ae805b66e85b6d80bff92c0efe364116ec841d287e32520b8548883fe6fdcb86

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01-08-2024 19:17

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General

Target

msvcp140.dll
Size

429KB
MD5

cfbdf284c12056347e6773cb3949fbba
SHA1

ad3fa5fbbc4296d4a901ea94460762faf3d6a2b8
SHA256

bbecdfda2551b01aa16005c88305982c360a9fb9ba3d9be2fb15f2e9c6eb809f
SHA512

2f24eac94d51f8f28c8e6b6234ca2e481e0f8f1a73df62766ff4f5640480377fb2c4a469babedb87d303503994b469e570aaf725e16da6f9b2d6a77f15b4623f
SSDEEP

12288:lTLNQjAM80l7Vpm8j2NoSpman+hUgiW6QR7t5s03Ooc8dHkC2esumPy:lTLNQcMmYpE903Ooc8dHkC2enm6

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3004 3008 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
3004	3008	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1892 wrote to memory of 3008	1892	rundll32.exe	rundll32.exe
PID 1892 wrote to memory of 3008	1892	rundll32.exe	rundll32.exe
PID 1892 wrote to memory of 3008	1892	rundll32.exe	rundll32.exe
PID 1892 wrote to memory of 3008	1892	rundll32.exe	rundll32.exe
PID 1892 wrote to memory of 3008	1892	rundll32.exe	rundll32.exe
PID 1892 wrote to memory of 3008	1892	rundll32.exe	rundll32.exe
PID 1892 wrote to memory of 3008	1892	rundll32.exe	rundll32.exe
PID 3008 wrote to memory of 3004	3008	rundll32.exe	WerFault.exe
PID 3008 wrote to memory of 3004	3008	rundll32.exe	WerFault.exe
PID 3008 wrote to memory of 3004	3008	rundll32.exe	WerFault.exe
PID 3008 wrote to memory of 3004	3008	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcp140.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcp140.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3008
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 220
    3⤵
    - Program crash
    PID:3004

Network

MITRE ATT&CK Enterprise v15

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 v15

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