b7cbbb0e37b40bb4724d1448b40f27d97ae1b37a89a7d8e01d3cfebcd7aeac14

Analysis

max time kernel
103s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2025, 04:35

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General

Target

$PLUGINSDIR/InstallOptions.dll
Size

12KB
MD5

b3ebe1cb6bdd529302c121dd4e2e0d00
SHA1

305f022e7e3ef0ae6cdc5f18bd6adc3032f64304
SHA256

5a1696f9892567b3339faf2bf4df5eb1d2d886c49807529028b65f0f493e79b2
SHA512

6f6ea4aec1588bb6f7ab4f8422942ac0acbddb8b916af2ead039b434bec6db4d0bf64deb3b8d6cc33666cabd70024a1208411ab6e0ee10bcf98c47951f8d359a
SSDEEP

384:7Klm7i+c3QW6ckPhyDEaLnu2bbBBIXwZ:mqi8BcyhEhLjbbTI

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5944	4088	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 232 wrote to memory of 4088	232	rundll32.exe	86
PID 232 wrote to memory of 4088	232	rundll32.exe	86
PID 232 wrote to memory of 4088	232	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4088
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4088 -s 624
    3⤵
    - Program crash
    PID:5944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4088 -ip 4088
1⤵
PID:2052

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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