General

  • Target

    JKKHJKHJKHJ.exe

  • Size

    63KB

  • Sample

    230718-mw3vyahf26

  • MD5

    36a2e6b4dea8833ac9642279cc0f2f51

  • SHA1

    c646179ba316daabb09406d3705a4f4248b5e0a9

  • SHA256

    870a1845baec61018280036e11dc9bdea8de069760fe0a713395c6258a496e61

  • SHA512

    27eb6c352ccb66de04a45b1961e872a6c4a1e88faedd8480c81e319bc8c9c63ff48849b8fbba05efc21d64d1b79f761442f5a765b2e40fe5b28c1c860fe16602

  • SSDEEP

    768:Ns02C46poI3iPgqUiz9JmoAk25GV6iB1+E0Smv7mqb2ntpwH1obC9johPGKDpqKX:nEIoRp2erBlibbwwAGKDpqKmY7

Malware Config

Extracted

Family

asyncrat

Version

5.0.5

Botnet

Venom Clients

C2

wasted9sss1-57562.portmap.host:57562

Mutex

Venom_RAT_HVNC_Mutex_Venom RAT_HVNC

Attributes
  • delay

    1

  • install

    true

  • install_file

    BBN BNMBN.exe

  • install_folder

    %AppData%

aes.plain

Extracted

Family

arrowrat

Botnet

VenomHVNC

C2

wasted9sss1-57562.portmap.host:57562

Mutex

uSzDNutNI.exe

Targets

    • Target

      JKKHJKHJKHJ.exe

    • Size

      63KB

    • MD5

      36a2e6b4dea8833ac9642279cc0f2f51

    • SHA1

      c646179ba316daabb09406d3705a4f4248b5e0a9

    • SHA256

      870a1845baec61018280036e11dc9bdea8de069760fe0a713395c6258a496e61

    • SHA512

      27eb6c352ccb66de04a45b1961e872a6c4a1e88faedd8480c81e319bc8c9c63ff48849b8fbba05efc21d64d1b79f761442f5a765b2e40fe5b28c1c860fe16602

    • SSDEEP

      768:Ns02C46poI3iPgqUiz9JmoAk25GV6iB1+E0Smv7mqb2ntpwH1obC9johPGKDpqKX:nEIoRp2erBlibbwwAGKDpqKmY7

    • ArrowRat

      Remote access tool with various capabilities first seen in late 2021.

    • AsyncRat

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

    • Modifies WinLogon for persistence

    • Async RAT payload

    • Modifies Installed Components in the registry

    • Checks computer location settings

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

    • Executes dropped EXE

    • Enumerates connected drives

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks