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Analysis

  • max time kernel
    92s
  • max time network
    128s
  • 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, 14:40

General

  • Target

    e2c334e419f98a1217912316e0c797a7_JaffaCakes118.exe

  • Size

    721KB

  • MD5

    e2c334e419f98a1217912316e0c797a7

  • SHA1

    d1f3bd5f3eed207fce7e447efba5cc87d02d989a

  • SHA256

    1d9c7a3f4db08b60d9995027535db917e83f51c2e4f56d5fc862456a314203f6

  • SHA512

    53c9b91205095bc4d3c40e7d3265a6c39b0952282df4fa71de3f6857b1bbd4a5cdfbcc74e689104d303f0cc75b3708e64e2bc5fb06581efb7a4134f7411de4f1

  • SSDEEP

    12288:+D0c7zRDGWLYsAkdMa3JLi779XzZt58eKpieycV74SxV9Xwd:fK1DGixLi7Lv8eKDV7RV9Xm

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Modifies Internet Explorer settings 1 TTPs 5 IoCs
  • Modifies Internet Explorer start page 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e2c334e419f98a1217912316e0c797a7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e2c334e419f98a1217912316e0c797a7_JaffaCakes118.exe"
    1⤵
    • Modifies Internet Explorer settings
    • Modifies Internet Explorer start page
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:808
    • C:\Users\Admin\AppData\Local\{22B7F37F-D58A-4007-54E2-A7295E1B888E}\.exe
      >
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      PID:4788

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\{22B7F37F-D58A-4007-54E2-A7295E1B888E}\.cfg

    Filesize

    168B

    MD5

    20165a79bcccf30bbef992c7820b2829

    SHA1

    00445acf5c6cc679e76d47b519132cb9485fd445

    SHA256

    7104e9fd4c65275f9e5c9557188f11f56faf9e9e54543a4c8e42284830a3bc6a

    SHA512

    eb968a59eb2fe7440596e8d57fb64b79b8ae2ddc79f8812200248653165d3b1285ffcd5d0381fd0980fecad9b76ccea613c515dfb1f1e15d850d6e3eacb0052f

  • C:\Users\Admin\AppData\Local\{22B7F37F-D58A-4007-54E2-A7295E1B888E}\.exe

    Filesize

    67KB

    MD5

    ca9a0a2b5f9b7b83a5541bdedfc5a1bc

    SHA1

    fc93722e8a764312e2f06f41717eaaba80dfb4a0

    SHA256

    3c69b52540ea6cd00df2f5350b4e389de3014c4418d78b73e310aa40924655a8

    SHA512

    1f901383e0e90d68c4464d34564dc034040aaa011e88ec0cb37dce34655a3824bb5613201f84b98e6de1c1440c3285f5ece1d6394396ac4a516d3325e63fe15b

  • memory/808-0-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/808-2-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/808-3-0x00000000007A0000-0x00000000008A0000-memory.dmp

    Filesize

    1024KB

  • memory/808-13-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/4788-15-0x0000000020300000-0x0000000020313200-memory.dmp

    Filesize

    76KB

  • memory/4788-16-0x00000000007F0000-0x00000000008F0000-memory.dmp

    Filesize

    1024KB

  • memory/4788-19-0x0000000020300000-0x0000000020313200-memory.dmp

    Filesize

    76KB

  • memory/4788-20-0x00000000007F0000-0x00000000008F0000-memory.dmp

    Filesize

    1024KB