Overview
overview
3Static
static
3WindowsTas..._u.dll
windows7-x64
3WindowsTas..._u.dll
windows10-2004-x64
3WindowsTas...sk.exe
windows7-x64
1WindowsTas...sk.exe
windows10-2004-x64
1WindowsTas...e3.dll
windows7-x64
1WindowsTas...e3.dll
windows10-2004-x64
1WindowsTas...ws.exe
windows7-x64
1WindowsTas...ws.exe
windows10-2004-x64
1Analysis
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max time kernel
120s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
10/10/2023, 21:25
Static task
static1
Behavioral task
behavioral1
Sample
WindowsTask/DuiLib_u.dll
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
WindowsTask/DuiLib_u.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral3
Sample
WindowsTask/WindowsTask.exe
Resource
win7-20230831-en
Behavioral task
behavioral4
Sample
WindowsTask/WindowsTask.exe
Resource
win10v2004-20230915-en
Behavioral task
behavioral5
Sample
WindowsTask/sqlite3.dll
Resource
win7-20230831-en
Behavioral task
behavioral6
Sample
WindowsTask/sqlite3.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral7
Sample
WindowsTask/windows.exe
Resource
win7-20230831-en
Behavioral task
behavioral8
Sample
WindowsTask/windows.exe
Resource
win10v2004-20230915-en
General
-
Target
WindowsTask/DuiLib_u.dll
-
Size
459KB
-
MD5
56072dfb985e2108f83088fc53eb8d28
-
SHA1
7511fa54087b8a3f6b15f35e93b348dbb77ba90e
-
SHA256
86a5bb96638aee5f0472f5ba1e0684fc9fe7d978c7144c674c364392fb251342
-
SHA512
514fe9279bb3b0c82c37ebcbb3667c2057b5f9c2fd3317fd175bd0cab1ca7cddc60e45a53949e8c185936af7e3de3bb1953596b7b0bad26e3eaa7e4391597130
-
SSDEEP
6144:h1Vwlasn7VKQG3uBk7X17A1pU6GKZh/7eOsXMm:LqLB8X17AY6nZhaOsH
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2676 2816 WerFault.exe 29 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2760 wrote to memory of 2816 2760 rundll32.exe 29 PID 2760 wrote to memory of 2816 2760 rundll32.exe 29 PID 2760 wrote to memory of 2816 2760 rundll32.exe 29 PID 2760 wrote to memory of 2816 2760 rundll32.exe 29 PID 2760 wrote to memory of 2816 2760 rundll32.exe 29 PID 2760 wrote to memory of 2816 2760 rundll32.exe 29 PID 2760 wrote to memory of 2816 2760 rundll32.exe 29 PID 2816 wrote to memory of 2676 2816 rundll32.exe 30 PID 2816 wrote to memory of 2676 2816 rundll32.exe 30 PID 2816 wrote to memory of 2676 2816 rundll32.exe 30 PID 2816 wrote to memory of 2676 2816 rundll32.exe 30
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\WindowsTask\DuiLib_u.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2760 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\WindowsTask\DuiLib_u.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2816 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2816 -s 2323⤵
- Program crash
PID:2676
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