0654c8c5ee06bc8187528d4e26ea7fbcb3788fb2dcd0f675535273f3fe0296a0

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 14:40

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

$PLUGINSDIR/OBSInstallerUtils.dll
Size

426KB
MD5

e1f825260e7224ef0526514754f7d0e8
SHA1

553d67289b039ffea5d8b59f509b9265dca2ba19
SHA256

1d84aa191fbbd842d5eeed302195579de1256a9acb980308bf31a631ac01e530
SHA512

b9453eb4ae6edbfd86e438ed0825725ab91100b8403a933bb0e359703be462f6d3d37f8bfb32eeae375a46512c619370f9802925ae0d8898f540f933b05b281f
SSDEEP

6144:+fxKVpKLECSq5oMIMOfv6yZsA1eetlFnnI8+dATAxe97TGYKh:GxgpKLEBq5oMnOfv6yWaeetlxnpgh

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2780	2760	WerFault.exe	31

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 11 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 2760	3028	rundll32.exe	31
PID 3028 wrote to memory of 2760	3028	rundll32.exe	31
PID 3028 wrote to memory of 2760	3028	rundll32.exe	31
PID 3028 wrote to memory of 2760	3028	rundll32.exe	31
PID 3028 wrote to memory of 2760	3028	rundll32.exe	31
PID 3028 wrote to memory of 2760	3028	rundll32.exe	31
PID 3028 wrote to memory of 2760	3028	rundll32.exe	31
PID 2760 wrote to memory of 2780	2760	rundll32.exe	32
PID 2760 wrote to memory of 2780	2760	rundll32.exe	32
PID 2760 wrote to memory of 2780	2760	rundll32.exe	32
PID 2760 wrote to memory of 2780	2760	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\OBSInstallerUtils.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\OBSInstallerUtils.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 248
    3⤵
    - Program crash
    PID:2780

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

Replay Monitor

Loading Replay Monitor...

Downloads