Analysis
- max time kernel
144s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
02/06/2024, 04:42
General
- Target 8cea9bc30046ce76a8d9d211206b9197_JaffaCakes118.exe
- Size 2.2MB
- Sample240602-fb7j3abh95
- SHA256 a8bf7dbcfe29c3c9c0bed1be3cd9cc2935e2bf60313c5721e37fbad5048f67c6
Malware Config
Extracted
-
systembc
-
spexblog17.xyz:4044
-
admstat45.xyz:4044
Signatures
- SystemBC
SystemBC is a proxy and remote administration tool first seen in 2019.
- Executes dropped EXE 1 IoCs
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Drops file in Windows directory 2 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\8cea9bc30046ce76a8d9d211206b9197_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8cea9bc30046ce76a8d9d211206b9197_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4196,i,16488180140590516186,11762960689811837350,262144 --variations-seed-version --mojo-platform-channel-handle=4156 /prefetch:81⤵
-
C:\ProgramData\cuvenow\pibhxqj.exeC:\ProgramData\cuvenow\pibhxqj.exe start21⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
pibhxqj.exe
memory/4592-8-0x0000000000400000-0x0000000000664000-memory.dmp
memory/4592-18-0x0000000000B80000-0x0000000000B98000-memory.dmp
memory/4592-19-0x0000000000400000-0x0000000000664000-memory.dmp
memory/4592-20-0x0000000000400000-0x0000000000664000-memory.dmp
memory/5068-0-0x0000000000400000-0x0000000000664000-memory.dmp
memory/5068-1-0x0000000000670000-0x0000000000688000-memory.dmp
memory/5068-2-0x0000000000400000-0x0000000000664000-memory.dmp
memory/5068-9-0x0000000000400000-0x0000000000664000-memory.dmp
memory/5068-11-0x0000000000670000-0x0000000000688000-memory.dmp