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Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    09/07/2024, 14:56

General

  • Target

    30d629cdfeb98e890486331ec91ad634_JaffaCakes118.exe

  • Size

    501KB

  • MD5

    30d629cdfeb98e890486331ec91ad634

  • SHA1

    429fb027fdb908ac37c0ea6cf486c99b88448125

  • SHA256

    3601ec13010eacc71a344284465bff6ccb46662786516820ee9f99ae4abe552c

  • SHA512

    82b99be6153fb2bb67149957f9f4b03fcb96c0c1e341dae04ddd566f04a1ebb2ae25477dbb2a31cc4bdff6ec2ea2d269b5d9eae0f676ee603fed8d9d2dfd5da3

  • SSDEEP

    12288:tLwprcyawTYtlbjBJx2rYcaPxbTVzjdvmJrmQsvB:tUprHxylb1JY8zFzJuAp

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 5 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Modifies WinLogon 2 TTPs 2 IoCs
  • Drops file in System32 directory 7 IoCs
  • Drops file in Windows directory 8 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\30d629cdfeb98e890486331ec91ad634_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\30d629cdfeb98e890486331ec91ad634_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds policy Run key to start application
    • Boot or Logon Autostart Execution: Active Setup
    • Loads dropped DLL
    • Modifies WinLogon
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1320
    • C:\Windows\SysWOW64\fservice.exe
      C:\Windows\system32\fservice.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2288
      • C:\Windows\services.exe
        C:\Windows\services.exe -XP
        3⤵
        • Modifies WinLogon for persistence
        • Adds policy Run key to start application
        • Boot or Logon Autostart Execution: Active Setup
        • Executes dropped EXE
        • Loads dropped DLL
        • Modifies WinLogon
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2684
        • C:\Windows\SysWOW64\NET.exe
          NET STOP srservice
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1468
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 STOP srservice
            5⤵
              PID:2700
          • C:\Windows\SysWOW64\NET.exe
            NET STOP navapsvc
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:1948
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 STOP navapsvc
              5⤵
                PID:1736
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\30d629cdfeb98e890486331ec91ad634_JaffaCakes118.exe.bat
          2⤵
          • Deletes itself
          PID:2768

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\30d629cdfeb98e890486331ec91ad634_JaffaCakes118.exe.bat

        Filesize

        133B

        MD5

        b0bc9c33ad028f7d72651753c9486bc4

        SHA1

        ebcbb2c6df2c1c9e2195dddb3f11732396232e30

        SHA256

        00588b291949164c65b66bc9f7db244a357cf8171b5c6e995ae334f69255b448

        SHA512

        7b66c159fa5e7e30cd812f78cc75695a0c8368eb1c0dc4efd00c380ab5759268af6aaa993891425ae0782a8ba52f33b1e6ad7838a13783540d87c3c99c5432f8

      • C:\Windows\SysWOW64\fservice.exe

        Filesize

        501KB

        MD5

        30d629cdfeb98e890486331ec91ad634

        SHA1

        429fb027fdb908ac37c0ea6cf486c99b88448125

        SHA256

        3601ec13010eacc71a344284465bff6ccb46662786516820ee9f99ae4abe552c

        SHA512

        82b99be6153fb2bb67149957f9f4b03fcb96c0c1e341dae04ddd566f04a1ebb2ae25477dbb2a31cc4bdff6ec2ea2d269b5d9eae0f676ee603fed8d9d2dfd5da3

      • \Windows\SysWOW64\reginv.dll

        Filesize

        36KB

        MD5

        562e0d01d6571fa2251a1e9f54c6cc69

        SHA1

        83677ad3bc630aa6327253c7b3deffbd4a8ce905

        SHA256

        c5b1d800c86d550c0b68c57c0d9911c1dd21df9e5e37e9e7bc032b5e66fdebe6

        SHA512

        166e132432eca24061f7e7d0c58c0b286e971ae2bc50f7c890b7707dd5dede19fcd83a5f79b6fd3f93dd691e07ad9bc1bd05fe82ccaade1610282188571585ea

      • \Windows\SysWOW64\winkey.dll

        Filesize

        13KB

        MD5

        b4c72da9fd1a0dcb0698b7da97daa0cd

        SHA1

        b25a79e8ea4c723c58caab83aed6ea48de7ed759

        SHA256

        45d266269634ba2de70f179a26d7224111e677e66b38dff2802851b71ce4458f

        SHA512

        f5f184416c5381d275bc093c9275e9fdb35c58e2c401d188aef097950013de6e43269da5d4dd5e7baea34735bd7de664d15fe487b2292fd66926c9845b0cd066

      • memory/1320-29-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/1320-42-0x0000000003580000-0x000000000378C000-memory.dmp

        Filesize

        2.0MB

      • memory/1320-13-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-12-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-11-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-41-0x0000000003580000-0x000000000378C000-memory.dmp

        Filesize

        2.0MB

      • memory/1320-9-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-8-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-7-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-6-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-5-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-4-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/1320-23-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-17-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-3-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/1320-26-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-0-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/1320-28-0x0000000000401000-0x00000000004BA000-memory.dmp

        Filesize

        740KB

      • memory/1320-2-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/1320-27-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-10-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-40-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/1320-25-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-24-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-22-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-21-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-20-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-19-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-18-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-16-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-15-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-14-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-55-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/1320-46-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/1320-58-0x0000000000401000-0x00000000004BA000-memory.dmp

        Filesize

        740KB

      • memory/1320-57-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/1320-1-0x0000000000370000-0x00000000003BD000-memory.dmp

        Filesize

        308KB

      • memory/2288-86-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2288-61-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2288-62-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2288-63-0x0000000001DA0000-0x0000000001DED000-memory.dmp

        Filesize

        308KB

      • memory/2288-60-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2288-75-0x0000000001DA0000-0x0000000001DED000-memory.dmp

        Filesize

        308KB

      • memory/2288-74-0x0000000001DA0000-0x0000000001DED000-memory.dmp

        Filesize

        308KB

      • memory/2288-77-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2288-82-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2288-54-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2288-85-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2288-84-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2288-83-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2288-81-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2288-76-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2288-73-0x0000000001DA0000-0x0000000001DED000-memory.dmp

        Filesize

        308KB

      • memory/2288-72-0x0000000001DA0000-0x0000000001DED000-memory.dmp

        Filesize

        308KB

      • memory/2288-71-0x0000000001DA0000-0x0000000001DED000-memory.dmp

        Filesize

        308KB

      • memory/2288-91-0x00000000034F0000-0x00000000036FC000-memory.dmp

        Filesize

        2.0MB

      • memory/2288-97-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2288-96-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2288-94-0x0000000001DA0000-0x0000000001DED000-memory.dmp

        Filesize

        308KB

      • memory/2288-70-0x0000000001DA0000-0x0000000001DED000-memory.dmp

        Filesize

        308KB

      • memory/2288-69-0x0000000001DA0000-0x0000000001DED000-memory.dmp

        Filesize

        308KB

      • memory/2288-68-0x0000000001DA0000-0x0000000001DED000-memory.dmp

        Filesize

        308KB

      • memory/2288-67-0x0000000001DA0000-0x0000000001DED000-memory.dmp

        Filesize

        308KB

      • memory/2288-66-0x0000000001DA0000-0x0000000001DED000-memory.dmp

        Filesize

        308KB

      • memory/2288-65-0x0000000001DA0000-0x0000000001DED000-memory.dmp

        Filesize

        308KB

      • memory/2288-64-0x0000000001DA0000-0x0000000001DED000-memory.dmp

        Filesize

        308KB

      • memory/2288-44-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-100-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-104-0x0000000000340000-0x000000000038D000-memory.dmp

        Filesize

        308KB

      • memory/2684-101-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-102-0x0000000000340000-0x000000000038D000-memory.dmp

        Filesize

        308KB

      • memory/2684-114-0x0000000000340000-0x000000000038D000-memory.dmp

        Filesize

        308KB

      • memory/2684-115-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-113-0x0000000000340000-0x000000000038D000-memory.dmp

        Filesize

        308KB

      • memory/2684-112-0x0000000000340000-0x000000000038D000-memory.dmp

        Filesize

        308KB

      • memory/2684-111-0x0000000000340000-0x000000000038D000-memory.dmp

        Filesize

        308KB

      • memory/2684-110-0x0000000000340000-0x000000000038D000-memory.dmp

        Filesize

        308KB

      • memory/2684-109-0x0000000000340000-0x000000000038D000-memory.dmp

        Filesize

        308KB

      • memory/2684-108-0x0000000000340000-0x000000000038D000-memory.dmp

        Filesize

        308KB

      • memory/2684-107-0x0000000000340000-0x000000000038D000-memory.dmp

        Filesize

        308KB

      • memory/2684-106-0x0000000000340000-0x000000000038D000-memory.dmp

        Filesize

        308KB

      • memory/2684-105-0x0000000000340000-0x000000000038D000-memory.dmp

        Filesize

        308KB

      • memory/2684-99-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-103-0x0000000000340000-0x000000000038D000-memory.dmp

        Filesize

        308KB

      • memory/2684-122-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-124-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-127-0x0000000010000000-0x000000001000B000-memory.dmp

        Filesize

        44KB

      • memory/2684-125-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-126-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-123-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-121-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-120-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-119-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-98-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-134-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-135-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-138-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-139-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB

      • memory/2684-140-0x0000000000400000-0x000000000060C000-memory.dmp

        Filesize

        2.0MB