Analysis

  • max time kernel
    140s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    15-04-2024 14:40

General

  • Target

    f14cab39671f73d32332e9a554bd148f_JaffaCakes118.exe

  • Size

    16KB

  • MD5

    f14cab39671f73d32332e9a554bd148f

  • SHA1

    59a71ad6c2f820b8e65e62bb6210393e08af10e1

  • SHA256

    1ceaebbf20a7ce1a6ddc9771c1f52322f99cf840d005da9c859609e502a48c7b

  • SHA512

    e1932a4969d653047b6656b62a632bb2d7499ee998011ba8d2ebe0443c34ab42d57f50783f59494c9b7fa9d0a19366207af9e7cb7d25a0ef33a4d7ce23c2bef8

  • SSDEEP

    384:E+tPt9G7ZBczDrlRDVAJ8sN6cH5q0omvG5krdcWZ:5tPt074zD5RDVA2sN6cR9qY

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 3 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 17 IoCs

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

  • Windows security modification 2 TTPs 3 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 1 IoCs
  • Modifies Internet Explorer Protected Mode 1 TTPs 5 IoCs
  • Modifies Internet Explorer settings 1 TTPs 5 IoCs
  • Modifies Internet Explorer start page 1 TTPs 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f14cab39671f73d32332e9a554bd148f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f14cab39671f73d32332e9a554bd148f_JaffaCakes118.exe"
    1⤵
    • Modifies firewall policy service
    • Windows security bypass
    • Loads dropped DLL
    • Windows security modification
    • Installs/modifies Browser Helper Object
    • Drops file in System32 directory
    • Modifies Internet Explorer Protected Mode
    • Modifies Internet Explorer settings
    • Modifies Internet Explorer start page
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2036

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Windows\SysWOW64\univrs32.dat

    Filesize

    10KB

    MD5

    f77a0d439437a5d9b15b5484f9fb4284

    SHA1

    3e9892b37e19a3e771644d21bc5e09dbb255a951

    SHA256

    3de87b3782015e2a37f65313b9ed2557a7a5ea74fccbd6c8a73d8cb2166c0d90

    SHA512

    6a084106914806547343591aefa1930cab6165cd17e360898e649cc046ad07300927bebcb7287f0849a9f0594906f8fa4846d0bb5c25a41b3327461248028bb6

  • memory/2036-13-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB

  • memory/2036-5-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/2036-17-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB

  • memory/2036-19-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB

  • memory/2036-8-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB

  • memory/2036-9-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB

  • memory/2036-11-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB

  • memory/2036-0-0x00000000001B0000-0x00000000001B3000-memory.dmp

    Filesize

    12KB

  • memory/2036-33-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB

  • memory/2036-3-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB

  • memory/2036-6-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB

  • memory/2036-21-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB

  • memory/2036-23-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB

  • memory/2036-25-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB

  • memory/2036-27-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB

  • memory/2036-29-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB

  • memory/2036-31-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB

  • memory/2036-15-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB