Analysis

  • max time kernel
    144s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-09-2024 13:03

General

  • Target

    eda5cb8441f6ef8697d408d56b204987_JaffaCakes118.exe

  • Size

    324KB

  • MD5

    eda5cb8441f6ef8697d408d56b204987

  • SHA1

    db43e61f1efbebf53badb8d9d2d837997558111a

  • SHA256

    de367bcc96caeabc2aa72840b40dc3ff5f322ff0644da0c89497e8aa63a55fec

  • SHA512

    cef2b6372c867802f42ea1e66831bfd5f61683f2ff4ab9aeb57f2f96243bb0dc46315cc28ddb406f0ea29befd691f417866d7da6af3c6cf1e36deefbeba3a93e

  • SSDEEP

    6144:yzG8nriOnW/rGgGwyJbZo3qZ+8VfFm/fqONx6Ge8wcA5KpDI:y1DYr6m3qZjlrUwn59

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • UAC bypass 3 TTPs 1 IoCs
  • ModiLoader Second Stage 16 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • 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.

  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • System policy modification 1 TTPs 1 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\eda5cb8441f6ef8697d408d56b204987_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eda5cb8441f6ef8697d408d56b204987_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2672
    • C:\Program Files (x86)\serveur.exe
      "C:\Program Files (x86)\serveur.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2496
      • C:\Windows\mstwain32.exe
        "C:\Windows\mstwain32.exe"
        3⤵
        • UAC bypass
        • Executes dropped EXE
        • Adds Run key to start application
        • Checks whether UAC is enabled
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • System policy modification
        PID:808
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    PID:2116
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2892

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\381276_285870914781402_100000754863670_686692_1772577515_n.jpg

    Filesize

    72KB

    MD5

    f34bdd553baa319bcf70479f0bb8f889

    SHA1

    d968edd9a42122f21382070f9a41bd16408a4e98

    SHA256

    b74ee9ed7126e3ce9e6aa8d1f83f99b3c95d6f917a71ba71da5a38d4553a05b8

    SHA512

    487e44f84025c1950df3b95eb5f8d4d501fc39970bce298181a08e6b0262a9834506bed133e7f5dbe172fc22d00f6c2c4e3514822b1a4a40a711027d46a788a1

  • C:\Program Files (x86)\serveur.exe

    Filesize

    270KB

    MD5

    7cca2c09685f1b76e64d710096e17f2f

    SHA1

    89448deba857c2f43811e1c351d4c066475ad23f

    SHA256

    f67c75c2a2b5ff48fc8223f4731cef48cebe69e0bc72e16a7df5e4092eec7126

    SHA512

    9d14bd5b8e2e80cbeefdf9140e32ee27d486ce4c9425b772236a5848fea82a01139061a686155c1e5b567f328adc374160cccabccf89ddfd7eebbbf079613113

  • memory/808-67-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/808-51-0x00000000002B0000-0x00000000002B8000-memory.dmp

    Filesize

    32KB

  • memory/808-56-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/808-54-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/808-75-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/808-73-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/808-71-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/808-65-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/808-58-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/808-52-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/808-77-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/808-69-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/808-50-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/808-61-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/808-63-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2116-30-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2116-49-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2116-27-0x00000000001B0000-0x00000000001B2000-memory.dmp

    Filesize

    8KB

  • memory/2496-43-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2496-32-0x0000000000360000-0x0000000000361000-memory.dmp

    Filesize

    4KB

  • memory/2672-26-0x0000000003720000-0x0000000003722000-memory.dmp

    Filesize

    8KB

  • memory/2672-29-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB