90263f5e0ceee73af6ee6ca4dac8e6441c1f5c39607512a954e42887a5a0bb3a | Triage™

Analysis

max time kernel
141s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11/05/2024, 10:42

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General

Target
$PLUGINSDIR/UserInfo.dll
Size 4KB
Sample240511-mrr8msfg35
SHA256 090c4bc8dc534e97b3877bd5115eb58b3e181495f29f231479f540bab5c01edc
MD5 9301577ff4d229347fe33259b43ef3b2
SHA1 5e39eb4f99920005a4b2303c8089d77f589c133d
SHA512 77dc7a1dedaeb1fb2ccefaba0a526b8d40ea64b9b37af53c056b9428159b67d552e5e3861cbffc2149ec646fdfe9ce94f4fdca51703f79c93e5f45c085e52c79
MD5 SHA1 SHA512

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4924	3684	WerFault.exe	90

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3080 wrote to memory of 3684	3080	rundll32.exe	90
PID 3080 wrote to memory of 3684	3080	rundll32.exe	90
PID 3080 wrote to memory of 3684	3080	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
  2⤵
  PID:3684
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3684 -s 612
    3⤵
    - Program crash
    PID:4924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3684 -ip 3684
1⤵
PID:2376

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=3872 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8
1⤵
PID:804

Network

MITRE ATT&CK Matrix

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