b480c87b61c8af8b3141af262d0b82aad50aa21cf0f003089fa58dd49eef856b | Triage

Analysis

max time kernel
93s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
02/05/2024, 05:22

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General

Target

$PLUGINSDIR/StdUtils.dll
Size

94KB
MD5

0061a96c8ff17ad0927aae65b5dfe06b
SHA1

9d1bd69d930ccda683e6b7c2c0d1dbe3b54861fe
SHA256

2aaef1ed8a25097b3a807568daeffd3320fa29d6de66df90a57beaa8df8949cf
SHA512

c6b887a4e1682ba1e126c93bc4d886c7f1ce392f97866e631c5b8a945824cbefc9af2429a14c2dac3b16d97bd33195d4378a7e92ae53fdeb47197452d4d90fc4
SSDEEP

1536:0yy+i55jAPWrI5qXgcAZ5c4DB5G7NXE9eOO2xwN:3y+i5i+kEQcAZXGx0cr2xw

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4476	2564	WerFault.exe	82

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1576 wrote to memory of 2564	1576	rundll32.exe	82
PID 1576 wrote to memory of 2564	1576	rundll32.exe	82
PID 1576 wrote to memory of 2564	1576	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StdUtils.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1576
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StdUtils.dll,#1
  2⤵
  PID:2564
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2564 -s 620
    3⤵
    - Program crash
    PID:4476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2564 -ip 2564
1⤵
PID:2792

Network

MITRE ATT&CK Matrix

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