Analysis
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max time kernel
147s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02/01/2025, 07:22
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe
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Size
54KB
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MD5
637ff7ecfe1d5e74fc4363473126812b
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SHA1
f6175edfb1b743507e226992953551d4961c8ff2
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SHA256
c229cec26167147b498a452c701ffb9b5424c74644d2f69709e7f3d65ff81ada
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SHA512
bbbf3d534547ab6654de7dc5dd3ce8f3a82ee2718460e5f9a4b205ac7891a0c8a984897ab2cca125b55a0ebc48077041b473972fd6bfca834f3244d6a37e1966
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SSDEEP
1536:sKzw19HD6xvOK3xtlhJzsq433C01C7g/fSGBH:IHDE5srCJg/fSGBH
Malware Config
Extracted
metasploit
encoder/call4_dword_xor
Signatures
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MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
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Metasploit family
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Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Microsoft Driver Setup = "C:\\Windows\\wrdrive32.exe" JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe -
Executes dropped EXE 1 IoCs
pid Process 2408 wrdrive32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Driver Setup = "C:\\Windows\\wrdrive32.exe" JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\wrdrive32.exe JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe File opened for modification C:\Windows\wrdrive32.exe JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe File created C:\Windows\%windir%\lfffile32.log wrdrive32.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wrdrive32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 840 JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe 840 JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 840 wrote to memory of 2408 840 JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe 30 PID 840 wrote to memory of 2408 840 JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe 30 PID 840 wrote to memory of 2408 840 JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe 30 PID 840 wrote to memory of 2408 840 JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_637ff7ecfe1d5e74fc4363473126812b.exe"1⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:840 -
C:\Windows\wrdrive32.exe"C:\Windows\wrdrive32.exe"2⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2408
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
54KB
MD5637ff7ecfe1d5e74fc4363473126812b
SHA1f6175edfb1b743507e226992953551d4961c8ff2
SHA256c229cec26167147b498a452c701ffb9b5424c74644d2f69709e7f3d65ff81ada
SHA512bbbf3d534547ab6654de7dc5dd3ce8f3a82ee2718460e5f9a4b205ac7891a0c8a984897ab2cca125b55a0ebc48077041b473972fd6bfca834f3244d6a37e1966