Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-04-2024 04:22

General

  • Target

    f50641a335b856c0a7b7d0c7e0f56b45_JaffaCakes118.ps1

  • Size

    84KB

  • MD5

    f50641a335b856c0a7b7d0c7e0f56b45

  • SHA1

    4972cc2ced7817a0a3556997a3718025b35a407f

  • SHA256

    f927621a7bd2548f85a44695c585163e5d258ba8d2c81eb1d3b00b237443e3cf

  • SHA512

    e73be5e4bf65859d71f3d850c6aa11e7e8ba3f929283a78cfadc6cedde722b3e7b53b5090ed7ecfa4081bffa3ab3b4128c9d846973cda3d015e8f34c13f25d2f

  • SSDEEP

    1536:TcSoPFh67RiCEPzo/rJV4Jx59PwpMvj7QInrLdJg9mRY1tW:kPE9WJ1PRnrJJgUGW

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

C2

rick63.publicvm.com:5900

Mutex

DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • Drops startup file 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\f50641a335b856c0a7b7d0c7e0f56b45_JaffaCakes118.ps1
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3108
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
      2⤵
        PID:1452

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_buamt4fv.zim.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1452-18-0x0000000000400000-0x0000000000412000-memory.dmp

      Filesize

      72KB

    • memory/1452-25-0x00000000029C0000-0x00000000029D0000-memory.dmp

      Filesize

      64KB

    • memory/1452-24-0x0000000074AD0000-0x0000000075280000-memory.dmp

      Filesize

      7.7MB

    • memory/1452-23-0x00000000029C0000-0x00000000029D0000-memory.dmp

      Filesize

      64KB

    • memory/1452-22-0x0000000074AD0000-0x0000000075280000-memory.dmp

      Filesize

      7.7MB

    • memory/3108-12-0x000001BF6DE70000-0x000001BF6DE80000-memory.dmp

      Filesize

      64KB

    • memory/3108-15-0x000001BF70F90000-0x000001BF714B8000-memory.dmp

      Filesize

      5.2MB

    • memory/3108-17-0x000001BF70940000-0x000001BF7094A000-memory.dmp

      Filesize

      40KB

    • memory/3108-14-0x000001BF709E0000-0x000001BF70A56000-memory.dmp

      Filesize

      472KB

    • memory/3108-21-0x00007FF815FA0000-0x00007FF816A61000-memory.dmp

      Filesize

      10.8MB

    • memory/3108-13-0x000001BF6DE70000-0x000001BF6DE80000-memory.dmp

      Filesize

      64KB

    • memory/3108-11-0x000001BF6DE70000-0x000001BF6DE80000-memory.dmp

      Filesize

      64KB

    • memory/3108-5-0x000001BF70490000-0x000001BF704B2000-memory.dmp

      Filesize

      136KB

    • memory/3108-10-0x00007FF815FA0000-0x00007FF816A61000-memory.dmp

      Filesize

      10.8MB