Analysis
- max time kernel
90s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
08/07/2022, 09:53
General
- Target Insidious.exe
- Size 274KB
- Sample220708-lwmchsbean
- SHA256 47c42c1aa79425aa022efc0650e8465185b1d2694d21898f287eae5efed5ce15
Score
10/10
Malware Config
Extracted
Family
-
44caliber
C2
-
https://discord.com/api/webhooks/993771742373892207/G2243YWyGbuATWA0961Hf1DMkEC_PyBy0ABLMu4YRxsTN5o8A1jVzAeRnglWOJNXEd8n
Signatures
- 44Caliber
An open source infostealer written in C#.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Insidious.exe"C:\Users\Admin\AppData\Local\Temp\Insidious.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
memory/4116-130-0x0000000000760000-0x00000000007AA000-memory.dmp
memory/4116-131-0x0000000005B20000-0x0000000005BB2000-memory.dmp
memory/4116-132-0x0000000006570000-0x0000000006B14000-memory.dmp
memory/4116-133-0x0000000006440000-0x00000000064A6000-memory.dmp