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Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
15/07/2024, 21:20
Static task
static1
Behavioral task
behavioral1
Sample
4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe
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Size
100KB
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MD5
4b735f9237eb7a662ec7aabe9c6aeebd
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SHA1
5a484e36da4ab4891688cd074e4664b385bf53c1
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SHA256
a9a37447c38fa06772bd73ff119a279d5ff743142e52957b75927a3fe7f19214
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SHA512
a67a596f32316592e7f167b9d4c28b1c236ddbc37d7f876dddd87b0731aa8df10b5ace591e289a3a766587fbeb9d6d0174aae505dd35284c2e25089c63bfa46b
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SSDEEP
1536:EZ8KMavjWzwTBbw8TH7lWZ/zun1KEDrWBl8i82y+OSEQbd:w83avj5tbw8TIzuIEDEl8im+LE
Malware Config
Signatures
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Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\userinit.exe 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\mjenpp.dll 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\skbskg.dll 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1584 set thread context of 1916 1584 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe 83 -
Program crash 1 IoCs
pid pid_target Process procid_target 632 1916 WerFault.exe 83 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1584 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe 1584 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe 1584 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe 1584 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe 1584 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe 1584 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1584 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1584 wrote to memory of 1916 1584 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe 83 PID 1584 wrote to memory of 1916 1584 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe 83 PID 1584 wrote to memory of 1916 1584 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe 83 PID 1584 wrote to memory of 1916 1584 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe 83 PID 1584 wrote to memory of 1916 1584 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe 83 PID 1584 wrote to memory of 1916 1584 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe 83 PID 1584 wrote to memory of 1916 1584 4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4b735f9237eb7a662ec7aabe9c6aeebd_JaffaCakes118.exe"1⤵
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1584 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe2⤵PID:1916
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1916 -s 123⤵
- Program crash
PID:632
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1916 -ip 19161⤵PID:3952