fcaad66f74bfc4a5dcb78e2c66515fdee8c9a4217fcde80964ef32d993fd4acd | Triage

Analysis

max time kernel
125s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
14-06-2024 03:28

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General

Target

$PLUGINSDIR/Math.dll
Size

66KB
MD5

b140459077c7c39be4bef249c2f84535
SHA1

c56498241c2ddafb01961596da16d08d1b11cd35
SHA256

0598f7d83db44929b7170c1285457b52b4281185f63ced102e709bf065f10d67
SHA512

fbcb19a951d96a216d73b6b3e005338bbb6e11332c6cc8c3f179ccd420b4db0e5682dc4245bd120dcb67bc70960eab368e74c68c7c165a485a12a7d0d8a00328
SSDEEP

1536:0P43WZ4Ql60gam+2MwRmPeqFVHbQH0ZZ1Iet:0wU609VMH0T/t

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2980	448	WerFault.exe	89

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 448	2156	rundll32.exe	89
PID 2156 wrote to memory of 448	2156	rundll32.exe	89
PID 2156 wrote to memory of 448	2156	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Math.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Math.dll,#1
  2⤵
  PID:448
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 448 -s 600
    3⤵
    - Program crash
    PID:2980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 448 -ip 448
1⤵
PID:2880

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 --field-trial-handle=1416,i,17325488789339133686,9539570259395798500,262144 --variations-seed-version --mojo-platform-channel-handle=2904 /prefetch:8
1⤵
PID:520

Network

MITRE ATT&CK Matrix

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