Analysis

  • max time kernel
    150s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    20-04-2024 20:15

General

  • Target

    fd8dcad6006a5c4cf5e4cb1dd0f9ac63_JaffaCakes118.exe

  • Size

    834KB

  • MD5

    fd8dcad6006a5c4cf5e4cb1dd0f9ac63

  • SHA1

    ae039707a732f19a22ebee2ced7a9bfa81562652

  • SHA256

    61697ef43dd7466ae631f86542c02d1512b39d146dc21291e58274f8a22e5a22

  • SHA512

    2e3a3520e68ccbf25199e9182590b7ab1664cc3fda980fb9131f0ef938c294c08d21acfb24635bbd8785a0548569dfc06679ed33d5cdc0aba86956f0562d83b8

  • SSDEEP

    12288:AXoJ3pFAFuIqlJzyi7m1IxXT0vHwkx+CxkpZhEKRO30OVkc1+QFpr8U:Vn2QA1IXwvlxshEKRO3VT7

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of FindShellTrayWindow 12 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fd8dcad6006a5c4cf5e4cb1dd0f9ac63_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fd8dcad6006a5c4cf5e4cb1dd0f9ac63_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:1440
    • C:\ProgramData\isecurity.exe
      C:\ProgramData\isecurity.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Enumerates connected drives
      • Writes to the Master Boot Record (MBR)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2516

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\Local\Temp\Tar9F63.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \ProgramData\isecurity.exe

    Filesize

    830KB

    MD5

    e84dc78f5fa1deb99fc7d7df4b8508b2

    SHA1

    602c614e44896615e81a5dfd00cc36d67d857417

    SHA256

    b59fdfd791fdcd70bb54870ecc2f48ff92949443e9680676874b454433c4c483

    SHA512

    40731fb6a3c53d7a67ef7b502506e5c224bdc5cf52016d4b07df8e27b911998eab43654892ea3ef0c66c6c1de166fc711decfa7c348cc25dc80d9ef22ac31ff4

  • memory/1440-0-0x0000000000400000-0x0000000000507000-memory.dmp

    Filesize

    1.0MB

  • memory/1440-2-0x0000000000400000-0x0000000000507000-memory.dmp

    Filesize

    1.0MB

  • memory/1440-5-0x0000000077030000-0x0000000077031000-memory.dmp

    Filesize

    4KB

  • memory/1440-8-0x0000000000400000-0x0000000000507000-memory.dmp

    Filesize

    1.0MB

  • memory/1440-1-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/2516-78-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-84-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-24-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-23-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-21-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-77-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-20-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-79-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-80-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-81-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/2516-83-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-25-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/2516-85-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-86-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-87-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-88-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-89-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-90-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-91-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-92-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-93-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB

  • memory/2516-94-0x0000000000400000-0x0000000000A35000-memory.dmp

    Filesize

    6.2MB