611b014d7e6d599b972852d88e055a1b83d78f94a4eb6ba0901c966b5b6cb40e | Triage

Analysis

max time kernel
437s
max time network
1169s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
24-03-2024 03:07

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General

Target

$PLUGINSDIR/UserInfo.dll
Size

4KB
MD5

2f69afa9d17a5245ec9b5bb03d56f63c
SHA1

e0a133222136b3d4783e965513a690c23826aec9
SHA256

e54989d2b83e7282d0bec56b098635146aab5d5a283f1f89486816851ef885a0
SHA512

bfd4af50e41ebc56e30355c722c2a55540a5bbddb68f1522ef7aabfe4f5f2a20e87fa9677ee3cdb3c0bf5bd3988b89d1224d32c9f23342a16e46c542d8dc0926

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3980	5084	WerFault.exe	93

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 5084	2308	rundll32.exe	93
PID 2308 wrote to memory of 5084	2308	rundll32.exe	93
PID 2308 wrote to memory of 5084	2308	rundll32.exe	93

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
  2⤵
  PID:5084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5084 -s 624
    3⤵
    - Program crash
    PID:3980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 5084 -ip 5084
1⤵
PID:1464

Network

MITRE ATT&CK Matrix

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