Analysis

  • max time kernel
    153s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-04-2022 09:12

General

  • Target

    D3E198D02970C41C83DC1564901DF7870AE8753450EB1.exe

  • Size

    4.0MB

  • MD5

    08d8635c2d1c55bd8e9b75f3a0dba935

  • SHA1

    0a775ac49ce5eb194b11d08527a005519feb8b7e

  • SHA256

    d3e198d02970c41c83dc1564901df7870ae8753450eb16fd4e264224b80a2ee5

  • SHA512

    2d4d5ae871f308767f81e9cb611836e9e05ef64e96dc19316a9965bf94da44c51b851e8563a680b703a35e5a095492c6d67fb9408c91d5e42f082fbabd5affd7

Score
10/10

Malware Config

Signatures

  • RMS

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

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Loads dropped DLL 11 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\D3E198D02970C41C83DC1564901DF7870AE8753450EB1.exe
    "C:\Users\Admin\AppData\Local\Temp\D3E198D02970C41C83DC1564901DF7870AE8753450EB1.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:4964
    • C:\Program Files (x86)\OpenJVC\drvhost.exe
      "C:\Program Files (x86)\OpenJVC\drvhost.exe"
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1588
      • C:\Program Files (x86)\OpenJVC\drvhost.exe
        "C:\Program Files (x86)\OpenJVC\drvhost.exe" -second
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4980
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c SchTasks /create /f /XML %temp%\Log43.xml /TN \microsoft\windows\defrag\scheduleddefrag && schtasks /Change /TN \microsoft\windows\defrag\scheduleddefrag /ENABLE && schtasks /run /TN \microsoft\windows\defrag\scheduleddefrag
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4064
      • C:\Windows\SysWOW64\schtasks.exe
        SchTasks /create /f /XML C:\Users\Admin\AppData\Local\Temp\Log43.xml /TN \microsoft\windows\defrag\scheduleddefrag
        3⤵
        • Creates scheduled task(s)
        PID:4140
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /Change /TN \microsoft\windows\defrag\scheduleddefrag /ENABLE
        3⤵
          PID:4836
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /run /TN \microsoft\windows\defrag\scheduleddefrag
          3⤵
            PID:2000
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k netsvcs -p -s seclogon
        1⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2948
      • C:\Program Files (x86)\OpenJVC\drvhost.exe
        "C:\Program Files (x86)\OpenJVC\drvhost.exe"
        1⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:4596

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\OpenJVC\drvhost.exe

        Filesize

        11.2MB

        MD5

        2d8bef5c87c297073eb19739ad3f6fe5

        SHA1

        5634208b9374b21fd5a0d8872333b1753b58c760

        SHA256

        2d3a2e40afb18ed3946c38c155f85072d9cfd7604a76d8c646ce3ce15ab795eb

        SHA512

        ca06b03ca87d71dcb0fb583f79fa6fbe56c1f4a49129e4022158e5ca50706fc52e5fb23a5ebf2d5db7db9fdd3bd8fd8c9bf6477775b9c1878db3dc1ccc70898a

      • C:\Program Files (x86)\OpenJVC\drvhost.exe

        Filesize

        11.2MB

        MD5

        2d8bef5c87c297073eb19739ad3f6fe5

        SHA1

        5634208b9374b21fd5a0d8872333b1753b58c760

        SHA256

        2d3a2e40afb18ed3946c38c155f85072d9cfd7604a76d8c646ce3ce15ab795eb

        SHA512

        ca06b03ca87d71dcb0fb583f79fa6fbe56c1f4a49129e4022158e5ca50706fc52e5fb23a5ebf2d5db7db9fdd3bd8fd8c9bf6477775b9c1878db3dc1ccc70898a

      • C:\Program Files (x86)\OpenJVC\drvhost.exe

        Filesize

        11.2MB

        MD5

        2d8bef5c87c297073eb19739ad3f6fe5

        SHA1

        5634208b9374b21fd5a0d8872333b1753b58c760

        SHA256

        2d3a2e40afb18ed3946c38c155f85072d9cfd7604a76d8c646ce3ce15ab795eb

        SHA512

        ca06b03ca87d71dcb0fb583f79fa6fbe56c1f4a49129e4022158e5ca50706fc52e5fb23a5ebf2d5db7db9fdd3bd8fd8c9bf6477775b9c1878db3dc1ccc70898a

      • C:\Program Files (x86)\OpenJVC\drvhost.exe

        Filesize

        11.2MB

        MD5

        2d8bef5c87c297073eb19739ad3f6fe5

        SHA1

        5634208b9374b21fd5a0d8872333b1753b58c760

        SHA256

        2d3a2e40afb18ed3946c38c155f85072d9cfd7604a76d8c646ce3ce15ab795eb

        SHA512

        ca06b03ca87d71dcb0fb583f79fa6fbe56c1f4a49129e4022158e5ca50706fc52e5fb23a5ebf2d5db7db9fdd3bd8fd8c9bf6477775b9c1878db3dc1ccc70898a

      • C:\Program Files (x86)\OpenJVC\libeay32.dll

        Filesize

        1.3MB

        MD5

        4cb2e1b9294ddae1bf7dcaaf42b365d1

        SHA1

        a225f53a8403d9b73d77bcbb075194520cce5a14

        SHA256

        a8124500cae0aba3411428c2c6df2762ea11cc11c312abed415d3f3667eb6884

        SHA512

        46cf4abf9121c865c725ca159df71066e0662595915d653914e4ec047f94e2ab3823f85c9e0e0c1311304c460c90224bd3141da62091c733dcaa5dccf64c04bb

      • C:\Program Files (x86)\OpenJVC\libeay32.dll

        Filesize

        1.3MB

        MD5

        4cb2e1b9294ddae1bf7dcaaf42b365d1

        SHA1

        a225f53a8403d9b73d77bcbb075194520cce5a14

        SHA256

        a8124500cae0aba3411428c2c6df2762ea11cc11c312abed415d3f3667eb6884

        SHA512

        46cf4abf9121c865c725ca159df71066e0662595915d653914e4ec047f94e2ab3823f85c9e0e0c1311304c460c90224bd3141da62091c733dcaa5dccf64c04bb

      • C:\Program Files (x86)\OpenJVC\libeay32.dll

        Filesize

        1.3MB

        MD5

        4cb2e1b9294ddae1bf7dcaaf42b365d1

        SHA1

        a225f53a8403d9b73d77bcbb075194520cce5a14

        SHA256

        a8124500cae0aba3411428c2c6df2762ea11cc11c312abed415d3f3667eb6884

        SHA512

        46cf4abf9121c865c725ca159df71066e0662595915d653914e4ec047f94e2ab3823f85c9e0e0c1311304c460c90224bd3141da62091c733dcaa5dccf64c04bb

      • C:\Program Files (x86)\OpenJVC\libeay32.dll

        Filesize

        1.3MB

        MD5

        4cb2e1b9294ddae1bf7dcaaf42b365d1

        SHA1

        a225f53a8403d9b73d77bcbb075194520cce5a14

        SHA256

        a8124500cae0aba3411428c2c6df2762ea11cc11c312abed415d3f3667eb6884

        SHA512

        46cf4abf9121c865c725ca159df71066e0662595915d653914e4ec047f94e2ab3823f85c9e0e0c1311304c460c90224bd3141da62091c733dcaa5dccf64c04bb

      • C:\Program Files (x86)\OpenJVC\ssleay32.dll

        Filesize

        337KB

        MD5

        5c268ca919854fc22d85f916d102ee7f

        SHA1

        0957cf86e0334673eb45945985b5c033b412be0e

        SHA256

        1f4b3efc919af1106f348662ee9ad95ab019058ff502e3d68e1b5f7abff91b56

        SHA512

        76d0abad1d7d0856ec1b8e598b05a2a6eece220ea39d74e7f6278a4219e22c75b7f618160ce41810daa57d5d4d534afd78f5cc1bd6de927dbb6a551aca2f8310

      • C:\Program Files (x86)\OpenJVC\ssleay32.dll

        Filesize

        337KB

        MD5

        5c268ca919854fc22d85f916d102ee7f

        SHA1

        0957cf86e0334673eb45945985b5c033b412be0e

        SHA256

        1f4b3efc919af1106f348662ee9ad95ab019058ff502e3d68e1b5f7abff91b56

        SHA512

        76d0abad1d7d0856ec1b8e598b05a2a6eece220ea39d74e7f6278a4219e22c75b7f618160ce41810daa57d5d4d534afd78f5cc1bd6de927dbb6a551aca2f8310

      • C:\Program Files (x86)\OpenJVC\ssleay32.dll

        Filesize

        337KB

        MD5

        5c268ca919854fc22d85f916d102ee7f

        SHA1

        0957cf86e0334673eb45945985b5c033b412be0e

        SHA256

        1f4b3efc919af1106f348662ee9ad95ab019058ff502e3d68e1b5f7abff91b56

        SHA512

        76d0abad1d7d0856ec1b8e598b05a2a6eece220ea39d74e7f6278a4219e22c75b7f618160ce41810daa57d5d4d534afd78f5cc1bd6de927dbb6a551aca2f8310

      • C:\Program Files (x86)\OpenJVC\ssleay32.dll

        Filesize

        337KB

        MD5

        5c268ca919854fc22d85f916d102ee7f

        SHA1

        0957cf86e0334673eb45945985b5c033b412be0e

        SHA256

        1f4b3efc919af1106f348662ee9ad95ab019058ff502e3d68e1b5f7abff91b56

        SHA512

        76d0abad1d7d0856ec1b8e598b05a2a6eece220ea39d74e7f6278a4219e22c75b7f618160ce41810daa57d5d4d534afd78f5cc1bd6de927dbb6a551aca2f8310

      • C:\Users\Admin\AppData\Local\Temp\Log43.xml

        Filesize

        1KB

        MD5

        d91f1a2c8a4fc1378a4bc5a2ce8510fb

        SHA1

        0ebfc0a627a4a0df62170402032ab80dcbaefb09

        SHA256

        ac175ed03340afa53ee19927e265291a735a29a7effc75afd69fc0a23e5b2c57

        SHA512

        47f8c97b6f7eaf68346b787cc7eeb9d94a0fcb6b242704cd30ce06edf155adac79b4659b27fb693a4c3fb82ca425ffa22674a91c12dc27ccf8add860e271c933

      • C:\Users\Admin\AppData\Local\Temp\nswBF7D.tmp\NSISList.dll

        Filesize

        105KB

        MD5

        4b0617493f32b2b5fe5e838eeb885819

        SHA1

        336e84380420a9caaa9c12af7c8e530135e63c57

        SHA256

        df3621f83e9d11be45e0e617b899c4ab0241f60ed56494e892dc449482058402

        SHA512

        5c50cf97cd9a6c699ec7928a08f77f4eaa68105e87a974432e39b637f926f0df8a95ec19bd63465fc438a4ef6349398938bc8d7651de125d13ccab89d1d49143

      • C:\Users\Admin\AppData\Local\Temp\nswBF7D.tmp\NSISList.dll

        Filesize

        105KB

        MD5

        4b0617493f32b2b5fe5e838eeb885819

        SHA1

        336e84380420a9caaa9c12af7c8e530135e63c57

        SHA256

        df3621f83e9d11be45e0e617b899c4ab0241f60ed56494e892dc449482058402

        SHA512

        5c50cf97cd9a6c699ec7928a08f77f4eaa68105e87a974432e39b637f926f0df8a95ec19bd63465fc438a4ef6349398938bc8d7651de125d13ccab89d1d49143

      • C:\Users\Admin\AppData\Local\Temp\nswBF7D.tmp\System.dll

        Filesize

        12KB

        MD5

        8cf2ac271d7679b1d68eefc1ae0c5618

        SHA1

        7cc1caaa747ee16dc894a600a4256f64fa65a9b8

        SHA256

        6950991102462d84fdc0e3b0ae30c95af8c192f77ce3d78e8d54e6b22f7c09ba

        SHA512

        ce828fb9ecd7655cc4c974f78f209d3326ba71ced60171a45a437fc3fff3bd0d69a0997adaca29265c7b5419bdea2b17f8cc8ceae1b8ce6b22b7ed9120bb5ad3

      • C:\Users\Admin\AppData\Local\Temp\nswBF7D.tmp\nsExec.dll

        Filesize

        7KB

        MD5

        f27689c513e7d12c7c974d5f8ef710d6

        SHA1

        e305f2a2898d765a64c82c449dfb528665b4a892

        SHA256

        1f18f4126124b0551f3dbcd0fec7f34026f930ca509f04435657cedc32ae8c47

        SHA512

        734e9f3989ee47a86bee16838df7a09353c7fe085a09d77e70d281b21c5477b0b061616e72e8ac8fcb3dda1df0d5152f54dcc4c5a77f90fbf0f857557bf02fbc

      • C:\Users\Admin\AppData\Local\Temp\nswBF7D.tmp\registry.dll

        Filesize

        24KB

        MD5

        2b7007ed0262ca02ef69d8990815cbeb

        SHA1

        2eabe4f755213666dbbbde024a5235ddde02b47f

        SHA256

        0b25b20f26de5d5bd795f934c70447112b4981343fcb2dfab3374a4018d28c2d

        SHA512

        aa75ee59ca0b8530eb7298b74e5f334ae9d14129f603b285a3170b82103cfdcc175af8185317e6207142517769e69a24b34fcdf0f58ed50a4960cbe8c22a0aca

      • memory/4964-133-0x00000000022B0000-0x00000000022D4000-memory.dmp

        Filesize

        144KB