Overview

overview

10

Static

static

invoicedHusrLjViL.scr

windows7_x64

10

invoicedHusrLjViL.scr

windows10_x64

10

Analysis

  • max time kernel
    148s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    19-01-2021 07:36

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General

  • Target

    invoicedHusrLjViL.scr

  • Size

    927KB

  • MD5

    d1084928e426106d30ddea51fbedae58

  • SHA1

    c372ab627e0da8f59fc31b212e472deda3c460db

  • SHA256

    c5f444d3e3808d7323e4beabeeb3fd254fc9b458157aea384873fd1dbc059e82

  • SHA512

    18032750943e809d6f2e26df13dcdad2974d511d0f4b1f9bc80a4b967b98f935eb8d77a780c03c48e89048f4f9d057b17153ad76dc429f68a64596528cc0b701

Score
10/10
asyncratrat

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

79.134.225.32:6606

79.134.225.32:7707

79.134.225.32:8808

79.134.225.26:6606

79.134.225.26:7707

79.134.225.26:8808
Mutex

oywtgyvevvz

Attributes
  • aes_key

    16aJR1kH3oClchyvB6t5W12YTsX5nnFa

  • anti_detection

    false

  • autorun

    false

  • bdos

    false

  • delay

    CASHAPP

  • host

    127.0.0.1,79.134.225.32,79.134.225.26

  • hwid

    11

  • install_file

  • install_folder

    %AppData%

  • mutex

    oywtgyvevvz

  • 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.

    ratasyncrat
  • Async RAT payload 3 IoCs
    rat
  • Suspicious use of SetThreadContext 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\invoicedHusrLjViL.scr
    "C:\Users\Admin\AppData\Local\Temp\invoicedHusrLjViL.scr" /S
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:644
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CZrrsp" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF41F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1468
    • C:\Users\Admin\AppData\Local\Temp\invoicedHusrLjViL.scr
      "C:\Users\Admin\AppData\Local\Temp\invoicedHusrLjViL.scr"
      2⤵
        PID:1472
      • C:\Users\Admin\AppData\Local\Temp\invoicedHusrLjViL.scr
        "C:\Users\Admin\AppData\Local\Temp\invoicedHusrLjViL.scr"
        2⤵
          PID:568

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Scheduled Task

      1
      T1053

      Persistence

      Scheduled Task

      1
      T1053

      Privilege Escalation

      Scheduled Task

      1
      T1053

      Defense Evasion

      Credential Access

      Discovery

      Lateral Movement

      Collection

      Exfiltration

      Command and Control

      Impact

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmpF41F.tmp
        MD5

        d8a3246479abe183e51af8db939cd84c

        SHA1

        b340e6f438f4a9aff33eff2445a4b570d51eb8f9

        SHA256

        bedc064a45a44925143ccb68a755b83a13c6d6e45ddf19b614694e60dac75bf8

        SHA512

        da9aae5431816aeac90b3741b5b794c0dd1fc68d3ef356949eb7e4e95e746297c5a2dd092ea665d3faf9777322a79c321d0795e012e902dfc808285f72f318fa

        Download Submit
      • memory/568-12-0x0000000074090000-0x000000007477E000-memory.dmp
        Filesize

        6.9MB

        Download
      • memory/568-10-0x0000000000400000-0x0000000000412000-memory.dmp
        Filesize

        72KB

        Download
      • memory/568-11-0x000000000040C65E-mapping.dmp
        Download
      • memory/568-13-0x0000000000400000-0x0000000000412000-memory.dmp
        Filesize

        72KB

        Download
      • memory/568-15-0x00000000765E1000-0x00000000765E3000-memory.dmp
        Filesize

        8KB

        Download
      • memory/568-16-0x0000000004D70000-0x0000000004D71000-memory.dmp
        Filesize

        4KB

        Download
      • memory/644-5-0x00000000004B0000-0x00000000004D3000-memory.dmp
        Filesize

        140KB

        Download
      • memory/644-6-0x00000000005A0000-0x00000000005A1000-memory.dmp
        Filesize

        4KB

        Download
      • memory/644-7-0x0000000000D30000-0x0000000000D74000-memory.dmp
        Filesize

        272KB

        Download
      • memory/644-3-0x00000000010E0000-0x00000000010E1000-memory.dmp
        Filesize

        4KB

        Download
      • memory/644-2-0x0000000074090000-0x000000007477E000-memory.dmp
        Filesize

        6.9MB

        Download
      • memory/1468-8-0x0000000000000000-mapping.dmp
        Download