d2fa04fa2db89db33958fa4d8609e8854c9694e29c4507a1642bd7fc4c6de534

Analysis

max time kernel
149s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
09/05/2026, 09:11

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General

Target
d2fa04fa2db89db33958fa4d8609e8854c9694e29c4507a1642bd7fc4c6de534.dll
Size 1.6MB
Sample260509-k5q7dsdz21
SHA256 d2fa04fa2db89db33958fa4d8609e8854c9694e29c4507a1642bd7fc4c6de534
MD5 e6bf5e3d59ad1d8be72a6d2f24d4d9e1
SHA1 10cc7106ee590d40771ff04d294a78efefc2eed2
SHA512 c20878644e4ead7f130c0e129fde483acf87855751494df3db8bd9ed6db8122677ff40b0b11d58a2134446ea9f24697743c9a1fe273f46bfdd7167b2b71846ca
SSDEEP 24576:FIAbi4MwB6LJPdAtyU7iiidwCsLzPLLjUJM5FIJRweiMtRMqYCTI5K0L:iNEXKk
TLSH
T169755C43E2B28CE7C7D90531DC6AD2767B347A1C93FB86737680D9D7B5622907A2031A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3376	1644	WerFault.exe	80

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 480 wrote to memory of 1644	480	rundll32.exe	80

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d2fa04fa2db89db33958fa4d8609e8854c9694e29c4507a1642bd7fc4c6de534.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:480
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d2fa04fa2db89db33958fa4d8609e8854c9694e29c4507a1642bd7fc4c6de534.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 416
    3⤵
    - Program crash
    PID:3376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1644 -ip 1644
1⤵
PID:3356

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/1644-0-0x0000000002640000-0x000000000278D000-memory.dmp

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