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Analysis

  • max time kernel
    149s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/09/2024, 02:32

General

  • Target

    dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe

  • Size

    495KB

  • MD5

    dd7dbdcfa4527f673778e060008e50dd

  • SHA1

    ac088b0517f68e3976e170c50099e3e8ba689a7d

  • SHA256

    9c806794593cfa49e0aabb944f53927de4e34b581e5d9bec8647e418d3b28307

  • SHA512

    9497a0921ee0a3e072731ac932c37efd57888e2818ac3c1e03d01615396f884acdf71c6e728a2333d1b7fe67feee14ca7369b521f196f105825154867fef3dce

  • SSDEEP

    6144:ZjsDJiFaGYb6lfuNS7ppZFQGWmw/P0H1g0dYT2cPgOILG3rX0BdeoEfti:ZjeUrHfn7pTNWmE70LcBIkIdeR1i

Malware Config

Extracted

Family

njrat

C2

190.213.72.103:5005

Mutex

8598e9fde4

Attributes
  • reg_key

    8598e9fde4

  • splitter

    @!#&^%$

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 5 IoCs
  • NTFS ADS 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4612
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" Remove-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'winupdate';New-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'winupdate' -Value '"C:\Users\Admin\AppData\Roaming\dlp\dhl.exe"' -PropertyType 'String'
      2⤵
      • Adds Run key to start application
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2728
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:1992
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:3564

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3zdrm2rq.igc.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/2728-45-0x00000000060C0000-0x00000000060DE000-memory.dmp

      Filesize

      120KB

    • memory/2728-47-0x0000000007080000-0x0000000007116000-memory.dmp

      Filesize

      600KB

    • memory/2728-48-0x00000000065C0000-0x00000000065DA000-memory.dmp

      Filesize

      104KB

    • memory/2728-46-0x0000000006100000-0x000000000614C000-memory.dmp

      Filesize

      304KB

    • memory/2728-25-0x0000000004B10000-0x0000000004B46000-memory.dmp

      Filesize

      216KB

    • memory/2728-44-0x0000000005CE0000-0x0000000006034000-memory.dmp

      Filesize

      3.3MB

    • memory/2728-49-0x0000000006610000-0x0000000006632000-memory.dmp

      Filesize

      136KB

    • memory/2728-39-0x00000000059D0000-0x0000000005A36000-memory.dmp

      Filesize

      408KB

    • memory/2728-33-0x0000000005930000-0x0000000005952000-memory.dmp

      Filesize

      136KB

    • memory/2728-30-0x0000000075030000-0x00000000757E0000-memory.dmp

      Filesize

      7.7MB

    • memory/2728-28-0x0000000005180000-0x00000000057A8000-memory.dmp

      Filesize

      6.2MB

    • memory/2728-26-0x0000000075030000-0x00000000757E0000-memory.dmp

      Filesize

      7.7MB

    • memory/2728-52-0x0000000075030000-0x00000000757E0000-memory.dmp

      Filesize

      7.7MB

    • memory/3564-27-0x0000000004DC0000-0x0000000004E5C000-memory.dmp

      Filesize

      624KB

    • memory/3564-24-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/3564-55-0x0000000075030000-0x00000000757E0000-memory.dmp

      Filesize

      7.7MB

    • memory/3564-54-0x0000000075030000-0x00000000757E0000-memory.dmp

      Filesize

      7.7MB

    • memory/3564-29-0x0000000075030000-0x00000000757E0000-memory.dmp

      Filesize

      7.7MB

    • memory/3564-53-0x0000000075030000-0x00000000757E0000-memory.dmp

      Filesize

      7.7MB

    • memory/4612-15-0x0000000006250000-0x000000000631E000-memory.dmp

      Filesize

      824KB

    • memory/4612-13-0x0000000006590000-0x0000000006B34000-memory.dmp

      Filesize

      5.6MB

    • memory/4612-18-0x000000007503E000-0x000000007503F000-memory.dmp

      Filesize

      4KB

    • memory/4612-17-0x0000000006410000-0x0000000006486000-memory.dmp

      Filesize

      472KB

    • memory/4612-16-0x00000000061A0000-0x00000000061AA000-memory.dmp

      Filesize

      40KB

    • memory/4612-19-0x0000000075030000-0x00000000757E0000-memory.dmp

      Filesize

      7.7MB

    • memory/4612-14-0x00000000060E0000-0x0000000006172000-memory.dmp

      Filesize

      584KB

    • memory/4612-32-0x0000000075030000-0x00000000757E0000-memory.dmp

      Filesize

      7.7MB

    • memory/4612-4-0x0000000075030000-0x00000000757E0000-memory.dmp

      Filesize

      7.7MB

    • memory/4612-3-0x00000000051C0000-0x0000000005226000-memory.dmp

      Filesize

      408KB

    • memory/4612-2-0x0000000005760000-0x0000000005D78000-memory.dmp

      Filesize

      6.1MB

    • memory/4612-1-0x0000000000830000-0x00000000008B4000-memory.dmp

      Filesize

      528KB

    • memory/4612-20-0x0000000006230000-0x0000000006242000-memory.dmp

      Filesize

      72KB

    • memory/4612-0-0x000000007503E000-0x000000007503F000-memory.dmp

      Filesize

      4KB

    • memory/4612-21-0x0000000006D60000-0x0000000006D7E000-memory.dmp

      Filesize

      120KB