c59b51d15b5965f27db4c5bbd21793ad6b492c8c751836ba8bd43829d791146e

Analysis

max time kernel
16s
max time network
20s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
03-09-2024 12:09

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General

Target

$PLUGINSDIR/SysRestore.dll
Size

12KB
MD5

d1a3f71186e20741b2bb0cc33ca79609
SHA1

b04761c0b7bc46e864a776514e4476eb372ef73c
SHA256

49b0450567c281494620193d0f3598bad8a474ae9910fedb161855f09a8ec1f0
SHA512

7eb904e4d2a6d87bccbe3e3f6562e53940195303a8024d2b0dad142a7a546b7a7a9287966e6d696246349008966349b6b56a3ce47978dedf49205bcfeb962b16
SSDEEP

192:Qa8pU6GVdndRqSzNJw7YUXmZscF8Bd1LAeVBZHlA6u/:upZGVdndRqSzNqZmZsHLAOhk

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1740 1756 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
1740	1756	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1200 wrote to memory of 1756	1200	rundll32.exe	rundll32.exe
PID 1200 wrote to memory of 1756	1200	rundll32.exe	rundll32.exe
PID 1200 wrote to memory of 1756	1200	rundll32.exe	rundll32.exe
PID 1200 wrote to memory of 1756	1200	rundll32.exe	rundll32.exe
PID 1200 wrote to memory of 1756	1200	rundll32.exe	rundll32.exe
PID 1200 wrote to memory of 1756	1200	rundll32.exe	rundll32.exe
PID 1200 wrote to memory of 1756	1200	rundll32.exe	rundll32.exe
PID 1756 wrote to memory of 1740	1756	rundll32.exe	WerFault.exe
PID 1756 wrote to memory of 1740	1756	rundll32.exe	WerFault.exe
PID 1756 wrote to memory of 1740	1756	rundll32.exe	WerFault.exe
PID 1756 wrote to memory of 1740	1756	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SysRestore.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1200

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:1756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 220
3⤵
- Program crash
PID:1740

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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