Analysis
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max time kernel
4294183s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20220223-en -
submitted
01-03-2022 18:13
General
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Target
d4515c61a5b8ec675d401277f69a863e6ef01875e749e027ef6bde29674fc291.exe
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Size
273KB
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MD5
f16b30ce57b3d0678d55d91953597faa
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SHA1
7348bfa2fd87b1e5f556c54fa650eb376c60006d
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SHA256
d4515c61a5b8ec675d401277f69a863e6ef01875e749e027ef6bde29674fc291
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SHA512
fe22efa8d7ac0688be13b3fa2e168c9adfc5afa5d39132213a45f1ea1b9d2cd550f15655885cd819c6b8f94381f69620281b38ec907c5d0070d4442baf99f448
Malware Config
Extracted
44caliber
https://discord.com/api/webhooks/939927794656370699/MQUodH1jMxGoELXDI7vt3uVKvZAZN_FBkYRFlTiMVxHGCFnEzvPC7JNVH8-ESePeneQo
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 processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\d4515c61a5b8ec675d401277f69a863e6ef01875e749e027ef6bde29674fc291.exe"C:\Users\Admin\AppData\Local\Temp\d4515c61a5b8ec675d401277f69a863e6ef01875e749e027ef6bde29674fc291.exe"1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
296KB
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Filesize
4KB
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Filesize
8KB