Analysis
- max time kernel
122s - max time network
132s - platform
windows10-2004_x64 - resource
win10v2004-20220310-en - submitted
23/03/2022, 02:25
General
- Target 63e0efb7ec667e935cd34b2a76da22e48f816b5f98b3c14870b378f681f98c8e.exe
- Size 274KB
- Sample220323-cwdkyaeaa9
- SHA256 63e0efb7ec667e935cd34b2a76da22e48f816b5f98b3c14870b378f681f98c8e
Score
10/10
Malware Config
Extracted
Family
-
44caliber
C2
-
https://discordapp.com/api/webhooks/955224498146275348/pLxIEeiW2qrhrboJbcauxZQ0_RZDszpNNPmByT2Oic1imZEWt8KB4YmuUkeKx8HWKQuN
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\63e0efb7ec667e935cd34b2a76da22e48f816b5f98b3c14870b378f681f98c8e.exe"C:\Users\Admin\AppData\Local\Temp\63e0efb7ec667e935cd34b2a76da22e48f816b5f98b3c14870b378f681f98c8e.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/2044-134-0x00000000000A0000-0x00000000000EA000-memory.dmp
memory/2044-135-0x00007FF8947B0000-0x00007FF895271000-memory.dmp
memory/2044-136-0x0000000000890000-0x0000000000892000-memory.dmp