06a7c03d5bdd96a30a32cff0ae0f587fb0e7553b40c43034b90559584adc921f | Triage

Analysis

max time kernel
138s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10-05-2024 16:49

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General

Target

trz5772.dll
Size

357KB
MD5

fc592db8685cdad6c47f9e528ae671ec
SHA1

0a1ce4abfbab088ebf89127dd8451920f17ff1fc
SHA256

dbf5082b39704e8bccdb3dcdd00a1657b37a9100bd29886ebe08a2002ba9219e
SHA512

d0621faa1633fc701d280d91d4089f2807df30e1e8e6f313e7e2ec7832ad241e8d69b6e5ca55ad679ad1b0b8914e7cf41fed7cf6eed21f03fc2a5155c5dba1f4
SSDEEP

3072:Mh2WH6vTPdzUxmOZJTe5CBUofY84n0N4mJauZA:3JTOZJy5CmofY8WOhA

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
3680	1516	WerFault.exe	91

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 3708 wrote to memory of 1516	3708	rundll32.exe	91
PID 3708 wrote to memory of 1516	3708	rundll32.exe	91
PID 3708 wrote to memory of 1516	3708	rundll32.exe	91

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\trz5772.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3708
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\trz5772.dll,#1
  2⤵
  PID:1516
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1516 -s 632
    3⤵
    - Program crash
    PID:3680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 1516 -ip 1516
1⤵
PID:4840

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=4080 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
1⤵
PID:1624

Network

MITRE ATT&CK Matrix

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