Analysis

  • max time kernel
    1800s
  • max time network
    1795s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-06-2024 12:55

General

  • Target

    agent.exe

  • Size

    17.1MB

  • MD5

    2cb82383ac2bf37db831dc927a28d0cc

  • SHA1

    608d28463f9a537eac5a4d6caf8e7e09e02d489c

  • SHA256

    c69faa01c1a130fec2a7b5797de1afdd7cff02a667310f203abafe24669aedca

  • SHA512

    a793c8a7fe1be6bedd7b8d3d976eac7c459f82d44edeb14350fd6819e81cc5aa65284b6bc87fa60a0de942e172506c524ac88603d494dc576723395419a79037

  • SSDEEP

    393216:s9HMNrwkzj4sw6lFSaPWnl3f7r7Iddirw9Xs/g:wgrwkPhRz94l3Trs19Xs/

Score
10/10

Malware Config

Signatures

  • RMS

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

  • Checks computer location settings 2 TTPs 4 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 4 IoCs
  • UPX packed file 2 IoCs

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

  • Drops file in System32 directory 12 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 46 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\agent.exe
    "C:\Users\Admin\AppData\Local\Temp\agent.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2624
    • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\rfusclient.exe
      "C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\rfusclient.exe" -run_agent
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3644
      • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\rutserv.exe
        "C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\rutserv.exe" -run_agent
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4048
        • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\rutserv.exe
          "C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\rutserv.exe" -run_agent -second
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in System32 directory
          • Modifies data under HKEY_USERS
          • Modifies system certificate store
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3504
          • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\rfusclient.exe
            "C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\rfusclient.exe" /tray /user
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            PID:992

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\EULA.rtf

    Filesize

    133KB

    MD5

    7fd09e69fa62629a04d1e23bb8ca5ff6

    SHA1

    3952c5f339c8bbdf17aff113bcb0149ac8ce4fa6

    SHA256

    f9c56736029b7d278bf8fabc6e0f5bdac67e24b088f2172ea07df2baa3072c19

    SHA512

    e66d523eb5bdfc517749b608ffcd66b883be9c4b8c5c42dbf7e48fe412a5c0ca0876d0dbc8a68355e7bb532ce8749c5e444a25f996b4c27e382e79579ab2b59a

  • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\eventmsg.dll

    Filesize

    51KB

    MD5

    4e84df6558c385bc781cddea34c9fba3

    SHA1

    6d63d87c19c11bdbfa484a5835ffffd7647296c8

    SHA256

    0526073f28a3b5999528bfa0e680d668922499124f783f02c52a3b25c367ef6d

    SHA512

    c35da0744568bfffeff09e6590d059e91e5d380c5feb3a0fbc5b19477ceca007a882884a7033345ce408fce1deac5248ad9b046656478d734fe494b787f8a9f2

  • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\libeay32.dll

    Filesize

    1.3MB

    MD5

    5222eaf78313758b0520be16e3f8392e

    SHA1

    9c7cc8fb340618fef38422cf0c75c4c9bfb216e2

    SHA256

    4771b71a48190504094d104087dd431c1c40bde6fad0338a86aa42f7f2a457a5

    SHA512

    459503146f963c64777c56176e480e3334c5bcff2bfef14fc2925b38f1f32117c387dc957789e1691a68798c004c9e672460bda51edcc7b45fb0e1553bf66812

  • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\rfusclient.exe

    Filesize

    10.3MB

    MD5

    2edafb34eb63daee875fecc5b19246a2

    SHA1

    2a43141312241ba7f3830242f6934a0e1203350d

    SHA256

    cf49b75a2d687a2699a32f34bbebca1e5b65421ce0828c22e226dda1e26dd28b

    SHA512

    cf732dfc0151ece0fcd637ee1cd9d59a1728a587f6922646465c03b347a235211fe38459e96c7304cf88418a886a5441c93ee31e16b7917c94347013fdc606b3

  • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\rutserv.exe

    Filesize

    20.2MB

    MD5

    4bd8516dc7c798b63b69b7b668d4fc20

    SHA1

    57f3a92681aa9e4a57ddf9b0ac5091c0e393053e

    SHA256

    399f620d9b547d9f9e5d41067e6cbe2d58714d4991901180fbac5661b149d077

    SHA512

    71469af6064d3e1d279a7b249d4cd18e8cf4abbf8375f35ca1f7287ae7b29848bb23dbfe0cc2962283a9fae6886aa64d328e165de9eb2198b82a6803ff348d81

  • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\settings.dat

    Filesize

    3KB

    MD5

    f13f9e453bc81c5338552bda4a9e818a

    SHA1

    d7eedce0d5555661ed4f753344415a7b9d1cfe30

    SHA256

    baee5691d67d918ed8f992c51bf748f244c513bcb14505b0ce894a58d9048f45

    SHA512

    b6857ca82560c2238ac5d788465696bea2b5fc4c1fe967222e98292a8ac728ce1a78e82e06f5faddadc54feaba077320aa7272aee95c4222aec5cee4495bdd50

  • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\ssleay32.dll

    Filesize

    337KB

    MD5

    90a4b7fc6807693e68dd32b68614d989

    SHA1

    785484ef531ca90f323d5b017fefcff05e68093a

    SHA256

    4f475bd6235d2f761f6c6dbdf3f4b2f35fc6a3787e6b1b28a1912e85cb9be2f6

    SHA512

    97b970cb24774f141042149ac53e45b3fc42f9ce911c0ca774aa3812f48d7744434bf31d217b2a8522439d0e3f71048cc916556c18a71be61b203c942373a81c

  • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\vp8decoder.dll

    Filesize

    379KB

    MD5

    e247666cdea63da5a95aebc135908207

    SHA1

    4642f6c3973c41b7d1c9a73111a26c2d7ac9c392

    SHA256

    b419ed0374e3789b4f83d4af601f796d958e366562a0aaea5d2f81e82abdcf33

    SHA512

    06da11e694d5229783cfb058dcd04d855a1d0758beeaa97bcd886702a1502d0bf542e7890aa8f2e401be36ccf70376b5c091a5d328bb1abe738bc0798ab98a54

  • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\vp8encoder.dll

    Filesize

    1.6MB

    MD5

    d5c2a6ac30e76b7c9b55adf1fe5c1e4a

    SHA1

    3d841eb48d1a32b511611d4b9e6eed71e2c373ee

    SHA256

    11c7004851e6e6624158990dc8abe3aa517bcab708364d469589ad0ca3dba428

    SHA512

    3c1c7fb535e779ac6c0d5aef2d4e9239f1c27136468738a0bd8587f91b99365a38808be31380be98fd74063d266654a6ac2c2e88861a3fe314a95f1296699e1d

  • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\webmmux.dll

    Filesize

    259KB

    MD5

    49c51ace274d7db13caa533880869a4a

    SHA1

    b539ed2f1a15e2d4e5c933611d736e0c317b8313

    SHA256

    1d6407d7c7ffd2642ea7f97c86100514e8e44f58ff522475cb42bcc43a1b172b

    SHA512

    13440009e2f63078dce466bf2fe54c60feb6cedeed6e9e6fc592189c50b0780543c936786b7051311089f39e9e3ccb67f705c54781c4cae6d3a8007998befbf6

  • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\webmvorbisdecoder.dll

    Filesize

    364KB

    MD5

    eda07083af5b6608cb5b7c305d787842

    SHA1

    d1703c23522d285a3ccdaf7ba2eb837d40608867

    SHA256

    c4683eb09d65d692ca347c0c21f72b086bd2faf733b13234f3a6b28444457d7d

    SHA512

    be5879621d544c4e2c4b0a5db3d93720623e89e841b2982c7f6c99ba58d30167e0dd591a12048ed045f19ec45877aa2ef631b301b903517effa17579c4b7c401

  • C:\Users\Admin\AppData\Roaming\RMS Agent\70220\26C1C428CC\webmvorbisencoder.dll

    Filesize

    859KB

    MD5

    642dc7e57f0c962b9db4c8fb346bc5a7

    SHA1

    acee24383b846f7d12521228d69135e5704546f6

    SHA256

    63b4b5db4a96a8abec82b64034f482b433cd4168c960307ac5cc66d2fbf67ede

    SHA512

    fb163a0ce4e3ad0b0a337f5617a7bf59070df05cc433b6463384e8687af3edc197e447609a0d86fe25ba3ee2717fd470f2620a8fc3a2998a7c3b3a40530d0bae

  • memory/992-143-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-155-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-192-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-190-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-188-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-186-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-111-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-184-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-114-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-182-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-180-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-117-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-178-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-120-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-123-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-176-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-128-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-174-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-131-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-172-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-134-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-170-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-167-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-137-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-164-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-140-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-161-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-158-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-146-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-152-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/992-149-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/2624-1-0x0000000002A70000-0x0000000002A71000-memory.dmp

    Filesize

    4KB

  • memory/2624-71-0x0000000000400000-0x0000000002969000-memory.dmp

    Filesize

    37.4MB

  • memory/2624-0-0x0000000000400000-0x0000000002969000-memory.dmp

    Filesize

    37.4MB

  • memory/3504-173-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-139-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-142-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-175-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-145-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-160-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-163-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-122-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-166-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-136-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-133-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-169-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-130-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-177-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-127-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-148-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-157-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-154-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-171-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-119-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-116-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-179-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-113-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-181-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-110-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-183-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-151-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-185-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-187-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3504-189-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB

  • memory/3644-76-0x0000000000670000-0x0000000001162000-memory.dmp

    Filesize

    10.9MB

  • memory/3644-73-0x00000000037C0000-0x00000000037C1000-memory.dmp

    Filesize

    4KB

  • memory/4048-82-0x0000000000E40000-0x0000000002331000-memory.dmp

    Filesize

    20.9MB