Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11/09/2024, 11:46
Static task
static1
Behavioral task
behavioral1
Sample
da4779d45e6856c3e72b2c9acc8cc5fa_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
da4779d45e6856c3e72b2c9acc8cc5fa_JaffaCakes118.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsisunz.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nvgqf.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nvgqf.dll
Resource
win10v2004-20240802-en
General
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Target
$PLUGINSDIR/nsisunz.dll
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Size
40KB
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MD5
5f13dbc378792f23e598079fc1e4422b
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SHA1
5813c05802f15930aa860b8363af2b58426c8adf
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SHA256
6e87ecb7f62039fbb6e7676422d1a5e75a32b90dde6865dcb68ee658ba8df61d
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SHA512
9270635a5294482f49e0292e26d45dd103b85fe27dc163d44531b095c5f9dbde6b904adaf1a888ba3c112a094380394713c796f5195b2566a20f00b42b6578e5
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SSDEEP
384:KExN66Yf2xL5Q4IsjuUjUZfqRDpImexpf88FwHxXvjX3hwlHt6oIfESxSHoOO8n9:O2x64GcVpI3xC8ynToIf1SIOhW4
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 2540 3048 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 1880 wrote to memory of 3048 1880 rundll32.exe 30 PID 1880 wrote to memory of 3048 1880 rundll32.exe 30 PID 1880 wrote to memory of 3048 1880 rundll32.exe 30 PID 1880 wrote to memory of 3048 1880 rundll32.exe 30 PID 1880 wrote to memory of 3048 1880 rundll32.exe 30 PID 1880 wrote to memory of 3048 1880 rundll32.exe 30 PID 1880 wrote to memory of 3048 1880 rundll32.exe 30 PID 3048 wrote to memory of 2540 3048 rundll32.exe 31 PID 3048 wrote to memory of 2540 3048 rundll32.exe 31 PID 3048 wrote to memory of 2540 3048 rundll32.exe 31 PID 3048 wrote to memory of 2540 3048 rundll32.exe 31
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisunz.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1880 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisunz.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3048 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 2243⤵
- Program crash
PID:2540
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