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Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17/04/2024, 12:05

General

  • Target

    f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe

  • Size

    363KB

  • MD5

    f5ba72b6aacf6482382463f02af64435

  • SHA1

    9a76a00699521e9ac435b714cbcc835743c4f84d

  • SHA256

    49a128a45c1ba228d4fd5d972deaab2f1cfb87518a1a44752ec0fa2e4e02aeef

  • SHA512

    ba22110d2aaf4d08ccfc15ffdff8d18e0c7c9905b4a990653d766a2ff243ccedbd6ad7910eae98e672984b6b8502eabf4249480b8d2444f662edfa047a73900c

  • SSDEEP

    6144:SbIAyTXMQ7iBVJxRbq3gkKJFoXrQePZ3hH0WO1KgKyy:xTcSg77eoJFe8ehvyy

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 57 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1104
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1212
          • C:\Users\Admin\AppData\Local\Temp\f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe"
            2⤵
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Modifies Internet Explorer settings
            • Suspicious use of UnmapMainImage
            • Suspicious use of WriteProcessMemory
            PID:2228
            • C:\Users\Admin\AppData\Roaming\Edezcy\zyjit.exe
              "C:\Users\Admin\AppData\Roaming\Edezcy\zyjit.exe"
              3⤵
              • Executes dropped EXE
              • Adds Run key to start application
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of UnmapMainImage
              • Suspicious use of WriteProcessMemory
              PID:2340
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpc0b31298.bat"
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:2836
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 116
                4⤵
                • Program crash
                PID:1832
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe"
          1⤵
            PID:2416
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
            1⤵
              PID:2564
            • C:\Windows\system32\conhost.exe
              \??\C:\Windows\system32\conhost.exe "71399132810781655084859718931047241920-809475152609241-1838016202493693602"
              1⤵
                PID:1352

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • \Users\Admin\AppData\Roaming\Edezcy\zyjit.exe

                Filesize

                363KB

                MD5

                9be9d6eb9b359c86c192bf455b46162f

                SHA1

                9c60bb6ce0e3eb7c1880d6c6259a9d459d3aae01

                SHA256

                dd1ecfaefb49f97ae1ba258ab875fdf4ff25ecca8324af6c4c208c443f1119ab

                SHA512

                7e33ae4e097676d1e1b2a1fd08b71196d46ce1b9ef9c3eeb58988c8b69963c82a39e4ff2c4f21b9dfeea530a22de54df3727203cf60652b23263bdacf0015f34

              • memory/1104-18-0x0000000000210000-0x0000000000254000-memory.dmp

                Filesize

                272KB

              • memory/1104-21-0x0000000000210000-0x0000000000254000-memory.dmp

                Filesize

                272KB

              • memory/1104-23-0x0000000000210000-0x0000000000254000-memory.dmp

                Filesize

                272KB

              • memory/1104-25-0x0000000000210000-0x0000000000254000-memory.dmp

                Filesize

                272KB

              • memory/1104-27-0x0000000000210000-0x0000000000254000-memory.dmp

                Filesize

                272KB

              • memory/1176-37-0x00000000001B0000-0x00000000001F4000-memory.dmp

                Filesize

                272KB

              • memory/1176-35-0x00000000001B0000-0x00000000001F4000-memory.dmp

                Filesize

                272KB

              • memory/1176-33-0x00000000001B0000-0x00000000001F4000-memory.dmp

                Filesize

                272KB

              • memory/1176-31-0x00000000001B0000-0x00000000001F4000-memory.dmp

                Filesize

                272KB

              • memory/1212-43-0x00000000029A0000-0x00000000029E4000-memory.dmp

                Filesize

                272KB

              • memory/1212-40-0x00000000029A0000-0x00000000029E4000-memory.dmp

                Filesize

                272KB

              • memory/1212-41-0x00000000029A0000-0x00000000029E4000-memory.dmp

                Filesize

                272KB

              • memory/1212-42-0x00000000029A0000-0x00000000029E4000-memory.dmp

                Filesize

                272KB

              • memory/1832-292-0x0000000077EE4000-0x0000000077EE5000-memory.dmp

                Filesize

                4KB

              • memory/1832-192-0x0000000077EA0000-0x0000000077EA1000-memory.dmp

                Filesize

                4KB

              • memory/1832-237-0x0000000077EE4000-0x0000000077EE5000-memory.dmp

                Filesize

                4KB

              • memory/1832-267-0x00000000009E0000-0x00000000009E1000-memory.dmp

                Filesize

                4KB

              • memory/1832-288-0x00000000009E0000-0x00000000009E1000-memory.dmp

                Filesize

                4KB

              • memory/1832-291-0x00000000024A0000-0x00000000024E4000-memory.dmp

                Filesize

                272KB

              • memory/1832-189-0x0000000077EA0000-0x0000000077EA1000-memory.dmp

                Filesize

                4KB

              • memory/1832-186-0x00000000024A0000-0x00000000024E4000-memory.dmp

                Filesize

                272KB

              • memory/2228-53-0x00000000004C0000-0x0000000000504000-memory.dmp

                Filesize

                272KB

              • memory/2228-73-0x0000000000460000-0x0000000000461000-memory.dmp

                Filesize

                4KB

              • memory/2228-0-0x0000000000280000-0x00000000002C4000-memory.dmp

                Filesize

                272KB

              • memory/2228-1-0x0000000000350000-0x00000000003B1000-memory.dmp

                Filesize

                388KB

              • memory/2228-2-0x0000000000400000-0x0000000000444000-memory.dmp

                Filesize

                272KB

              • memory/2228-51-0x00000000004C0000-0x0000000000504000-memory.dmp

                Filesize

                272KB

              • memory/2228-3-0x0000000000400000-0x0000000000444000-memory.dmp

                Filesize

                272KB

              • memory/2228-55-0x00000000004C0000-0x0000000000504000-memory.dmp

                Filesize

                272KB

              • memory/2228-57-0x00000000004C0000-0x0000000000504000-memory.dmp

                Filesize

                272KB

              • memory/2228-59-0x00000000004C0000-0x0000000000504000-memory.dmp

                Filesize

                272KB

              • memory/2228-60-0x0000000000460000-0x0000000000461000-memory.dmp

                Filesize

                4KB

              • memory/2228-62-0x0000000000460000-0x0000000000461000-memory.dmp

                Filesize

                4KB

              • memory/2228-64-0x0000000000460000-0x0000000000461000-memory.dmp

                Filesize

                4KB

              • memory/2228-66-0x0000000000460000-0x0000000000461000-memory.dmp

                Filesize

                4KB

              • memory/2228-69-0x0000000000460000-0x0000000000461000-memory.dmp

                Filesize

                4KB

              • memory/2228-68-0x0000000077EA0000-0x0000000077EA1000-memory.dmp

                Filesize

                4KB

              • memory/2228-71-0x0000000000460000-0x0000000000461000-memory.dmp

                Filesize

                4KB

              • memory/2228-4-0x0000000000400000-0x0000000000444000-memory.dmp

                Filesize

                272KB

              • memory/2228-75-0x0000000000460000-0x0000000000461000-memory.dmp

                Filesize

                4KB

              • memory/2228-77-0x0000000000460000-0x0000000000461000-memory.dmp

                Filesize

                4KB

              • memory/2228-79-0x0000000000460000-0x0000000000461000-memory.dmp

                Filesize

                4KB

              • memory/2228-81-0x0000000000460000-0x0000000000461000-memory.dmp

                Filesize

                4KB

              • memory/2228-153-0x0000000000460000-0x0000000000461000-memory.dmp

                Filesize

                4KB

              • memory/2228-173-0x0000000000350000-0x00000000003B1000-memory.dmp

                Filesize

                388KB

              • memory/2228-174-0x0000000000400000-0x0000000000444000-memory.dmp

                Filesize

                272KB

              • memory/2228-5-0x0000000000400000-0x0000000000444000-memory.dmp

                Filesize

                272KB

              • memory/2340-15-0x0000000000280000-0x00000000002C4000-memory.dmp

                Filesize

                272KB

              • memory/2340-19-0x0000000000400000-0x0000000000444000-memory.dmp

                Filesize

                272KB

              • memory/2340-16-0x0000000000470000-0x00000000004D1000-memory.dmp

                Filesize

                388KB

              • memory/2340-287-0x0000000000400000-0x0000000000444000-memory.dmp

                Filesize

                272KB

              • memory/2564-45-0x0000000001C30000-0x0000000001C74000-memory.dmp

                Filesize

                272KB

              • memory/2564-48-0x0000000001C30000-0x0000000001C74000-memory.dmp

                Filesize

                272KB

              • memory/2564-47-0x0000000001C30000-0x0000000001C74000-memory.dmp

                Filesize

                272KB

              • memory/2564-46-0x0000000001C30000-0x0000000001C74000-memory.dmp

                Filesize

                272KB