Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
- submitted
18/06/2024, 12:46
General
- Target bc01aee4b58646f7d95bdfcc61afafb1_JaffaCakes118.exe
- Size 100KB
- Sample240618-pzyrhatfph
- SHA256 a1d15bd39b81e2db6d2d42056b474c6450809bf7c7251f1d7a920484698fedca
Score
10/10
Malware Config
Extracted
Family
-
guloader
C2
-
https://drive.google.com/uc?export=download&id=131EWK0qLfXyiCalH_E68fb_76tUCKYFo
xor.base64
Signatures
- Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
- Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\bc01aee4b58646f7d95bdfcc61afafb1_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\bc01aee4b58646f7d95bdfcc61afafb1_JaffaCakes118.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\bc01aee4b58646f7d95bdfcc61afafb1_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\bc01aee4b58646f7d95bdfcc61afafb1_JaffaCakes118.exe"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/1096-2-0x0000000002140000-0x0000000002148000-memory.dmp
memory/1096-5-0x0000000077C01000-0x0000000077D21000-memory.dmp
memory/1908-4-0x0000000000400000-0x000000000055D000-memory.dmp
memory/1908-7-0x0000000077C01000-0x0000000077D21000-memory.dmp
memory/1908-6-0x0000000000560000-0x0000000000660000-memory.dmp