Analysis
- max time kernel
135s - max time network
105s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
04/06/2024, 07:07
General
- Target 93f61ea9b665afc793fa204699cb4125_JaffaCakes118.exe
- Size 1.6MB
- Sample240604-hx426she58
- SHA256 e25b99b58c4f58caa57d6cc934f9efb97489aec576e4ab170eb6feb7793f2eed
Malware Config
Extracted
-
webmonitor
-
preetha.wm01.to:443
-
config_key
QuvlUX1F0t9VVObPIMdFN2IC4RdIDe8m
-
private_key
32i3qiVRG
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url_path
/recv5.php
Signatures
- RevcodeRat, WebMonitorRat
WebMonitor is a remote access tool that you can use from any browser access to control, and monitor your phones, or PCs.
- WebMonitor payload 3 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- UPX packed file 6 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 3 IoCs
- Suspicious use of SendNotifyMessage 3 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\93f61ea9b665afc793fa204699cb4125_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\93f61ea9b665afc793fa204699cb4125_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\93f61ea9b665afc793fa204699cb4125_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\93f61ea9b665afc793fa204699cb4125_JaffaCakes118.exe"2⤵
- Checks computer location settings
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\PcAUqLZzy5jRWl4r.bat" "3⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
PcAUqLZzy5jRWl4r.bat
memory/1920-1-0x0000000003A50000-0x0000000003A51000-memory.dmp
memory/1920-0-0x0000000003B60000-0x0000000003BBB000-memory.dmp
memory/3260-2-0x0000000000400000-0x00000000004F2000-memory.dmp
memory/3260-8-0x0000000000400000-0x00000000004F2000-memory.dmp
memory/3260-10-0x0000000000400000-0x00000000004F2000-memory.dmp
memory/3260-9-0x0000000000400000-0x00000000004F2000-memory.dmp
memory/3260-7-0x0000000000400000-0x00000000004F2000-memory.dmp
memory/3260-14-0x0000000000400000-0x00000000004F2000-memory.dmp
memory/3260-15-0x00000000006A0000-0x0000000000834000-memory.dmp