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Analysis

  • max time kernel
    96s
  • max time network
    107s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/06/2024, 13:05

General

  • Target

    ae8d9838a64319a31fa3623381d51ce6_JaffaCakes118.exe

  • Size

    500KB

  • MD5

    ae8d9838a64319a31fa3623381d51ce6

  • SHA1

    0505e557365953f93e1e9f2baa7c50fb8c4274b4

  • SHA256

    88f50b7ba3448b0b3a519a91a652a606ea72b1368ff269e887065a97d20fd248

  • SHA512

    f384755e4d4a4f0b7c391feab7a91ef6ed8a8cbe69b2e2ed8f68bc50900027269c78a0804af131d1cabc40a96a235f610510693efeb54bde5e4860fbbeefc50d

  • SSDEEP

    6144:vekcI4dnpjD9lTCJCEQ7JjPCMcTdz5CZj0zmo20eeCQ3+e6AuY+fnG9P94FKxuRi:vekKttqJb3muTCP/G/xuGIha

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ae8d9838a64319a31fa3623381d51ce6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ae8d9838a64319a31fa3623381d51ce6_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4504
    • C:\Users\Admin\AppData\Local\Temp\n7243\s7243.exe
      "C:\Users\Admin\AppData\Local\Temp\n7243\s7243.exe" ins.exe /t 53a1b946561ca37b228b4db7 /h a46af.api.socdn.com /e 12909069 /u e79b5525-92fa-11e3-8a58-80c16e6f498c /v "C:\Users\Admin\AppData\Local\Temp\ae8d9838a64319a31fa3623381d51ce6_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:564
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4504 -s 4332
      2⤵
      • Program crash
      PID:1004
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4504 -ip 4504
    1⤵
      PID:4684

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\n7243\s7243.exe

      Filesize

      286KB

      MD5

      3e3ab97a3be5f358ef2410034ca1d11e

      SHA1

      132b2d344871a59eea8cd45dcb289f880754de0a

      SHA256

      9343341db998236ead9f7bc0847747fb92cc90cc4709e7b6ff4c2ff6809dd1bb

      SHA512

      31cae25593341fe970dce4532449af639fb4b05a91591c1a22a8be52e2d9937439ef2a73e87cc49e636d24d3c5986a5d1954e9736046da4adbb7ac9857d9e48d

    • memory/564-11-0x00007FFBF09B5000-0x00007FFBF09B6000-memory.dmp

      Filesize

      4KB

    • memory/564-12-0x00007FFBF0700000-0x00007FFBF10A1000-memory.dmp

      Filesize

      9.6MB

    • memory/564-13-0x00007FFBF09B5000-0x00007FFBF09B6000-memory.dmp

      Filesize

      4KB

    • memory/564-14-0x000000001BD50000-0x000000001BD5A000-memory.dmp

      Filesize

      40KB

    • memory/564-17-0x000000001CBB0000-0x000000001D07E000-memory.dmp

      Filesize

      4.8MB

    • memory/564-18-0x000000001D080000-0x000000001D11C000-memory.dmp

      Filesize

      624KB

    • memory/564-19-0x000000001BD60000-0x000000001BD68000-memory.dmp

      Filesize

      32KB

    • memory/564-20-0x00007FFBF0700000-0x00007FFBF10A1000-memory.dmp

      Filesize

      9.6MB

    • memory/564-21-0x00007FFBF0700000-0x00007FFBF10A1000-memory.dmp

      Filesize

      9.6MB

    • memory/564-22-0x00007FFBF0700000-0x00007FFBF10A1000-memory.dmp

      Filesize

      9.6MB

    • memory/564-23-0x00007FFBF0700000-0x00007FFBF10A1000-memory.dmp

      Filesize

      9.6MB

    • memory/564-24-0x0000000020490000-0x00000000204F2000-memory.dmp

      Filesize

      392KB

    • memory/564-25-0x00007FFBF0700000-0x00007FFBF10A1000-memory.dmp

      Filesize

      9.6MB

    • memory/564-26-0x0000000021000000-0x000000002150E000-memory.dmp

      Filesize

      5.1MB

    • memory/564-27-0x00007FFBF0700000-0x00007FFBF10A1000-memory.dmp

      Filesize

      9.6MB

    • memory/564-29-0x00007FFBF0700000-0x00007FFBF10A1000-memory.dmp

      Filesize

      9.6MB