Analysis

  • max time kernel
    146s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21/09/2024, 09:22

General

  • Target

    ef7e3f05d33a5b9befd1e0615fad4489_JaffaCakes118.exe

  • Size

    712KB

  • MD5

    ef7e3f05d33a5b9befd1e0615fad4489

  • SHA1

    310563f052e4ce5f92e8b655cf04444a8c056506

  • SHA256

    08796b1df82dd1cad1cb9470562c6fe97a5b682d8f79bda6bf3645cb168e57b3

  • SHA512

    00f1b96fe40bd20894080cc2720d8178f59a12031830209f94c3a31fd6f78f9e6e6aa1725dc59d47d46d3962cbc1eebb9a9905c1e1e23def27888a4325f2d956

  • SSDEEP

    12288:Ggji3IoVKpBtmz1P+fNNZHCRInBZqpzUF4AnjZnMei/SFfdYTQu2zwwGaJ:XyIo0tmZPwzFqtURjZnli5k3zwcJ

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 4 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 5 IoCs

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

  • Modifies registry class 17 IoCs
  • NTFS ADS 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef7e3f05d33a5b9befd1e0615fad4489_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ef7e3f05d33a5b9befd1e0615fad4489_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2960
    • C:\Users\Admin\AppData\Local\Temp\ef7e3f05d33a5b9befd1e0615fad4489_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\ef7e3f05d33a5b9befd1e0615fad4489_JaffaCakes118.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Checks BIOS information in registry
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2376
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram program = C:\Users\Admin\AppData\Roaming\lsass.exename = Nero mode = ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2892
      • C:\Users\Admin\AppData\Roaming\lsass.exe
        "C:\Users\Admin\AppData\Roaming\lsass.exe" /d C:\Users\Admin\AppData\Local\Temp\ef7e3f05d33a5b9befd1e0615fad4489_JaffaCakes118.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2260
        • C:\Users\Admin\AppData\Roaming\lsass.exe
          "C:\Users\Admin\AppData\Roaming\lsass.exe" /d C:\Users\Admin\AppData\Local\Temp\ef7e3f05d33a5b9befd1e0615fad4489_JaffaCakes118.exe
          4⤵
          • Modifies WinLogon for persistence
          • Checks BIOS information in registry
          • Deletes itself
          • Executes dropped EXE
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • NTFS ADS
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\TEMP:1A3830B1

    Filesize

    120B

    MD5

    f9e428f3acc1de4d2def5079c8b22c8e

    SHA1

    8305d34d3c10796e1185267dbdc1a7dcdebd632f

    SHA256

    6e6a86240e25aab256a69ff4b78ec22354d40974e3d3b510ac84ca2f14be481b

    SHA512

    409213128af16cf712796dc302962490388a6d16a6b8bfb848460456b4ae5136aa262e0d6619040ba3c1cf199f980f6d41c3a0e3c222c9ce5932ef17057402d8

  • \Users\Admin\AppData\Roaming\lsass.exe

    Filesize

    712KB

    MD5

    73f9995491dea368e7aff99b1ba0e116

    SHA1

    583335c208d7bf9c10b1bb0404e80e6df815b973

    SHA256

    d5409e08529f52c7804d85a31ceb82568b8085bd781893c8314dccf6d29fa701

    SHA512

    afa41b43bfa84dc52b0628a3f865a4b8c94f977297afd1fec562da1388b52a7578c268f9d616e9c0f5f55f27a54f7306dc14f22cfdf3df81391ac1b7ae2613b9

  • memory/2260-63-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2260-41-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2376-29-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2376-2-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2376-10-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2376-13-0x0000000001F50000-0x0000000001FE4000-memory.dmp

    Filesize

    592KB

  • memory/2376-67-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2376-11-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2376-16-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2376-17-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2376-21-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2376-65-0x0000000001F50000-0x0000000001FE4000-memory.dmp

    Filesize

    592KB

  • memory/2376-20-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2376-19-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2376-18-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2376-23-0x0000000001F50000-0x0000000001FE4000-memory.dmp

    Filesize

    592KB

  • memory/2376-9-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2376-28-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2376-27-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2376-33-0x0000000000490000-0x0000000000491000-memory.dmp

    Filesize

    4KB

  • memory/2376-4-0x0000000001F50000-0x0000000001FE4000-memory.dmp

    Filesize

    592KB

  • memory/2376-3-0x0000000000490000-0x0000000000491000-memory.dmp

    Filesize

    4KB

  • memory/2376-12-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-69-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-93-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-44-0x0000000000340000-0x00000000003D4000-memory.dmp

    Filesize

    592KB

  • memory/2760-53-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-56-0x0000000000340000-0x00000000003D4000-memory.dmp

    Filesize

    592KB

  • memory/2760-60-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-59-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-55-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-54-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-61-0x0000000000340000-0x00000000003D4000-memory.dmp

    Filesize

    592KB

  • memory/2760-49-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-43-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-102-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-91-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-100-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-99-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-76-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-74-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-73-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-72-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-71-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-70-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-75-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-78-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-77-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-79-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-80-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-81-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-82-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-83-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-84-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-86-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-87-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-88-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-51-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-92-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-98-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-90-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-89-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-94-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-95-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-96-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2760-97-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2960-1-0x0000000001FB0000-0x00000000020D1000-memory.dmp

    Filesize

    1.1MB

  • memory/2960-68-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2960-22-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2960-0-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB