Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2024 12:07

General

  • Target

    RMS.7.1.7.0_configured_client.msi

  • Size

    21.5MB

  • MD5

    282e49971af85d26fcc453c1604dbca2

  • SHA1

    e2fa2c353891cd1782d0237a65d86bd4ad9e811c

  • SHA256

    7246aefd7681d59bc981afbece29efbe31ce1aabac8c3ee6d74a4e52afcda468

  • SHA512

    486be3d725bf9828521fd883033eb1ee9c2b5cc3faee0bf8cab829deccff70c6510f92088876193ba7d3249390a4e0c166cf07850917a8fe2c1e5845a5e83705

  • SSDEEP

    393216:p4HnfylxIDItISQ3f5W4YyGIi8224pPwpd0YDW0J9pd88lVpA:p4HaYkITCyGH822UoDW0e

Malware Config

Signatures

  • Detect Lumma Stealer payload V2 1 IoCs
  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • Lumma family
  • Blocklisted process makes network request 2 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Drops file in System32 directory 8 IoCs
  • Drops file in Program Files directory 57 IoCs
  • Drops file in Windows directory 18 IoCs
  • Executes dropped EXE 10 IoCs
  • Loads dropped DLL 11 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 45 IoCs
  • Modifies registry class 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 50 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 21 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\RMS.7.1.7.0_configured_client.msi
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4592
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1432
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 68840EA1CFD50EBB1083A35464444CDE C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:4664
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:3112
      • C:\Program Files (x86)\Remote Manipulator System - Host\rfusclient.exe
        "C:\Program Files (x86)\Remote Manipulator System - Host\rfusclient.exe" -msi_copy "C:\Users\Admin\AppData\Local\Temp\RMS.7.1.7.0_configured_client.msi"
        2⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:968
      • C:\Program Files (x86)\Remote Manipulator System - Host\rutserv.exe
        "C:\Program Files (x86)\Remote Manipulator System - Host\rutserv.exe" /silentinstall
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:5016
      • C:\Program Files (x86)\Remote Manipulator System - Host\rutserv.exe
        "C:\Program Files (x86)\Remote Manipulator System - Host\rutserv.exe" /firewall
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:4624
      • C:\Program Files (x86)\Remote Manipulator System - Host\rutserv.exe
        "C:\Program Files (x86)\Remote Manipulator System - Host\rutserv.exe" /start
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:1220
      • C:\Program Files (x86)\Remote Manipulator System - Host\rutserv.exe
        "C:\Program Files (x86)\Remote Manipulator System - Host\rutserv.exe" /CONFIG /SETSECURITY
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:1812
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:3860
    • C:\Program Files (x86)\Remote Manipulator System - Host\rutserv.exe
      "C:\Program Files (x86)\Remote Manipulator System - Host\rutserv.exe" -service
      1⤵
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:436
      • C:\Program Files (x86)\Remote Manipulator System - Host\rfusclient.exe
        "C:\Program Files (x86)\Remote Manipulator System - Host\rfusclient.exe"
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3260
        • C:\Program Files (x86)\Remote Manipulator System - Host\rfusclient.exe
          "C:\Program Files (x86)\Remote Manipulator System - Host\rfusclient.exe" /tray
          3⤵
          • Checks computer location settings
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:1988
      • C:\Program Files (x86)\Remote Manipulator System - Host\rfusclient.exe
        "C:\Program Files (x86)\Remote Manipulator System - Host\rfusclient.exe" /tray
        2⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:4944
      • C:\Program Files (x86)\Remote Manipulator System - Host\rutserv.exe
        "C:\Program Files (x86)\Remote Manipulator System - Host\rutserv.exe" -firewall
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4688

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Remote Manipulator System - Host\eventmsg.dll

      Filesize

      51KB

      MD5

      4e84df6558c385bc781cddea34c9fba3

      SHA1

      6d63d87c19c11bdbfa484a5835ffffd7647296c8

      SHA256

      0526073f28a3b5999528bfa0e680d668922499124f783f02c52a3b25c367ef6d

      SHA512

      c35da0744568bfffeff09e6590d059e91e5d380c5feb3a0fbc5b19477ceca007a882884a7033345ce408fce1deac5248ad9b046656478d734fe494b787f8a9f2

    • C:\Program Files (x86)\Remote Manipulator System - Host\libeay32.dll

      Filesize

      1.3MB

      MD5

      5222eaf78313758b0520be16e3f8392e

      SHA1

      9c7cc8fb340618fef38422cf0c75c4c9bfb216e2

      SHA256

      4771b71a48190504094d104087dd431c1c40bde6fad0338a86aa42f7f2a457a5

      SHA512

      459503146f963c64777c56176e480e3334c5bcff2bfef14fc2925b38f1f32117c387dc957789e1691a68798c004c9e672460bda51edcc7b45fb0e1553bf66812

    • C:\Program Files (x86)\Remote Manipulator System - Host\rfusclient.exe

      Filesize

      10.2MB

      MD5

      06208aa91f0f77d6c9b989f65803382a

      SHA1

      75e37439e6d1537fadf38c758df3a9fb232313cf

      SHA256

      d576d6fcfdae0ac29d5b040847929b2f8a83436f6b2160a88e8c5ebc119654c5

      SHA512

      a31e9c4c860873155690b90fb8f6d9ca30b084aa32ac94bb7e8ad90ca8d6d89349dc4924eafb2b689ef9ebaf5faa264d9f6c062818d844d17baae7793ba2ec1e

    • C:\Program Files (x86)\Remote Manipulator System - Host\rutserv.exe

      Filesize

      13.2MB

      MD5

      ece07269ca0117d3d8b5985143ce0c12

      SHA1

      27944e65b0387cacc2839d0ca7bac743a78bc6db

      SHA256

      22c8e0b88d08f44103b1e41e47f3ebe323d00ec8d737f7f34e724bad6922d9bf

      SHA512

      58b95bbdc4ec9e72c9d6d6ec919a021be1c9c4ddda933e2ac9c884351dde5a304d2f7a262256176b89542d3b1893457d3c70c994d58578ead785e41853acf18b

    • C:\Program Files (x86)\Remote Manipulator System - Host\rutserv.exe

      Filesize

      19.8MB

      MD5

      41dc282cbf89b0737ae6dd2de5a71015

      SHA1

      4aac4bafaf43be690089549584770f9e88630b45

      SHA256

      b8049a022430c34f0b8b3c9f357a9afa4fd6cb940b7353a610d1f53fb5bf471c

      SHA512

      ee8f3af6c633385eb1c7022189604c16948fd9fb0da1eb017d529872df2f075b26bdc158cf2ef4772237f338d87d9f6dc1944381cd65c5a636add0e22a599d6d

    • C:\Program Files (x86)\Remote Manipulator System - Host\ssleay32.dll

      Filesize

      337KB

      MD5

      90a4b7fc6807693e68dd32b68614d989

      SHA1

      785484ef531ca90f323d5b017fefcff05e68093a

      SHA256

      4f475bd6235d2f761f6c6dbdf3f4b2f35fc6a3787e6b1b28a1912e85cb9be2f6

      SHA512

      97b970cb24774f141042149ac53e45b3fc42f9ce911c0ca774aa3812f48d7744434bf31d217b2a8522439d0e3f71048cc916556c18a71be61b203c942373a81c

    • C:\Program Files (x86)\Remote Manipulator System - Host\vp8decoder.dll

      Filesize

      379KB

      MD5

      e247666cdea63da5a95aebc135908207

      SHA1

      4642f6c3973c41b7d1c9a73111a26c2d7ac9c392

      SHA256

      b419ed0374e3789b4f83d4af601f796d958e366562a0aaea5d2f81e82abdcf33

      SHA512

      06da11e694d5229783cfb058dcd04d855a1d0758beeaa97bcd886702a1502d0bf542e7890aa8f2e401be36ccf70376b5c091a5d328bb1abe738bc0798ab98a54

    • C:\Program Files (x86)\Remote Manipulator System - Host\vp8encoder.dll

      Filesize

      1.6MB

      MD5

      d5c2a6ac30e76b7c9b55adf1fe5c1e4a

      SHA1

      3d841eb48d1a32b511611d4b9e6eed71e2c373ee

      SHA256

      11c7004851e6e6624158990dc8abe3aa517bcab708364d469589ad0ca3dba428

      SHA512

      3c1c7fb535e779ac6c0d5aef2d4e9239f1c27136468738a0bd8587f91b99365a38808be31380be98fd74063d266654a6ac2c2e88861a3fe314a95f1296699e1d

    • C:\Program Files (x86)\Remote Manipulator System - Host\webmmux.dll

      Filesize

      259KB

      MD5

      49c51ace274d7db13caa533880869a4a

      SHA1

      b539ed2f1a15e2d4e5c933611d736e0c317b8313

      SHA256

      1d6407d7c7ffd2642ea7f97c86100514e8e44f58ff522475cb42bcc43a1b172b

      SHA512

      13440009e2f63078dce466bf2fe54c60feb6cedeed6e9e6fc592189c50b0780543c936786b7051311089f39e9e3ccb67f705c54781c4cae6d3a8007998befbf6

    • C:\Program Files (x86)\Remote Manipulator System - Host\webmvorbisdecoder.dll

      Filesize

      364KB

      MD5

      eda07083af5b6608cb5b7c305d787842

      SHA1

      d1703c23522d285a3ccdaf7ba2eb837d40608867

      SHA256

      c4683eb09d65d692ca347c0c21f72b086bd2faf733b13234f3a6b28444457d7d

      SHA512

      be5879621d544c4e2c4b0a5db3d93720623e89e841b2982c7f6c99ba58d30167e0dd591a12048ed045f19ec45877aa2ef631b301b903517effa17579c4b7c401

    • C:\Program Files (x86)\Remote Manipulator System - Host\webmvorbisencoder.dll

      Filesize

      859KB

      MD5

      642dc7e57f0c962b9db4c8fb346bc5a7

      SHA1

      acee24383b846f7d12521228d69135e5704546f6

      SHA256

      63b4b5db4a96a8abec82b64034f482b433cd4168c960307ac5cc66d2fbf67ede

      SHA512

      fb163a0ce4e3ad0b0a337f5617a7bf59070df05cc433b6463384e8687af3edc197e447609a0d86fe25ba3ee2717fd470f2620a8fc3a2998a7c3b3a40530d0bae

    • C:\ProgramData\Remote Manipulator System\msi\70170_{CA01AB2D-E912-4FC0-AD52-2D610BE0D1CF}\RMS.7.1.7.0_configured_client.msi

      Filesize

      21.5MB

      MD5

      282e49971af85d26fcc453c1604dbca2

      SHA1

      e2fa2c353891cd1782d0237a65d86bd4ad9e811c

      SHA256

      7246aefd7681d59bc981afbece29efbe31ce1aabac8c3ee6d74a4e52afcda468

      SHA512

      486be3d725bf9828521fd883033eb1ee9c2b5cc3faee0bf8cab829deccff70c6510f92088876193ba7d3249390a4e0c166cf07850917a8fe2c1e5845a5e83705

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\42B9A473B4DAF01285A36B4D3C7B1662_178C086B699FD6C56B804AF3EF759CB5

      Filesize

      471B

      MD5

      6ffcc08afff66cb043499364b8d087b3

      SHA1

      697582ea5a9bbd0fa7379c56cf6819942444ad7e

      SHA256

      a9345354e0efb6635b68e28cc14d15fa9b29d9d9a60734780ed92ae53e428c18

      SHA512

      155c87a07e7732977bb540b8517c1fbb6ccde96ea0c9cda4a1531353e038a0d6d05e4d2dd6187a468a7811bee640eb47a64eb38d45053a7d09cd2c60ac0d3398

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66AE3BFDF94A732B262342AD2154B86E_DDC6638534E8608691DE0CEAFF22DE0F

      Filesize

      471B

      MD5

      e5a7c1c1bddfe96adba491bdb4dc2dc4

      SHA1

      dae98cf0a90833f51f9bd527cf396327018501f2

      SHA256

      b154d4cd22bc400c4159504295dc38a1cb8d3511ab3203ccc9e82c06be70da63

      SHA512

      db83b0f7159d47a0a884369de2c45dd729882061b3b7cc07c97b5b848f9b648684fb3ad3281b75dab334632b40b520164ea41791b64781d61907f674981ec065

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\42B9A473B4DAF01285A36B4D3C7B1662_178C086B699FD6C56B804AF3EF759CB5

      Filesize

      404B

      MD5

      d562cb0ac5895344eadb999a9ea9d51e

      SHA1

      1abd9802e0576b42f5037ca8e30ab0dbe1716bee

      SHA256

      fde04d67dedab5a9a2f2792821b9b1e2aa54d16cc3e0fec4c5bec9ecfa51827e

      SHA512

      7417bfa8cfe3357b9b1d12a91996b11731cd38026e41ec92c99d5c809ee5d93be847ffe5b6c45b7db7f43cea6c84688ccd2d8c582eff2d0a60c3f2d1df3a3412

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66AE3BFDF94A732B262342AD2154B86E_DDC6638534E8608691DE0CEAFF22DE0F

      Filesize

      408B

      MD5

      1725cd0ba9325b5cc60f0e2c8c0e9c77

      SHA1

      80b0d6bb240a98490c04d18dd3ad74f76da3d81e

      SHA256

      2ee1f157d950f0b0836c0963b2773868445c567364eff89c5969d78080441035

      SHA512

      fdd0331b749a2830f84785617f01144f2a67c2597a0f186a5ddbc8673a739004c569ef5fd89c85d8257b0a909eebc7daaed5bde960a91ea35c94ebfea82a5012

    • C:\Users\Admin\AppData\Local\Temp\MSIB3A0.tmp

      Filesize

      165KB

      MD5

      b5adf92090930e725510e2aafe97434f

      SHA1

      eb9aff632e16fcb0459554979d3562dcf5652e21

      SHA256

      1f6f0d9f136bc170cfbc48a1015113947087ac27aed1e3e91673ffc91b9f390b

      SHA512

      1076165011e20c2686fb6f84a47c31da939fa445d9334be44bdaa515c9269499bd70f83eb5fcfa6f34cf7a707a828ff1b192ec21245ee61817f06a66e74ff509

    • \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2

      Filesize

      24.1MB

      MD5

      fd309f0efe4a9b971e95ec0e28b4c8eb

      SHA1

      ed8082c618c5e711fcb09f8bcb0be89be2335320

      SHA256

      14a222127b0f0f96e1eaeed581732a8e9fbb34d30f9e832e47f0618a227850e7

      SHA512

      c9b6da0b7f9f8939933b9d7cd8de995872a0fe64d79c269697b065e86e76dd0be569a3217267de1baf24a419710f572b8e7e9ae08140cefbff76c87300450157

    • \??\Volume{f9c79713-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{b585e5cf-3174-4937-8160-48aa4b908f73}_OnDiskSnapshotProp

      Filesize

      6KB

      MD5

      907dd3dd2b6af26daf6cbbe0963da9f2

      SHA1

      f91cf64b084c0705b087be98adbbbc4f59513840

      SHA256

      c5b4284a7eae42f20690ab9e44c2272f564683dd3cb15d776095390bb98dd097

      SHA512

      b4703b00d29aa36c89c7a42801b632b257c64c7d099018c92bb778f6aa79d7dba96b9cc234982d2634f1eed2e3b68efd446de1d55e81e4e641d3a78e727655e8

    • memory/436-156-0x0000000000400000-0x0000000001897000-memory.dmp

      Filesize

      20.6MB

    • memory/436-174-0x0000000000400000-0x0000000001897000-memory.dmp

      Filesize

      20.6MB

    • memory/436-169-0x0000000000400000-0x0000000001897000-memory.dmp

      Filesize

      20.6MB

    • memory/436-151-0x0000000000400000-0x0000000001897000-memory.dmp

      Filesize

      20.6MB

    • memory/436-161-0x0000000000400000-0x0000000001897000-memory.dmp

      Filesize

      20.6MB

    • memory/968-97-0x0000000000400000-0x0000000000EEB000-memory.dmp

      Filesize

      10.9MB

    • memory/1220-139-0x0000000000400000-0x0000000001897000-memory.dmp

      Filesize

      20.6MB

    • memory/1812-168-0x0000000000400000-0x0000000001897000-memory.dmp

      Filesize

      20.6MB

    • memory/1812-173-0x0000000000400000-0x0000000001897000-memory.dmp

      Filesize

      20.6MB

    • memory/1812-148-0x0000000000400000-0x0000000001897000-memory.dmp

      Filesize

      20.6MB

    • memory/1812-155-0x0000000000400000-0x0000000001897000-memory.dmp

      Filesize

      20.6MB

    • memory/1812-160-0x0000000000400000-0x0000000001897000-memory.dmp

      Filesize

      20.6MB

    • memory/1988-150-0x0000000000400000-0x0000000000EEB000-memory.dmp

      Filesize

      10.9MB

    • memory/3260-152-0x0000000000400000-0x0000000000EEB000-memory.dmp

      Filesize

      10.9MB

    • memory/4624-114-0x0000000000400000-0x0000000001897000-memory.dmp

      Filesize

      20.6MB

    • memory/4944-163-0x0000000000400000-0x0000000000EEB000-memory.dmp

      Filesize

      10.9MB

    • memory/4944-171-0x0000000000400000-0x0000000000EEB000-memory.dmp

      Filesize

      10.9MB

    • memory/4944-158-0x0000000000400000-0x0000000000EEB000-memory.dmp

      Filesize

      10.9MB

    • memory/4944-153-0x0000000000400000-0x0000000000EEB000-memory.dmp

      Filesize

      10.9MB

    • memory/4944-177-0x0000000000400000-0x0000000000EEB000-memory.dmp

      Filesize

      10.9MB

    • memory/5016-110-0x0000000000400000-0x0000000001897000-memory.dmp

      Filesize

      20.6MB