13069a8112400389af6cf7ad075ba2c0a1817c4f99c3ad8c9839c1e12477be65

Analysis

max time kernel
298s
max time network
233s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
28/04/2026, 07:30

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General

Target
186957.dll
Size 267KB
Sample260428-jb5x1sew21
SHA256 13069a8112400389af6cf7ad075ba2c0a1817c4f99c3ad8c9839c1e12477be65
MD5 a62500fcc34f100a886a09f55ac45898
SHA1 586768207ffa529a5273f1d75258573ce43998bf
SHA512 558290a69d4554aac778b1f617275052c48b0f6a0c2a1cc38a1500092ca3059a49a7f93a0c91c77165dd396481839bc0f898a5e2e7576407e277d3ee9ffd21e2
SSDEEP 6144:nTSdXsNZPxsdBa98MO9LoqMlSp5cVsMHqSd0qwDIT:0LmlSp5c/KsT
TLSH
T1DB44D40172F89239F9F72AB07A7962224A3BBC61AFB0C5CF1350958D5871BD0DA30767
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1136	376	WerFault.exe	78

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 5048 wrote to memory of 376	5048	rundll32.exe	78

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\186957.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\186957.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:376
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 376 -s 568
    3⤵
    - Program crash
    PID:1136

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 376 -ip 376
1⤵
PID:4648

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/376-0-0x0000000000F40000-0x0000000000F5A000-memory.dmp

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