fd37bbba7671d0620e521c605de9765cab9f9bf031b2a5e507ec67cd174e3068

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
25/08/2024, 11:40

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General

Target
$PLUGINSDIR/System.dll
Size 9KB
Sample240825-ntdnpssdrf
SHA256 4eb689e2db8d683afcfffe6dee1985fbd458d2770093547331d563acece80c67
MD5 e085476805e8f5ef1c7ed635c5309017
SHA1 609e79fdc29d6dee40cc5dd333094db5f9f63eec
SHA512 082932aea8d993de8ca1eeb60f7bb4e56cc7eab4a683c59822b2c544223febab5915bb2b7c2e2dad79472bbd8ad400770dd7c1f112cef24d18ebd0f1ad63fe9f
SSDEEP 96:DomrrPB3x4gJcp7/qzt1SGr3DEkJjUFezthPhwrWNHRW5j5/Y0+YAZIhtyPEM75C:nnTEjwT3XgFshpwrlR5/7AZlTpVHlmV
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2352	2216	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 2388 wrote to memory of 2216	2388	rundll32.exe	30
PID 2388 wrote to memory of 2216	2388	rundll32.exe	30
PID 2388 wrote to memory of 2216	2388	rundll32.exe	30
PID 2388 wrote to memory of 2216	2388	rundll32.exe	30
PID 2388 wrote to memory of 2216	2388	rundll32.exe	30
PID 2388 wrote to memory of 2216	2388	rundll32.exe	30
PID 2388 wrote to memory of 2216	2388	rundll32.exe	30
PID 2216 wrote to memory of 2352	2216	rundll32.exe	31
PID 2216 wrote to memory of 2352	2216	rundll32.exe	31
PID 2216 wrote to memory of 2352	2216	rundll32.exe	31
PID 2216 wrote to memory of 2352	2216	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2216
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2216 -s 224
    3⤵
    - Program crash
    PID:2352

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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