Analysis
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max time kernel
103s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25/08/2024, 10:09
Static task
static1
Behavioral task
behavioral1
Sample
1ab683bf46354319495a1f4d9580dcc0N.dll
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
1ab683bf46354319495a1f4d9580dcc0N.dll
Resource
win10v2004-20240802-en
General
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Target
1ab683bf46354319495a1f4d9580dcc0N.dll
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Size
4.4MB
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MD5
1ab683bf46354319495a1f4d9580dcc0
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SHA1
e48bf82b738df0bb3b0c162880d87860c8f1afbe
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SHA256
87d28a37e3aae78b79350fc723a8656fa55b3fba15a3b7385cb2a9ab056cf97a
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SHA512
3cf6bf6dc6244fd4d8bb694a9f0001ac2d03ae5da3b0fb228c2479573376bd3624f936a5b9b81f3e425f8b829ad517d797d2c334bd2653bb9ee11eaa1488ef9d
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SSDEEP
24576:4X8jm2FWr/sYGuNUZZ97a3j3sgzhxTJHWmefXrVM6tjyvM2+zc4ggpDCGNXET3Ly:grAZ/az3HTJEc4ggpDCG1w36bp
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 5028 4624 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 1884 wrote to memory of 4624 1884 rundll32.exe 84 PID 1884 wrote to memory of 4624 1884 rundll32.exe 84 PID 1884 wrote to memory of 4624 1884 rundll32.exe 84
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1ab683bf46354319495a1f4d9580dcc0N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1884 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1ab683bf46354319495a1f4d9580dcc0N.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4624 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4624 -s 6403⤵
- Program crash
PID:5028
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4624 -ip 46241⤵PID:3624