Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    19/04/2024, 23:32

General

  • Target

    fb69830582c27350b197512f8e1c837b_JaffaCakes118.exe

  • Size

    443KB

  • MD5

    fb69830582c27350b197512f8e1c837b

  • SHA1

    f6e777d3825f628614f5828ee25b4179ec4d30fc

  • SHA256

    478d8b6fdf4b0251236abb1bd45a15a571f1a9ba49bb889b9fda797857472610

  • SHA512

    605656801472a5903b4402158bb011931b59c18b4bf4f86101107119cfb38c699b246afb529134cd6c41bbc5ae14798479d30cfca0d62ad45a8e597ad1b35e3c

  • SSDEEP

    12288:B5hV2xRb/onabLDVBJf7XIY1A3wBhvBJ/+2I:B5hV2P7onabLDVBJTXf1vBhvn/+2I

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Executes dropped EXE
    PID:1104
    • C:\Users\Admin\AppData\Local\Temp\fb69830582c27350b197512f8e1c837b_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\fb69830582c27350b197512f8e1c837b_JaffaCakes118.exe"
      2⤵
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:2260
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c C:\Users\Admin\AppData\Local\Temp\$$aCEC.bat
        3⤵
        • Deletes itself
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2716
        • C:\Users\Admin\AppData\Local\Temp\fb69830582c27350b197512f8e1c837b_JaffaCakes118.exe
          "C:\Users\Admin\AppData\Local\Temp\fb69830582c27350b197512f8e1c837b_JaffaCakes118.exe"
          4⤵
          • Executes dropped EXE
          PID:2520
      • C:\Windows\Logo1_.exe
        C:\Windows\Logo1_.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2712

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\$$aCEC.bat

    Filesize

    613B

    MD5

    70957a21a15f451fa24d9c38229c7946

    SHA1

    aa0cd4e7aab05632697255937b0763ee98b15084

    SHA256

    0386b769397b2925a96cecd7ef06a7df65913356a3b610cd5642d4643e9291c6

    SHA512

    c4cb8b0066fd8bfd4aae6465d1851a5c8e6cf53b9c0d4b301833719c49f9862c9188d247744fdf94098f7df5daa22ed40f3650ac46b67f90e32cef1759897c54

  • C:\Users\Admin\AppData\Local\Temp\fb69830582c27350b197512f8e1c837b_JaffaCakes118.exe.exe

    Filesize

    384KB

    MD5

    bfe09ffef16757712456efee7670fa6c

    SHA1

    cafa58add8ad408eddce7bdb2a5ed2b08c33a6c2

    SHA256

    f4682f583a501a3b46af918452f298f0464838eced8a9429aaa52d5c899fe9ef

    SHA512

    b77d554242dc3a9305432749619ddbb292e3bf5d9def2d7326c087a8ee02db9b6aa0966dc8dcbc912040b81daa04f0e0f014b1c9f3bbd7a94b0203f5d2afe073

  • C:\Windows\Logo1_.exe

    Filesize

    58KB

    MD5

    a9c88df79daf36bb05afcde1020dd126

    SHA1

    554d2e64d3d97857b8f3a877a816406c8447f2ca

    SHA256

    026093facef8e0015475e0e5152fc997cf832676baa0f963d46d15d2903f4b6a

    SHA512

    8217b7585e686f6c68f43a3a5ff36d7fdcde6fb0a86c649f7100af9d94672a827279ce84aef784c9987cd7e0cbd925a73b84c98ec5372c9669e7cf20647dda55

  • memory/1104-18-0x0000000002580000-0x0000000002581000-memory.dmp

    Filesize

    4KB

  • memory/2260-13-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/2712-241-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB