15b2fa0131427a7fbffe42ce83f36357661772faa0381e6ab8ef21a81c6380aa | Triage

Analysis

max time kernel
142s
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
23-06-2024 13:06

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General

Target

mfc80u.dll
Size

1.0MB
MD5

ccc2e312486ae6b80970211da472268b
SHA1

025b52ff11627760f7006510e9a521b554230fee
SHA256

18be5d3c656236b7e3cd6d619d62496fe3e7f66bf2859e460f8ac3d1a6bdaa9a
SHA512

d6892abb1a85b9cf0fc6abe1c3aca6c46fc47541dffc2b75f311e8d2c9c1d367f265599456bd77be0e2b6d20c6c22ff5f0c46e7d9ba22c847ad1cbedc8ca3eff
SSDEEP

12288:o5lk6KUYmYRP6vAt9+J51r64f22JhPeEiz8F+p/xoOTa+S9XqNNw2ohW3:UyUaP64t9+JfrRJiz8F+p/N2/cmW

Score

1^/10

Malware Config

Signatures

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2968 wrote to memory of 4712	2968	rundll32.exe	rundll32.exe
PID 2968 wrote to memory of 4712	2968	rundll32.exe	rundll32.exe
PID 2968 wrote to memory of 4712	2968	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\mfc80u.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2968

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\mfc80u.dll,#1
2⤵
PID:4712

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=3756 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
1⤵
PID:1596

Network

MITRE ATT&CK Matrix

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Downloads