Analysis

  • max time kernel
    149s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    28-03-2022 16:05

General

  • Target

    b22092db315c8aa1a4c39ec7174affaf714b6e1f49a8a20a4edeaae5389e8a61.exe

  • Size

    4.4MB

  • MD5

    670a3f8fc3aa02b755eab2fd4deccb51

  • SHA1

    ba73738738cf36da4aec7d1b88b9469e627cfbea

  • SHA256

    b22092db315c8aa1a4c39ec7174affaf714b6e1f49a8a20a4edeaae5389e8a61

  • SHA512

    753ab09f6395cc4220ebdb1f66349771159a7e2871f26c457c303cde90827224309609ee70a23c48732c2d1b3bddb26f0db653c42924321959d0e0466e313c41

Malware Config

Signatures

  • 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 9 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 9 IoCs
  • UPX packed file 2 IoCs

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

  • Checks computer location settings 2 TTPs 4 IoCs

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

  • Drops file in Program Files directory 15 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b22092db315c8aa1a4c39ec7174affaf714b6e1f49a8a20a4edeaae5389e8a61.exe
    "C:\Users\Admin\AppData\Local\Temp\b22092db315c8aa1a4c39ec7174affaf714b6e1f49a8a20a4edeaae5389e8a61.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\1.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2684
      • \??\c:\doc1.sfx.exe
        doc1.sfx.exe -p123 -dc:\
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:5004
        • C:\doc1.exe
          "C:\doc1.exe"
          4⤵
          • Executes dropped EXE
          • Checks computer location settings
          • Drops file in Program Files directory
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:3976
          • C:\Windows\SysWOW64\WScript.exe
            "C:\Windows\System32\WScript.exe" "C:\program files\java\install.vbs"
            5⤵
            • Checks computer location settings
            • Suspicious use of WriteProcessMemory
            PID:4692
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c ""C:\Program Files\Java\install.bat" "
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:1488
              • C:\Windows\SysWOW64\taskkill.exe
                taskkill /f /im rutserv.exe
                7⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4892
              • C:\Windows\SysWOW64\taskkill.exe
                taskkill /f /im rfusclient.exe
                7⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:4344
              • C:\Windows\SysWOW64\reg.exe
                reg delete "HKLM\SYSTEM\Remote Manipulator System" /f
                7⤵
                  PID:3752
                • C:\Windows\SysWOW64\regedit.exe
                  regedit /s "regedit.reg"
                  7⤵
                  • Runs .reg file with regedit
                  PID:3684
                • C:\Windows\SysWOW64\timeout.exe
                  timeout 2
                  7⤵
                  • Delays execution with timeout.exe
                  PID:4864
                • \??\c:\program files\java\rutserv.exe
                  rutserv.exe /silentinstall
                  7⤵
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of SetWindowsHookEx
                  PID:4780
                • \??\c:\program files\java\rutserv.exe
                  rutserv.exe /firewall
                  7⤵
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of SetWindowsHookEx
                  PID:4348
                • \??\c:\program files\java\rutserv.exe
                  rutserv.exe /start
                  7⤵
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of SetWindowsHookEx
                  PID:4764
    • \??\c:\program files\java\rutserv.exe
      "c:\program files\java\rutserv.exe"
      1⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2316
      • \??\c:\program files\java\rfusclient.exe
        "c:\program files\java\rfusclient.exe" /tray
        2⤵
        • Executes dropped EXE
        PID:3560
      • \??\c:\program files\java\rfusclient.exe
        "c:\program files\java\rfusclient.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:216
        • \??\c:\program files\java\rfusclient.exe
          "c:\program files\java\rfusclient.exe" /tray
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: SetClipboardViewer
          PID:1072

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\1.bat

      Filesize

      24B

      MD5

      dda2d0bbb0c6cea4e624011bbfe22e09

      SHA1

      d2fca489efcba4dc4c12879e67641866caed02d5

      SHA256

      2ec6f473c2d23c243a1e0487e316a51bc0e9092332f552c1edcc6f500b7a703c

      SHA512

      cca27145cc2fbbaf516acd20db23ce336ee06988ac9f8c3fd0a27d2859b14f97dc3b7b51867fa4930d5a14ec5b2e3984838018aaf5e7b4d5f7b25c916f8efe61

    • C:\Program Files\Java\install.bat

      Filesize

      290B

      MD5

      9dc2286281a11ee72985dd2041a58ee3

      SHA1

      de55198aa0f697ed77e98e3e61deb4cb70ba3b03

      SHA256

      67f0f1704add831bd00a4977a185a2c97198cc4b3299233f62c3a0820716268a

      SHA512

      ce4443ec8482cdce28bae0169b0d7df688190a596b914df0bbf62ae2598312c9bfc703ffd2d9b6c548e170bf4cb60cef9d4f9494b0e6391cd8cf6d45affa05f6

    • C:\Program Files\Java\rfusclient.exe

      Filesize

      1.5MB

      MD5

      b8667a1e84567fcf7821bcefb6a444af

      SHA1

      9c1f91fe77ad357c8f81205d65c9067a270d61f0

      SHA256

      dc9d875e659421a51addd8e8a362c926369e84320ab0c5d8bbb1e4d12d372fc9

      SHA512

      ec6af663a3b41719d684f04504746f91196105ef6f8baa013b4bd02df6684eca49049d5517691f8e3a4ba6351fe35545a27f728b1d29d949e950d574a012f852

    • C:\Program Files\Java\rfusclient.exe

      Filesize

      1.5MB

      MD5

      b8667a1e84567fcf7821bcefb6a444af

      SHA1

      9c1f91fe77ad357c8f81205d65c9067a270d61f0

      SHA256

      dc9d875e659421a51addd8e8a362c926369e84320ab0c5d8bbb1e4d12d372fc9

      SHA512

      ec6af663a3b41719d684f04504746f91196105ef6f8baa013b4bd02df6684eca49049d5517691f8e3a4ba6351fe35545a27f728b1d29d949e950d574a012f852

    • C:\Program Files\Java\rfusclient.exe

      Filesize

      1.5MB

      MD5

      b8667a1e84567fcf7821bcefb6a444af

      SHA1

      9c1f91fe77ad357c8f81205d65c9067a270d61f0

      SHA256

      dc9d875e659421a51addd8e8a362c926369e84320ab0c5d8bbb1e4d12d372fc9

      SHA512

      ec6af663a3b41719d684f04504746f91196105ef6f8baa013b4bd02df6684eca49049d5517691f8e3a4ba6351fe35545a27f728b1d29d949e950d574a012f852

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

      Filesize

      1.7MB

      MD5

      37a8802017a212bb7f5255abc7857969

      SHA1

      cb10c0d343c54538d12db8ed664d0a1fa35b6109

      SHA256

      1699b9b4fc1724f9b0918b57ca58c453829a3935efd89bd4e9fa66b5e9f2b8a6

      SHA512

      4e20141da8ea4499daf8be5cc41b664dc4229e9575765caf6dc5873d8d0a09f9e200988e1404e767d0415005876a4cf38d5737bd3e1b2c12c4a8fb28adb4f0a0

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

      Filesize

      1.7MB

      MD5

      37a8802017a212bb7f5255abc7857969

      SHA1

      cb10c0d343c54538d12db8ed664d0a1fa35b6109

      SHA256

      1699b9b4fc1724f9b0918b57ca58c453829a3935efd89bd4e9fa66b5e9f2b8a6

      SHA512

      4e20141da8ea4499daf8be5cc41b664dc4229e9575765caf6dc5873d8d0a09f9e200988e1404e767d0415005876a4cf38d5737bd3e1b2c12c4a8fb28adb4f0a0

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

      Filesize

      1.7MB

      MD5

      37a8802017a212bb7f5255abc7857969

      SHA1

      cb10c0d343c54538d12db8ed664d0a1fa35b6109

      SHA256

      1699b9b4fc1724f9b0918b57ca58c453829a3935efd89bd4e9fa66b5e9f2b8a6

      SHA512

      4e20141da8ea4499daf8be5cc41b664dc4229e9575765caf6dc5873d8d0a09f9e200988e1404e767d0415005876a4cf38d5737bd3e1b2c12c4a8fb28adb4f0a0

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

      Filesize

      1.7MB

      MD5

      37a8802017a212bb7f5255abc7857969

      SHA1

      cb10c0d343c54538d12db8ed664d0a1fa35b6109

      SHA256

      1699b9b4fc1724f9b0918b57ca58c453829a3935efd89bd4e9fa66b5e9f2b8a6

      SHA512

      4e20141da8ea4499daf8be5cc41b664dc4229e9575765caf6dc5873d8d0a09f9e200988e1404e767d0415005876a4cf38d5737bd3e1b2c12c4a8fb28adb4f0a0

    • C:\doc1.exe

      Filesize

      4.1MB

      MD5

      4a609a79f2897bbd6d8b8dcf023f06bd

      SHA1

      9f3b926c36fc3e133fc9f6724c00d0bfe7e1a1d8

      SHA256

      d0518aa957a7f0b1d71862837799a62d5c81bd3d27708991169bd1c24ba41994

      SHA512

      32186e86d5b05b9824f3e2b087b2a0bad799c0f20a00c435d42cf74a3d4848e7d0ddff1ae54b173c0cb3f12c7f18c2959bbd6148ba911dcf5c13722ba6434ec4

    • C:\doc1.exe

      Filesize

      4.1MB

      MD5

      4a609a79f2897bbd6d8b8dcf023f06bd

      SHA1

      9f3b926c36fc3e133fc9f6724c00d0bfe7e1a1d8

      SHA256

      d0518aa957a7f0b1d71862837799a62d5c81bd3d27708991169bd1c24ba41994

      SHA512

      32186e86d5b05b9824f3e2b087b2a0bad799c0f20a00c435d42cf74a3d4848e7d0ddff1ae54b173c0cb3f12c7f18c2959bbd6148ba911dcf5c13722ba6434ec4

    • C:\doc1.sfx.exe

      Filesize

      4.3MB

      MD5

      bcae37d89fb1bbe59960f67ec9618439

      SHA1

      1d49b41e36167168043c71ed6954a6034bd42344

      SHA256

      cee445438e9ab25378d425b8d0d3ed005321482b21274a1c70de3b081973abd3

      SHA512

      02798c34c51f9907b4fb89688aeef191ddfa98fa56eb21dc6bdedb5f41f010c7f45889e43ee633cc240a3194312807c515c7d8569799cb2256c47e547a8ab12e

    • C:\program files\java\install.vbs

      Filesize

      117B

      MD5

      65fc32766a238ff3e95984e325357dbb

      SHA1

      3ac16a2648410be8aa75f3e2817fbf69bb0e8922

      SHA256

      a7b067e9e4d44efe579c7cdb1e847d61af2323d3d73c6fffb22e178ae476f420

      SHA512

      621e81fc2d0f9dd92413481864638a140bee94c7dbd31f944826b21bd6ad6b8a59e63de9f7f0025cffc0efb7f9975dde77f523510ee23ada62c152a63a22f608

    • \??\c:\doc1.sfx.exe

      Filesize

      4.3MB

      MD5

      bcae37d89fb1bbe59960f67ec9618439

      SHA1

      1d49b41e36167168043c71ed6954a6034bd42344

      SHA256

      cee445438e9ab25378d425b8d0d3ed005321482b21274a1c70de3b081973abd3

      SHA512

      02798c34c51f9907b4fb89688aeef191ddfa98fa56eb21dc6bdedb5f41f010c7f45889e43ee633cc240a3194312807c515c7d8569799cb2256c47e547a8ab12e

    • \??\c:\program files\java\regedit.reg

      Filesize

      11KB

      MD5

      d8f5fdb5d05cf0d94232bf2cc1345db8

      SHA1

      1d03fb003f63f5f6a6d54017665a43331e70fbc5

      SHA256

      3324470666a21b8623190098c742a3cf8d1047b018e5942da31c8644d1ecc334

      SHA512

      de60b348c532c3fb1f684d0b91673f3c11e59ece9b7b566c0a2cf00791640bc5213cbb73d08c28146eaf1b35c0760a1f8ef4f7d50c164205f36c3b38aee7bc35

    • \??\c:\program files\java\rfusclient.exe

      Filesize

      1.5MB

      MD5

      b8667a1e84567fcf7821bcefb6a444af

      SHA1

      9c1f91fe77ad357c8f81205d65c9067a270d61f0

      SHA256

      dc9d875e659421a51addd8e8a362c926369e84320ab0c5d8bbb1e4d12d372fc9

      SHA512

      ec6af663a3b41719d684f04504746f91196105ef6f8baa013b4bd02df6684eca49049d5517691f8e3a4ba6351fe35545a27f728b1d29d949e950d574a012f852

    • \??\c:\program files\java\rutserv.exe

      Filesize

      1.7MB

      MD5

      37a8802017a212bb7f5255abc7857969

      SHA1

      cb10c0d343c54538d12db8ed664d0a1fa35b6109

      SHA256

      1699b9b4fc1724f9b0918b57ca58c453829a3935efd89bd4e9fa66b5e9f2b8a6

      SHA512

      4e20141da8ea4499daf8be5cc41b664dc4229e9575765caf6dc5873d8d0a09f9e200988e1404e767d0415005876a4cf38d5737bd3e1b2c12c4a8fb28adb4f0a0

    • \??\c:\program files\java\vp8decoder.dll

      Filesize

      155KB

      MD5

      88318158527985702f61d169434a4940

      SHA1

      3cc751ba256b5727eb0713aad6f554ff1e7bca57

      SHA256

      4c04d7968a9fe9d9258968d3a722263334bbf5f8af972f206a71f17fa293aa74

      SHA512

      5d88562b6c6d2a5b14390512712819238cd838914f7c48a27f017827cb9b825c24ff05a30333427acec93cd836e8f04158b86d17e6ac3dd62c55b2e2ff4e2aff

    • \??\c:\program files\java\vp8encoder.dll

      Filesize

      593KB

      MD5

      6298c0af3d1d563834a218a9cc9f54bd

      SHA1

      0185cd591e454ed072e5a5077b25c612f6849dc9

      SHA256

      81af82019d9f45a697a8ca1788f2c5c0205af9892efd94879dedf4bc06db4172

      SHA512

      389d89053689537cdb582c0e8a7951a84549f0c36484db4346c31bdbe7cb93141f6a354069eb13e550297dc8ec35cd6899746e0c16abc876a0fe542cc450fffe

    • memory/216-191-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/216-189-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/216-187-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/216-194-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/216-193-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/1072-199-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/1072-202-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/1072-198-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/1072-203-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/1072-200-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/1072-201-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/2316-176-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/2316-175-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/2316-174-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/2316-177-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/2316-204-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/2316-173-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/3560-188-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/3560-190-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/3560-186-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/3560-192-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/3560-195-0x0000000000400000-0x00000000009B6000-memory.dmp

      Filesize

      5.7MB

    • memory/4348-164-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4348-163-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4348-162-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4348-161-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4348-160-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4348-159-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4764-185-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4764-171-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4764-170-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4764-169-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4764-168-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4764-167-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4780-156-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4780-155-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4780-154-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4780-153-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4780-151-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB

    • memory/4780-152-0x0000000000400000-0x0000000000AB9000-memory.dmp

      Filesize

      6.7MB