Analysis
- max time kernel
143s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20230915-en - resource tags
- submitted
24/09/2023, 13:47
General
- Target c2ade6498bf4fe3991c76104a2d5a8ad880ab4baaf0756f707eb3b22d9734a8f_JC.exe
- Size 274KB
- Sample230924-q3phnsfe81
- SHA256 c2ade6498bf4fe3991c76104a2d5a8ad880ab4baaf0756f707eb3b22d9734a8f
Score
10/10
Malware Config
Extracted
Family
-
44caliber
C2
-
https://discord.com/api/webhooks/1101119692103491584/GTMNvMSwfNfgMdtSqTcvjCvj1QDXJYPNxW9vEtgHszOELGeSAQDBrIp9Qf7oWif26BJd
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\c2ade6498bf4fe3991c76104a2d5a8ad880ab4baaf0756f707eb3b22d9734a8f_JC.exe"C:\Users\Admin\AppData\Local\Temp\c2ade6498bf4fe3991c76104a2d5a8ad880ab4baaf0756f707eb3b22d9734a8f_JC.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
memory/4928-0-0x000001C027C30000-0x000001C027C7A000-memory.dmp
memory/4928-19-0x00007FFBD8160000-0x00007FFBD8C21000-memory.dmp
memory/4928-31-0x000001C029990000-0x000001C0299A0000-memory.dmp
memory/4928-120-0x00007FFBD8160000-0x00007FFBD8C21000-memory.dmp