General
- Target 17294ae5b3fd.exe
- Size 6.5MB
- Sample260828-rxea7adc39
- SHA256 70bf0a8c0ffe5d1aa51358aba0ae365a1fab15cc356a02c07a36de6427e3ca7f
- MD5 4780771e3d27ff89d6f81648c197b8a6
- SHA1 7e295dbfbb54c73ef9a1cb0d567e25043a4add21
- SHA512 1d8f96ff993c4caa09508fa46f5367bca234ba1a0740dc22b3d582edb0217a283392469d733aff26c1cc6d346f961987e1927fd604a06912dd9252591db7e8ca
- SSDEEP 98304:nX6hoeIhDcgndodDjuEfJhkt8sfeJ36/i5Sq54IizhvMScU:nXvhDcg+DjBJhq8H30i5Sq5UF5
- TLSH T13966D02BF39B9536D48E067624B75325A37DE50443034BD763E8693CDE222F12F3A686
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
17294ae5b3fd.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
17294ae5b3fd.exe
Resource
win11ltsc2024-20260709-en
Malware Config
Extracted
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acrstealer
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4.3.8-alpha1
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stream.echovale.cc
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fastly.net
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ddrs
https://telegra.ph/C-Introduction-08-21
-
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 17294ae5b3fd.exe
- Size 6.5MB
- SHA256 70bf0a8c0ffe5d1aa51358aba0ae365a1fab15cc356a02c07a36de6427e3ca7f
- MD5 4780771e3d27ff89d6f81648c197b8a6
- SHA1 7e295dbfbb54c73ef9a1cb0d567e25043a4add21
- SHA512 1d8f96ff993c4caa09508fa46f5367bca234ba1a0740dc22b3d582edb0217a283392469d733aff26c1cc6d346f961987e1927fd604a06912dd9252591db7e8ca
- SSDEEP 98304:nX6hoeIhDcgndodDjuEfJhkt8sfeJ36/i5Sq54IizhvMScU:nXvhDcg+DjBJhq8H30i5Sq5UF5
- TLSH T13966D02BF39B9536D48E067624B75325A37DE50443034BD763E8693CDE222F12F3A686
- MD5 SHA1 SHA512 SSDEEP TLSH
Score10/10-
Detects ACRStealer V4.x
-
Family: ACR stealer,GrMsk
ACR stealer (aka GrMsk stealer) is an infostealer written in C++.
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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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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Suspicious use of NtSetInformationThreadHideFromDebugger
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2