Overview
overview
7Static
static
3d0152335b8...18.exe
windows7-x64
7d0152335b8...18.exe
windows10-2004-x64
7$PLUGINSDI...ll.dll
windows7-x64
3$PLUGINSDI...ll.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...IP.dll
windows7-x64
3$PLUGINSDI...IP.dll
windows10-2004-x64
3Analysis
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max time kernel
122s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06-09-2024 17:32
Static task
static1
Behavioral task
behavioral1
Sample
d0152335b8a9b870e7186b4915d29dcd_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
d0152335b8a9b870e7186b4915d29dcd_JaffaCakes118.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/DcryptDll.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/DcryptDll.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/nsP7ZIP.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/nsP7ZIP.dll
Resource
win10v2004-20240802-en
General
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Target
$PLUGINSDIR/DcryptDll.dll
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Size
14KB
-
MD5
904beebec2790ee2ca0c90fc448ac7e0
-
SHA1
40fabf1eb0a3b7168351c4514c5288216cb1566d
-
SHA256
f730d9385bf72eac5d579bcf1f7e4330f1d239ca1054d4ead48e9e363d9f4222
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SHA512
8bdbbaaf73e396cf9fd9866b3e824b7e70c59a2bdefdb3236387e60d0e645d011265fe79fb193f6c0d6abe2e9c01260720c71cd8f068fcc4624760511c54efaa
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SSDEEP
192:apY9VuCnNCbs8dNyHdrvr5T1KEtx/9ehuhiDTUkSv/DxRyeHk51I7n13Xm:aptMNUjyVvGWxauhiDDS3DnyK7nF
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 1376 2520 WerFault.exe 30 -
System Location Discovery: System Language Discovery 1 TTPs 1 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 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2272 wrote to memory of 2520 2272 rundll32.exe 30 PID 2272 wrote to memory of 2520 2272 rundll32.exe 30 PID 2272 wrote to memory of 2520 2272 rundll32.exe 30 PID 2272 wrote to memory of 2520 2272 rundll32.exe 30 PID 2272 wrote to memory of 2520 2272 rundll32.exe 30 PID 2272 wrote to memory of 2520 2272 rundll32.exe 30 PID 2272 wrote to memory of 2520 2272 rundll32.exe 30 PID 2520 wrote to memory of 1376 2520 rundll32.exe 31 PID 2520 wrote to memory of 1376 2520 rundll32.exe 31 PID 2520 wrote to memory of 1376 2520 rundll32.exe 31 PID 2520 wrote to memory of 1376 2520 rundll32.exe 31
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\DcryptDll.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2272 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\DcryptDll.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2520 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2520 -s 2283⤵
- Program crash
PID:1376
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