Analysis

  • max time kernel
    151s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/04/2024, 13:59

General

  • Target
    ea25d64a6fa194b0f91b134eadd330ae_JaffaCakes118.exe
  • Size 651KB
  • Sample240409-ranw4scb8y
  • SHA256 48e34640eecfe53d4c77b06a9c6c1f4622ccd1a629b7ee13b44d51a73da05989
  • 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 12 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 52 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\ea25d64a6fa194b0f91b134eadd330ae_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ea25d64a6fa194b0f91b134eadd330ae_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3588
    • C:\Users\Admin\AppData\Local\Temp\ea25d64a6fa194b0f91b134eadd330ae_JaffaCakes118.exe
      ea25d64a6fa194b0f91b134eadd330ae_JaffaCakes118.exe
      2⤵
      • Checks computer location settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3312
      • 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:2608
        • C:\Users\Admin\suvat.exe
          "C:\Users\Admin\suvat.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:3984
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del dHY4IvP3.exe
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4116
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            5⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:4604
      • C:\Users\Admin\azhost.exe
        C:\Users\Admin\azhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1372
        • C:\Users\Admin\azhost.exe
          azhost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:2312
      • C:\Users\Admin\bzhost.exe
        C:\Users\Admin\bzhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4708
        • C:\Users\Admin\bzhost.exe
          bzhost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:1112
      • C:\Users\Admin\czhost.exe
        C:\Users\Admin\czhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4772
        • C:\Users\Admin\czhost.exe
          czhost.exe
          4⤵
          • Executes dropped EXE
          PID:1164
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1164 -s 184
            5⤵
            • Program crash
            PID:732
      • 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:2924
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          4⤵
            PID:2608
        • C:\Users\Admin\ezhost.exe
          C:\Users\Admin\ezhost.exe
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:4876
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del ea25d64a6fa194b0f91b134eadd330ae_JaffaCakes118.exe
          3⤵
            PID:2888
            • C:\Windows\SysWOW64\tasklist.exe
              tasklist
              4⤵
              • Enumerates processes with tasklist
              • Suspicious use of AdjustPrivilegeToken
              PID:3540
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1164 -ip 1164
        1⤵
          PID:1256
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4076 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
          1⤵
            PID:2380

          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

                suvat.exe

                • Path C:\Users\Admin\suvat.exe
                • Size 288KB
                • SHA256 310cc1cb345d4100ac36a2ad2e199469beaa0e69f31cd5f6402ddcad7c0d0a5e
                • MD5 SHA1 SHA512 SSDEEP

                memory/1112-78-0x0000000000400000-0x0000000000427000-memory.dmp

                memory/1112-69-0x0000000000400000-0x0000000000427000-memory.dmp

                memory/1112-74-0x0000000000400000-0x0000000000427000-memory.dmp

                memory/1112-77-0x0000000000400000-0x0000000000427000-memory.dmp

                memory/1112-105-0x0000000000400000-0x0000000000427000-memory.dmp

                memory/1112-68-0x0000000000400000-0x0000000000427000-memory.dmp

                memory/1164-89-0x0000000000400000-0x000000000040E000-memory.dmp

                memory/1164-91-0x0000000000400000-0x000000000040E000-memory.dmp

                memory/1164-83-0x0000000000400000-0x000000000040E000-memory.dmp

                memory/1164-82-0x0000000000400000-0x000000000040E000-memory.dmp

                memory/1164-90-0x0000000000400000-0x000000000040E000-memory.dmp

                memory/1372-62-0x0000000000400000-0x000000000041B000-memory.dmp

                memory/2312-55-0x0000000000400000-0x0000000000437000-memory.dmp

                memory/2312-92-0x0000000000400000-0x0000000000437000-memory.dmp

                memory/2312-63-0x0000000000400000-0x0000000000437000-memory.dmp

                memory/2312-58-0x0000000000400000-0x0000000000437000-memory.dmp

                memory/2312-57-0x0000000000400000-0x0000000000437000-memory.dmp

                memory/2312-56-0x0000000000400000-0x0000000000437000-memory.dmp

                memory/2924-102-0x0000000000400000-0x0000000000464000-memory.dmp

                memory/2924-95-0x0000000000400000-0x0000000000464000-memory.dmp

                memory/2924-101-0x00000000005D4000-0x00000000005D5000-memory.dmp

                memory/2924-100-0x00000000005D0000-0x0000000000634000-memory.dmp

                memory/2924-99-0x0000000000400000-0x0000000000464000-memory.dmp

                memory/2924-106-0x0000000000400000-0x0000000000464000-memory.dmp

                memory/2924-98-0x0000000000400000-0x0000000000464000-memory.dmp

                memory/2924-97-0x0000000000400000-0x0000000000464000-memory.dmp

                memory/3312-54-0x0000000000400000-0x0000000000507000-memory.dmp

                memory/3312-6-0x0000000000400000-0x0000000000507000-memory.dmp

                memory/3312-7-0x0000000000400000-0x0000000000507000-memory.dmp

                memory/3312-8-0x0000000000400000-0x0000000000507000-memory.dmp

                memory/3312-2-0x0000000000400000-0x0000000000507000-memory.dmp

                memory/3312-1-0x0000000000400000-0x0000000000507000-memory.dmp

                memory/3312-123-0x0000000000400000-0x0000000000507000-memory.dmp

                memory/3588-5-0x0000000000400000-0x000000000041C000-memory.dmp

                memory/3588-0-0x0000000000400000-0x000000000041C000-memory.dmp

                memory/4708-76-0x0000000000400000-0x000000000041B000-memory.dmp

                memory/4772-87-0x0000000000400000-0x000000000041B000-memory.dmp