2b0a81c38f8a50530de18c0ff5f207739262155a4a309eac3d10f24e5079e7d1

Analysis

max time kernel
357s
max time network
359s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11/11/2024, 17:36

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General

Target

$PLUGINSDIR/System.dll
Size

29KB
MD5

26c8a92678f1b970ac2a700bb844c309
SHA1

c821a5980c31b0b35f1505cde836d6769f45e3a3
SHA256

2a7b5d1cab96a5280b0694d0ed54510129626a1ba36a51bd34d546972b7d18b8
SHA512

fba6e371853fd6c27097eb7cce7ffc59d71e4f0a9b5e55de06472d094b70c44a409bd82f39d9a27a814e826ab8468c59e947401a3c3ead1f057cbac236588860
SSDEEP

384:icchls/EvE2XYBVtQQA+S4n+7g6ZxlU7RfYkvIZMIwwH3Y9pyWediASIo:dmHckOVih+S/Fxq7v4H3YCoASIo

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1856	2040	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 1452 wrote to memory of 2040	1452	rundll32.exe	30
PID 1452 wrote to memory of 2040	1452	rundll32.exe	30
PID 1452 wrote to memory of 2040	1452	rundll32.exe	30
PID 1452 wrote to memory of 2040	1452	rundll32.exe	30
PID 1452 wrote to memory of 2040	1452	rundll32.exe	30
PID 1452 wrote to memory of 2040	1452	rundll32.exe	30
PID 1452 wrote to memory of 2040	1452	rundll32.exe	30
PID 2040 wrote to memory of 1856	2040	rundll32.exe	31
PID 2040 wrote to memory of 1856	2040	rundll32.exe	31
PID 2040 wrote to memory of 1856	2040	rundll32.exe	31
PID 2040 wrote to memory of 1856	2040	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:1452
- 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:2040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 220
    3⤵
    - Program crash
    PID:1856

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

Replay Monitor

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Downloads

memory/2040-0-0x00000000748B0000-0x00000000748BF000-memory.dmp

Filesize
60KB

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