General
- Target 98d-b-C47290777173
- Size 93KB
- Sample260925-w6fmtstekd
- SHA256 100af252403c52c010836bdf5cd882db72e6f3ecd1b9a3aa0b725e430e4c7c83
- MD5 52b6b8c89d0533e7bd568967dedbb03c
- SHA1 683bb5e1130d320aa5c5fd41c58ab032b11b38cc
- SHA512 c5a6d620aac9873ee3a905fd4f20f4f7fdcd095f11bde26e669d3dd1e6e12f41384a8cb612d1c238d02e6f97c315219a7e0fd584710fec11fb4519cdf0835c40
- SSDEEP 1536:be1FJGsdpjk0oNuPtgtQCTpnF9Q90adz4zcpNpfO+GL1jfrwNdC9/qSw7ieYi:bkF8spjPyuP+JpF9Q9Pz4zWOL1jfUnOu
- TLSH T1A49323053B8C95E010CDDDBE0FC06CA956AEE072D3DADC9C66CF5A84AB43AFA459C474
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
98d-b-C47290777173.ps1
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
98d-b-C47290777173.ps1
Resource
win11ltsc2024-20260911-en
Malware Config
Extracted
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acrstealer
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4.4.2-alpha1
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content.antitoxicmoustache.cc
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cloudflare.com
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ddrs
https://telegra.ph/Built-in-Types-08-01
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guids
019fd851-d0e2-7805-ae09-2dd1daa78960
f1575b64-8492-4e8b-b102-4d26e8c70371
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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 98d-b-C47290777173
- Size 93KB
- SHA256 100af252403c52c010836bdf5cd882db72e6f3ecd1b9a3aa0b725e430e4c7c83
- MD5 52b6b8c89d0533e7bd568967dedbb03c
- SHA1 683bb5e1130d320aa5c5fd41c58ab032b11b38cc
- SHA512 c5a6d620aac9873ee3a905fd4f20f4f7fdcd095f11bde26e669d3dd1e6e12f41384a8cb612d1c238d02e6f97c315219a7e0fd584710fec11fb4519cdf0835c40
- SSDEEP 1536:be1FJGsdpjk0oNuPtgtQCTpnF9Q90adz4zcpNpfO+GL1jfrwNdC9/qSw7ieYi:bkF8spjPyuP+JpF9Q9Pz4zWOL1jfUnOu
- TLSH T1A49323053B8C95E010CDDDBE0FC06CA956AEE072D3DADC9C66CF5A84AB43AFA459C474
- MD5 SHA1 SHA512 SSDEEP TLSH
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Detects SectopRAT aka Arechclient2
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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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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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v16
Privilege Escalation
Access Token Manipulation
1Parent PID Spoofing
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Process Injection
1Defense Evasion
Access Token Manipulation
1Parent PID Spoofing
1Modify Registry
1Process Injection
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3