Analysis
- max time kernel
91s - max time network
123s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
07/04/2024, 11:00
General
- Target e4c3f4417160312aa250e48270aaeb1a_JaffaCakes118.exe
- Size 1.2MB
- Sample240407-m4fqdabb9w
- SHA256 c0659d1d06570476094065f6c0c0311f9245396bf9be92b8f6ea5279839576b5
Malware Config
Extracted
-
44caliber
-
https://discordapp.com/api/webhooks/854313898911596545/vf42nHbpYOtpVdWXayUdaNtSd5X-l0f9HNHclQ0yL0cLNKWaJXCXzLpHEcwmDefY0mBf
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.
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- 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
- Suspicious use of SetWindowsHookEx 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\e4c3f4417160312aa250e48270aaeb1a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e4c3f4417160312aa250e48270aaeb1a_JaffaCakes118.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Bookmarks.txt
Process.txt
Process.txt
Process.txt
memory/2512-3-0x00000000060D0000-0x00000000060E0000-memory.dmp
memory/2512-13-0x00000000068C0000-0x0000000006952000-memory.dmp
memory/2512-37-0x0000000007410000-0x00000000079B4000-memory.dmp
memory/2512-0-0x0000000000240000-0x00000000005F4000-memory.dmp
memory/2512-2-0x00000000748A0000-0x0000000075050000-memory.dmp
memory/2512-1-0x0000000000240000-0x00000000005F4000-memory.dmp
memory/2512-122-0x0000000007320000-0x0000000007386000-memory.dmp
memory/2512-126-0x0000000000240000-0x00000000005F4000-memory.dmp
memory/2512-127-0x00000000748A0000-0x0000000075050000-memory.dmp