cef42c4eebef7898a33689d47d34e57080905bb87eba06780dc15221806a57ad

Analysis

max time kernel
95s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24/11/2024, 00:21

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General

Target
$PLUGINSDIR/kufxksnp.dll
Size 19KB
Sample241124-ancbsszrfk
SHA256 6f5e305b03c19ff5b051516466812f3cd7b8a02b71dec9dbfd7455998bc91a23
MD5 46862d69970121be6edf5839496261f2
SHA1 f97c78fe600090cd6b98c96ab9668e527f2a9c6b
SHA512 214179d5eac81cae6ad99a1bc89a67959444787ddf34143bccc67e176ff6c0a450730b9e2242fd275bca2e8c73e40f1dfad2d3ed4ee359924d34a3983d108fd5
SSDEEP 384:zgbU2V3gJ4Lqwxs9oII7OSLHyevbdr38Pbx5z:zgA2NOwWICESizs15z
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4988	1812	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 2024 wrote to memory of 1812	2024	rundll32.exe	85
PID 2024 wrote to memory of 1812	2024	rundll32.exe	85
PID 2024 wrote to memory of 1812	2024	rundll32.exe	85
PID 1812 wrote to memory of 5012	1812	rundll32.exe	86
PID 1812 wrote to memory of 5012	1812	rundll32.exe	86
PID 1812 wrote to memory of 5012	1812	rundll32.exe	86
PID 1812 wrote to memory of 5012	1812	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\kufxksnp.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2024
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\kufxksnp.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1812
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\kufxksnp.dll,#1
    3⤵
    PID:5012
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 716
    3⤵
    - Program crash
    PID:4988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1812 -ip 1812
1⤵
PID:2948

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/1812-0-0x0000000010005000-0x0000000010007000-memory.dmp

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