Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
01/06/2024, 03:10
General
- Target 8935f1fb68a10140627c0932a24cbb68_JaffaCakes118.exe
- Size 43KB
- Sample240601-dn8xjsge32
- SHA256 e93376eca148b6ef2306fe6d2433729dc4ce746639ecae006669b5f5b21b884a
Malware Config
Extracted
-
njrat
-
Njrat 0.7 Golden By Hassan Amiri
-
HacKed
-
bliter.hopto.org:1177
-
Windows Update
-
reg_key
Windows Update
-
splitter
|Hassan|
Signatures
- njRAT/Bladabindi
Widely used RAT written in .NET.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Drops startup file 2 IoCs
- Executes dropped EXE 3 IoCs
- Adds Run key to start application 2 TTPs 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: GetForegroundWindowSpam 2 IoCs
- Suspicious use of AdjustPrivilegeToken 31 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\8935f1fb68a10140627c0932a24cbb68_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8935f1fb68a10140627c0932a24cbb68_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\Admin\AppData\Local\Temp/Server.exe3⤵
- Creates scheduled task(s)
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-
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C:\Users\Admin\AppData\Local\Temp\Server.exeC:\Users\Admin\AppData\Local\Temp/Server.exe1⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\Server.exeC:\Users\Admin\AppData\Local\Temp/Server.exe1⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Server.exe.log
svchost.exe
memory/2664-3-0x00000000058F0000-0x0000000005E94000-memory.dmp
memory/2664-0-0x000000007527E000-0x000000007527F000-memory.dmp
memory/2664-5-0x0000000005420000-0x00000000054B2000-memory.dmp
memory/2664-4-0x0000000075270000-0x0000000075A20000-memory.dmp
memory/2664-2-0x00000000050A0000-0x000000000513C000-memory.dmp
memory/2664-15-0x0000000075270000-0x0000000075A20000-memory.dmp
memory/2664-1-0x0000000000640000-0x0000000000652000-memory.dmp
memory/5016-23-0x0000000075270000-0x0000000075A20000-memory.dmp
memory/5016-24-0x0000000075270000-0x0000000075A20000-memory.dmp
memory/5016-26-0x0000000075270000-0x0000000075A20000-memory.dmp
memory/5076-16-0x0000000075270000-0x0000000075A20000-memory.dmp
memory/5076-19-0x0000000005B50000-0x0000000005B5A000-memory.dmp
memory/5076-20-0x0000000075270000-0x0000000075A20000-memory.dmp