Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
23-12-2024 16:12
Static task
static1
Behavioral task
behavioral1
Sample
73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
73a9e0eec95e10855d7abd84c27208f881944a4603ab6074bc95f060d45d52d7.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/jisuens.dll
Resource
win7-20241023-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/jisuens.dll
Resource
win10v2004-20241007-en
General
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Target
$PLUGINSDIR/jisuens.dll
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Size
138KB
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MD5
7d2cebbfe1ee8d400a3832682592601d
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SHA1
1d80d991fb2925812e5af008d8b41a9c7195a528
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SHA256
fc7fc9a9e53d9485bbb46619779ff8d205e187755ec50a265414a2608c2f7a87
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SHA512
1456a13256ae9117ae31c0e9519ac0b917319c50e8e491b3bfe5dbd3b4864b585e1e603065f2e33cf188859cab0fcf47a73dcee96d16aa397c6857c8dd6946cc
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SSDEEP
1536:xJUCRI+m36N80P7WFyM4H5zgkIydOk4OylFcFb7eMYcobUfsr5dSKoabxNUdC6:Z54SZg4pm1zemLHxydC
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 2780 3064 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 2852 wrote to memory of 3064 2852 rundll32.exe 30 PID 2852 wrote to memory of 3064 2852 rundll32.exe 30 PID 2852 wrote to memory of 3064 2852 rundll32.exe 30 PID 2852 wrote to memory of 3064 2852 rundll32.exe 30 PID 2852 wrote to memory of 3064 2852 rundll32.exe 30 PID 2852 wrote to memory of 3064 2852 rundll32.exe 30 PID 2852 wrote to memory of 3064 2852 rundll32.exe 30 PID 3064 wrote to memory of 2780 3064 rundll32.exe 31 PID 3064 wrote to memory of 2780 3064 rundll32.exe 31 PID 3064 wrote to memory of 2780 3064 rundll32.exe 31 PID 3064 wrote to memory of 2780 3064 rundll32.exe 31
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\jisuens.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2852 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\jisuens.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3064 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3064 -s 2763⤵
- Program crash
PID:2780
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