b1fd0e9d75588f9c6bdc3adb67699d212c8bc21827553c0e91ef0a2a57fd353f

Analysis

max time kernel
95s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2024 13:49

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General

Target

$PLUGINSDIR/aminsis.dll
Size

567KB
MD5

450753ad96785a240a39deccab3af0d0
SHA1

21c544064d2ffa6444508268ce258a330d459fc5
SHA256

1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3
SHA512

c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab
SSDEEP

12288:i/x6GnSkidh7NfMc4G1ppgH81vrKiuu+PUHOGcl5Sbl9B9GUdL:9GnSkWh4G1ppgH81vrBu3MHOGUKfGU

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
3684	3636	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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 4836 wrote to memory of 3636	4836	rundll32.exe	84
PID 4836 wrote to memory of 3636	4836	rundll32.exe	84
PID 4836 wrote to memory of 3636	4836	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4836
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3636
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3636 -s 624
    3⤵
    - Program crash
    PID:3684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3636 -ip 3636
1⤵
PID:948

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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