Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/04/2024, 11:56

General

  • Target

    e27d70c83690a92a9e6759763fa814e7_JaffaCakes118.exe

  • Size

    16KB

  • MD5

    e27d70c83690a92a9e6759763fa814e7

  • SHA1

    27eeb9b00c0e49ef489f1535c8442f288def2e0b

  • SHA256

    72207f291b9e88a8ab5910773ac8c11b53f0646cf840f89e220a7bf1d2f1ee86

  • SHA512

    f094a938712e1640b6c4ea15d917672a4dd50105044ae955b424447b509facbd3b7368412ccd1d15834258764078376269530daa0a9a447fcc00b62207205aa6

  • SSDEEP

    384:X4YLk+COgc5XW8liKNpY0BXjbtw3Ge6RiIuYeVjal/4:X4DW5XW8YAptwabRog

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 5 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e27d70c83690a92a9e6759763fa814e7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e27d70c83690a92a9e6759763fa814e7_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:1548
    • C:\Windows\SysWOW64\spoolsrv32.exe
      "C:\Windows\System32\spoolsrv32.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1608

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\spoolsrv32.exe

    Filesize

    8KB

    MD5

    bb3ed63a961761be10ed02747ceaa987

    SHA1

    895a93d05702b87c4f34652e35d1afd940169312

    SHA256

    a1773a0b4595ea44a5c4b0de76b140263796904a8e1c609f58308bc35d1e3ee0

    SHA512

    61cd4c184e6ee3dc2cf3119764e4e57c5c27b0887835b8234dc244808ed9da19cb546fff488c3493655aa178977b6a9ba1bd99f08e99a397ea21049d635f53d4

  • memory/1548-0-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1548-6-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1608-7-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1608-8-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB