010CDDDBE0FC06CA956AEE072D3DADC9C66CF5A84AB43AFA459C474
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Family: ACR stealer,GrMsk
ACR stealer (aka GrMsk stealer) is an infostealer written in C++.
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SectopRAT payload
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Badlisted process makes network request
Network request originating from process or tool commonly abused by malware.
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Executes dropped EXE
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
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Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3