Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2023 17:42

General

  • Target

    6d0d1e6db6ece466654e6e073d494918.exe

  • Size

    4.0MB

  • MD5

    6d0d1e6db6ece466654e6e073d494918

  • SHA1

    84e969d9a3397c391a6a00cf0dff4cea5eea9749

  • SHA256

    bdba65b52977eb62aba2c7372c1e348d186ff85fedea5aeb12971f6e1463061d

  • SHA512

    9b5109eb4734b51e463693d1e794d9d55cecff5280e1806945142b7445d9d6ca0b5dc02dd7dc120a9b1d59ffb4357e5dfbab852d7bdf2f715e1e8c28ade0f081

  • SSDEEP

    98304:SXz+7xDq3yXD2JWm+NaRpHJomk4l4JTVJHg:aKFqCXD2JOorxk4lWHHg

Malware Config

Signatures

  • RMS

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

  • Sets file to hidden 1 TTPs 1 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 29 IoCs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 20 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Kills process with taskkill 2 IoCs
  • Runs .reg file with regedit 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious behavior: SetClipboardViewer 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6d0d1e6db6ece466654e6e073d494918.exe
    "C:\Users\Admin\AppData\Local\Temp\6d0d1e6db6ece466654e6e073d494918.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Program Files (x86)\ProHackInc\NewProduct\install.bat" "
      2⤵
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2136
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im 4t4t5
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2764
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im g4rgt
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2496
      • C:\Windows\SysWOW64\reg.exe
        reg delete "70t9j" /f
        3⤵
          PID:1628
        • C:\Windows\SysWOW64\regedit.exe
          regedit /s "regedit.reg"
          3⤵
          • Runs .reg file with regedit
          PID:528
        • C:\Windows\SysWOW64\attrib.exe
          attrib +s +h "C:\Program Files\rtsd\*.*"
          3⤵
          • Sets file to hidden
          • Drops file in Program Files directory
          • Views/modifies file attributes
          PID:2756
        • C:\Program Files\rtsd\rutserv.exe
          rutserv.exe /silentinstall
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2824
        • C:\Program Files\rtsd\rutserv.exe
          rutserv.exe /firewall
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:2956
        • C:\Program Files\rtsd\rutserv.exe
          rutserv.exe /start
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2504
    • C:\Program Files\rtsd\rutserv.exe
      "C:\Program Files\rtsd\rutserv.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1988
      • C:\Program Files\rtsd\rfusclient.exe
        "C:\Program Files\rtsd\rfusclient.exe" /tray
        2⤵
        • Executes dropped EXE
        PID:1612
      • C:\Program Files\rtsd\rfusclient.exe
        "C:\Program Files\rtsd\rfusclient.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1708
        • C:\Program Files\rtsd\rfusclient.exe
          "C:\Program Files\rtsd\rfusclient.exe" /tray
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: SetClipboardViewer
          PID:3000

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\ProHackInc\NewProduct\install.bat

      Filesize

      864B

      MD5

      762d397f5115695e6730b5e65171ed5f

      SHA1

      d0a22dbe480cb9b0e9f7d78fe2d55fcf687b8050

      SHA256

      86cf30803b8c50f223aa4967878b7521edd2d96c10f02189c12900e96846c459

      SHA512

      0df80d223c8543156ee5050bd3b80fc96768136912e28f09fc99c57237ee8b9d94e28fe8d0859c5bc588a3b6b77e865dee8e09876cc5795bf9affb7d9a435dc8

    • C:\Program Files (x86)\ProHackInc\NewProduct\regedit.reg

      Filesize

      12KB

      MD5

      2edcbd983afe6216e4f3880bc88cb0a5

      SHA1

      4a4c0a969960d74c0c7430370dab2dda22eece16

      SHA256

      cd1de48eb8664eecf2f99a95e2e9c1165657570de3e468117eb00e2ef6f37fa4

      SHA512

      353005e914bc7799e1c6689c82169d4517e8f3ca83fa40bc5def3328a0b30670e8b3abc933908a3520fc629f04bc6ecbbe7fdef3fe97eb033f8b12623dfecb76

    • C:\Program Files (x86)\ProHackInc\NewProduct\rfusclient.exe

      Filesize

      1.5MB

      MD5

      f2e9b5c7de59ec84d6c066336030be1a

      SHA1

      90248d5428a8bf497a1557e1bd39c4e30d251b7f

      SHA256

      1e1ae9fdf6c9ee34d42fb2e65790bbbf4d4ef1cc9a474925f77991d323f91896

      SHA512

      48550543c7f4a4739fd70cb8da8882cfbadeea885853f174552655fca9554deab3db4480a8a021cd3ae5e6f7872ba9fcddd396c3feccdbfcc511d83074dc43ff

    • C:\Program Files (x86)\ProHackInc\NewProduct\rutserv.exe

      Filesize

      1.8MB

      MD5

      1a200526e310fc51317804a0781ff47f

      SHA1

      2f586b57dad7f40cdb822acff9ba081671716235

      SHA256

      cd80744e9965b3cc76acd0ea5062a2eca70a69f8a93a0eeea5bd4c47f53a5d96

      SHA512

      ad38c5eab8d8e642f3d19e7a2926e5dbfbb63a67c73a27b3bd31cbc27de10d3f1731ce650333b75222fb371de07849aa3d65a8c787e9408b0b628ff6d8b839ad

    • C:\Program Files (x86)\ProHackInc\NewProduct\vp8decoder.dll

      Filesize

      378KB

      MD5

      d43fa82fab5337ce20ad14650085c5d9

      SHA1

      678aa092075ff65b6815ffc2d8fdc23af8425981

      SHA256

      c022958429edd94bfe31f2eacfe24ff6b45d6f12747725c449a36116373de03b

      SHA512

      103e61a9f58df03316676a074487e50ec518479c11068df3736df139b85c7671048c65bce0ef2c55b3c50c61fde54e9e6c7d1b795aea71263ae94c91d4874e0d

    • C:\Program Files (x86)\ProHackInc\NewProduct\vp8encoder.dll

      Filesize

      1.6MB

      MD5

      dab4646806dfca6d0e0b4d80fa9209d6

      SHA1

      8244dfe22ec2090eee89dad103e6b2002059d16a

      SHA256

      cb6ef96d3a66ef08ec2c8640b751a52d6d4f4530cf01162a69966f0fd5153587

      SHA512

      aa5eb93bf23a10de797d6fb52a55a95d36bc48927c76fedd81e0c48872745cb7f7d1b3f230eaae42fd4e79b6a59ca707e56bd6963b03644cbd5984f11e98d6e7

    • C:\Program Files\rtsd\rutserv.exe

      Filesize

      704KB

      MD5

      df282c6696f9f8d795065c374875c258

      SHA1

      1973a740a7a424f35b3f57e92c5b154027f3d7c0

      SHA256

      d4a04c71adca42818f519045e8edf2db4ad32fda75326ec8e794ac3cc80be387

      SHA512

      67ddcffbd5090863cfc495363a7c19309907b21bba4e567729763884d495f86bf06b11e02974e05630a00101822c1dc347ed8f793eb8e63adae22089d11e5a76

    • \Program Files\rtsd\rfusclient.exe

      Filesize

      960KB

      MD5

      a47ef22a45bfd691189a9fc7c0f95bc3

      SHA1

      b127f5a6b3e257cc527ea268db7b3a521d5d08d0

      SHA256

      e8061771221e8b1232cdfc9731f56346b8c32a9577b1e59cddb9974d03760e7e

      SHA512

      3434e1863c7565206aff25e04a577dc4071a70e53ecfde60015f6e88e426badb4c887f54c803c01ca9188591793e37e41cab314030547a6fbf13a201b4ddd278

    • \Program Files\rtsd\rfusclient.exe

      Filesize

      133KB

      MD5

      fc5ff1cd164abe30b21ca23470a9f961

      SHA1

      fcc329df34d9fde2465fedba89008e9b8082acd6

      SHA256

      5bccda938bf57185274128607b3c9df54241f0bffcc0bfb5231879d616f2c843

      SHA512

      def0201587e57019a003b8f07520b011f9e3ff01d279c6a07ad245693d221f67104f4752bf2d05475711c3894e4c6c356cef0024f1ae9200c8077ea3520ef600

    • memory/1612-92-0x0000000000400000-0x00000000009B9000-memory.dmp

      Filesize

      5.7MB

    • memory/1612-102-0x0000000000230000-0x0000000000231000-memory.dmp

      Filesize

      4KB

    • memory/1612-96-0x0000000000400000-0x00000000009B9000-memory.dmp

      Filesize

      5.7MB

    • memory/1612-104-0x0000000000400000-0x00000000009B9000-memory.dmp

      Filesize

      5.7MB

    • memory/1612-80-0x0000000000400000-0x00000000009B9000-memory.dmp

      Filesize

      5.7MB

    • memory/1612-84-0x0000000000230000-0x0000000000231000-memory.dmp

      Filesize

      4KB

    • memory/1612-111-0x0000000000400000-0x00000000009B9000-memory.dmp

      Filesize

      5.7MB

    • memory/1612-118-0x0000000000400000-0x00000000009B9000-memory.dmp

      Filesize

      5.7MB

    • memory/1708-100-0x0000000000230000-0x0000000000231000-memory.dmp

      Filesize

      4KB

    • memory/1708-93-0x0000000000400000-0x00000000009B9000-memory.dmp

      Filesize

      5.7MB

    • memory/1708-83-0x0000000000230000-0x0000000000231000-memory.dmp

      Filesize

      4KB

    • memory/1708-82-0x0000000000400000-0x00000000009B9000-memory.dmp

      Filesize

      5.7MB

    • memory/1988-95-0x0000000003010000-0x00000000035C9000-memory.dmp

      Filesize

      5.7MB

    • memory/1988-103-0x0000000000400000-0x0000000000ABB000-memory.dmp

      Filesize

      6.7MB

    • memory/1988-79-0x00000000035D0000-0x0000000003B89000-memory.dmp

      Filesize

      5.7MB

    • memory/1988-127-0x0000000000400000-0x0000000000ABB000-memory.dmp

      Filesize

      6.7MB

    • memory/1988-72-0x0000000000230000-0x0000000000231000-memory.dmp

      Filesize

      4KB

    • memory/1988-117-0x0000000000400000-0x0000000000ABB000-memory.dmp

      Filesize

      6.7MB

    • memory/1988-71-0x0000000000400000-0x0000000000ABB000-memory.dmp

      Filesize

      6.7MB

    • memory/1988-110-0x0000000000400000-0x0000000000ABB000-memory.dmp

      Filesize

      6.7MB

    • memory/1988-106-0x0000000000400000-0x0000000000ABB000-memory.dmp

      Filesize

      6.7MB

    • memory/1988-91-0x0000000000400000-0x0000000000ABB000-memory.dmp

      Filesize

      6.7MB

    • memory/1988-78-0x0000000003010000-0x00000000035C9000-memory.dmp

      Filesize

      5.7MB

    • memory/1988-97-0x0000000000400000-0x0000000000ABB000-memory.dmp

      Filesize

      6.7MB

    • memory/1988-94-0x0000000000230000-0x0000000000231000-memory.dmp

      Filesize

      4KB

    • memory/2040-38-0x0000000000400000-0x0000000000447000-memory.dmp

      Filesize

      284KB

    • memory/2136-59-0x0000000002160000-0x000000000281B000-memory.dmp

      Filesize

      6.7MB

    • memory/2136-76-0x0000000002160000-0x000000000281B000-memory.dmp

      Filesize

      6.7MB

    • memory/2504-69-0x0000000000230000-0x0000000000231000-memory.dmp

      Filesize

      4KB

    • memory/2504-68-0x0000000000400000-0x0000000000ABB000-memory.dmp

      Filesize

      6.7MB

    • memory/2504-81-0x0000000000400000-0x0000000000ABB000-memory.dmp

      Filesize

      6.7MB

    • memory/2824-62-0x0000000000400000-0x0000000000ABB000-memory.dmp

      Filesize

      6.7MB

    • memory/2824-61-0x0000000000230000-0x0000000000231000-memory.dmp

      Filesize

      4KB

    • memory/2824-60-0x0000000000400000-0x0000000000ABB000-memory.dmp

      Filesize

      6.7MB

    • memory/2956-66-0x0000000000400000-0x0000000000ABB000-memory.dmp

      Filesize

      6.7MB

    • memory/2956-64-0x0000000000400000-0x0000000000ABB000-memory.dmp

      Filesize

      6.7MB

    • memory/2956-65-0x0000000000230000-0x0000000000231000-memory.dmp

      Filesize

      4KB

    • memory/3000-90-0x0000000000400000-0x00000000009B9000-memory.dmp

      Filesize

      5.7MB

    • memory/3000-89-0x0000000000400000-0x00000000009B9000-memory.dmp

      Filesize

      5.7MB