0609ebd4157f1b0591ab2a98749c0073a479ffae8e3eb5ba560838bb3eaaa0c5

Analysis

max time kernel
1322s
max time network
1319s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24-08-2024 03:41

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Reason

Machine shutdown

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General

Target

$PLUGINSDIR/CheckProVs.dll
Size

7KB
MD5

62e85098ce43cb3d5c422e49390b7071
SHA1

df6722f155ce2a1379eff53a9ad1611ddecbb3bf
SHA256

ee7e26894cbf89c93ae4df15bdb12cd9a21f5deacedfa99a01eefe8fa52daec2
SHA512

dfe7438c2b46f822e2a810bc355e5226043547608d19d1c70314e4325c06ad9ad63a797905e30d19f5d9a86ee1a6d9c28f525a298731e79dbf6f3d6441179a8e
SSDEEP

96:iqCVh8iNqVgRudZczLiJp2tvgaJOnT/323x3XQUPVAm6yBBECtu7ZyvN:9IhJqUudZkLi+bOni3x3X3PVR6yBBfj

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1392	4860	WerFault.exe	91

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4668 wrote to memory of 4860	4668	rundll32.exe	91
PID 4668 wrote to memory of 4860	4668	rundll32.exe	91
PID 4668 wrote to memory of 4860	4668	rundll32.exe	91

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CheckProVs.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4668
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CheckProVs.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4860
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 604
    3⤵
    - Program crash
    PID:1392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 4860 -ip 4860
1⤵
PID:1416

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=1996,i,5469445176230119590,7931734017267321834,262144 --variations-seed-version --mojo-platform-channel-handle=1440 /prefetch:8
1⤵
PID:3756

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=4008,i,5469445176230119590,7931734017267321834,262144 --variations-seed-version --mojo-platform-channel-handle=4304 /prefetch:8
1⤵
PID:1380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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