b0284d4d696cb05e92502441aa0499085ca3a1457935932fa40c677083932081

Analysis

max time kernel
135s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2024 07:47

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General

Target

$PLUGINSDIR/aiuxmmjtmkz.dll
Size

19KB
MD5

586dd640c4a64cdf876ac0bfe48ad870
SHA1

8f9704a440ee2fb56b0bfd2a2f9a5b2a3fa685f0
SHA256

206c1772141cc0ae68d1a3a317c1b4e5b2ece540322c211b6a37d65f100114cd
SHA512

984100b0309b9d2f3cdf783697a497cea4675aee9b2c4529ef20afd6bdf011f1240044bfda2af2f9bb98b98c45b03c6d72e98dda2da8a958d36f3229c9a0dc62
SSDEEP

192:6z+aLflYnmPwn5488nq3lfstCTJ28WzKKMih6rmvIQb/Wj0J43UESslEUwvyX2Rm:6zJBYew5JDstCToJTIi/W2slE5vYQHG

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2848	2936	WerFault.exe	85

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 7 IoCs

description	pid	Process	procid_target
PID 3176 wrote to memory of 2936	3176	rundll32.exe	85
PID 3176 wrote to memory of 2936	3176	rundll32.exe	85
PID 3176 wrote to memory of 2936	3176	rundll32.exe	85
PID 2936 wrote to memory of 3440	2936	rundll32.exe	86
PID 2936 wrote to memory of 3440	2936	rundll32.exe	86
PID 2936 wrote to memory of 3440	2936	rundll32.exe	86
PID 2936 wrote to memory of 3440	2936	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aiuxmmjtmkz.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3176
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aiuxmmjtmkz.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2936
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aiuxmmjtmkz.dll,#1
    3⤵
    PID:3440
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2936 -s 696
    3⤵
    - Program crash
    PID:2848

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2936 -ip 2936
1⤵
PID:1756

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/2936-0-0x0000000010005000-0x0000000010007000-memory.dmp

Filesize
8KB

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