fb2ef28d03f1bbc60cb564cc8d90b3469f3ad393d81020b4afe2501c1b60da9c

Analysis

max time kernel
149s
max time network
148s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20260513-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
submitted
09/08/2026, 18:18

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General

Target
$TEMP/R2RXFEKG.dll
Size 3KB
Sample260809-wxthbstbrg
SHA256 fb2ef28d03f1bbc60cb564cc8d90b3469f3ad393d81020b4afe2501c1b60da9c
MD5 fb235a312dbde4daf45aa6d62923d2c4
SHA1 67580595f059640b974cd585b3deac25aba5928e
SHA512 14c7ba743221520753266119b4f91023321fdead7e3f941e4c6ede1b439886fcdfe7565eefd00d03f7c93686234ccd7369e150f2ad344d365ed0447c6aa6f898
TLSH
T11B51725B97930876EB28037F098FD4C8914DAB6147DD1F0B6BC8052C989D8CEA972FE5
MD5 SHA1 SHA512 TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3880	4500	WerFault.exe	82

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 3652 wrote to memory of 4500	3652	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\R2RXFEKG.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3652
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\R2RXFEKG.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4500
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4500 -s 600
    3⤵
    - Program crash
    PID:3880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4500 -ip 4500
1⤵
PID:2520

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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