a4df31ca93df5bf27c5a7107accb83ad7af58a3d313750f30322e9c10c0266eb

Analysis

max time kernel
149s
max time network
154s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
04/06/2026, 12:22

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General

Target
gehsfe/msvcp120.dll
Size 434KB
Sample260604-pkbcnaew2s
SHA256 a4df31ca93df5bf27c5a7107accb83ad7af58a3d313750f30322e9c10c0266eb
MD5 101fe64acfe08e1137cafc5a91166b3c
SHA1 6b30afd105037cc96c822bb61da19a1ec4ceb3f6
SHA512 adce03266afd5944b2ca36d5f3c9292e2b33cea02dc48b7c1368877fdc1fe84d289c4652ba66c6b0d30c09170d1e8854bbd81ebe95d1efc6363008f416b21789
SSDEEP 12288:GZ/8wcqw2oe+Z3VrfwfNOOoWhUgiW6QR7t5ss3Ooc8DHkC2e77X:+/8wVwHZFTwFOOos3Ooc8DHkC2e77X
TLSH
T10A944A237B864CF2D19E53B231C9532557FABC2541B1E343ABEEE1693FA5282E123611
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4076	3384	WerFault.exe	81

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 944 wrote to memory of 3384	944	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\gehsfe\msvcp120.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:944
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\gehsfe\msvcp120.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3384
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3384 -s 452
    3⤵
    - Program crash
    PID:4076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3384 -ip 3384
1⤵
PID:2076

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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