e58884695378cf02715373928bb8ade270baf03144369463f505c3b3808cbc42

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
29/04/2026, 00:19

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General

Target
$PLUGINSDIR/UAC.dll
Size 17KB
Sample260429-ammq5sfv21
SHA256 e58884695378cf02715373928bb8ade270baf03144369463f505c3b3808cbc42
MD5 88ad3fd90fc52ac3ee0441a38400a384
SHA1 08bc9e1f5951b54126b5c3c769e3eaed42f3d10b
SHA512 359496f571e6fa2ec4c5ab5bd1d35d1330586f624228713ae55c65a69e07d8623022ef54337c22c3aab558a9b74d9977c8436f5fea4194899d9ef3ffd74e7dbb
SSDEEP 384:59TzaeW+WyB8c7LX+OGkrwWvVrkUiEMAWm5nskAvXkq:5ZaB+W62Mr5vGUiEum5sk
TLSH
T16F724B25ABA083FFC5500571A6E1672217FA98301979586F8E73EEC62FB59436C3E703
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
872	4672	WerFault.exe	83

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 1 IoCs

description	pid	Process	procid_target
PID 4652 wrote to memory of 4672	4652	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4652
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4672 -s 624
    3⤵
    - Program crash
    PID:872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4672 -ip 4672
1⤵
PID:4844

Network

MITRE ATT&CK Enterprise v16

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

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Downloads

memory/4672-0-0x0000000000E80000-0x0000000000F3F000-memory.dmp

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