5ab35e21b05db047afd7ba744953ed7e59e3113351beaa198350e32f75e4d41b | Triage

Analysis

max time kernel
141s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2024, 17:24

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General

Target

bc623399a5ee8fa9e552c98b8b5c5eb2.dll
Size

72KB
MD5

bc623399a5ee8fa9e552c98b8b5c5eb2
SHA1

3e5335521bea7585e367fe36d68ee0c26bec3d32
SHA256

5ab35e21b05db047afd7ba744953ed7e59e3113351beaa198350e32f75e4d41b
SHA512

0691bb2b810865c38827a0eb63081b67018ed04a715cf2a5d0f409a9b96aaa0df7277391ebd1eaaa63fe2ac79f4109e02301932c0efcb8309f0f6ce473aeade9
SSDEEP

1536:Sjjl3nwzSuOqBubw/WgT6zMKAOK2lCWcQajhRuv:C5UOq0ukgOK2l7aFQv

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4636	1724	WerFault.exe	95

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2632 wrote to memory of 1724	2632	rundll32.exe	95
PID 2632 wrote to memory of 1724	2632	rundll32.exe	95
PID 2632 wrote to memory of 1724	2632	rundll32.exe	95

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bc623399a5ee8fa9e552c98b8b5c5eb2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2632
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bc623399a5ee8fa9e552c98b8b5c5eb2.dll,#1
  2⤵
  PID:1724
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1724 -s 600
    3⤵
    - Program crash
    PID:4636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1724 -ip 1724
1⤵
PID:4428

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1424 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8
1⤵
PID:4504

Network

MITRE ATT&CK Matrix

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