3af40d87cca5fe1be85863534689831c7663a3c72eb73be064c2f2487bfb3cb4

Analysis

max time kernel
149s
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
Plugins/FX/reaninjam.dll
Size 619KB
Sample260419-t2pc3ab16s
SHA256 3af40d87cca5fe1be85863534689831c7663a3c72eb73be064c2f2487bfb3cb4
MD5 4482ff613429e18f19321d3c913af80d
SHA1 426d49391c001c7f8fad7651b0fbe8ae9824422d
SHA512 9a281e8bc606b4d3c6dc988609215f05ab95419dcfc129981c724ecd93dd57487eda38890b8bbebe504de780b9b4c5e478b68d99af64f953d945d0e3f2984953
SSDEEP 6144:eA7fu4eM4hq0mBFdrjwTALnnTnmwyNByJ1LJkRubV0lSHnp7kWbBBzxO9Q/rKEWi:eA7fZe3hw5jSALnTn3yiuuZyWFTqOrH
TLSH
T1E8D4BF1320A3C0F2D51B04706126BB335F7E39AA5A34DAAB77E86FDC4D79181672B346
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3156	2188	WerFault.exe	84

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 3140 wrote to memory of 2188	3140	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Plugins\FX\reaninjam.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3140
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Plugins\FX\reaninjam.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2188
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2188 -s 652
    3⤵
    - Program crash
    PID:3156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2188 -ip 2188
1⤵
PID:1020

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/2188-0-0x0000000000650000-0x00000000006E6000-memory.dmp

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