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Analysis
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max time kernel
117s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
16/04/2024, 15:38
Static task
static1
Behavioral task
behavioral1
Sample
f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe
Resource
win10v2004-20240412-en
General
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Target
f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe
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Size
290KB
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MD5
f3cad5b29d29243d30becef2202475cb
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SHA1
66383444cd44f203df4ce555059c469ff80445bf
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SHA256
ffb3c459b7fb9ac626bc9abb530b751e8512e0d11a397404d83f8fbf710d9c53
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SHA512
c47d9dcc1b15a0a5b18dfd4b6d2e2746c15acfb4eb8b86aaeba3f9e8d022ca9dde4c8638c7c224c5865b0b16b4c1853c8f409405ded28a6f82c4026e3cdc7ec1
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SSDEEP
6144:Ej5KPoqWbAl8/f9XgnVW5GJZ2tNYLj8MfsxHi8msig:++xlqXwVzYKj86sxHtmsig
Malware Config
Signatures
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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2076 set thread context of 2580 2076 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe 28 -
Modifies registry class 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2580 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe 2580 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2076 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2076 wrote to memory of 2580 2076 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe 28 PID 2076 wrote to memory of 2580 2076 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe 28 PID 2076 wrote to memory of 2580 2076 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe 28 PID 2076 wrote to memory of 2580 2076 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe 28 PID 2076 wrote to memory of 2580 2076 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe 28 PID 2076 wrote to memory of 2580 2076 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe 28 PID 2076 wrote to memory of 2580 2076 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe 28 PID 2076 wrote to memory of 2580 2076 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe 28 PID 2580 wrote to memory of 1392 2580 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe 21 PID 2580 wrote to memory of 1392 2580 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe 21 PID 2580 wrote to memory of 1392 2580 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe 21 PID 2580 wrote to memory of 1392 2580 f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe 21
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1392
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C:\Users\Admin\AppData\Local\Temp\f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe"2⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2076 -
C:\Users\Admin\AppData\Local\Temp\f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\f3cad5b29d29243d30becef2202475cb_JaffaCakes118.exe3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2580
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