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Resubmissions

06/02/2025, 14:12

250206-rh1kwaypdk 10

27/01/2025, 23:39

250127-3ndh3szje1 10

27/01/2025, 23:31

250127-3hqapayrby 10

27/01/2025, 23:17

250127-29nqhayngz 10

General

  • Target

    Venom Rat 6.0.3.7z

  • Size

    73.9MB

  • Sample

    250206-rh1kwaypdk

  • MD5

    521bfb8702853d807e0b7bffba132a97

  • SHA1

    b3f39f1a22e2ebc5bdd4085c9f9a8f887ab9813e

  • SHA256

    cde9c5a301e15dd10db1a9747fc95004b793c538f2ff4f9c05e52955b666b564

  • SHA512

    23ce1c46f049c4c9d197f137c05fbc80466a4f34361cb60990708f6701dcc19971b1520e898646a85e6638830d5e8fcfedc63ea123fafcd029e3ad2be6a00fe6

  • SSDEEP

    1572864:uVI5gzIBQ4OZRbwhtqmF8o4hdboY/y6/twvY17cI19ffUq:4IeIa4Atotq7hJoY/p/x17T9HUq

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

C2

95.216.52.21:7575

Mutex

xdnqiaxygefjfoolgo

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

127.0.0.1:4449

Mutex

kxzibaebjubiqg

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      Venom Rat 6.0.3.7z

    • Size

      73.9MB

    • MD5

      521bfb8702853d807e0b7bffba132a97

    • SHA1

      b3f39f1a22e2ebc5bdd4085c9f9a8f887ab9813e

    • SHA256

      cde9c5a301e15dd10db1a9747fc95004b793c538f2ff4f9c05e52955b666b564

    • SHA512

      23ce1c46f049c4c9d197f137c05fbc80466a4f34361cb60990708f6701dcc19971b1520e898646a85e6638830d5e8fcfedc63ea123fafcd029e3ad2be6a00fe6

    • SSDEEP

      1572864:uVI5gzIBQ4OZRbwhtqmF8o4hdboY/y6/twvY17cI19ffUq:4IeIa4Atotq7hJoY/p/x17T9HUq

    • AsyncRat

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

    • Asyncrat family

    • Async RAT payload

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Modifies Windows Firewall

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    • Network Service Discovery

      Attempt to gather information on host's network.

    • Enumerates processes with tasklist

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks