Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03/10/2024, 15:23

General

  • Target

    0f5c5f387363e8ea2da8a416265495f8_JaffaCakes118.dll

  • Size

    992KB

  • MD5

    0f5c5f387363e8ea2da8a416265495f8

  • SHA1

    210be10e8149a1b206a2e0f9bd530420f4fc5114

  • SHA256

    c0d95efec5a7554273d6f3e98ad3b7bf6573374034849757894408206e80ad0f

  • SHA512

    0f253c881b7b67578c648704806587ae1e2a3d71bdb43907d68bef3233521c1819cdb79aaafae9b749e7ef7b6afa898afe6b95a866100bdb379c2b1bb537314b

  • SSDEEP

    24576:AatFGOH8KzJauobwEK10bVWyBc8TznlwWhLE32GRIVRXnRmqeJthax8:LvGOH8K1fosEHbVI8TznGWJ8I7BmqeJ3

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • UAC bypass 3 TTPs 2 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\0f5c5f387363e8ea2da8a416265495f8_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1168
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\0f5c5f387363e8ea2da8a416265495f8_JaffaCakes118.dll,#1
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:940
      • C:\Users\Admin\AppData\Local\Temp\6xDn2t3
        "6xDn2t3"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2532
        • C:\Windows\SysWOW64\svchost.exe
          C:\Windows\system32\svchost.exe
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:2688
        • C:\Windows\SysWOW64\svchost.exe
          C:\Windows\system32\svchost.exe
          4⤵
          • Modifies WinLogon for persistence
          • UAC bypass
          • Drops startup file
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2816
        • C:\Users\Admin\AppData\Local\Temp\skbthnqudmkiddep.exe
          "C:\Users\Admin\AppData\Local\Temp\skbthnqudmkiddep.exe" elevate
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2776
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\skbthnqudmkiddep.exe"" admin
            5⤵
            • Loads dropped DLL
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2352
            • C:\Users\Admin\AppData\Local\Temp\skbthnqudmkiddep.exe
              "C:\Users\Admin\AppData\Local\Temp\skbthnqudmkiddep.exe" admin
              6⤵
              • UAC bypass
              • Executes dropped EXE
              • Checks whether UAC is enabled
              • Suspicious use of AdjustPrivilegeToken
              • System policy modification
              PID:2124

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\6xDn2t3

          Filesize

          91KB

          MD5

          e9639538d169c463914f6b2940eae754

          SHA1

          9d4fcf5d5cf2dcfb1ec07be9861b946f81f91647

          SHA256

          d36631b46cdce695237f408057ca3463a2487a9a9a32887e8b5001ff50c0718d

          SHA512

          b8b708a2ebcec4897ce27c97caf79105f0500937f0ec716f72aefa675968479645c0c5ddf8aa73ee7d12ff4ed565a53436902c7a1477c007bd2ce21a14d0fb21

        • memory/940-0-0x00000000000D0000-0x00000000000D1000-memory.dmp

          Filesize

          4KB

        • memory/940-8-0x0000000010019000-0x000000001001A000-memory.dmp

          Filesize

          4KB

        • memory/2124-94-0x0000000000400000-0x000000000043A000-memory.dmp

          Filesize

          232KB

        • memory/2532-43-0x00000000771C0000-0x00000000771C1000-memory.dmp

          Filesize

          4KB

        • memory/2532-44-0x00000000771BF000-0x00000000771C0000-memory.dmp

          Filesize

          4KB

        • memory/2532-14-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2532-65-0x0000000000400000-0x000000000043A000-memory.dmp

          Filesize

          232KB

        • memory/2532-10-0x0000000000400000-0x000000000043A000-memory.dmp

          Filesize

          232KB

        • memory/2532-15-0x0000000000400000-0x000000000043A000-memory.dmp

          Filesize

          232KB

        • memory/2532-85-0x0000000000400000-0x000000000043A000-memory.dmp

          Filesize

          232KB

        • memory/2532-66-0x00000000771C0000-0x00000000771C1000-memory.dmp

          Filesize

          4KB

        • memory/2532-13-0x0000000000260000-0x0000000000261000-memory.dmp

          Filesize

          4KB

        • memory/2532-23-0x0000000000400000-0x000000000043A000-memory.dmp

          Filesize

          232KB

        • memory/2688-33-0x0000000020010000-0x000000002001C000-memory.dmp

          Filesize

          48KB

        • memory/2688-30-0x0000000000060000-0x0000000000061000-memory.dmp

          Filesize

          4KB

        • memory/2688-19-0x0000000000050000-0x0000000000051000-memory.dmp

          Filesize

          4KB

        • memory/2688-24-0x0000000000070000-0x0000000000071000-memory.dmp

          Filesize

          4KB

        • memory/2688-32-0x0000000020010000-0x000000002001C000-memory.dmp

          Filesize

          48KB

        • memory/2688-17-0x0000000020010000-0x000000002001C000-memory.dmp

          Filesize

          48KB

        • memory/2688-31-0x0000000020010000-0x000000002001C000-memory.dmp

          Filesize

          48KB

        • memory/2688-26-0x0000000020010000-0x000000002001C000-memory.dmp

          Filesize

          48KB

        • memory/2688-25-0x0000000000050000-0x0000000000051000-memory.dmp

          Filesize

          4KB

        • memory/2776-87-0x0000000000400000-0x000000000043A000-memory.dmp

          Filesize

          232KB

        • memory/2816-67-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB

        • memory/2816-95-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB

        • memory/2816-55-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB

        • memory/2816-63-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB

        • memory/2816-96-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB

        • memory/2816-58-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB

        • memory/2816-45-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB

        • memory/2816-56-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB

        • memory/2816-37-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB

        • memory/2816-97-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB

        • memory/2816-98-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB

        • memory/2816-99-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB

        • memory/2816-100-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB

        • memory/2816-101-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB

        • memory/2816-102-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB

        • memory/2816-104-0x0000000020010000-0x000000002002C000-memory.dmp

          Filesize

          112KB