7d3654531c32d941b8cae81c4137fc542172bfa9635f169cb392f245a0a12bcb

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
09-09-2024 07:29

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General

Target

$PLUGINSDIR/System.dll
Size

22KB
MD5

a36fbe922ffac9cd85a845d7a813f391
SHA1

f656a613a723cc1b449034d73551b4fcdf0dcf1a
SHA256

fa367ae36bfbe7c989c24c7abbb13482fc20bc35e7812dc377aa1c281ee14cc0
SHA512

1d1b95a285536ddc2a89a9b3be4bb5151b1d4c018ea8e521de838498f62e8f29bb7b3b0250df73e327e8e65e2c80b4a2d9a781276bf2a51d10e7099bacb2e50b
SSDEEP

384:V8QIl975eXqlWBrz7YLOlE/NyQH38E9VF6IYinAM+oZ5a1TN:VgPgrfYLO+rMEpYinAMxZG

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2092 2368 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
2092	2368	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 2252 wrote to memory of 2368	2252	rundll32.exe	rundll32.exe
PID 2252 wrote to memory of 2368	2252	rundll32.exe	rundll32.exe
PID 2252 wrote to memory of 2368	2252	rundll32.exe	rundll32.exe
PID 2252 wrote to memory of 2368	2252	rundll32.exe	rundll32.exe
PID 2252 wrote to memory of 2368	2252	rundll32.exe	rundll32.exe
PID 2252 wrote to memory of 2368	2252	rundll32.exe	rundll32.exe
PID 2252 wrote to memory of 2368	2252	rundll32.exe	rundll32.exe
PID 2368 wrote to memory of 2092	2368	rundll32.exe	WerFault.exe
PID 2368 wrote to memory of 2092	2368	rundll32.exe	WerFault.exe
PID 2368 wrote to memory of 2092	2368	rundll32.exe	WerFault.exe
PID 2368 wrote to memory of 2092	2368	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2252
- 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:2368
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 224
    3⤵
    - Program crash
    PID:2092

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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