Analysis
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max time kernel
10s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
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submitted
30-12-2023 06:51
General
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Target
117b28e18c3cdee58cee6f5b4c6b708b.exe
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Size
1.2MB
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MD5
117b28e18c3cdee58cee6f5b4c6b708b
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SHA1
bf3f7cf88712b01a8123d3836bf19f25b17a70ec
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SHA256
b356d0dfecf39874a2bbbe4cae33f580d91a8991860df23314f35950f574485c
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SHA512
3a2331e1f7266a262e308eab726ee43127631c7348e7931186d13f54577abb1a18a92d6a6664dc69a9cbe9098914bd0e6173d1adc634a545b9c87b3bedd600ea
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SSDEEP
24576:8Shu0Xd9baM1zjL0KfafjvjZLJNWttqmO96tY:8SL7VUfjJWttlO9IY
Malware Config
Extracted
44caliber
https://discordapp.com/api/webhooks/859014405580783637/J-rOLcLQORAp4rSIpre0H46Lhmzd8QK1hgRFNA4mqYSEz6dtJRq9HsK-id725NgqZTvK
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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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\117b28e18c3cdee58cee6f5b4c6b708b.exe"C:\Users\Admin\AppData\Local\Temp\117b28e18c3cdee58cee6f5b4c6b708b.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.7MB
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Filesize
7.7MB
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Filesize
64KB
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Filesize
584KB
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Filesize
3.7MB
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Filesize
5.6MB
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Filesize
408KB
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Filesize
7.7MB
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Filesize
3.7MB