4d5b8d11a093fb86a961c2bf87aca48a4e2a27bc1dda6e79092691948a84a4b8

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
01-11-2024 14:17

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

fc90dfb694d0e17b013d6f818bce41b0
SHA1

3243969886d640af3bfa442728b9f0dff9d5f5b0
SHA256

7fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528
SHA512

324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6
SSDEEP

192:e/b2HS5ih/7i00eWz9T7PH6yeFcQMI5+Vw+EXWZ77dslFZk:ewSUmWw9T7MmnI5+/F7Kdk

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2632	2664	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 1600 wrote to memory of 2664	1600	rundll32.exe	30
PID 1600 wrote to memory of 2664	1600	rundll32.exe	30
PID 1600 wrote to memory of 2664	1600	rundll32.exe	30
PID 1600 wrote to memory of 2664	1600	rundll32.exe	30
PID 1600 wrote to memory of 2664	1600	rundll32.exe	30
PID 1600 wrote to memory of 2664	1600	rundll32.exe	30
PID 1600 wrote to memory of 2664	1600	rundll32.exe	30
PID 2664 wrote to memory of 2632	2664	rundll32.exe	31
PID 2664 wrote to memory of 2632	2664	rundll32.exe	31
PID 2664 wrote to memory of 2632	2664	rundll32.exe	31
PID 2664 wrote to memory of 2632	2664	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:1600
- 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:2664
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2664 -s 224
    3⤵
    - Program crash
    PID:2632

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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