a21a700fece84c6147e440250f69bb5bede2a524de1b138bcc73a6cab55e69c2

Analysis

max time kernel
94s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 19:31

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General

Target

$PLUGINSDIR/pibyjvpg.dll
Size

31KB
MD5

7e38c9c4dae24727bfc89d6feba8cb3e
SHA1

53500d0d0b8921fe6690dbdd2009be6d9c06adc6
SHA256

087ed293380602e60c32df98be8412bd73d32beba232bc255a6fb3edf46134ff
SHA512

835412fa1c001a1ec811a51be9afc361cea9ec8db8a85912bf7007b20f74b338323b59ac637a1cfc9afebdf57c6a441680c0707d15c13c7560eaacc94a56a985
SSDEEP

768:ZMFszi/lKK6Q4JEdfK2lbdsQ5ZpTIPvATh:/zyKxQ4JEdfK2lbxLpTkA

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3180	2940	WerFault.exe	84

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 5080 wrote to memory of 2940	5080	rundll32.exe	84
PID 5080 wrote to memory of 2940	5080	rundll32.exe	84
PID 5080 wrote to memory of 2940	5080	rundll32.exe	84
PID 2940 wrote to memory of 2388	2940	rundll32.exe	85
PID 2940 wrote to memory of 2388	2940	rundll32.exe	85
PID 2940 wrote to memory of 2388	2940	rundll32.exe	85
PID 2940 wrote to memory of 2388	2940	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\pibyjvpg.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\pibyjvpg.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2940
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\pibyjvpg.dll,#1
    3⤵
    PID:2388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2940 -s 740
    3⤵
    - Program crash
    PID:3180

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2940 -ip 2940
1⤵
PID:2648

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/2940-0-0x0000000075500000-0x000000007550B000-memory.dmp

Filesize
44KB

Download
memory/2940-1-0x0000000075500000-0x000000007550B000-memory.dmp

Filesize
44KB

Download