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Overview
overview
3Static
static
3b9d3b9c4f3...18.exe
windows7-x64
3b9d3b9c4f3...18.exe
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDIR/nsLib.dll
windows7-x64
3$PLUGINSDIR/nsLib.dll
windows10-2004-x64
3vxscreenxup.exe
windows7-x64
vxscreenxup.exe
windows10-2004-x64
Analysis
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max time kernel
134s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
23/08/2024, 01:26
Static task
static1
Behavioral task
behavioral1
Sample
b9d3b9c4f33a8a80612d32f02d9182bf_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
b9d3b9c4f33a8a80612d32f02d9182bf_JaffaCakes118.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsLib.dll
Resource
win7-20240708-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsLib.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
vxscreenxup.exe
Resource
win7-20240704-en
Behavioral task
behavioral8
Sample
vxscreenxup.exe
Resource
win10v2004-20240802-en
General
-
Target
$PLUGINSDIR/nsLib.dll
-
Size
96KB
-
MD5
1ccfaf616ab023468531ee702a84054e
-
SHA1
1a1cee5f36713541f837d67d50c21e2805c8de9f
-
SHA256
f11da7abd72a00065e4950aeb47bee6687fb55173253780ff8e83305a3aee289
-
SHA512
f704685a07db8d10b881b725476036a5d624786ad10c58591c9fb9e2abdd61c2b6b3a55c78f3485318122cab160a120d9be8a4b1a116a5ff47ee76d7dab3aebb
-
SSDEEP
1536:6QzM8yN2YAbzbS95octLxyAxLk7ZWvw0ZlHGNUB/T5DDA7bVPDw:ZMRTAbzbaCctLxyAxLk7ZWvPl0c5DEV8
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3324 1612 WerFault.exe 84 -
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 3 IoCs
description pid Process procid_target PID 1632 wrote to memory of 1612 1632 rundll32.exe 84 PID 1632 wrote to memory of 1612 1632 rundll32.exe 84 PID 1632 wrote to memory of 1612 1632 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsLib.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1632 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsLib.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1612 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 6443⤵
- Program crash
PID:3324
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1612 -ip 16121⤵PID:544