General

  • Target

    ksUu.exe

  • Size

    1.9MB

  • Sample

    250208-zewrhssmcx

  • MD5

    1f2be558a74cb83afab86147e70d87d6

  • SHA1

    67aa1ef5fca4e3e720feb6080d0f1ac20b503b26

  • SHA256

    4ce381358bde90843640ac7cc0d59f4c4066adf1f26db2e6ba4130e9f72b6af8

  • SHA512

    5f8af4ea3bd3a5078b91d086ef1d4d1a9d88f2065621eb76ce21573e02144deab5f6e33d65a0525caff1387e5bbfa1ea4bb3f288e60045efcf7a82d5f57e87a9

  • SSDEEP

    49152:33X/qQfkYzgrW/r1DNKHOkjSKwgRVRm9SMHGVa52a:nTfccDMRSKTVRmQi3

Malware Config

Extracted

Family

asyncrat

Version

v1.2.2

Botnet

Default

C2

27.124.4.150:51311

Mutex

owgonhhweps

Attributes
  • delay

    5

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      ksUu.exe

    • Size

      1.9MB

    • MD5

      1f2be558a74cb83afab86147e70d87d6

    • SHA1

      67aa1ef5fca4e3e720feb6080d0f1ac20b503b26

    • SHA256

      4ce381358bde90843640ac7cc0d59f4c4066adf1f26db2e6ba4130e9f72b6af8

    • SHA512

      5f8af4ea3bd3a5078b91d086ef1d4d1a9d88f2065621eb76ce21573e02144deab5f6e33d65a0525caff1387e5bbfa1ea4bb3f288e60045efcf7a82d5f57e87a9

    • SSDEEP

      49152:33X/qQfkYzgrW/r1DNKHOkjSKwgRVRm9SMHGVa52a:nTfccDMRSKTVRmQi3

    • AsyncRat

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

    • Asyncrat family

    • VenomRAT

      Detects VenomRAT.

    • Venomrat family

    • Async RAT payload

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

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

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v15

Tasks