Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    01/10/2024, 14:20

General

  • Target

    062e2c20d39d1d5be3420046399e64ba_JaffaCakes118.exe

  • Size

    38KB

  • MD5

    062e2c20d39d1d5be3420046399e64ba

  • SHA1

    1dfd3c1341bff634738f9240aa616d0e3630438d

  • SHA256

    f41e21f084c9aa503e60656364987abe42f6617fd0a3f9d39bb614342e6c1bfb

  • SHA512

    1c3adc6fe3391f56c03cd57a8cc3045985b9001483a002e5ed1f584f88ea44cfdfd22d4d766f269354339015a2034a50f1b78d7a6314b24f37e3a3d54dce1cb9

  • SSDEEP

    768:WHKWvnSiXTtSfLNHmIJeOFEPZnYzDa2cwMtL3ip4V5l2GwiPW0:WHnvTtSzdmIJeVWzWwYL3W02GwiPV

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Program crash 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.

  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\062e2c20d39d1d5be3420046399e64ba_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\062e2c20d39d1d5be3420046399e64ba_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1064
    • C:\Users\Admin\AppData\Local\Temp\062e2c20d39d1d5be3420046399e64ba_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\062e2c20d39d1d5be3420046399e64ba_JaffaCakes118.exe
      2⤵
      • Adds Run key to start application
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2384
      • C:\Windows\fxsteller.exe
        "C:\Windows\fxsteller.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1864
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1864 -s 72
          4⤵
          • Program crash
          PID:2548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\fxsteller.exe

    Filesize

    38KB

    MD5

    062e2c20d39d1d5be3420046399e64ba

    SHA1

    1dfd3c1341bff634738f9240aa616d0e3630438d

    SHA256

    f41e21f084c9aa503e60656364987abe42f6617fd0a3f9d39bb614342e6c1bfb

    SHA512

    1c3adc6fe3391f56c03cd57a8cc3045985b9001483a002e5ed1f584f88ea44cfdfd22d4d766f269354339015a2034a50f1b78d7a6314b24f37e3a3d54dce1cb9

  • memory/2384-0-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2384-6-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2384-8-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2384-9-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2384-4-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2384-2-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2384-5-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2384-17-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB