bc89ef35f15c4ae4268961e8a8bc53a883afe23b3bf8e841a17499e0e9957b96

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
21/01/2025, 17:04

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General

Target
$PLUGINSDIR/InstallOptions.dll
Size 117KB
Sample250121-vlsafstrgl
SHA256 44e729371099650904bcd5db0af7fdad6ffc01e336ae464f0bb151f329175292
MD5 cd6e705cc6992e869f488ab211ac37cb
SHA1 c9c71edd929c15bcf5ee286d4a9e9259d1590eb5
SHA512 460173bbcff640721e54bb403e1f46d274e649a9db7d3b83d009a7f00354d434874dfdc009679e98cfb05548801b9eee78c25fe17b083fac396087ad3327debf
SSDEEP 1536:G8jeHR5cxDyiJu+Sp3o7lCNj+fgERBNxOtyg5Fu/oZSY0vXuHznnULYU455YQ+5:tZHK4Z2j+fP31gu3eHTnULB455y
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2560	2608	WerFault.exe	30

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 2556 wrote to memory of 2608	2556	rundll32.exe	30
PID 2556 wrote to memory of 2608	2556	rundll32.exe	30
PID 2556 wrote to memory of 2608	2556	rundll32.exe	30
PID 2556 wrote to memory of 2608	2556	rundll32.exe	30
PID 2556 wrote to memory of 2608	2556	rundll32.exe	30
PID 2556 wrote to memory of 2608	2556	rundll32.exe	30
PID 2556 wrote to memory of 2608	2556	rundll32.exe	30
PID 2608 wrote to memory of 2560	2608	rundll32.exe	31
PID 2608 wrote to memory of 2560	2608	rundll32.exe	31
PID 2608 wrote to memory of 2560	2608	rundll32.exe	31
PID 2608 wrote to memory of 2560	2608	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2608
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2608 -s 244
    3⤵
    - Program crash
    PID:2560

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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