c69534bb3e6d4e1c9b21f9e4745f6fb002cbcd3ab83f9ad208eb7bb135401062

Analysis

max time kernel
149s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
23/04/2026, 14:01

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General

Target
MSVCR110.dll
Size 91KB
Sample260423-rbjc1set4l
SHA256 c69534bb3e6d4e1c9b21f9e4745f6fb002cbcd3ab83f9ad208eb7bb135401062
MD5 cf40dff69e108487781dde696e28a847
SHA1 e9f6fdafe545b8ac43fc3c2c47fcf308c53d1711
SHA512 b5794ac4942aecf29f469221fb8c216d518e39b76abcb2586a34091e83b41b5c8d913aa5381608077604ef5b20c1693396a3281e898baf1c1e49b80af2d98079
SSDEEP 1536:DiEssvjKlHrJWhXgmqMcMpwoepcPUsnkemNtuXLBLBblKGmgBsWZuVZcdwYjck7y:DiE1KlHr82Mp/UsrmMLBLBtmau6wYjcx
TLSH
T1BD937C01B5C2C035D8BE19390868DA765B3D7950DFE09DEB375916BE8F302C0AE35E6A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5072	2336	WerFault.exe	79

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 2656 wrote to memory of 2336	2656	rundll32.exe	79

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\MSVCR110.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\MSVCR110.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2336
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2336 -s 448
    3⤵
    - Program crash
    PID:5072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2336 -ip 2336
1⤵
PID:5004

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/2336-0-0x00000000009E0000-0x0000000000A9B000-memory.dmp

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