Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
16-07-2024 20:11
Static task
static1
Behavioral task
behavioral1
Sample
4fdee5a59295dca9f41205a51b593c35_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
4fdee5a59295dca9f41205a51b593c35_JaffaCakes118.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240705-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral5
Sample
yrcvb.dll
Resource
win7-20240708-en
Behavioral task
behavioral6
Sample
yrcvb.dll
Resource
win10v2004-20240709-en
General
-
Target
$PLUGINSDIR/System.dll
-
Size
11KB
-
MD5
fccff8cb7a1067e23fd2e2b63971a8e1
-
SHA1
30e2a9e137c1223a78a0f7b0bf96a1c361976d91
-
SHA256
6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e
-
SHA512
f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c
-
SSDEEP
192:xPtkiQJr7V9r3HcU17S8g1w5xzWxy6j2V7i77blbTc4v:g7VpNo8gmOyRsVc4
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2016 1836 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 2396 wrote to memory of 1836 2396 rundll32.exe rundll32.exe PID 2396 wrote to memory of 1836 2396 rundll32.exe rundll32.exe PID 2396 wrote to memory of 1836 2396 rundll32.exe rundll32.exe PID 2396 wrote to memory of 1836 2396 rundll32.exe rundll32.exe PID 2396 wrote to memory of 1836 2396 rundll32.exe rundll32.exe PID 2396 wrote to memory of 1836 2396 rundll32.exe rundll32.exe PID 2396 wrote to memory of 1836 2396 rundll32.exe rundll32.exe PID 1836 wrote to memory of 2016 1836 rundll32.exe WerFault.exe PID 1836 wrote to memory of 2016 1836 rundll32.exe WerFault.exe PID 1836 wrote to memory of 2016 1836 rundll32.exe WerFault.exe PID 1836 wrote to memory of 2016 1836 rundll32.exe WerFault.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2396 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1836 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1836 -s 2203⤵
- Program crash
PID:2016