20a45fa6c17c9e8461522886352a440c2c00a6a16075004f3d731876631c3696

Analysis

max time kernel
16s
max time network
18s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11/08/2024, 20:28

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General

Target

LhLogSvr.dll
Size

81KB
MD5

1fe6a9bc475c6fe35b3bf563e36fd6bc
SHA1

81adfc071bfb2dbdbc57ba8bfedabba9e6137b97
SHA256

2893921427d24518d09fb377e21389dcceb2d9ae545d6cd44cb1ed33ba62a643
SHA512

851072c70ed14424800a131c4bb10c80c0e61732cbcc29ff8115347ccef2fb5451a5844f38d58f7d3cabb8d0fb9035ae868ec490449e207e2ea405173e2d2379
SSDEEP

1536:BKJ4aC0fkExx3LSOTcXbD/DKPhbwCcj22NulPaNCC:BK7SOqDOhbwFC2Nulif

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1488	1852	WerFault.exe	29

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 1292 wrote to memory of 1852	1292	rundll32.exe	29
PID 1292 wrote to memory of 1852	1292	rundll32.exe	29
PID 1292 wrote to memory of 1852	1292	rundll32.exe	29
PID 1292 wrote to memory of 1852	1292	rundll32.exe	29
PID 1292 wrote to memory of 1852	1292	rundll32.exe	29
PID 1292 wrote to memory of 1852	1292	rundll32.exe	29
PID 1292 wrote to memory of 1852	1292	rundll32.exe	29
PID 1852 wrote to memory of 1488	1852	rundll32.exe	30
PID 1852 wrote to memory of 1488	1852	rundll32.exe	30
PID 1852 wrote to memory of 1488	1852	rundll32.exe	30
PID 1852 wrote to memory of 1488	1852	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\LhLogSvr.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1292
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\LhLogSvr.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1852
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1852 -s 236
    3⤵
    - Program crash
    PID:1488

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/1852-0-0x0000000000170000-0x0000000000180000-memory.dmp

Filesize
64KB

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