da7b7823c0d0a7e56dfc1628e816a81ca2ed6f0b1065ed623ff451820e702e72

Analysis

max time kernel
134s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25/07/2024, 02:50

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General

Target

2556-0-0x0000000074E80000-0x0000000074EBD000-memory.dll
Size

244KB
MD5

61fb7154ef3152259479bba9385b3c5f
SHA1

e89ff962baf84a6f4c9e6adc251a6f6351946adb
SHA256

da7b7823c0d0a7e56dfc1628e816a81ca2ed6f0b1065ed623ff451820e702e72
SHA512

ebd09bf5ba31d7c34e97b23f7a3231e12faa2d47042c0a6f19475dfa2fdd4571ad3aadf432842ca261b28b24997ee987db772f3db33c02cb8bad9178f9e61181
SSDEEP

1536:7M/QG3c7SnbtXI6r2DaWufWH4CE2BUf1dlO9e6P8uz/Khf/jGXLkRjR3V:Cb3LJjKazuH8/7edChnKXyV

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 6 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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3332 wrote to memory of 888	3332	rundll32.exe	84
PID 3332 wrote to memory of 888	3332	rundll32.exe	84
PID 3332 wrote to memory of 888	3332	rundll32.exe	84
PID 888 wrote to memory of 2412	888	rundll32.exe	85
PID 888 wrote to memory of 2412	888	rundll32.exe	85
PID 888 wrote to memory of 2412	888	rundll32.exe	85
PID 2412 wrote to memory of 340	2412	rundll32.exe	86
PID 2412 wrote to memory of 340	2412	rundll32.exe	86
PID 2412 wrote to memory of 340	2412	rundll32.exe	86
PID 340 wrote to memory of 2476	340	rundll32.exe	87
PID 340 wrote to memory of 2476	340	rundll32.exe	87
PID 340 wrote to memory of 2476	340	rundll32.exe	87
PID 2476 wrote to memory of 4748	2476	rundll32.exe	88
PID 2476 wrote to memory of 4748	2476	rundll32.exe	88
PID 2476 wrote to memory of 4748	2476	rundll32.exe	88
PID 4748 wrote to memory of 4860	4748	rundll32.exe	89
PID 4748 wrote to memory of 4860	4748	rundll32.exe	89
PID 4748 wrote to memory of 4860	4748	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2556-0-0x0000000074E80000-0x0000000074EBD000-memory.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3332
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2556-0-0x0000000074E80000-0x0000000074EBD000-memory.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:888
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2556-0-0x0000000074E80000-0x0000000074EBD000-memory.dll,#1
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2412
  - - C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2556-0-0x0000000074E80000-0x0000000074EBD000-memory.dll,#1
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:340
    - - C:\Windows\SysWOW64\rundll32.exe
        
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\2556-0-0x0000000074E80000-0x0000000074EBD000-memory.dll,#1
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2476
      - C:\Windows\SysWOW64\rundll32.exe
        
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\2556-0-0x0000000074E80000-0x0000000074EBD000-memory.dll,#1
        6⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4748
        
        C:\Windows\SysWOW64\rundll32.exe
        
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\2556-0-0x0000000074E80000-0x0000000074EBD000-memory.dll,#1
        7⤵
        System Location Discovery: System Language Discovery
        
        PID:4860

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

Windows 7 deprecation

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