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Analysis

  • max time kernel
    47s
  • max time network
    48s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/08/2024, 08:44

Errors

Reason
Machine shutdown

General

  • Target

    956044ce35d3308d51cf4080100a3386_JaffaCakes118.exe

  • Size

    30KB

  • MD5

    956044ce35d3308d51cf4080100a3386

  • SHA1

    4c4a00844be543b7a1054e1207476ad4f48ffbdb

  • SHA256

    99d3ae5694fb2a00600caa7a529bd370bedf088f83d49c8d8dfd133077359af7

  • SHA512

    3fd5faf906b66ab6344d1cbd5d409082aa3343296636e580b32dd9f29df8c88e9dd88a2c98826c3e6907618e31abb4992712acd30ad1b93a8ba6cd566074caa1

  • SSDEEP

    768:KR6ssqyTrtz0pb5O0Z5bDbnxvwrwxsSGWlliIicQ:KertYO0Z1V3jGWllo

Score
7/10

Malware Config

Signatures

  • UPX packed file 4 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 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 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\956044ce35d3308d51cf4080100a3386_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\956044ce35d3308d51cf4080100a3386_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3732
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c c:\windows9x.bat
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3252
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c c:\windows9x.bat
      2⤵
        PID:668
    • C:\Windows\system32\LogonUI.exe
      "LogonUI.exe" /flags:0x4 /state0:0xa3961855 /state1:0x41c64e6d
      1⤵
      • Modifies data under HKEY_USERS
      • Suspicious use of SetWindowsHookEx
      PID:1912

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • \??\c:\windows9x.bat

      Filesize

      232B

      MD5

      f0bf6fd0018f073c294f6c013e7d11ac

      SHA1

      7f9e3accaa4520d5882145e48d00ac275cbb12a8

      SHA256

      0718929da107997a16b9a99389fb63c539ab6e30a69e54828fb0d002ea53206b

      SHA512

      89b9cf4df80bc180f98afaae3ad20d2d16975a1035cd80a37e3a5c529cc2288b1794221e687b2d366a57def4b7f578daf780f2eff6ed96788b097293854a7d14

    • memory/3732-0-0x0000000000400000-0x0000000000419000-memory.dmp

      Filesize

      100KB

    • memory/3732-1-0x0000000000400000-0x0000000000419000-memory.dmp

      Filesize

      100KB

    • memory/3732-3-0x0000000000400000-0x0000000000419000-memory.dmp

      Filesize

      100KB

    • memory/3732-11-0x0000000000400000-0x0000000000419000-memory.dmp

      Filesize

      100KB