87bb41d41028b27981d25707b69035b9daf37ca7fcf2e2d36a4664e5e6c15f31 | Triage

Analysis

max time kernel
134s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
03-06-2024 13:48

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General

Target

Modules/7z.dll
Size

893KB
MD5

04ad4b80880b32c94be8d0886482c774
SHA1

344faf61c3eb76f4a2fb6452e83ed16c9cce73e0
SHA256

a1e1d1f0fff4fcccfbdfa313f3bdfea4d3dfe2c2d9174a615bbc39a0a6929338
SHA512

3e3aaf01b769471b18126e443a721c9e9a0269e9f5e48d0a10251bc1ee309855bd71ede266caa6828b007359b21ba562c2a5a3469078760f564fb7bd43acabfb
SSDEEP

24576:TW+wsDaQw6DDz3qRyPnmGfrnvVUKueY8RmneWtJ:TasY6DwOBfrnvV7UeWt

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3804	4872	WerFault.exe	92

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5072 wrote to memory of 4872	5072	rundll32.exe	92
PID 5072 wrote to memory of 4872	5072	rundll32.exe	92
PID 5072 wrote to memory of 4872	5072	rundll32.exe	92

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Modules\7z.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5072
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Modules\7z.dll,#1
  2⤵
  PID:4872
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4872 -s 584
    3⤵
    - Program crash
    PID:3804

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4872 -ip 4872
1⤵
PID:4864

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 --field-trial-handle=4232,i,13879737908471496610,15335851594401413307,262144 --variations-seed-version --mojo-platform-channel-handle=3756 /prefetch:8
1⤵
PID:5104

Network

MITRE ATT&CK Matrix

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