2bbf54428e9587337010a261cc4b211d142a0cb28040935f6ee9e8ec7950eb79

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06/09/2024, 12:48

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General

Target

$PLUGINSDIR/SysRestore.dll
Size

4KB
MD5

476d5ab1659b41270bc4aaa0f5452230
SHA1

10d0d50be8a469770f33b603c3e4b1bc666d7660
SHA256

ebea68238d14151245faf1cb198affd90333a07ed87dbe6657e3ed8b45db52fd
SHA512

30278be6234e88ab7b59c17c4249ca6853e843c7fdfbc77befff63562a95a9957e25923cb1229c7833beda0236d43c6adf7f1f04a4c2f96ba1468c9d3768b6a7
SSDEEP

96:4FfjkpLKkf/hZSm3J41wo/BC7tCEj2pC:41Xy41B/iyC

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1156	352	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 2328 wrote to memory of 352	2328	rundll32.exe	30
PID 2328 wrote to memory of 352	2328	rundll32.exe	30
PID 2328 wrote to memory of 352	2328	rundll32.exe	30
PID 2328 wrote to memory of 352	2328	rundll32.exe	30
PID 2328 wrote to memory of 352	2328	rundll32.exe	30
PID 2328 wrote to memory of 352	2328	rundll32.exe	30
PID 2328 wrote to memory of 352	2328	rundll32.exe	30
PID 352 wrote to memory of 1156	352	rundll32.exe	31
PID 352 wrote to memory of 1156	352	rundll32.exe	31
PID 352 wrote to memory of 1156	352	rundll32.exe	31
PID 352 wrote to memory of 1156	352	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SysRestore.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SysRestore.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:352
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 352 -s 224
    3⤵
    - Program crash
    PID:1156

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

Windows 7 deprecation

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