28dbe1a424619df840d06cebb87f8d08649a37db58e1c2e51ab25c84aa31701d

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15/11/2024, 16:15

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

9625d5b1754bc4ff29281d415d27a0fd
SHA1

80e85afc5cccd4c0a3775edbb90595a1a59f5ce0
SHA256

c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448
SHA512

dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b
SSDEEP

192:eX24sihno00Wfl97nH6BenXwWobpWBTtvShJ5omi7dJWjOlqSlS:D8QIl972eXqlWBFSt273YOlqz

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2212	2324	WerFault.exe	28

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 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2324 wrote to memory of 2212	2324	rundll32.exe	29
PID 2324 wrote to memory of 2212	2324	rundll32.exe	29
PID 2324 wrote to memory of 2212	2324	rundll32.exe	29
PID 2324 wrote to memory of 2212	2324	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2868
- 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:2324
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 224
    3⤵
    - Program crash
    PID:2212

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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