Analysis

  • max time kernel
    149s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    29-07-2024 12:07

General

  • Target

    45952549fd27f41cbcd2a4ad44331c59_JaffaCakes118.exe

  • Size

    2.2MB

  • MD5

    45952549fd27f41cbcd2a4ad44331c59

  • SHA1

    2f512789784d8940bf63d8092d3c6f686cc50387

  • SHA256

    1a198ecee66fc8ec13774ac287557d82678d9b2a2f0192f9b180cc046840a36a

  • SHA512

    c6fa1f76ee6cbdc06df20f0c7c8ef161132f3c241ad8bde349f9d28818675d7dd4b321223c5ea00e55c975a3279a8da29fed7cc856ad5290f855aa7af6a044da

  • SSDEEP

    49152:LYBmOuoX4kn2po7rdrhNu5HjHyQhojw8p/R3nsQ7ra3oF6QlNWOJOcUr:LYBmOWJ2SJo3NsQkoPoOJM

Malware Config

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • BitRAT payload 24 IoCs
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Drops startup file 2 IoCs
  • UPX packed file 30 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 27 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\45952549fd27f41cbcd2a4ad44331c59_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\45952549fd27f41cbcd2a4ad44331c59_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Drops startup file
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3068
    • C:\Users\Admin\AppData\Local\Temp\45952549fd27f41cbcd2a4ad44331c59_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\45952549fd27f41cbcd2a4ad44331c59_JaffaCakes118.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1712
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3068 -s 604
      2⤵
      • Program crash
      PID:288

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1712-24-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-91-0x0000000000A10000-0x0000000000A1A000-memory.dmp

    Filesize

    40KB

  • memory/1712-92-0x0000000000A10000-0x0000000000A1A000-memory.dmp

    Filesize

    40KB

  • memory/1712-25-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-5-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-8-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-13-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-12-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-11-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-16-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-15-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-14-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-7-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-6-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1712-17-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-83-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-20-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-21-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-19-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-23-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-22-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-82-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-81-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-18-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-78-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-28-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-29-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-31-0x00000000001B0000-0x00000000001BA000-memory.dmp

    Filesize

    40KB

  • memory/1712-30-0x00000000001B0000-0x00000000001BA000-memory.dmp

    Filesize

    40KB

  • memory/1712-48-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-47-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-49-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-57-0x00000000001B0000-0x00000000001BA000-memory.dmp

    Filesize

    40KB

  • memory/1712-58-0x00000000001B0000-0x00000000001BA000-memory.dmp

    Filesize

    40KB

  • memory/1712-75-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-77-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-76-0x0000000000400000-0x000000000083A000-memory.dmp

    Filesize

    4.2MB

  • memory/1712-80-0x0000000000A10000-0x0000000000A1A000-memory.dmp

    Filesize

    40KB

  • memory/1712-79-0x0000000000A10000-0x0000000000A1A000-memory.dmp

    Filesize

    40KB

  • memory/3068-27-0x0000000074AE0000-0x00000000751CE000-memory.dmp

    Filesize

    6.9MB

  • memory/3068-1-0x000000000F230000-0x000000000F462000-memory.dmp

    Filesize

    2.2MB

  • memory/3068-26-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

    Filesize

    4KB

  • memory/3068-0-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

    Filesize

    4KB

  • memory/3068-4-0x0000000074AE0000-0x00000000751CE000-memory.dmp

    Filesize

    6.9MB

  • memory/3068-2-0x0000000004F70000-0x0000000005170000-memory.dmp

    Filesize

    2.0MB