Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/10/2026, 01:02

General

  • Target
    jaffacakes118_Trojan.Win32.Agent.gen.exe
  • Size 4.4MB
  • Sample261016-bdybysfs5x
  • SHA256 363d482ef09dd8f21bd54ca5688a39f67bac89c8faa68393aaf445d1057972b9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: RMS

    Remote Manipulator System (RMS) is a remote access tool developed by Russian organization TektonIT.

  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • ASPack v2.12-2.42 2 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 8 IoCs
  • Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
  • UPX packed file 2 IoCs

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

  • Drops file in Program Files directory 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 14 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 17 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Kills process with taskkill 2 IoCs
  • Modifies registry class 1 IoCs
  • Runs .reg file with regedit 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious behavior: SetClipboardViewer 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Agent.gen.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Agent.gen.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3280
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Program Files\0\1\0.bat" "
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4904
      • C:\Program Files\0\1\RMS.exe
        RMS.exe -p123 -dc:\
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:5236
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\install.vbs"
          4⤵
          • Executes a VBScript file via the Windows Script Host.
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2496
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\install.bat" "
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:5992
            • C:\Windows\SysWOW64\taskkill.exe
              taskkill /f /im rutserv.exe
              6⤵
              • System Location Discovery: System Language Discovery
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:2076
            • C:\Windows\SysWOW64\taskkill.exe
              taskkill /f /im rfusclient.exe
              6⤵
              • System Location Discovery: System Language Discovery
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:2408
            • C:\Windows\SysWOW64\reg.exe
              reg delete "HKLM\SYSTEM\Remote Manipulator System" /f
              6⤵
              • System Location Discovery: System Language Discovery
              PID:6004
            • C:\Windows\SysWOW64\regedit.exe
              regedit /s "regedit.reg"
              6⤵
              • System Location Discovery: System Language Discovery
              • Runs .reg file with regedit
              PID:4956
            • C:\Windows\SysWOW64\timeout.exe
              timeout 2
              6⤵
              • System Location Discovery: System Language Discovery
              • Delays execution with timeout.exe
              PID:1508
            • \??\c:\rutserv.exe
              rutserv.exe /silentinstall
              6⤵
              • Executes dropped EXE
              • Reads the TCP/IP host and domain name from the registry
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              PID:2756
            • \??\c:\rutserv.exe
              rutserv.exe /firewall
              6⤵
              • Executes dropped EXE
              • Reads the TCP/IP host and domain name from the registry
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of SetWindowsHookEx
              PID:3884
            • \??\c:\rutserv.exe
              rutserv.exe /start
              6⤵
              • Executes dropped EXE
              • Reads the TCP/IP host and domain name from the registry
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              PID:1264
  • \??\c:\rutserv.exe
    c:\rutserv.exe
    1⤵
    • Executes dropped EXE
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1688
    • \??\c:\rfusclient.exe
      c:\rfusclient.exe
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2652
      • \??\c:\rfusclient.exe
        c:\rfusclient.exe /tray
        3⤵
        • Executes dropped EXE
        • Reads the TCP/IP host and domain name from the registry
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: SetClipboardViewer
        PID:4504
    • \??\c:\rfusclient.exe
      c:\rfusclient.exe /tray
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      PID:4716

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        0.bat

        • Path C:\Program Files\0\1\0.bat
        • Size 19B
        • SHA256 f8495bddef480fd954e15b273c4190848d85465a7a4abe46f1f0ed10e379c7f6
        • MD5 SHA1 SHA512

        RMS.exe

        • Path C:\Program Files\0\1\RMS.exe
        • Size 4.0MB
        • SHA256 4267e50d2a3e152dae5d9f1a301da46cfc9fd6c740dfca506ab845468ca6e8ec
        • MD5 SHA1 SHA512 SSDEEP TLSH

        install.bat

        • Path C:\install.bat
        • Size 480B
        • SHA256 240020a1a1941d1455135b5cb134e502a13b148be16cbb1552482aa03c29f8f3
        • MD5 SHA1 SHA512 TLSH

        install.vbs

        • Path C:\install.vbs
        • Size 117B
        • SHA256 a7b067e9e4d44efe579c7cdb1e847d61af2323d3d73c6fffb22e178ae476f420
        • MD5 SHA1 SHA512 TLSH

        regedit.reg

        • Path \??\c:\regedit.reg
        • Size 11KB
        • SHA256 967f4ccac9168e651c150389a1ea5ee619e7583454537ff73899c6b1b2774919
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rfusclient.exe

        • Path \??\c:\rfusclient.exe
        • Size 1.5MB
        • SHA256 dc9d875e659421a51addd8e8a362c926369e84320ab0c5d8bbb1e4d12d372fc9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rutserv.exe

        • Path \??\c:\rutserv.exe
        • Size 1.7MB
        • SHA256 1699b9b4fc1724f9b0918b57ca58c453829a3935efd89bd4e9fa66b5e9f2b8a6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vp8decoder.dll

        • Path \??\c:\vp8decoder.dll
        • Size 155KB
        • SHA256 4c04d7968a9fe9d9258968d3a722263334bbf5f8af972f206a71f17fa293aa74
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vp8encoder.dll

        • Path \??\c:\vp8encoder.dll
        • Size 593KB
        • SHA256 81af82019d9f45a697a8ca1788f2c5c0205af9892efd94879dedf4bc06db4172
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1264-58-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1264-55-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1264-78-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1264-56-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1264-57-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1264-59-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1688-62-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1688-63-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1688-103-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1688-99-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1688-106-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1688-65-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1688-110-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1688-120-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1688-130-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1688-85-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1688-61-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1688-96-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/1688-64-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/2652-86-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/2652-74-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/2652-75-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/2652-70-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/2652-97-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/2652-76-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/2652-73-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/2652-77-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/2756-38-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/2756-42-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/2756-37-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/2756-44-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/2756-41-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/2756-40-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/2756-39-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/3884-47-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/3884-50-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/3884-46-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/3884-49-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/3884-51-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/3884-48-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/3884-53-0x0000000000400000-0x0000000000AB9000-memory.dmp

        memory/4504-95-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4504-91-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4504-89-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4504-93-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4504-90-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4504-92-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4716-102-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4716-98-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4716-72-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4716-80-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4716-81-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4716-87-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4716-109-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4716-83-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4716-119-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4716-82-0x0000000000400000-0x00000000009B6000-memory.dmp

        memory/4716-79-0x0000000000400000-0x00000000009B6000-memory.dmp