General

  • Target

    274e4c594cfadeda5b78076c2791ab57d35b6b9bab954c30a2053d17812e1aa5

  • Size

    1.9MB

  • Sample

    230507-ap5dzaea6v

  • MD5

    73ce5f094321f2683b7846397b3d5a8c

  • SHA1

    d17102bc9d37a5ff9506dfbf94d0608378fae2c6

  • SHA256

    274e4c594cfadeda5b78076c2791ab57d35b6b9bab954c30a2053d17812e1aa5

  • SHA512

    20eac921ba5dbc25ac0b751c768540fb3d54b4b359ce638dd7168bf57e12c0450a1b42db0c90b59be49c84fad289ee5e7b5e3ac683d66664d0d5f1adccc89c8e

  • SSDEEP

    24576:oDlxLeM+sLqZS62SiyY4TWKaJTXogjqpn5WMAw3FKvKvPoxBoOux5lUA4X+he6P2:K3Ci334noyvnbzJ8eF

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

C2

isabelaflores.fun:7000

Mutex

ServicesMutex_qwqdanchun

Attributes
  • delay

    240

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      274e4c594cfadeda5b78076c2791ab57d35b6b9bab954c30a2053d17812e1aa5

    • Size

      1.9MB

    • MD5

      73ce5f094321f2683b7846397b3d5a8c

    • SHA1

      d17102bc9d37a5ff9506dfbf94d0608378fae2c6

    • SHA256

      274e4c594cfadeda5b78076c2791ab57d35b6b9bab954c30a2053d17812e1aa5

    • SHA512

      20eac921ba5dbc25ac0b751c768540fb3d54b4b359ce638dd7168bf57e12c0450a1b42db0c90b59be49c84fad289ee5e7b5e3ac683d66664d0d5f1adccc89c8e

    • SSDEEP

      24576:oDlxLeM+sLqZS62SiyY4TWKaJTXogjqpn5WMAw3FKvKvPoxBoOux5lUA4X+he6P2:K3Ci334noyvnbzJ8eF

    • AsyncRat

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

    • Detects Redline Stealer samples

      This rule detects the presence of Redline Stealer samples based on their unique strings.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • UAC bypass

    • Async RAT payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks