Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    25/07/2024, 14:01

General

  • Target

    6fe006259294449ea5effbe6f4f472d9_JaffaCakes118.exe

  • Size

    34KB

  • MD5

    6fe006259294449ea5effbe6f4f472d9

  • SHA1

    398f3f61b77e0400ddb0f596291727ac9be7e490

  • SHA256

    96cf63e06797a19b5180b2fd6a5dae54f61141aa7279b6b05047761133c1b8c8

  • SHA512

    a5d4e299bd42c76dc64faac22cdc17682e9452582df2eb9ed441f5470ba9571ab8beb4c63e01378949506046be1df58a0945b2d617df24ffc4b8fb7eff1ce9f4

  • SSDEEP

    768:kJG9mSndWAIDEziK5su1rdABqFYz4j8ORhoob:gGwSnd3zL57fFYyRGy

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6fe006259294449ea5effbe6f4f472d9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\6fe006259294449ea5effbe6f4f472d9_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2624
    • \??\c:\windows\SysWOW64\wuaucldt.exe
      c:\windows\system32\wuaucldt.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2680
      • \??\c:\users\admin\wuaucldt.exe
        c:\users\admin\wuaucldt.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3032
        • C:\Windows\SysWOW64\svchost.exe
          C:\Windows\system32\svchost.exe
          4⤵
          • Writes to the Master Boot Record (MBR)
          • System Location Discovery: System Language Discovery
          PID:2668
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c del c:\windows\syswow64\wuaucldt.exe
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1236
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del c:\users\admin\appdata\local\temp\6FE006~1.EXE
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2336

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Windows\SysWOW64\wuaucldt.exe

    Filesize

    34KB

    MD5

    6fe006259294449ea5effbe6f4f472d9

    SHA1

    398f3f61b77e0400ddb0f596291727ac9be7e490

    SHA256

    96cf63e06797a19b5180b2fd6a5dae54f61141aa7279b6b05047761133c1b8c8

    SHA512

    a5d4e299bd42c76dc64faac22cdc17682e9452582df2eb9ed441f5470ba9571ab8beb4c63e01378949506046be1df58a0945b2d617df24ffc4b8fb7eff1ce9f4

  • memory/2624-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-1-0x0000000009000000-0x0000000009009000-memory.dmp

    Filesize

    36KB

  • memory/2624-13-0x00000000002A0000-0x00000000002AB000-memory.dmp

    Filesize

    44KB

  • memory/2624-12-0x00000000002A0000-0x00000000002AB000-memory.dmp

    Filesize

    44KB

  • memory/2624-11-0x0000000070000000-0x000000007000B000-memory.dmp

    Filesize

    44KB

  • memory/2624-10-0x0000000009000000-0x0000000009009000-memory.dmp

    Filesize

    36KB

  • memory/2624-75-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-40-0x0000000000080000-0x0000000000089000-memory.dmp

    Filesize

    36KB

  • memory/2668-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2668-38-0x0000000000080000-0x0000000000089000-memory.dmp

    Filesize

    36KB

  • memory/2668-41-0x0000000000080000-0x0000000000089000-memory.dmp

    Filesize

    36KB

  • memory/2668-37-0x0000000000080000-0x0000000000089000-memory.dmp

    Filesize

    36KB

  • memory/2668-35-0x0000000000080000-0x0000000000089000-memory.dmp

    Filesize

    36KB

  • memory/2668-32-0x0000000000080000-0x0000000000089000-memory.dmp

    Filesize

    36KB

  • memory/2668-42-0x0000000000080000-0x0000000000089000-memory.dmp

    Filesize

    36KB

  • memory/2680-27-0x00000000002A0000-0x00000000002AB000-memory.dmp

    Filesize

    44KB

  • memory/2680-21-0x00000000002A0000-0x00000000002AB000-memory.dmp

    Filesize

    44KB

  • memory/3032-29-0x0000000070000000-0x000000007000B000-memory.dmp

    Filesize

    44KB