Analysis

  • max time kernel
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/10/2024, 02:03

General

  • Target

    28e1abda931e06dc450a614acae511f2_JaffaCakes118.exe

  • Size

    111KB

  • MD5

    28e1abda931e06dc450a614acae511f2

  • SHA1

    724989036b779724d0217bbef31abfd43ee36757

  • SHA256

    decf4952d3c2aa452ac36f5bbb869a6331a7945c75c4a311f256e6dfff4810c6

  • SHA512

    8e9f7f047fc7dce1da6ed99efbde17010bc2943b2ed4d210de8782656f134237c55e2adb1fa3bbafd2443dd38b7f94ce215362ab3a759a6bb30a453fe0edf324

  • SSDEEP

    3072:zZjurA1K+w7KMuu1F+/jmSkmngV5CvMmr:1V9pj/2+2Q9

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 4 IoCs
  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • 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 System32 directory 1 IoCs
  • Drops file in Windows directory 13 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\28e1abda931e06dc450a614acae511f2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\28e1abda931e06dc450a614acae511f2_JaffaCakes118.exe"
    1⤵
    • Modifies firewall policy service
    • Adds policy Run key to start application
    • Sets service image path in registry
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of FindShellTrayWindow
    PID:2396

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\msrpc.exe

    Filesize

    111KB

    MD5

    28e1abda931e06dc450a614acae511f2

    SHA1

    724989036b779724d0217bbef31abfd43ee36757

    SHA256

    decf4952d3c2aa452ac36f5bbb869a6331a7945c75c4a311f256e6dfff4810c6

    SHA512

    8e9f7f047fc7dce1da6ed99efbde17010bc2943b2ed4d210de8782656f134237c55e2adb1fa3bbafd2443dd38b7f94ce215362ab3a759a6bb30a453fe0edf324

  • memory/2396-0-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/2396-17-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/2396-18-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/2396-19-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/2396-20-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/2396-21-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/2396-22-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/2396-23-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/2396-24-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB