Analysis
- max time kernel
144s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
05/01/2024, 11:57
General
- Target 1127f9f9ecf644ce673c211e185e648c.exe
- Size 153KB
- Sample240105-n4wx2abcdk
- SHA256 239525c06bd5b287d65fc971a2cab16f92c4fbca5f47969aff1e397eef9fe155
Malware Config
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\1127f9f9ecf644ce673c211e185e648c.exe"C:\Users\Admin\AppData\Local\Temp\1127f9f9ecf644ce673c211e185e648c.exe"1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Process.txt
Process.txt
Process.txt
Process.txt
Process.txt
Process.txt
memory/628-0-0x0000000000700000-0x000000000072C000-memory.dmp
memory/628-34-0x000000001B540000-0x000000001B550000-memory.dmp
memory/628-33-0x00007FFB87CA0000-0x00007FFB88761000-memory.dmp
memory/628-18-0x000000001B540000-0x000000001B550000-memory.dmp
memory/628-2-0x00007FFB87CA0000-0x00007FFB88761000-memory.dmp
memory/628-1-0x0000000001000000-0x000000000104C000-memory.dmp
memory/628-130-0x00007FFB87CA0000-0x00007FFB88761000-memory.dmp