Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-11-2024 07:11

General

  • Target

    build4.exe

  • Size

    45KB

  • MD5

    4cb2fc74845c66d308686ad20a68e24b

  • SHA1

    f8003de0e8f6df0416fdadc0e94aa91d321d05bc

  • SHA256

    c10ba0c5214e9c4e0cfe0961ed4a31de51c3b15b0e9d9c0ac52edb83f5fd1892

  • SHA512

    e47b388f2baff4fbec089be9eb6adc395a2ef01c3e9d3234f291ff8399dfb16aa4d2b0042b984db3a099c8060a914d8fc181dc4f8b3486266442ff889c6f250a

  • SSDEEP

    768:KuPXZTg4pYiWUU9jjmo2qrhCOtTMtPIuzjbcgX3inuW8vCIShPUbHVBDZSx:KuPXZTgKa2cRvu3bzXSh84PUz7dSx

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

127.0.0.1:139

Mutex

8Lyp08vgvo79

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Asyncrat family
  • 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\build4.exe
    "C:\Users\Admin\AppData\Local\Temp\build4.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:2124

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2124-0-0x00000000747AE000-0x00000000747AF000-memory.dmp

    Filesize

    4KB

  • memory/2124-1-0x00000000012F0000-0x0000000001302000-memory.dmp

    Filesize

    72KB

  • memory/2124-2-0x00000000747A0000-0x0000000074E8E000-memory.dmp

    Filesize

    6.9MB

  • memory/2124-3-0x00000000747AE000-0x00000000747AF000-memory.dmp

    Filesize

    4KB

  • memory/2124-4-0x00000000747A0000-0x0000000074E8E000-memory.dmp

    Filesize

    6.9MB