Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    29-07-2024 23:20

General

  • Target

    66c90d73705f5d63a6db439e98d4b278_JaffaCakes118.exe

  • Size

    144KB

  • MD5

    66c90d73705f5d63a6db439e98d4b278

  • SHA1

    20e8768a69d2ae70fcee36d8c8a06ff668163635

  • SHA256

    a0f0f69231b1fbd0895c7065fccb6debeedd54fcbe512ffc7a0eee4d191f338f

  • SHA512

    89a2f0b15faef71c93f1aac37b6d5cbb6f77b25a4bb46cf99844fcb331a3e4948777b70bbddb76b67da50e0856ef9675a7f69dbff616a4c3eb7f70d6c032788e

  • SSDEEP

    1536:wbq7elsRRQIFFdpkll9i9Y92MDnU8jji:mq7qsnFaVEaFi

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 53 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1116
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1180
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1208
          • C:\Users\Admin\AppData\Local\Temp\66c90d73705f5d63a6db439e98d4b278_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\66c90d73705f5d63a6db439e98d4b278_JaffaCakes118.exe"
            2⤵
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2092
            • C:\Users\Admin\AppData\Roaming\Peunpa\gabis.exe
              "C:\Users\Admin\AppData\Roaming\Peunpa\gabis.exe"
              3⤵
              • Executes dropped EXE
              • Adds Run key to start application
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:2804
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp4ea829bd.bat"
              3⤵
              • Deletes itself
              • System Location Discovery: System Language Discovery
              PID:840
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:640
          • C:\Program Files\Windows Mail\WinMail.exe
            "C:\Program Files\Windows Mail\WinMail.exe" -Embedding
            1⤵
            • NTFS ADS
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            • Suspicious use of SetWindowsHookEx
            PID:1740
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
            1⤵
              PID:3032
            • C:\Windows\system32\DllHost.exe
              C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
              1⤵
                PID:1664

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Microsoft\Windows Mail\edb.log

                Filesize

                2.0MB

                MD5

                90ae0b4b5f01791be2a379c37c66c490

                SHA1

                ed2cf1054a90eb14948882dfaad0391e8dcaa67d

                SHA256

                59cac2649a37e789d9c98da633abaf5d8dfea7c8d23a04915a282028c4d215b2

                SHA512

                ef270e60a84a628369a793e75b45cc07e92bbb920b3574e1e07c3bcf0ddc7a23d082a25f63f3b769567c18e1a05a0b9063d5610e4df2a651e975be6a8e5aaf3f

              • C:\Users\Admin\AppData\Local\Temp\tmp4ea829bd.bat

                Filesize

                271B

                MD5

                b0f3b8d07d455bc672b44df5f501b8fe

                SHA1

                560960a047bd6840ac08c90ba1ed085a95356e9a

                SHA256

                2c2d59482c6e28243f1ce49810dba0920ecdae3fd75c37be70cddeccbba7e289

                SHA512

                393f431d862599a837ba190f52597564888ea7026491c2b78fe7a424042b74ec75d96eeaf2e9aa68fb56d7354077d8c07e646fee4af697094a31123217966a16

              • C:\Users\Admin\AppData\Roaming\Peunpa\gabis.exe

                Filesize

                144KB

                MD5

                75db8e4d566629243f1074d7af09e572

                SHA1

                6baecb0a5cd118a41d34aeeb8da0e9f7c4094703

                SHA256

                6b695613a855c38c8073ea0d22faf161f56c9837f9e9a7e8600147d27aa780cd

                SHA512

                2e09301ceaef8ee030548b7ffe88606602453fcb7de003a2b9f2f1990f58a14785a6af397169fd9bc9162f22e5233fb169af106881caf22ff3fbdcb1963ddd30

              • C:\Users\Admin\AppData\Roaming\Qekiyx\ecgu.ymh

                Filesize

                380B

                MD5

                eea2cec50597dfb05ea42ee0328b5955

                SHA1

                9c32741acf283ee5dd9a8eb7ecc1815831dfe804

                SHA256

                61b85f6023800df0df32382384f4da81c4b4ce10519defb316afaa060d5b790f

                SHA512

                b4f7e5448388a02dbb8930c109dc9826e26fcab47476ce4d0b7b1e2f896727fc89cb70af4e8139110294921b82e1f78d56fff60fa81f7f38869210752d017dc2

              • memory/640-36-0x0000000001CC0000-0x0000000001CE7000-memory.dmp

                Filesize

                156KB

              • memory/640-34-0x0000000001CC0000-0x0000000001CE7000-memory.dmp

                Filesize

                156KB

              • memory/640-33-0x0000000001CC0000-0x0000000001CE7000-memory.dmp

                Filesize

                156KB

              • memory/640-35-0x0000000001CC0000-0x0000000001CE7000-memory.dmp

                Filesize

                156KB

              • memory/1116-13-0x00000000002D0000-0x00000000002F7000-memory.dmp

                Filesize

                156KB

              • memory/1116-14-0x00000000002D0000-0x00000000002F7000-memory.dmp

                Filesize

                156KB

              • memory/1116-16-0x00000000002D0000-0x00000000002F7000-memory.dmp

                Filesize

                156KB

              • memory/1116-15-0x00000000002D0000-0x00000000002F7000-memory.dmp

                Filesize

                156KB

              • memory/1116-12-0x00000000002D0000-0x00000000002F7000-memory.dmp

                Filesize

                156KB

              • memory/1180-19-0x0000000001DA0000-0x0000000001DC7000-memory.dmp

                Filesize

                156KB

              • memory/1180-21-0x0000000001DA0000-0x0000000001DC7000-memory.dmp

                Filesize

                156KB

              • memory/1180-23-0x0000000001DA0000-0x0000000001DC7000-memory.dmp

                Filesize

                156KB

              • memory/1180-25-0x0000000001DA0000-0x0000000001DC7000-memory.dmp

                Filesize

                156KB

              • memory/1208-31-0x0000000002550000-0x0000000002577000-memory.dmp

                Filesize

                156KB

              • memory/1208-30-0x0000000002550000-0x0000000002577000-memory.dmp

                Filesize

                156KB

              • memory/1208-28-0x0000000002550000-0x0000000002577000-memory.dmp

                Filesize

                156KB

              • memory/1208-29-0x0000000002550000-0x0000000002577000-memory.dmp

                Filesize

                156KB

              • memory/2092-74-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-68-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-51-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-49-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-47-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-45-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-43-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-40-0x0000000000220000-0x0000000000247000-memory.dmp

                Filesize

                156KB

              • memory/2092-39-0x0000000000220000-0x0000000000247000-memory.dmp

                Filesize

                156KB

              • memory/2092-38-0x0000000000220000-0x0000000000247000-memory.dmp

                Filesize

                156KB

              • memory/2092-54-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-56-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-62-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-64-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-66-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-53-0x0000000000400000-0x0000000000431000-memory.dmp

                Filesize

                196KB

              • memory/2092-70-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-72-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-0-0x0000000000170000-0x00000000001A0000-memory.dmp

                Filesize

                192KB

              • memory/2092-76-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-60-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-58-0x0000000000250000-0x0000000000251000-memory.dmp

                Filesize

                4KB

              • memory/2092-41-0x0000000000220000-0x0000000000247000-memory.dmp

                Filesize

                156KB

              • memory/2092-42-0x0000000000220000-0x0000000000247000-memory.dmp

                Filesize

                156KB

              • memory/2092-1-0x0000000000400000-0x000000000042F000-memory.dmp

                Filesize

                188KB

              • memory/2092-224-0x0000000000400000-0x000000000042F000-memory.dmp

                Filesize

                188KB

              • memory/2092-225-0x0000000000400000-0x0000000000431000-memory.dmp

                Filesize

                196KB

              • memory/2092-2-0x0000000000400000-0x0000000000431000-memory.dmp

                Filesize

                196KB

              • memory/2804-9-0x0000000000400000-0x0000000000431000-memory.dmp

                Filesize

                196KB

              • memory/2804-11-0x0000000000400000-0x0000000000431000-memory.dmp

                Filesize

                196KB

              • memory/2804-344-0x0000000000400000-0x0000000000431000-memory.dmp

                Filesize

                196KB