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Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/06/2024, 01:03

General

  • Target

    141e6a3a58416f312fb46c836da5c0ef_JaffaCakes118.dll

  • Size

    34KB

  • MD5

    141e6a3a58416f312fb46c836da5c0ef

  • SHA1

    7947b78a9d6ec37571dbc0bf48252f15be2137fd

  • SHA256

    4d43e3aa3ca309cfa908023bcbbe67caeea620c60624ba25938676a3975ffaa5

  • SHA512

    a06dc11f18d8a9a5bafac0e8a87c9f38e82743423d2f13794e115f835b108154f944305f2b527cf28f8c60710b2f036dc2e2ffb91a7b24bcd26a90df2cb4fc79

  • SSDEEP

    768:iRl6y9NA4IrzfPNyfbIAZRe7MPDeYaxVf/6D4f:6660rjPm9K7swqD4f

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Drops file in Windows directory 2 IoCs
  • Access Token Manipulation: Create Process with Token 1 TTPs 1 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\141e6a3a58416f312fb46c836da5c0ef_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3184
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\141e6a3a58416f312fb46c836da5c0ef_JaffaCakes118.dll,#1
      2⤵
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2460
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32 "C:\Windows\msremotex.dll",_RunAs@16
        3⤵
        • Loads dropped DLL
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Access Token Manipulation: Create Process with Token
        • Suspicious behavior: EnumeratesProcesses
        PID:4496

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\msremotex.dll

    Filesize

    34KB

    MD5

    141e6a3a58416f312fb46c836da5c0ef

    SHA1

    7947b78a9d6ec37571dbc0bf48252f15be2137fd

    SHA256

    4d43e3aa3ca309cfa908023bcbbe67caeea620c60624ba25938676a3975ffaa5

    SHA512

    a06dc11f18d8a9a5bafac0e8a87c9f38e82743423d2f13794e115f835b108154f944305f2b527cf28f8c60710b2f036dc2e2ffb91a7b24bcd26a90df2cb4fc79

  • memory/2460-0-0x0000000010000000-0x000000001001D000-memory.dmp

    Filesize

    116KB

  • memory/2460-6-0x0000000010000000-0x000000001001D000-memory.dmp

    Filesize

    116KB

  • memory/4496-7-0x0000000010000000-0x000000001001D000-memory.dmp

    Filesize

    116KB