1aefc871cf047916411426953da59bcbfcfde96cbac4180242d8b3839686f8a3

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14-08-2024 12:31

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General

Target

CS15Hook.dll
Size

217KB
MD5

77bf893bd126e759d79193ebdb878ffe
SHA1

503bec5026113a3031a7005b320729c2ac4a94ef
SHA256

25801094dd2c2a273cf1e28b1ce8da35734e337502a70560513570ee20efbcaa
SHA512

821b7d5e5d1ba9d9ccb5bca85f089f1c74b8fd2964c49523eccc47aa9976c5e428bdf8b8f446ed1236904397a7d7a8deea61b0e56f3efdf241804fad92219d51
SSDEEP

3072:IT7dz4DSyOyGY7L0W9Wm7vrxuee/biTsmJ8Xtxu5V9I:IT7HYMWD7vFe3e8XKV9I

Score

3^/10

discovery

Malware Config

Signatures

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4740	4732	WerFault.exe	86
4676	4732	WerFault.exe	86

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 3 IoCs

description	pid	Process	procid_target
PID 5068 wrote to memory of 4732	5068	rundll32.exe	86
PID 5068 wrote to memory of 4732	5068	rundll32.exe	86
PID 5068 wrote to memory of 4732	5068	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\CS15Hook.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\CS15Hook.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4732
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4732 -s 560
    3⤵
    - Program crash
    PID:4740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4732 -s 860
    3⤵
    - Program crash
    PID:4676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4732 -ip 4732
1⤵
PID:1408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4732 -ip 4732
1⤵
PID:4016

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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