Analysis
- max time kernel
142s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
11/01/2024, 08:54
Behavioral task
behavioral1
Sample
531426ce9f21f54a6e25a3d4c1ffb56d.dll
Resource
win7-20231215-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
531426ce9f21f54a6e25a3d4c1ffb56d.dll
Resource
win10v2004-20231215-en
3 signatures
150 seconds
General
- Target 531426ce9f21f54a6e25a3d4c1ffb56d.dll
- Size 39KB
- Sample240111-kt1lpachap
- SHA256 7fdabf9f07c56c725a34c3c1ca0f8ff0776360d1b45ff571a6afdb65f2acdedd
- MD5 531426ce9f21f54a6e25a3d4c1ffb56d
- SHA1 67fcf65d111d44505b7ac10f3c8195cf67e4bddc
- SHA512 9f9590b96b8f7faaa8c02dbbd5a6289553f9143568bc4ed20f1d70ac28fa60de43ff0b9619b6b780e5b26fcbf5d7d838433ee12772928e7942fbdb5a4ef860d0
- SSDEEP 768:6DAc8m8xheoSJ4HFZDkqm4Kt7AU5/9iYIGPvDhsmchOb18hkvw/KA:GgIrJQFNLm4R49CGP7hsmHuh4w/n
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/4596-0-0x0000000010000000-0x0000000010022000-memory.dmp vmprotect behavioral2/memory/4596-2-0x0000000010000000-0x0000000010022000-memory.dmp vmprotect behavioral2/memory/4596-3-0x0000000010000000-0x0000000010022000-memory.dmp vmprotect - Program crash 1 IoCs
pid pid_target Process procid_target 1884 4596 WerFault.exe 88 - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3440 wrote to memory of 4596 3440 rundll32.exe 88 PID 3440 wrote to memory of 4596 3440 rundll32.exe 88 PID 3440 wrote to memory of 4596 3440 rundll32.exe 88
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\531426ce9f21f54a6e25a3d4c1ffb56d.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3440 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\531426ce9f21f54a6e25a3d4c1ffb56d.dll,#12⤵PID:4596
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 6603⤵
- Program crash
PID:1884
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4596 -ip 45961⤵PID:2188