Analysis

  • max time kernel
    143s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/08/2024, 04:19

General

  • Target

    a98e607e0fa5292beacdd048e437118a_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    a98e607e0fa5292beacdd048e437118a

  • SHA1

    5da4f586b4209ab5f7d886d523c038bcd40ce3a2

  • SHA256

    45367afad1ea1661bf615a790cd3938bc3650aba6bde77768829d178c01e0c62

  • SHA512

    e4b49fe8b171f2f184c61fcb1e49f2625adc8656d63d80b29c5e3bedba996788ae5ef0d016f5c12764e528e73e94c8a75ee945798ff5626ba2d7963f7f9c6a1b

  • SSDEEP

    24576:rQmXoVTzqRHZLPSCAogOvEGr8XSWvZqhVbvL1PQ6NMCDXsspHEhXU:Mm40tcI8hvZubvLBQ6NMCzpHME

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 data under HKEY_USERS 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a98e607e0fa5292beacdd048e437118a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a98e607e0fa5292beacdd048e437118a_JaffaCakes118.exe"
    1⤵
    • Drops file in Drivers directory
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2856
    • C:\Users\Admin\AppData\Local\Temp\Server.exe
      "C:\Users\Admin\AppData\Local\Temp\Server.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:848
  • C:\Windows\Hacker.com.cn.exe
    C:\Windows\Hacker.com.cn.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2196
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      2⤵
        PID:800

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Server.exe

      Filesize

      744KB

      MD5

      17e1f9b9b27972ebe09a44bf9a80e85b

      SHA1

      cff72b7841f4d6ebaeaac2918720b81c9fd7e5ca

      SHA256

      367ae74095e983b96d83b9e09298ade5ad6780f5634c161fff61d95bf4bbbc52

      SHA512

      58c1e510f9e11ad1ce0fa39c2f18017d5dac38b9350d76e91c37f5ff84675797b4d85b1136a87320cebb87943f83b2d85129ba88d278ebe37de6fac435411e1a

    • memory/848-46-0x0000000000400000-0x00000000004C2000-memory.dmp

      Filesize

      776KB

    • memory/2196-51-0x0000000000400000-0x00000000004C2000-memory.dmp

      Filesize

      776KB

    • memory/2196-47-0x0000000000400000-0x00000000004C2000-memory.dmp

      Filesize

      776KB

    • memory/2856-16-0x00000000023E0000-0x00000000023E1000-memory.dmp

      Filesize

      4KB

    • memory/2856-13-0x0000000002410000-0x0000000002411000-memory.dmp

      Filesize

      4KB

    • memory/2856-9-0x00000000033E0000-0x00000000033E1000-memory.dmp

      Filesize

      4KB

    • memory/2856-24-0x0000000002490000-0x0000000002491000-memory.dmp

      Filesize

      4KB

    • memory/2856-25-0x00000000024F0000-0x00000000024F1000-memory.dmp

      Filesize

      4KB

    • memory/2856-27-0x0000000000A10000-0x0000000000A11000-memory.dmp

      Filesize

      4KB

    • memory/2856-26-0x0000000000540000-0x0000000000541000-memory.dmp

      Filesize

      4KB

    • memory/2856-23-0x00000000024A0000-0x00000000024A1000-memory.dmp

      Filesize

      4KB

    • memory/2856-22-0x00000000024C0000-0x00000000024C1000-memory.dmp

      Filesize

      4KB

    • memory/2856-20-0x0000000002400000-0x0000000002401000-memory.dmp

      Filesize

      4KB

    • memory/2856-19-0x0000000002470000-0x0000000002471000-memory.dmp

      Filesize

      4KB

    • memory/2856-18-0x0000000002440000-0x0000000002441000-memory.dmp

      Filesize

      4KB

    • memory/2856-0-0x0000000000400000-0x0000000000466000-memory.dmp

      Filesize

      408KB

    • memory/2856-15-0x00000000023F0000-0x00000000023F1000-memory.dmp

      Filesize

      4KB

    • memory/2856-14-0x0000000002460000-0x0000000002461000-memory.dmp

      Filesize

      4KB

    • memory/2856-11-0x00000000033D0000-0x00000000033D2000-memory.dmp

      Filesize

      8KB

    • memory/2856-21-0x00000000024E0000-0x00000000024E1000-memory.dmp

      Filesize

      4KB

    • memory/2856-17-0x0000000002450000-0x0000000002451000-memory.dmp

      Filesize

      4KB

    • memory/2856-8-0x0000000002390000-0x0000000002391000-memory.dmp

      Filesize

      4KB

    • memory/2856-7-0x00000000023A0000-0x00000000023A1000-memory.dmp

      Filesize

      4KB

    • memory/2856-6-0x0000000000A20000-0x0000000000A21000-memory.dmp

      Filesize

      4KB

    • memory/2856-5-0x0000000000A30000-0x0000000000A31000-memory.dmp

      Filesize

      4KB

    • memory/2856-4-0x00000000023B0000-0x00000000023B1000-memory.dmp

      Filesize

      4KB

    • memory/2856-2-0x0000000002380000-0x0000000002381000-memory.dmp

      Filesize

      4KB

    • memory/2856-12-0x0000000002430000-0x0000000002431000-memory.dmp

      Filesize

      4KB

    • memory/2856-41-0x0000000002220000-0x0000000002274000-memory.dmp

      Filesize

      336KB

    • memory/2856-40-0x0000000000400000-0x0000000000466000-memory.dmp

      Filesize

      408KB

    • memory/2856-10-0x00000000023C0000-0x00000000023C1000-memory.dmp

      Filesize

      4KB

    • memory/2856-3-0x0000000000A50000-0x0000000000A51000-memory.dmp

      Filesize

      4KB

    • memory/2856-1-0x0000000002220000-0x0000000002274000-memory.dmp

      Filesize

      336KB