81cdfc8c8d0986423b32a821cb27e4f19159ce36c3f70fb531861cc6ab711f58

Analysis

max time kernel
148s
max time network
138s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
26/08/2026, 10:17

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General

Target
python312x86/Crypto/Cipher/_ARC4.dll
Size 9KB
Sample260826-mbkhvstvhs
SHA256 81cdfc8c8d0986423b32a821cb27e4f19159ce36c3f70fb531861cc6ab711f58
MD5 e1f94910efb1d0ab53d146d9273875af
SHA1 7b4f162440c0aa52eb09230bb90b15f3bbf92c80
SHA512 02980c6e8b2a46606601c4b03e90ffdca8a3eda4e343ea41b824dffc5c80e755e1d24beb5da606450aba2f55b962ae993d0eb9a0d39d7c1b44553eae5d1307a1
SSDEEP 96:4Qa5rFVym7DVPFdtwX76Yp7GVxpGDk4s/Dj3jOeA/MmGffzHQacwyw:cxAm7DVPFIOYVGVx8AHjOtMVn7+w
TLSH
T143122C55FBD10AE6CE6C03796EB78D6E822CBB901FD052537752B11D0C095C1F83456A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1864	3100	WerFault.exe	89

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 2176 wrote to memory of 3100	2176	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\python312x86\Crypto\Cipher\_ARC4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\python312x86\Crypto\Cipher\_ARC4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3100 -s 496
    3⤵
    - Program crash
    PID:1864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3100 -ip 3100
1⤵
PID:4760

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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