f23044e2fd0574d7ec3d9e4674f916e0345088fa0d4ba7987d39284e3b858454 | Triage

Analysis

max time kernel
142s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
16-02-2024 09:09

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General

Target

$PLUGINSDIR/nsExec.dll
Size

6KB
MD5

ec62e1a8d16d8f1b0eb792aa26e5de5c
SHA1

faa219618aec99cffb81c312728dc56c1fdc5798
SHA256

193d396fc7be5fed9d585de3c43e23d640c1dce725499f0274b3898c248545aa
SHA512

cb3f3458cf734ab7b964ed25cac87ff2938292eed9caae1305b2e5975bde885f4d8b06d05d4099ef614982cd55d97e9ddc0f13bbe2cdd9fb642d008788ed3017
SSDEEP

96:O7fhZwXd8KgEbAa9PweF1WxD8ZLMJGgmkNp38:/N8KgWAuLWxD8ZAGgmkN

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5044	3520	WerFault.exe	84

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3396 wrote to memory of 3520	3396	rundll32.exe	84
PID 3396 wrote to memory of 3520	3396	rundll32.exe	84
PID 3396 wrote to memory of 3520	3396	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
  2⤵
  PID:3520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3520 -s 612
    3⤵
    - Program crash
    PID:5044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3520 -ip 3520
1⤵
PID:4448

Network

MITRE ATT&CK Matrix

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