Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    05-01-2021 09:33

General

  • Target

    INVOICE_PAYMENT.exe

  • Size

    825KB

  • MD5

    d05c3e50c2fe19f0c73104fcdcc69b10

  • SHA1

    76d9509cfc31cc5dccf2dab9566a9145be2554bd

  • SHA256

    71279240d14f290a3b81f4a9a660c5cdb37d52c7c65c60f1fa035d5b05745537

  • SHA512

    7434d374919b6ad96cead1ae18d982bab0293be08dfd1eb6b37d5e1b3788424e14ccd0b0400fa1da5f8675453fdd2baadc7e5b560bf8a015ace75c59d6110516

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

0.5.6D

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

79.134.225.34:6606

79.134.225.34:7707

79.134.225.34:8808

Mutex

yvlmeiqesk

Attributes
  • aes_key

    ocs7WICVJIXrCIZwVBdGxh2WNrfElyxa

  • anti_detection

    false

  • autorun

    false

  • bdos

    false

  • delay

    NEWYEAR

  • host

    127.0.0.1,79.134.225.34

  • hwid

    10

  • install_file

  • install_folder

    %AppData%

  • mutex

    yvlmeiqesk

  • pastebin_config

    null

  • port

    6606,7707,8808

  • version

    0.5.6D

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers.

  • Async RAT payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\INVOICE_PAYMENT.exe
    "C:\Users\Admin\AppData\Local\Temp\INVOICE_PAYMENT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2484
    • C:\Users\Admin\AppData\Local\Temp\INVOICE_PAYMENT.exe
      "C:\Users\Admin\AppData\Local\Temp\INVOICE_PAYMENT.exe"
      2⤵
        PID:2896

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2484-2-0x0000000073D40000-0x000000007442E000-memory.dmp
      Filesize

      6.9MB

    • memory/2484-3-0x00000000000D0000-0x00000000000D1000-memory.dmp
      Filesize

      4KB

    • memory/2484-5-0x0000000006F10000-0x0000000006F11000-memory.dmp
      Filesize

      4KB

    • memory/2484-6-0x00000000074B0000-0x00000000074B1000-memory.dmp
      Filesize

      4KB

    • memory/2484-7-0x0000000006FB0000-0x0000000006FB1000-memory.dmp
      Filesize

      4KB

    • memory/2484-8-0x0000000006EA0000-0x0000000006EA1000-memory.dmp
      Filesize

      4KB

    • memory/2484-9-0x0000000007170000-0x0000000007171000-memory.dmp
      Filesize

      4KB

    • memory/2484-10-0x0000000000A00000-0x0000000000A12000-memory.dmp
      Filesize

      72KB

    • memory/2484-11-0x0000000004E40000-0x0000000004E70000-memory.dmp
      Filesize

      192KB

    • memory/2484-12-0x0000000004CF0000-0x0000000004CFF000-memory.dmp
      Filesize

      60KB

    • memory/2896-13-0x0000000000400000-0x0000000000412000-memory.dmp
      Filesize

      72KB

    • memory/2896-14-0x000000000040C62E-mapping.dmp
    • memory/2896-15-0x0000000073D40000-0x000000007442E000-memory.dmp
      Filesize

      6.9MB