Analysis

  • max time kernel
    95s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/09/2024, 10:39

General

  • Target

    fc1eda9d3577c048449a5119995ba88b_JaffaCakes118.exe

  • Size

    683KB

  • MD5

    fc1eda9d3577c048449a5119995ba88b

  • SHA1

    782b57385722dd6ffda573ef4d99dfcbfb5586df

  • SHA256

    16e14858233521946de0b7e4954e5ac84965fb9fbcd4fd82942b0edf23daf990

  • SHA512

    594eb029876798f5cc4c1886b7912c002f3ce53b2edec59f93e8390b3cc35910ef53f5051f0bad74a933ef497143ce58c2706d8c51dda7daacaec5b739bd906c

  • SSDEEP

    12288:apI1ozCEXgFQZ5O4GsLUfia4eiTxMovq6WuPCOlf5+V6K:yI1oz7gFGL/Uqbe6x5Ku6Op5+V6K

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).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 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\fc1eda9d3577c048449a5119995ba88b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fc1eda9d3577c048449a5119995ba88b_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4744
    • C:\Users\Admin\AppData\Local\Temp\n4562\s4562.exe
      "C:\Users\Admin\AppData\Local\Temp\n4562\s4562.exe" c1d62ccfccb0701693524bb4fru6S+EyfGBtgLild6COieU/n7yhYZW3wL7CQYXg7MDdOWR2JL2mqVoEJktIKDiwxufZrbGS4UvM1/soNhnA1RSJPN0IEzEDVcCowdUqeE2Mc9wwmm083/fB+JEcJv6rc8Aur6p9tk2fOCVDoBgDzsHzfYLztxUlK4RgrcxG /v "C:\Users\Admin\AppData\Local\Temp\fc1eda9d3577c048449a5119995ba88b_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:956

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n4562\s4562.exe

          Filesize

          350KB

          MD5

          d438749bcfe5bcdf1d59cbbb82341315

          SHA1

          2f4176c631e0190f35eb2963a4f8ad692fdcd6b7

          SHA256

          0aa566ada2feeb1714acd636da309edc6c3a9b0b8873d97942b55e053e55dd42

          SHA512

          f6ea2cf132c6564d685a6386705f2ff9b3912697f70d3e97e1754084c6c589141f3f72d6d82eeb6cc677a331325ab486389b1e3a202b7b21149499e8c020c67e

        • memory/956-12-0x00007FFE63B45000-0x00007FFE63B46000-memory.dmp

          Filesize

          4KB

        • memory/956-13-0x00007FFE63890000-0x00007FFE64231000-memory.dmp

          Filesize

          9.6MB

        • memory/956-14-0x00007FFE63890000-0x00007FFE64231000-memory.dmp

          Filesize

          9.6MB

        • memory/956-32-0x000000001C350000-0x000000001C360000-memory.dmp

          Filesize

          64KB

        • memory/956-35-0x000000001CB70000-0x000000001D03E000-memory.dmp

          Filesize

          4.8MB

        • memory/956-36-0x000000001D040000-0x000000001D0DC000-memory.dmp

          Filesize

          624KB

        • memory/956-37-0x00007FFE63890000-0x00007FFE64231000-memory.dmp

          Filesize

          9.6MB

        • memory/956-38-0x000000001D1E0000-0x000000001D242000-memory.dmp

          Filesize

          392KB

        • memory/956-39-0x00007FFE63890000-0x00007FFE64231000-memory.dmp

          Filesize

          9.6MB

        • memory/956-40-0x00007FFE63890000-0x00007FFE64231000-memory.dmp

          Filesize

          9.6MB

        • memory/956-41-0x000000001C370000-0x000000001C378000-memory.dmp

          Filesize

          32KB

        • memory/956-42-0x00007FFE63890000-0x00007FFE64231000-memory.dmp

          Filesize

          9.6MB

        • memory/956-43-0x00007FFE63890000-0x00007FFE64231000-memory.dmp

          Filesize

          9.6MB

        • memory/956-44-0x00007FFE63890000-0x00007FFE64231000-memory.dmp

          Filesize

          9.6MB

        • memory/956-45-0x00007FFE63B45000-0x00007FFE63B46000-memory.dmp

          Filesize

          4KB

        • memory/956-46-0x00007FFE63890000-0x00007FFE64231000-memory.dmp

          Filesize

          9.6MB

        • memory/956-47-0x00007FFE63890000-0x00007FFE64231000-memory.dmp

          Filesize

          9.6MB

        • memory/956-48-0x0000000020960000-0x0000000020A9C000-memory.dmp

          Filesize

          1.2MB

        • memory/956-49-0x0000000020FB0000-0x00000000214BE000-memory.dmp

          Filesize

          5.1MB

        • memory/956-50-0x00007FFE63890000-0x00007FFE64231000-memory.dmp

          Filesize

          9.6MB

        • memory/956-51-0x00007FFE63890000-0x00007FFE64231000-memory.dmp

          Filesize

          9.6MB

        • memory/956-52-0x00007FFE63890000-0x00007FFE64231000-memory.dmp

          Filesize

          9.6MB

        • memory/956-54-0x00007FFE63890000-0x00007FFE64231000-memory.dmp

          Filesize

          9.6MB

        • memory/956-55-0x00007FFE63890000-0x00007FFE64231000-memory.dmp

          Filesize

          9.6MB