ab9b2ab84fd22f3bdb4f19e72b13a0d44709bf3669420a99f4dab39758f9431f

Analysis

max time kernel
92s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04-09-2024 20:56

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General

Target

7z.dll
Size

1.1MB
MD5

8915c81b1da3f8e9ac6d9cb7f9b7c105
SHA1

4f9f117eab2e75df3c2cd85bbad307d58990657d
SHA256

92f6e97c9177361ee5425826585e6e4470052a36bb4e0d0e8667e83b41652c2f
SHA512

8f4440fc3028a16f76deee8b14bab3e973bc4e66e9cefa0fb862d3c010465ae0d1d1a592b6f97d18f4fa123379d85d6c15081f67a8383eb19d96fb84771fdbb7
SSDEEP

24576:0z+JvxNkWnteez2uuj6FKpCdouNOkiTONXrnl+A4wrvL4/kUjhB9:06JvbrnFz2uuj6FKpHuzXrn8A9zLIkUx

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4868	2280	WerFault.exe	83

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 4836 wrote to memory of 2280	4836	rundll32.exe	83
PID 4836 wrote to memory of 2280	4836	rundll32.exe	83
PID 4836 wrote to memory of 2280	4836	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7z.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4836
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7z.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2280
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 608
    3⤵
    - Program crash
    PID:4868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2280 -ip 2280
1⤵
PID:4884

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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