Analysis
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max time kernel
121s -
max time network
125s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
01-03-2022 18:13
General
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Target
cdd407dd860f8210fb50025130bbfd7371228750c1e3a1b16b6929cc314df887.exe
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Size
274KB
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MD5
1fb07c2ab3bfec07b9f26be7a89a2836
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SHA1
a93efbd85bf9f8c75504b5faadc338104695cbd1
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SHA256
cdd407dd860f8210fb50025130bbfd7371228750c1e3a1b16b6929cc314df887
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SHA512
ed2c6003fba8c691ee3440c7c16fe8eb806604920a2f2139c5569189b47eefff096b746faa1480e76197e62caa42ca4fac9af895cf0c56870c7578fc88c431fb
Malware Config
Extracted
44caliber
https://discord.com/api/webhooks/941385512646750268/UCKa4QusV4sl-ZlUe9P2KixgpDTNi6YPhenW1lF7ySWWSwpSUvmDsMY-duLhQIJ0wSpF
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\cdd407dd860f8210fb50025130bbfd7371228750c1e3a1b16b6929cc314df887.exe"C:\Users\Admin\AppData\Local\Temp\cdd407dd860f8210fb50025130bbfd7371228750c1e3a1b16b6929cc314df887.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