Analysis

  • max time kernel
    123s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    27/01/2025, 20:34

General

  • Target

    JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe

  • Size

    198KB

  • MD5

    4372bf8109ce46e1043ea597a55a5763

  • SHA1

    135dd2a511c6b7515768b0973a5a4575ccddaa3e

  • SHA256

    f49999ebc7d42541f55b907fc3dad89990eee0bd7f77cec66760bfb1b73e8d10

  • SHA512

    6e3de390deac8afb60383f58d5bad25ef40e71121d0c92e9c0d79a6a68dea7057cbcf577027d8d7bca8470b0b1e7eded3c98bc77ac6f9ed7370c8b91a44d5841

  • SSDEEP

    3072:LZbPBEpn6t8w+TV4Ng/3+vHPg+P1VZIAxGGWJf8PBu1pL3vTvsXyP/UJ/ATX+:LvEpCQTV4NgUP19GGWJf8PE53oXucY7

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies data under HKEY_USERS 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1236
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\$$a$$.bat
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2724
  • C:\Windows\alg.exe
    "C:\Windows\alg.exe" /service
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    PID:2340

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\$$a$$.bat

          Filesize

          152B

          MD5

          b2e44fe40c43b7cec146c22d81c2cab0

          SHA1

          9066f9fba27532e59a46fb5dee83b893af9eaa73

          SHA256

          ef92d3db27d889102fe1036ad0012a9df8c21eba8fbfb1aac17493efccd9b1a1

          SHA512

          0ef4ace5dcc235d35f31965982ed8c2992ab0715f0572990633a9b9eed4667eb49193eb0ba0b0e1027fb6b0bc52ec9d36eb38ea0ab7b8f84d65d4fd196077bc4

        • C:\Windows\alg.exe

          Filesize

          198KB

          MD5

          4372bf8109ce46e1043ea597a55a5763

          SHA1

          135dd2a511c6b7515768b0973a5a4575ccddaa3e

          SHA256

          f49999ebc7d42541f55b907fc3dad89990eee0bd7f77cec66760bfb1b73e8d10

          SHA512

          6e3de390deac8afb60383f58d5bad25ef40e71121d0c92e9c0d79a6a68dea7057cbcf577027d8d7bca8470b0b1e7eded3c98bc77ac6f9ed7370c8b91a44d5841

        • memory/1236-0-0x0000000000400000-0x000000000047E000-memory.dmp

          Filesize

          504KB

        • memory/1236-1-0x0000000000400000-0x000000000047E000-memory.dmp

          Filesize

          504KB

        • memory/1236-14-0x0000000000400000-0x000000000047E000-memory.dmp

          Filesize

          504KB

        • memory/2340-16-0x0000000000400000-0x000000000047E000-memory.dmp

          Filesize

          504KB