Analysis

  • max time kernel
    149s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/04/2024, 04:18

General

  • Target
    fe69bdf4b31613a45783b509845baf07_JaffaCakes118.exe
  • Size 651KB
  • Sample240421-ewyl8aah69
  • SHA256 52e92be445e7f57b080f6e1758c076573db298781f1b7c1907a10b013b280b57
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • ModiLoader Second Stage 11 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 10 IoCs
  • UPX packed file 18 IoCs

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

  • Adds Run key to start application 2 TTPs 50 IoCs
  • Maps connected drives based on registry 3 TTPs 4 IoCs

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

  • Suspicious use of SetThreadContext 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fe69bdf4b31613a45783b509845baf07_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fe69bdf4b31613a45783b509845baf07_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2928
    • C:\Users\Admin\AppData\Local\Temp\fe69bdf4b31613a45783b509845baf07_JaffaCakes118.exe
      fe69bdf4b31613a45783b509845baf07_JaffaCakes118.exe
      2⤵
      • Checks computer location settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1092
      • C:\Users\Admin\dHY4IvP3.exe
        C:\Users\Admin\dHY4IvP3.exe
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Checks computer location settings
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4384
        • C:\Users\Admin\soezia.exe
          "C:\Users\Admin\soezia.exe"
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:3768
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del dHY4IvP3.exe
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4520
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            5⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:3460
      • C:\Users\Admin\azhost.exe
        C:\Users\Admin\azhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1724
        • C:\Users\Admin\azhost.exe
          azhost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:3164
      • C:\Users\Admin\bzhost.exe
        C:\Users\Admin\bzhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4936
        • C:\Users\Admin\bzhost.exe
          bzhost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:3104
      • C:\Users\Admin\czhost.exe
        C:\Users\Admin\czhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:724
        • C:\Users\Admin\czhost.exe
          czhost.exe
          4⤵
          • Executes dropped EXE
          PID:680
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 680 -s 220
            5⤵
            • Program crash
            PID:1340
      • C:\Users\Admin\dzhost.exe
        C:\Users\Admin\dzhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1504
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          4⤵
            PID:3220
        • C:\Users\Admin\ezhost.exe
          C:\Users\Admin\ezhost.exe
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:3780
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del fe69bdf4b31613a45783b509845baf07_JaffaCakes118.exe
          3⤵
            PID:884
            • C:\Windows\SysWOW64\tasklist.exe
              tasklist
              4⤵
              • Enumerates processes with tasklist
              • Suspicious use of AdjustPrivilegeToken
              PID:3228
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 680 -ip 680
        1⤵
          PID:960

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              azhost.exe

              • Path C:\Users\Admin\azhost.exe
              • Size 248KB
              • SHA256 f08df8dd8e3fe3de4a1ba4ba3bd355a233cf7febd5917b982ec5a949726c36a6
              • MD5 SHA1 SHA512 SSDEEP

              bzhost.exe

              • Path C:\Users\Admin\bzhost.exe
              • Size 138KB
              • SHA256 95dc812e94d5ba0842af45685ca7262b55607336fcf4becda83dbb6416beffa9
              • MD5 SHA1 SHA512 SSDEEP

              czhost.exe

              • Path C:\Users\Admin\czhost.exe
              • Size 96KB
              • SHA256 6d6fa60b26cd2fc87c94afb20e7f3b35d6eca76d5a46191b8df802d30d4cbc3e
              • MD5 SHA1 SHA512 SSDEEP

              dHY4IvP3.exe

              • Path C:\Users\Admin\dHY4IvP3.exe
              • Size 288KB
              • SHA256 17b36341825621fdf4a959b52c510dbf1295e89d380499b2d02a87d76ed68a82
              • MD5 SHA1 SHA512 SSDEEP

              dzhost.exe

              • Path C:\Users\Admin\dzhost.exe
              • Size 221KB
              • SHA256 62027b13d4918e5e644952c977960a5e6dfe241e2bb35b387de0bfd0b752e882
              • MD5 SHA1 SHA512 SSDEEP

              ezhost.exe

              • Path C:\Users\Admin\ezhost.exe
              • Size 28KB
              • SHA256 a360c27de3799bf85f2501d4b375744394643fd50f8ecf5241d170b5cb7f6782
              • MD5 SHA1 SHA512 SSDEEP

              soezia.exe

              • Path C:\Users\Admin\soezia.exe
              • Size 288KB
              • SHA256 7a9462c9e2a45354aa6ad984c65c0e21ca7c77236da1efca2f106d2ba4aef8db
              • MD5 SHA1 SHA512 SSDEEP

              memory/680-90-0x0000000000400000-0x000000000040E000-memory.dmp

              memory/680-81-0x0000000000400000-0x000000000040E000-memory.dmp

              memory/680-88-0x0000000000400000-0x000000000040E000-memory.dmp

              memory/680-80-0x0000000000400000-0x000000000040E000-memory.dmp

              memory/680-89-0x0000000000400000-0x000000000040E000-memory.dmp

              memory/724-86-0x0000000000400000-0x000000000041B000-memory.dmp

              memory/1092-5-0x0000000000400000-0x0000000000507000-memory.dmp

              memory/1092-0-0x0000000000400000-0x0000000000507000-memory.dmp

              memory/1092-121-0x0000000000400000-0x0000000000507000-memory.dmp

              memory/1092-7-0x0000000000400000-0x0000000000507000-memory.dmp

              memory/1092-6-0x0000000000400000-0x0000000000507000-memory.dmp

              memory/1092-1-0x0000000000400000-0x0000000000507000-memory.dmp

              memory/1092-72-0x0000000000400000-0x0000000000507000-memory.dmp

              memory/1504-96-0x0000000000400000-0x0000000000464000-memory.dmp

              memory/1504-101-0x0000000000400000-0x0000000000464000-memory.dmp

              memory/1504-104-0x0000000000400000-0x0000000000464000-memory.dmp

              memory/1504-100-0x0000000002104000-0x0000000002105000-memory.dmp

              memory/1504-98-0x0000000000400000-0x0000000000464000-memory.dmp

              memory/1504-99-0x0000000002100000-0x0000000002164000-memory.dmp

              memory/1504-97-0x0000000000400000-0x0000000000464000-memory.dmp

              memory/1504-95-0x0000000000400000-0x0000000000464000-memory.dmp

              memory/1724-61-0x0000000000400000-0x000000000041B000-memory.dmp

              memory/2928-4-0x0000000000400000-0x000000000041C000-memory.dmp

              memory/3104-74-0x0000000000400000-0x0000000000427000-memory.dmp

              memory/3104-112-0x0000000000400000-0x0000000000427000-memory.dmp

              memory/3104-76-0x0000000000400000-0x0000000000427000-memory.dmp

              memory/3104-73-0x0000000000400000-0x0000000000427000-memory.dmp

              memory/3104-65-0x0000000000400000-0x0000000000427000-memory.dmp

              memory/3104-66-0x0000000000400000-0x0000000000427000-memory.dmp

              memory/3164-59-0x0000000000400000-0x0000000000437000-memory.dmp

              memory/3164-55-0x0000000000400000-0x0000000000437000-memory.dmp

              memory/3164-105-0x0000000000400000-0x0000000000437000-memory.dmp

              memory/3164-54-0x0000000000400000-0x0000000000437000-memory.dmp

              memory/3164-56-0x0000000000400000-0x0000000000437000-memory.dmp

              memory/3164-53-0x0000000000400000-0x0000000000437000-memory.dmp

              memory/4936-70-0x0000000000400000-0x000000000041B000-memory.dmp