Analysis
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max time kernel
93s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
03-04-2024 00:23
Static task
static1
Behavioral task
behavioral1
Sample
9b20c6a0c05584185da23f0892a7a982_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
9b20c6a0c05584185da23f0892a7a982_JaffaCakes118.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/cwehlkdexhf.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/cwehlkdexhf.dll
Resource
win10v2004-20240226-en
General
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Target
$PLUGINSDIR/cwehlkdexhf.dll
-
Size
28KB
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MD5
201dec4f5cfe9c448804d504da2b9f50
-
SHA1
4a565158eb3ee42694427374e11fc052a0bd3dad
-
SHA256
f70b1ff393e0aaf8c737ec09a41598d9e51fbdde8bb19a7051aecc8d0752c965
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SHA512
52771f45ca9d51fe84d125fcb741ea9485ffef8620c5bf7c4cf233f66540dc27e48bc1b83d7a16dfd2faaafa66903dd7504620721385ce106addbde15a1bac82
-
SSDEEP
768:B7pNn0kP7w1oJDO7uYZMPHyko/9QPQSV:BHwFcHG1OV
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3060 1240 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 3464 wrote to memory of 1240 3464 rundll32.exe rundll32.exe PID 3464 wrote to memory of 1240 3464 rundll32.exe rundll32.exe PID 3464 wrote to memory of 1240 3464 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\cwehlkdexhf.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3464 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\cwehlkdexhf.dll,#12⤵PID:1240
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1240 -s 6523⤵
- Program crash
PID:3060
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1240 -ip 12401⤵PID:1464