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Overview

overview

8

Static

static

1

voicemeetersetup.exe

windows11-21h2-x64

Analysis

  • max time kernel
    34s
  • max time network
    39s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240508-en
  • resource tags

    arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    11/06/2024, 18:43

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Errors

Reason
Machine shutdown
Report Analysis Logs

General

  • Target

    voicemeetersetup.exe

  • Size

    23.0MB

  • MD5

    498b965e8cb309fcd76095905c37dc2b

  • SHA1

    18ef98f027a355503045f599d36e1f6da5d5a12d

  • SHA256

    7d32e51937a3733b82a26515db805f698e70c59cda391ddda01411bc9891f490

  • SHA512

    6f937a9a987308d9bec4431858df594bbda0334b6e3d83158febac63fed7823ec585a1ae22b64ae3295bd2f557b0b81549615c5e85f1219aa2600f18d6694d94

  • SSDEEP

    393216:d4lDeyK3pMYU/zvex9SaRw/WRLq3jreWKC6tBwvsMiSirhk1ufkNlQoTJRyCrTde:d4lDeyK3pMYU/zvwSaRwWA35z6tBwvXQ

Score
8/10
discoverypersistence

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Drops file in System32 directory 16 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 6 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Registers COM server for autorun 1 TTPs 3 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 48 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 56 IoCs
  • Modifies registry class 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\voicemeetersetup.exe
    "C:\Users\Admin\AppData\Local\Temp\voicemeetersetup.exe"
    1⤵
    • Drops file in Program Files directory
    • Loads dropped DLL
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1204
    • C:\Program Files (x86)\VB\Voicemeeter\VBVoicemeeterVAIO_Setup_x64.exe
      -h -i -H -n
      2⤵
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:1596
    • C:\Program Files (x86)\VB\Voicemeeter\vbregsvr64.exe
      -fC:\Program Files (x86)\VB\Voicemeeter\vbvm_asiodriver64.dll
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Registers COM server for autorun
      • Modifies registry class
      PID:1892
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://www.vb-audio.com/Voicemeeter/ThankYou.htm
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2788
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7fffcbf73cb8,0x7fffcbf73cc8,0x7fffcbf73cd8
        3⤵
          PID:4824
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1988,5653956121050101408,6892950082567668654,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1996 /prefetch:2
          3⤵
            PID:1244
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1988,5653956121050101408,6892950082567668654,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2092 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4308
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1988,5653956121050101408,6892950082567668654,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2628 /prefetch:8
            3⤵
              PID:2220
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1988,5653956121050101408,6892950082567668654,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3236 /prefetch:1
              3⤵
                PID:4284
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1988,5653956121050101408,6892950082567668654,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3252 /prefetch:1
                3⤵
                  PID:1004
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k DcomLaunch -p -s DeviceInstall
              1⤵
              • Drops file in Windows directory
              • Checks SCSI registry key(s)
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:3876
              • C:\Windows\system32\DrvInst.exe
                DrvInst.exe "4" "0" "C:\Users\Admin\AppData\Local\Temp\{23280fc9-f6f8-cd47-a1ff-c7d90bc4c052}\vbvoicemeetervaio64_win10.inf" "9" "43914f2f7" "0000000000000154" "WinSta0\Default" "000000000000016C" "208" "c:\program files (x86)\vb\voicemeeter"
                2⤵
                • Drops file in System32 directory
                • Drops file in Windows directory
                • Checks SCSI registry key(s)
                • Modifies data under HKEY_USERS
                PID:4692
              • C:\Windows\system32\DrvInst.exe
                DrvInst.exe "2" "211" "ROOT\MEDIA\0000" "C:\Windows\INF\oem3.inf" "oem3.inf:c14ce8840c48fa1f:VBCableInst:15.24.8.620:vbvoicemeetervaio," "43914f2f7" "0000000000000154" "5548"
                2⤵
                • Drops file in Drivers directory
                • Drops file in Windows directory
                • Suspicious use of AdjustPrivilegeToken
                PID:872
            • C:\Windows\System32\CompPkgSrv.exe
              C:\Windows\System32\CompPkgSrv.exe -Embedding
              1⤵
                PID:3924
              • C:\Windows\System32\CompPkgSrv.exe
                C:\Windows\System32\CompPkgSrv.exe -Embedding
                1⤵
                  PID:1216
                • C:\Windows\system32\LogonUI.exe
                  "LogonUI.exe" /flags:0x4 /state0:0xa3a3d055 /state1:0x41c64e6d
                  1⤵
                  • Modifies data under HKEY_USERS
                  • Suspicious use of SetWindowsHookEx
                  PID:2436

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Program Files (x86)\VB\Voicemeeter\VBAN2MIDI.exe
                  Filesize

                  320KB

                  MD5

                  0c2cf9740d7e27330a1105d7376364d1

                  SHA1

                  52c15fcad864d5fab096ceb2d911796c40d5248c

                  SHA256

                  baf390d96ba8f0100af74007a52481bd3825949faf4bcbc259fe47492994d87b

                  SHA512

                  74cbbb435c30b17d547ed18a24cce27e560c87ff31a39f6f2c94de070c492e3bb1fa2b86cb30133ad0af272b283658dd42b86f52850f524aa2133868e95a9a22

                  Download Submit

                • C:\Program Files (x86)\VB\Voicemeeter\VBVoicemeeterVAIO_ControlPanel.exe
                  Filesize

                  910KB

                  MD5

                  6846585cc3d1eb6a0e4cf68e263da266

                  SHA1

                  0bddcd4008a16a03e304ab11031a7edfffe09add

                  SHA256

                  721702fb9ebf73244d2b4cd3070ab48fa790547c45826445100edd8989e78d67

                  SHA512

                  3d2c1c3d96ab9cc6c430619e46719819b5e7bd0ce5b4797b79fac412b9a3282b1f1ce021264e82671f5e70baeeecda09804c46e463d8578a079cf3c6509cf4d9

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                • C:\Program Files (x86)\VB\Voicemeeter\VBVoicemeeterVAIO_Setup_x64.exe
                  Filesize

                  900KB

                  MD5

                  f2add656a75cd81abf4a8980634e92a1

                  SHA1

                  e4d53b74d1a1abf41130c350490770226790e920

                  SHA256

                  28c6409a5ccebb1f83dc25660d800f95c22ca5eff05978f4e3bc780a50d37b61

                  SHA512

                  d9925bdd348a97609a7a167ee1931bf875e3152904c4f447d8c2000af450e26e4433cea4485eded9c38f70b24d2f6a93c21308a9d6546b25e4ddd064190025ee

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                • C:\Program Files (x86)\VB\Voicemeeter\VMStreamerView.exe
                  Filesize

                  116KB

                  MD5

                  e0a5d9d991436c9ac797cb86c9140f12

                  SHA1

                  00c4a6f37ecea86bf9e921bdc4328d5700e051da

                  SHA256

                  c1d7a37cf33bc1d0096df4aba6895232df8fa63e8adafee96fb4f748a09301d8

                  SHA512

                  f7a89d9ff6f985d77aa3f6f79a72b0b56aa8bbc6d2d7c8f73c49918966c0eaf5cc9b0a92c1775bdf3ad17d50d0ded1c6ba327395648517e9b787eeff5108bf3a

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                • C:\Program Files (x86)\VB\Voicemeeter\VoicemeeterBUSGEQ15.exe
                  Filesize

                  526KB

                  MD5

                  428f5d6c1ad8a8cc1ccb07b7de7b5836

                  SHA1

                  250252a7211ad9a4e5efc00f642197959751bdf6

                  SHA256

                  54910065ce0530097d6c8cc1463fd208e4ced199868081528a3e4bc8f39d15b9

                  SHA512

                  6d86d8db5e948892b16a21ad89df0939aa1bf85eb50322d0d7728724948ce5cf51c01cf4618b4a1ddbd792b00adcf5969a14ed96ee66c366955cf841cc59dbcd

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                • C:\Program Files (x86)\VB\Voicemeeter\VoicemeeterBUSMatrix8.exe
                  Filesize

                  157KB

                  MD5

                  8f90b3cf9ae14522043edba0fe02d034

                  SHA1

                  d697d5b8c2130a5c99ab3ee043769a99c44410c5

                  SHA256

                  5e26c31db77526c7c76cd88117993772331883e6ab668601727ce10a7e418e8f

                  SHA512

                  c90b81fd1c6bd8c07eba3f36432c42fabf013272dda7a359b6cdef0f663541083b9f6758a55b1b62eae24d3cd8fc8ac38af43caf188b3838c98da204e117b51a

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                • C:\Program Files (x86)\VB\Voicemeeter\VoicemeeterMacroButtons.exe
                  Filesize

                  1.3MB

                  MD5

                  0fe23715c8649ec35ed52cba9b03632c

                  SHA1

                  dfc797edee82a6e5074a2164041259f1d0f7ab7b

                  SHA256

                  ebcc01ee1c87b3f8d237a462180eb1235f597e20dca76d79448dc4fb2834b10f

                  SHA512

                  461293aa9087516cdb5770ac8342192badb2be8ae57d8aad48988a81ce57790fefa1b505cbd96c4942883433404bd4a01d2cec756d2a1fbdffbf69a27800d07d

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                • C:\Program Files (x86)\VB\Voicemeeter\vbregsvr64.exe
                  Filesize

                  47KB

                  MD5

                  a8442fae07f1a7edca6fa2e0e94c2059

                  SHA1

                  d30851d5e11d9e87bb99ab4ecfaec2099b7e1156

                  SHA256

                  f2b62bef11048c74a7d1b2cd8e217738b3a7d627de6d001b298f034116626e6b

                  SHA512

                  ca0de0d6e28864f84dd09ea38846eef0920a8cd63dcb950e9cffb9c0be057b0aa9cb59f209fe8181962c605924d2e77c837e2b3ed45fe700edd24a3cf66e5ac2

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                • C:\Program Files (x86)\VB\Voicemeeter\vbvm_asiodriver.dll
                  Filesize

                  104KB

                  MD5

                  a892e96083fc604983440f94fd6cc591

                  SHA1

                  68ea2da5591b9607074796ff5df8c0dd26ee311b

                  SHA256

                  f29948019d4c4eb07b9a0ce5fef7cffb877617b1959fb5c90f52890be541eb64

                  SHA512

                  92a9d802cce5552dd076a99d0162ed2db555e815daac1aa71164fea90ce145908983486d67dc7512e2b5dae16de2e28b4aa96693b33a1c290b9666fe8abb35d9

                  Download Submit

                • C:\Program Files (x86)\VB\Voicemeeter\vbvm_asiodriver64.dll
                  Filesize

                  122KB

                  MD5

                  fc454e758b637695f756bff5efce6117

                  SHA1

                  33ee4d6bf58ad222b46366792e343563b7385f1d

                  SHA256

                  f8d17fb939f6cf7f2a4ea42ad1925bd67ec51c88e43dbbf4c4296aa4499b80a0

                  SHA512

                  6104e0648a6a6c0cbf6abbe7043a8124c201a54505d8cac62493403d7cc5c59cd59d8d423bcdf0acfd48ef68dd818a662ab0eabb0f2e0ff88cebfa45b0f3ebd0

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                • C:\Program Files (x86)\VB\Voicemeeter\vbvoicemeetervaio64_win10.inf
                  Filesize

                  25KB

                  MD5

                  0e85af48ba3f47e3b9dfba7313a86df4

                  SHA1

                  eb3d8d1f889916e6f760cf838242945b9ec79c75

                  SHA256

                  6125d25e93794e8fc993d68a5196b905f9b70e5f194cf5358591203e34bf7ce1

                  SHA512

                  8a846085be46557bb57cf735442a7745b0aab745ed86828648765593b5b49f29464163de0e819dcae250b82da46c1b9b59f773c2ef86d2ac01ae3026e94bbcc7

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                • C:\Program Files (x86)\VB\Voicemeeter\voicemeeter.exe
                  Filesize

                  6.6MB

                  MD5

                  81c95a9e7ce02f9652c7335c350236a0

                  SHA1

                  669612d1f0a50f86df2d460f737a44bea0dc975e

                  SHA256

                  e6a17c6a21f87a712fe7dd343a81f8d9b389cbb46bc3850097197de673bbc4e2

                  SHA512

                  8258dd14a66ec9d6414ab54be19d8734f2dfd35be17f85b7fd26fd4fc5554b836a079ea6922171d3e410cec645ec07c056c9842aae1898c637b2dd9a19c04a80

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                • C:\Program Files (x86)\VB\Voicemeeter\voicemeeter_x64.exe
                  Filesize

                  6.7MB

                  MD5

                  3e167defcbe9309e7fc460b711d77b38

                  SHA1

                  007987f9903b9b1b1dae8ab50150d2a2ee6fa523

                  SHA256

                  675c5484b5131d3425b7d41440b875f8978d841daf8193727813068510c4f94b

                  SHA512

                  188b968a315a12ac7f6d0efd9069e73f080100382d63e499fe757409582d8bc69ab5bc4266983add56050b4faae1d3ff167a001e3d90e06ef9d8804c16771588

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                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                  Filesize

                  152B

                  MD5

                  8294f1821fd3419c0a42b389d19ecfc6

                  SHA1

                  cd4982751377c2904a1d3c58e801fa013ea27533

                  SHA256

                  92a96c9309023c8b9e1396ff41f7d9d3ff8a3687972e76b9ebd70b04e3bf223a

                  SHA512

                  372d369f7ad1b0e07200d3aa6b2cfce5beafa7a97f63932d4c9b3b01a0e8b7eb39881867f87ded55a9973abea973b2d2c9b6fc4892f81cec644702b9edb1566d

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                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                  Filesize

                  152B

                  MD5

                  390187670cb1e0eb022f4f7735263e82

                  SHA1

                  ea1401ccf6bf54e688a0dc9e6946eae7353b26f1

                  SHA256

                  3e6c56356d6509a3fd4b2403555be55e251f4a962379b29735c1203e57230947

                  SHA512

                  602f64d74096d4fb7a23b23374603246d42b17cc854835e3b2f4d464997b73f289a3b40eb690e3ee707829d4ff886865e982f72155d96be6bc00166f44878062

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                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                  Filesize

                  5KB

                  MD5

                  f2e103b71f6cb143ffc03f110f971e06

                  SHA1

                  9c1cb89a28ff90b552b3198a33e63f893d0fe990

                  SHA256

                  911cf6be44b4d28c9e74cbe9c1125300ac87d8c2980cc8108e9395b58d3baca0

                  SHA512

                  0b94afa32f0d80a6650948d9f511831c4206e37b16c8d6778fd1c24b98681e421a04c61e0c6ac50041ce3c2373516334eb24550e1a043c0297056efa9c02d6e1

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                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                  Filesize

                  8KB

                  MD5

                  70e223b38488fc3ec95e675f57b895a3

                  SHA1

                  ca655da8710983d2e043b87a188f4066111a52c6

                  SHA256

                  31010dd8582989916a7559b4bf9d0e76f6f53db0dea9ae924cd80686f96f91cc

                  SHA512

                  652d3bb74976dbfb7c32ad33510d902ad8eb0c727e13b8aaeb28be4189d821fe148a9994eb5b988d4a44861ea870a5562d27529926a65dca6053878054bef47b

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                • \??\c:\PROGRA~2\vb\VOICEM~1\VBVOIC~1.SYS
                  Filesize

                  289KB

                  MD5

                  a18ec39d760706247981266e4f3018ad

                  SHA1

                  39dca47f7905e684826c32bc5e98d977b508f906

                  SHA256

                  a01a4a567abf278d300626f19f14518715375d912c30d613ea6f41e91bd2dd14

                  SHA512

                  81eeb22accbc82acdabcd3dd036e3c3f7181874387fbfabee90d40e0785be98dd49c4d13f8a0500b71abc0a02d7622ab4f2da5f34338476faa2116edcf5d9ce7

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                • \??\c:\program files (x86)\vb\voicemeeter\vbvoicemeetervaio64_win10.cat
                  Filesize

                  11KB

                  MD5

                  1e9e3e47ea88f9bfccc7fb142cdb9cbd

                  SHA1

                  51372978bcc339edc7ac2854ff14c4bea02afaf2

                  SHA256

                  dddd2b4fdb8653821efb775b41e2c696e4cf93a23564fd199a6dbea4147cff83

                  SHA512

                  a8287fcc300b5a69411a824f075741f47cc120220706280cbebacfc56132e5a2e9a4eb4ad217c9c6505e48057eadfa9d3fca83fda453364b952e7d49ec8cdf3f

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