Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/05/2024, 19:33

General

  • Target

    7a44432d69e3e885e79764bb436fe428_JaffaCakes118.exe

  • Size

    630KB

  • MD5

    7a44432d69e3e885e79764bb436fe428

  • SHA1

    91afe46eeab0a4e1dda6143673901ff3e3d506b2

  • SHA256

    1030edaa175e51e2c8f69bdb0cafa499c0de40508351a3242c2ba9822954a88f

  • SHA512

    567b4e1b2d7812611a3ea8621c711ccf01f4fc5ae10e28a74009913185538eb893290f79a4bcfd053a348607a97c36723a2bd06c87b2fb8163e73f45b3571230

  • SSDEEP

    12288:8hPegwq2TbpcEVA4FNF7HXtqIbz9sP1VK3Dsg+FKe37K:WPegwqqFNF7lbz9sy3DH+FKeLK

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7a44432d69e3e885e79764bb436fe428_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7a44432d69e3e885e79764bb436fe428_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4188
    • C:\Users\Admin\AppData\Local\Temp\n897\s897.exe
      "C:\Users\Admin\AppData\Local\Temp\n897\s897.exe" 2d212a5ee4decb2abf210366CDfkHSd4H1ITa0qNUzuSrzui7cJ+Ob8KGu8nkwnnIjogd+/bQZKz2blj+vgFYcYlF2nMPJytsuQ2/963m2WpUauTKOYdYbZAwVWTIn+Zx/+KhN0YWQM4Eo2AbJ9I4RKCejaURDzjGS9hyGSa3WEQnf2Gstn7FB2xpIfztQ== /v "C:\Users\Admin\AppData\Local\Temp\7a44432d69e3e885e79764bb436fe428_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3052

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n897\s897.exe

          Filesize

          347KB

          MD5

          ad59534e6fd98cef7a0e154a4933a5e4

          SHA1

          a0cc775fbd387133877d67a938d0ee7f17f2b134

          SHA256

          15ea8c6d95cd84f77f9b2638657b7b1558fec2564c791e81a69a91b36e8a243e

          SHA512

          c56dd706b11141b24330d22513669fab438d2621cef16acdebe1e88cb0e6c07e3c20d76f3e99168d2e698b92009fbba4c19620ca60d908450284a9d0a6c5e59c

        • memory/3052-12-0x00007FFF67405000-0x00007FFF67406000-memory.dmp

          Filesize

          4KB

        • memory/3052-13-0x00007FFF67150000-0x00007FFF67AF1000-memory.dmp

          Filesize

          9.6MB

        • memory/3052-29-0x000000001C030000-0x000000001C040000-memory.dmp

          Filesize

          64KB

        • memory/3052-32-0x000000001C650000-0x000000001CB1E000-memory.dmp

          Filesize

          4.8MB

        • memory/3052-33-0x000000001CBC0000-0x000000001CC5C000-memory.dmp

          Filesize

          624KB

        • memory/3052-34-0x000000001CD40000-0x000000001CDA2000-memory.dmp

          Filesize

          392KB

        • memory/3052-35-0x00007FFF67150000-0x00007FFF67AF1000-memory.dmp

          Filesize

          9.6MB

        • memory/3052-36-0x00007FFF67150000-0x00007FFF67AF1000-memory.dmp

          Filesize

          9.6MB

        • memory/3052-37-0x000000001C100000-0x000000001C108000-memory.dmp

          Filesize

          32KB

        • memory/3052-38-0x00007FFF67150000-0x00007FFF67AF1000-memory.dmp

          Filesize

          9.6MB

        • memory/3052-39-0x00007FFF67150000-0x00007FFF67AF1000-memory.dmp

          Filesize

          9.6MB

        • memory/3052-40-0x00007FFF67150000-0x00007FFF67AF1000-memory.dmp

          Filesize

          9.6MB

        • memory/3052-41-0x00007FFF67150000-0x00007FFF67AF1000-memory.dmp

          Filesize

          9.6MB

        • memory/3052-42-0x0000000020350000-0x000000002048C000-memory.dmp

          Filesize

          1.2MB

        • memory/3052-43-0x00000000209A0000-0x0000000020EAE000-memory.dmp

          Filesize

          5.1MB

        • memory/3052-44-0x00007FFF67150000-0x00007FFF67AF1000-memory.dmp

          Filesize

          9.6MB

        • memory/3052-45-0x00007FFF67150000-0x00007FFF67AF1000-memory.dmp

          Filesize

          9.6MB

        • memory/3052-47-0x00007FFF67150000-0x00007FFF67AF1000-memory.dmp

          Filesize

          9.6MB

        • memory/3052-48-0x00007FFF67150000-0x00007FFF67AF1000-memory.dmp

          Filesize

          9.6MB