General

  • Target

    client.exe

  • Size

    48KB

  • Sample

    250302-tgde3axyht

  • MD5

    e6292b21c62a19c81dd8c02d325356a8

  • SHA1

    92c788bb00afccda8c3abb5de86220a3293d8c2b

  • SHA256

    5d9462df1358300a31465de672b4b381c93951694a57173888ecfac925bd1b0d

  • SHA512

    909129b99c7d391ba59b65befb659809651ec989838ad1e9189fdfcef189a6ac7f7dc9db92d4dc7339b71f71145f504b5976362177a23f873d43b7dcdcf5b13a

  • SSDEEP

    768:euUjVTwkbBHWU72ZcFmo2qj3tjTkVxyPImNjbH0bKUPGWGVsgA5Rs9CEcq3BDZnj:euUjVTwA4M2ilkVxbejAbKUPcVsgERsN

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

Mutex

FmolrtiF4eeI

Attributes
  • delay

    3

  • install

    true

  • install_file

    ratatoulie.exe

  • install_folder

    %AppData%

  • pastebin_config

    https://pastebin.com/raw/hcwJVFkr

aes.plain

Targets

    • Target

      client.exe

    • Size

      48KB

    • MD5

      e6292b21c62a19c81dd8c02d325356a8

    • SHA1

      92c788bb00afccda8c3abb5de86220a3293d8c2b

    • SHA256

      5d9462df1358300a31465de672b4b381c93951694a57173888ecfac925bd1b0d

    • SHA512

      909129b99c7d391ba59b65befb659809651ec989838ad1e9189fdfcef189a6ac7f7dc9db92d4dc7339b71f71145f504b5976362177a23f873d43b7dcdcf5b13a

    • SSDEEP

      768:euUjVTwkbBHWU72ZcFmo2qj3tjTkVxyPImNjbH0bKUPGWGVsgA5Rs9CEcq3BDZnj:euUjVTwA4M2ilkVxbejAbKUPcVsgERsN

    • AsyncRat

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

    • Asyncrat family

    • Async RAT payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks