Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2024 09:25

General

  • Target

    e5b99de55f5fd681e88a447b685eecf8_JaffaCakes118.exe

  • Size

    321KB

  • MD5

    e5b99de55f5fd681e88a447b685eecf8

  • SHA1

    eadb7f4a3553b316b8db3460dd6a0450b70b0a57

  • SHA256

    64a6ad3bf578dcbed8831d8486018040a2f36357b82ec31038c6ee618cbf1964

  • SHA512

    842b3e2f0fb597ca0320c9a642ad241576a27c008a0370ba1ae663de09c57bad72f908546650715642e9216ae7d99646d3e4410e23b9fa225f2a9b1efd0d9ed5

  • SSDEEP

    6144:CA/jyyUeD7DZX5Xo2csBsIIdtd0/0KF4XUKwHktRlAiZyt1:B/uyJZX5ss9YdifqXjwHkrlc1

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

Signatures

  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • UPX packed file 3 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 44 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Users\Admin\AppData\Local\Temp\e5b99de55f5fd681e88a447b685eecf8_JaffaCakes118.exe
          "C:\Users\Admin\AppData\Local\Temp\e5b99de55f5fd681e88a447b685eecf8_JaffaCakes118.exe"
          1⤵
          • UAC bypass
          • Windows security bypass
          • Disables RegEdit via registry modification
          • Windows security modification
          • Checks whether UAC is enabled
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          • System policy modification
          PID:4536
          • C:\Windows\SysWOW64\netsh.exe
            netsh firewall set opmode disable
            2⤵
            • Modifies Windows Firewall
            • Event Triggered Execution: Netsh Helper DLL
            • System Location Discovery: System Language Discovery
            PID:4908

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • memory/4536-0-0x0000000000400000-0x0000000000453000-memory.dmp

          Filesize

          332KB

        • memory/4536-1-0x0000000002440000-0x0000000003473000-memory.dmp

          Filesize

          16.2MB

        • memory/4536-3-0x0000000002440000-0x0000000003473000-memory.dmp

          Filesize

          16.2MB

        • memory/4536-5-0x0000000002440000-0x0000000003473000-memory.dmp

          Filesize

          16.2MB

        • memory/4536-11-0x0000000000400000-0x0000000000453000-memory.dmp

          Filesize

          332KB