Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-07-2024 06:03

General

  • Target

    72da2354774e05eeb43fe06ea0d94144_JaffaCakes118.exe

  • Size

    812KB

  • MD5

    72da2354774e05eeb43fe06ea0d94144

  • SHA1

    673943c26f75aeb5bebd1118fecbb46632c60fef

  • SHA256

    21e5d0544922b8df3b3e76148004184570715428cce71fa771d6bd53436f4a52

  • SHA512

    e964c440ac945ec77aebde350dd4720f6cb4475229b399fbd1ef40fdc6ec65461fe845a482f40e2a3d69234bd6b6a6714d65e126e871dacf577dac3d1dd088e5

  • SSDEEP

    12288:4YknjLpsBNoLE126lU1tMGjYIFW4+zyZGumGgTtrDJrPsfL4oTO27uqULG1R:4Ykjlsr+8lUCpeZM3BDhPC5u/G

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • ModiLoader Second Stage 11 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 9 IoCs
  • UPX packed file 14 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 51 IoCs
  • Maps connected drives based on registry 3 TTPs 4 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 13 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\72da2354774e05eeb43fe06ea0d94144_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\72da2354774e05eeb43fe06ea0d94144_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2104
    • C:\Users\Admin\AppData\Local\Temp\72da2354774e05eeb43fe06ea0d94144_JaffaCakes118.exe
      72da2354774e05eeb43fe06ea0d94144_JaffaCakes118.exe
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2812
      • C:\Users\Admin\bxpTXK8W.exe
        C:\Users\Admin\bxpTXK8W.exe
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Checks computer location settings
        • Executes dropped EXE
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3292
        • C:\Users\Admin\puoivo.exe
          "C:\Users\Admin\puoivo.exe"
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:4252
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del bxpTXK8W.exe
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3000
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            5⤵
            • Enumerates processes with tasklist
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:3176
      • C:\Users\Admin\akhost.exe
        C:\Users\Admin\akhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:408
        • C:\Users\Admin\akhost.exe
          akhost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:3504
      • C:\Users\Admin\bkhost.exe
        C:\Users\Admin\bkhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4624
        • C:\Users\Admin\bkhost.exe
          bkhost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:1884
      • C:\Users\Admin\ckhost.exe
        C:\Users\Admin\ckhost.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4532
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4532 -s 396
          4⤵
          • Program crash
          PID:3436
      • C:\Users\Admin\dkhost.exe
        C:\Users\Admin\dkhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4936
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          4⤵
            PID:2992
        • C:\Users\Admin\ekhost.exe
          C:\Users\Admin\ekhost.exe
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:1188
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del 72da2354774e05eeb43fe06ea0d94144_JaffaCakes118.exe
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:804
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            4⤵
            • Enumerates processes with tasklist
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:3476
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4532 -ip 4532
      1⤵
        PID:800

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\akhost.exe

        Filesize

        229KB

        MD5

        2c895814249b3630f5ef87aef065a6d2

        SHA1

        785a02f3a3c958fb2f3fa7ce26860b65da34939d

        SHA256

        cc6377f8d451bd5ceb97d95409b74c9589f86edd47fead3db05e3a3dbfc6204a

        SHA512

        14e786deb9917c57dbdb6468a5b6b05ef0aacaa5a9efc962bac691648c1059c99537a85f9bd65013bb2765ebcbd1fa97027c6f2069ae2e1cc901d4247c7f404c

      • C:\Users\Admin\bkhost.exe

        Filesize

        122KB

        MD5

        6adba45c3cd86e3e4179c2489adc3ed0

        SHA1

        c856828981816a028d9948d4e90e83779ba00cc6

        SHA256

        e1432e8564f1a32df65a2cb433d4968e2109fef1508ad150a89e7c31227d3de8

        SHA512

        13404f5c2a311bc87e96d550674c9a7c6fda0f7808db1b901747d4e7a2e4c76bea268e38a17d3206ae419144981a060d29f916f676e586cc4376ad81717de672

      • C:\Users\Admin\bxpTXK8W.exe

        Filesize

        184KB

        MD5

        2261c2411c6e581bf496a0be8d46c6d8

        SHA1

        79e709807dff36c8d9936db05c0adcce54a1a290

        SHA256

        20e4fb3c4086c725feafdd50d8c8e405b20f6a9b868422455ca0b9cd007eb418

        SHA512

        622f86d976e9c140b29a1b29c21ac26415acab2762bac6d429123cb73af002377a0ecc62afaea0ef06dea689ebb6e70a1c7251186a260eae279cc8587622cefd

      • C:\Users\Admin\ckhost.exe

        Filesize

        279KB

        MD5

        b4004c548fec0ae0f7264b509b95e4d8

        SHA1

        6142664dc2b3ce927fecb96fa18a1dbc5219ae8f

        SHA256

        3f4aae3b2ec5b1d842841e76a963f26b471ed15e9933c40d48469a48ed04ee56

        SHA512

        750223d1cf30812b4c9dba9f21893f2ce34b717c17da2befe47f13e8d623c5098f5133053cb1a909da5e4ebc07b68979e72fa8f36c26c6c191665b213e838d90

      • C:\Users\Admin\dkhost.exe

        Filesize

        240KB

        MD5

        0a67782f34b335fe42be835ad4542124

        SHA1

        c1838a364f27ed7b8a463edefeabf8d762d1f149

        SHA256

        4f1d17a99aaf1719a96778e06edb417de118672ad3b0193a3fd2706a8e6f699c

        SHA512

        4dd56baf20ad532e7c1933d83889c649ffe4069a23dde43486c32105c0df67ebc8f670cb54c13a902105d38f5efea06c3a7f6481aec49c4af1b40bc8cfa7b086

      • C:\Users\Admin\ekhost.exe

        Filesize

        32KB

        MD5

        49e105d54bf4201e39ef974f9e5c24dc

        SHA1

        70737f6e75e250cfa335f8ef10be4b934f6fa1af

        SHA256

        a7d86eb136f345db624f4ddc577b61a2bb54f24c6b83a1de66dbdc167f3bb119

        SHA512

        7b9c210b69535ffca2280bd54b88bb2644e39fb1db487fbf8d83ea420c6db7d05b2373bef172a07b3090139e29110c593b09151e39ff6358d1fc62c0e91783fe

      • C:\Users\Admin\puoivo.exe

        Filesize

        184KB

        MD5

        11b5e69b2ff2642f56329f92fdf9660f

        SHA1

        f3bae0c537ff97518a4f6f6d518739cbd26573e0

        SHA256

        7a0c67d60b6913995b0d5fa2a32633ac253729ee6c83bfa7eb7a088ddb65f265

        SHA512

        3ddd2c82919abf6438850f56bfbf22a9ce54a487a302e33e08074c3c69020a2233389a42194aeeb14b554dae7f39ce463bc04db6c4ae5ed9902fb50cb2b4fc7f

      • memory/408-50-0x0000000000400000-0x0000000000416000-memory.dmp

        Filesize

        88KB

      • memory/1884-60-0x0000000000400000-0x0000000000427000-memory.dmp

        Filesize

        156KB

      • memory/1884-61-0x0000000000400000-0x0000000000427000-memory.dmp

        Filesize

        156KB

      • memory/1884-62-0x0000000000400000-0x0000000000427000-memory.dmp

        Filesize

        156KB

      • memory/1884-55-0x0000000000400000-0x0000000000427000-memory.dmp

        Filesize

        156KB

      • memory/1884-54-0x0000000000400000-0x0000000000427000-memory.dmp

        Filesize

        156KB

      • memory/2104-4-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/2812-1-0x0000000000400000-0x0000000000516000-memory.dmp

        Filesize

        1.1MB

      • memory/2812-7-0x0000000000400000-0x0000000000516000-memory.dmp

        Filesize

        1.1MB

      • memory/2812-93-0x0000000000400000-0x0000000000516000-memory.dmp

        Filesize

        1.1MB

      • memory/2812-90-0x0000000000400000-0x0000000000516000-memory.dmp

        Filesize

        1.1MB

      • memory/2812-12-0x0000000000400000-0x0000000000516000-memory.dmp

        Filesize

        1.1MB

      • memory/2812-70-0x0000000000400000-0x0000000000516000-memory.dmp

        Filesize

        1.1MB

      • memory/2812-0-0x0000000000400000-0x0000000000516000-memory.dmp

        Filesize

        1.1MB

      • memory/2812-6-0x0000000000400000-0x0000000000516000-memory.dmp

        Filesize

        1.1MB

      • memory/2812-8-0x0000000000400000-0x0000000000516000-memory.dmp

        Filesize

        1.1MB

      • memory/3504-48-0x0000000000400000-0x0000000000437000-memory.dmp

        Filesize

        220KB

      • memory/3504-43-0x0000000000400000-0x0000000000437000-memory.dmp

        Filesize

        220KB

      • memory/3504-44-0x0000000000400000-0x0000000000437000-memory.dmp

        Filesize

        220KB

      • memory/3504-71-0x0000000000400000-0x0000000000437000-memory.dmp

        Filesize

        220KB

      • memory/3504-46-0x0000000000400000-0x0000000000437000-memory.dmp

        Filesize

        220KB

      • memory/3504-45-0x0000000000400000-0x0000000000437000-memory.dmp

        Filesize

        220KB

      • memory/4624-58-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/4936-73-0x0000000000400000-0x000000000045D000-memory.dmp

        Filesize

        372KB

      • memory/4936-75-0x0000000000400000-0x000000000045D000-memory.dmp

        Filesize

        372KB