32dd7269abf5a0e5db888e307d9df313e87cef4f1b597965a9d8e00934658822

Analysis

max time kernel
150s
max time network
156s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20260130-es
resource tags

arch:x64arch:x86image:win10ltsc2021-20260130-eslocale:es-esos:windows10-ltsc_2021-x64systemwindows
submitted
19/04/2026, 16:33

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General

Target
$PLUGINSDIR/UAC.dll
Size 14KB
Sample260419-t2pc3ab16s
SHA256 32dd7269abf5a0e5db888e307d9df313e87cef4f1b597965a9d8e00934658822
MD5 4814167aa1c7ec892e84907094646faa
SHA1 a57a5ecbdfa9a8777a3c587f1acb02b783afc5ee
SHA512 fb1f35e393997ecd2301f371892b59574ee6b666095c3a435336160481f6ef7ed5635c90ce5d2cf88e5ef4a5affb46cb841b7d17e7981bd6e998531193f5d067
SSDEEP 384:3A7q72y8XYDSDJe7H+KXKKK2KRKuKZrjVo787foI7:3sygyraXjQ7Zl99
TLSH
T13B626D6652988BFFD321113AB6A333235BE591103770715F4AA36F947C34A93A63D326
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3812	4860	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 4704 wrote to memory of 4860	4704	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:4704
- 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:4860
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 624
    3⤵
    - Program crash
    PID:3812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4860 -ip 4860
1⤵
PID:4740

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

Replay Monitor

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Downloads

memory/4860-0-0x00000000014A0000-0x00000000014E5000-memory.dmp

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