Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-09-2024 22:01

General

  • Target

    ee81cba6c12232ce1a36dfbb15133272_JaffaCakes118.exe

  • Size

    32KB

  • MD5

    ee81cba6c12232ce1a36dfbb15133272

  • SHA1

    88a755891da9d021f8c1786bda9bdf2a25afacea

  • SHA256

    1bc095530dbd007d491ef75ce506f2f138e291661e704e709d7c18771d238bd4

  • SHA512

    fc1b5b1a3eeb832916be3978ba84400de5d615c13d9de3792379b674572ede3e61c098b88dca04e1742a20c64988c6635b0d1e8fcc7cca39019c833be37042e0

  • SSDEEP

    768:ne6mh3dWJlgD9R/SsMurovUSGlCDNuC2Q:e7NdWYR/MurUUSGlCDAK

Malware Config

Signatures

  • Disables service(s) 3 TTPs
  • Stops running service(s) 4 TTPs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in System32 directory 5 IoCs
  • Launches sc.exe 2 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee81cba6c12232ce1a36dfbb15133272_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ee81cba6c12232ce1a36dfbb15133272_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4548
    • C:\Windows\SysWOW64\net.exe
      net stop cryptsvc
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1880
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop cryptsvc
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1756
    • C:\Windows\SysWOW64\sc.exe
      sc config cryptsvc start= disabled
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:1028
    • C:\Windows\SysWOW64\sc.exe
      sc delete cryptsvc
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:3020

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4548-3-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB