b3be21ee725c02741b2c666a8064db8cffb8bdc9a6d5821f5daaf9d636ae4713

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27-10-2024 16:36

241027-t4cgaazgqn 7

19-10-2024 00:17

30-09-2024 17:27

30-09-2024 17:00

30-09-2024 16:44

29-09-2024 17:22

29-09-2024 16:13

29-09-2024 01:09

Analysis

max time kernel
1563s
max time network
1564s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
30-09-2024 16:44

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General

Target

asycfilt.dll
Size

63KB
MD5

0bc326cd99125724987ceec7405496b6
SHA1

cfd440400244c182fd064508e873d62529d285f3
SHA256

e701cb227daa19c9b91ecf9975a12351bc4d73454b894695a6c5f74f65b9b77a
SHA512

efcad7817908ae1d503e7c1797e190b8b541cda62eb063aba4c96c0e7012803a3f2070cee597122974b84ad6c26c1c5508c57839df07a3fb140b817ef6fa7994
SSDEEP

1536:3+N9Jz5cgH8fVTikHij8fdShRDGD5XlOB7RegH0zNKl7Q+:c9Jzsfc46hRDm5XgBTUzNKlk+

Score

3^/10

discovery

Malware Config

Signatures

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 2280 wrote to memory of 1936	2280	rundll32.exe	30
PID 2280 wrote to memory of 1936	2280	rundll32.exe	30
PID 2280 wrote to memory of 1936	2280	rundll32.exe	30
PID 2280 wrote to memory of 1936	2280	rundll32.exe	30
PID 2280 wrote to memory of 1936	2280	rundll32.exe	30
PID 2280 wrote to memory of 1936	2280	rundll32.exe	30
PID 2280 wrote to memory of 1936	2280	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\asycfilt.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\asycfilt.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1936

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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