Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-07-2022 02:36

General

  • Target

    7b6e26e5669e5904370d39708a299550a3ab8c1797e3257dee36923f63030288.exe

  • Size

    4.0MB

  • MD5

    ea0f7dcda9ac2e2ad0810c00c6f7f5f9

  • SHA1

    b6f534a265b69840f95fc0a2511ceb567e70da81

  • SHA256

    7b6e26e5669e5904370d39708a299550a3ab8c1797e3257dee36923f63030288

  • SHA512

    3b04f28726f5ddb0f4fb839b012b44958a4498cb0419678cd92bca2739639b83dd34fab4157492a0c392e16686d359bdb662c0e6804440fa18de3e5814b3de2d

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 7 IoCs
  • UPX packed file 2 IoCs

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

  • Checks computer location settings 2 TTPs 2 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 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7b6e26e5669e5904370d39708a299550a3ab8c1797e3257dee36923f63030288.exe
    "C:\Users\Admin\AppData\Local\Temp\7b6e26e5669e5904370d39708a299550a3ab8c1797e3257dee36923f63030288.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Program Files directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3768
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Program Files\Java\install.vbs"
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:4864
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Program Files\Java\install.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2228
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /f /im rutserv.exe
          4⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:3328
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /f /im rfusclient.exe
          4⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:3352
        • C:\Windows\SysWOW64\reg.exe
          reg delete "HKLM\SYSTEM\Remote Manipulator System" /f
          4⤵
            PID:4080
          • C:\Windows\SysWOW64\regedit.exe
            regedit /s "regedit.reg"
            4⤵
            • Runs .reg file with regedit
            PID:3136
          • C:\Windows\SysWOW64\timeout.exe
            timeout 2
            4⤵
            • Delays execution with timeout.exe
            PID:4028
          • \??\c:\Program Files\Java\rutserv.exe
            rutserv.exe /silentinstall
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            PID:3056
          • \??\c:\Program Files\Java\rutserv.exe
            rutserv.exe /firewall
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of SetWindowsHookEx
            PID:3304
          • \??\c:\Program Files\Java\rutserv.exe
            rutserv.exe /start
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            PID:2176
    • \??\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:4444
      • \??\c:\Program Files\Java\rfusclient.exe
        "c:\Program Files\Java\rfusclient.exe" /tray
        2⤵
        • Executes dropped EXE
        PID:32
      • \??\c:\Program Files\Java\rfusclient.exe
        "c:\Program Files\Java\rfusclient.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:176
        • \??\c:\Program Files\Java\rfusclient.exe
          "c:\Program Files\Java\rfusclient.exe" /tray
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: SetClipboardViewer
          PID:4496

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      290B

      MD5

      9dc2286281a11ee72985dd2041a58ee3

      SHA1

      de55198aa0f697ed77e98e3e61deb4cb70ba3b03

      SHA256

      67f0f1704add831bd00a4977a185a2c97198cc4b3299233f62c3a0820716268a

      SHA512

      ce4443ec8482cdce28bae0169b0d7df688190a596b914df0bbf62ae2598312c9bfc703ffd2d9b6c548e170bf4cb60cef9d4f9494b0e6391cd8cf6d45affa05f6

    • C:\Program Files\Java\install.vbs
      Filesize

      117B

      MD5

      65fc32766a238ff3e95984e325357dbb

      SHA1

      3ac16a2648410be8aa75f3e2817fbf69bb0e8922

      SHA256

      a7b067e9e4d44efe579c7cdb1e847d61af2323d3d73c6fffb22e178ae476f420

      SHA512

      621e81fc2d0f9dd92413481864638a140bee94c7dbd31f944826b21bd6ad6b8a59e63de9f7f0025cffc0efb7f9975dde77f523510ee23ada62c152a63a22f608

    • 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:\Program Files\Java\regedit.reg
      Filesize

      11KB

      MD5

      0b27586ecd0613374466c8dece651e01

      SHA1

      2ce1a699b984f597db339ca1a33be5a011cd915d

      SHA256

      0b022892eab52de3911e818573f836610106571d2ee5b2b5a58f916ffa4e3dc3

      SHA512

      d23e0feb708f37cdc9421d4212d9395b3f2d6d600c31454eefefd41069f386bac91ea028bab0369f63a9bdb0332f1f9e36973b71bd94f47f86d5ad1bf210739f

    • \??\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/32-187-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/32-202-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/32-184-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/32-189-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/32-176-0x0000000000000000-mapping.dmp
    • memory/32-182-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/32-191-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/32-181-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/176-190-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/176-179-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/176-183-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/176-175-0x0000000000000000-mapping.dmp
    • memory/176-185-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/176-186-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/176-188-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/176-201-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/2176-166-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/2176-161-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/2176-162-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/2176-163-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/2176-164-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/2176-160-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/2176-158-0x0000000000000000-mapping.dmp
    • memory/2176-180-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/2228-133-0x0000000000000000-mapping.dmp
    • memory/3056-144-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/3056-143-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/3056-145-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/3056-140-0x0000000000000000-mapping.dmp
    • memory/3056-147-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/3056-146-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/3056-148-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/3056-149-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/3136-137-0x0000000000000000-mapping.dmp
    • memory/3304-157-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/3304-153-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/3304-152-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/3304-150-0x0000000000000000-mapping.dmp
    • memory/3304-154-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/3304-155-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/3304-156-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/3328-134-0x0000000000000000-mapping.dmp
    • memory/3352-135-0x0000000000000000-mapping.dmp
    • memory/4028-139-0x0000000000000000-mapping.dmp
    • memory/4080-136-0x0000000000000000-mapping.dmp
    • memory/4444-171-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/4444-170-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/4444-169-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/4444-168-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/4444-167-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/4444-200-0x0000000000400000-0x0000000000AB9000-memory.dmp
      Filesize

      6.7MB

    • memory/4496-195-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/4496-196-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/4496-197-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/4496-198-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/4496-199-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/4496-194-0x0000000000400000-0x00000000009B6000-memory.dmp
      Filesize

      5.7MB

    • memory/4496-192-0x0000000000000000-mapping.dmp
    • memory/4864-130-0x0000000000000000-mapping.dmp