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Analysis
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max time kernel
438s -
max time network
1164s -
platform
windows11-21h2_x64 -
resource
win11-20231215-en -
resource tags
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submitted
12/02/2024, 01:36
General
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Target
NoteBook Vitax.exe
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Size
303KB
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MD5
13de7fe5ae3ca94916e9a2388331ec5b
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SHA1
e5650b323a754a49a4c44d966513263224af48ce
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SHA256
8ff779c61ce341d779d71c4d907627b0a0fd33474ac6f5647fcb4484940a810b
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SHA512
1f7b8946c4d9aed25730dd9952cecb85ea960ca76e39b04d3589f01f44fa522b59af6a26d96821c481b2ce4d96c1f3753835ffdf1a94ec3406444c2331a96563
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SSDEEP
6144:kr+UT6MDdbICydeBwtgGJSTZsgPvur8mI1D0k2w:krNsgGJSdsrq1Duw
Malware Config
Extracted
44caliber
https://discord.com/api/webhooks/1192867889502490784/d5b-GoiYJ0-udNuzCNlHbe17U050Uovs3ONP72ifR0EsXXp5DkvWjQWgRI59ylud8K6j
Signatures
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44Caliber
An open source infostealer written in C#.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
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Suspicious behavior: EnumeratesProcesses 15 IoCs
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Suspicious use of AdjustPrivilegeToken 6 IoCs
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Suspicious use of FindShellTrayWindow 38 IoCs
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Suspicious use of SendNotifyMessage 38 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\NoteBook Vitax.exe"C:\Users\Admin\AppData\Local\Temp\NoteBook Vitax.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc1⤵
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /01⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
328KB
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Filesize
10.8MB
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Filesize
64KB
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Filesize
10.8MB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB