Analysis
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max time kernel
146s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
01-03-2022 18:13
General
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Target
c2c088a08dc0e9eb10547ab1410ef700a1e10c4e72f2510fb0e24e9d17eaee16.exe
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Size
274KB
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MD5
5d3d4afde93c6324c9809216b9abe59e
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SHA1
8fce953f0fd66ac17a4863363f51900436e8c4b1
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SHA256
c2c088a08dc0e9eb10547ab1410ef700a1e10c4e72f2510fb0e24e9d17eaee16
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SHA512
b38fa09b4f558d725210fb6b68fd057f1f7c3d3c6152e1dbf6f4e8423947b8cf240780d635a610f9d4924be17f1bfbcf61d95fc97d7237716de0dbc6a49e0351
Malware Config
Extracted
44caliber
https://discord.com/api/webhooks/934355069707632650/hyRrt61MYA7c28dna-Ut-5vdx9SFhuIF4DtPfr4D2euROzHDvZidTGp3k0E9xTPSm2kN
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\c2c088a08dc0e9eb10547ab1410ef700a1e10c4e72f2510fb0e24e9d17eaee16.exe"C:\Users\Admin\AppData\Local\Temp\c2c088a08dc0e9eb10547ab1410ef700a1e10c4e72f2510fb0e24e9d17eaee16.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
8KB
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Filesize
8KB