Overview

overview

6

Static

static

3

MultiBloxy.exe

windows10-2004-x64

3

MultiBloxy.exe

windows11-ltsc_2024-x64

6

Analysis

  • user interaction
    yes
  • max time kernel
    217s
  • max time network
    228s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/09/2026, 19:37

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General

  • Target
    MultiBloxy.exe
  • Size 72KB
  • Sample260930-yb2b6asfre
  • SHA256 168eedac1f655cd39f33fd8cfa5c971c46b08dda912b78fe330797eade7912c3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discovery

Malware Config

Signatures

  • Contacts third-party web service commonly abused for C2 1 TTPs 11 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

    discovery
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

    discovery
  • System Time Discovery 1 TTPs 1 IoCs

    Adversary may gather the system time and/or time zone settings from a local or remote system.

    discovery
  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MultiBloxy.exe
    "C:\Users\Admin\AppData\Local\Temp\MultiBloxy.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:5984
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://github.com/Zgoly/MultiBloxy/
      2⤵
      • Enumerates system info in registry
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3080
      • 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:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=139.0.7258.155 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=139.0.3405.125 --initial-client-data=0x2f0,0x2f4,0x2f8,0x2ec,0x318,0x7ffb1565c188,0x7ffb1565c194,0x7ffb1565c1a0
        3⤵
          PID:2440
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAQAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --always-read-main-dll --metrics-shmem-handle=1592,i,6834604877580789681,8304196812789343570,262144 --field-trial-handle=2080,i,1161019591385201066,14782963168530169737,262144 --variations-seed-version --mojo-platform-channel-handle=2072 /prefetch:2
          3⤵
            PID:5912
          • 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 --lang=en-US --service-sandbox-type=none --no-pre-read-main-dll --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=1896,i,9544466057042470582,14290074710617626047,524288 --field-trial-handle=2080,i,1161019591385201066,14782963168530169737,262144 --variations-seed-version --mojo-platform-channel-handle=2268 /prefetch:11
            3⤵
            • System Time Discovery
            PID:4760
          • 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 --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=2536,i,15441960579722446001,8187823798577285015,524288 --field-trial-handle=2080,i,1161019591385201066,14782963168530169737,262144 --variations-seed-version --mojo-platform-channel-handle=2400 /prefetch:13
            3⤵
              PID:5060
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --always-read-main-dll --metrics-shmem-handle=3536,i,16714519248037463378,3482700820112724763,2097152 --field-trial-handle=2080,i,1161019591385201066,14782963168530169737,262144 --variations-seed-version --mojo-platform-channel-handle=3608 /prefetch:1
              3⤵
                PID:600
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --always-read-main-dll --metrics-shmem-handle=3540,i,429155570522284717,11822131206357378852,2097152 --field-trial-handle=2080,i,1161019591385201066,14782963168530169737,262144 --variations-seed-version --mojo-platform-channel-handle=3612 /prefetch:1
                3⤵
                  PID:5888
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --always-read-main-dll --metrics-shmem-handle=4264,i,7016426832051105279,11268861782201305836,2097152 --field-trial-handle=2080,i,1161019591385201066,14782963168530169737,262144 --variations-seed-version --mojo-platform-channel-handle=4500 /prefetch:1
                  3⤵
                    PID:2456
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --extension-process --renderer-sub-type=extension --pdf-upsell-enabled --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --always-read-main-dll --metrics-shmem-handle=4276,i,9570903059012164580,4437051908573659313,2097152 --field-trial-handle=2080,i,1161019591385201066,14782963168530169737,262144 --variations-seed-version --mojo-platform-channel-handle=4504 /prefetch:9
                    3⤵
                      PID:3488
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=PooledProcess2 --lang=en-US --service-sandbox-type=utility --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=4580,i,10683312855578699809,6329944454165850656,524288 --field-trial-handle=2080,i,1161019591385201066,14782963168530169737,262144 --variations-seed-version --mojo-platform-channel-handle=5316 /prefetch:14
                      3⤵
                        PID:4680
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5400,i,4378852676296572643,12234861419731794595,524288 --field-trial-handle=2080,i,1161019591385201066,14782963168530169737,262144 --variations-seed-version --mojo-platform-channel-handle=5396 /prefetch:14
                        3⤵
                          PID:5308
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=entity_extraction_service.mojom.Extractor --lang=en-US --service-sandbox-type=entity_extraction --onnx-enabled-for-ee --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5428,i,17682463705039104939,2672865461005339691,524288 --field-trial-handle=2080,i,1161019591385201066,14782963168530169737,262144 --variations-seed-version --mojo-platform-channel-handle=5320 /prefetch:14
                          3⤵
                            PID:2272
                          • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5804,i,8407763974708144578,3619173656658868461,524288 --field-trial-handle=2080,i,1161019591385201066,14782963168530169737,262144 --variations-seed-version --mojo-platform-channel-handle=5856 /prefetch:14
                            3⤵
                              PID:4336
                            • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=5804,i,8407763974708144578,3619173656658868461,524288 --field-trial-handle=2080,i,1161019591385201066,14782963168530169737,262144 --variations-seed-version --mojo-platform-channel-handle=5856 /prefetch:14
                              3⤵
                                PID:4024
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6340,i,447393964124985502,4767288480741783016,524288 --field-trial-handle=2080,i,1161019591385201066,14782963168530169737,262144 --variations-seed-version --mojo-platform-channel-handle=6212 /prefetch:14
                                3⤵
                                  PID:4432
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=6408,i,14733149244468460218,1856744408115568742,524288 --field-trial-handle=2080,i,1161019591385201066,14782963168530169737,262144 --variations-seed-version --mojo-platform-channel-handle=6472 /prefetch:14
                                  3⤵
                                    PID:5568
                              • C:\Windows\System32\rundll32.exe
                                C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                                1⤵
                                  PID:4156
                                • C:\Users\Admin\AppData\Local\Temp\MultiBloxy.exe
                                  "C:\Users\Admin\AppData\Local\Temp\MultiBloxy.exe"
                                  1⤵
                                  • System Location Discovery: System Language Discovery
                                  PID:3012
                                • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
                                  1⤵
                                    PID:4676
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window --win-session-start
                                    1⤵
                                      PID:5588
                                    • C:\Windows\system32\svchost.exe
                                      C:\Windows\system32\svchost.exe -k GPSvcGroup
                                      1⤵
                                        PID:4756

                                      Network

                                            MITRE ATT&CK Enterprise v16

                                            Replay Monitor

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                                            Downloads

                                            settings.dat
                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                            • Size 280B
                                            • SHA256 a0b193400a27c0cdf94ac11f5fb5b0747828b5b461169cefeffb96191b9e4834
                                            • MD5 SHA1 SHA512 TLSH
                                            Submit Download

                                            settings.dat
                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                            • Size 280B
                                            • SHA256 932f01682de6215b2c3b5faeb96a07b886e28db2ff6f8242a36da556c4292464
                                            • MD5 SHA1 SHA512 TLSH
                                            Submit Download

                                            SiteList-Enterprise.json
                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DualEngine\SiteList-Enterprise.json
                                            • Size 2B
                                            • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                            • MD5 SHA1 SHA512
                                            Submit Download

                                            Edge Profile.ico
                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Edge Profile.ico
                                            • Size 70KB
                                            • SHA256 31a226211c491e1b0832d4cd3cf34d97165e24a7ce4ec655259cd188f3a2bd88
                                            • MD5 SHA1 SHA512 SSDEEP TLSH
                                            Submit Download

                                            SCT Auditing Pending Reports
                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\SCT Auditing Pending Reports
                                            • Size 2B
                                            • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                            • MD5 SHA1 SHA512
                                            Submit Download

                                            sync_diagnostic.log
                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Data\Logs\sync_diagnostic.log
                                            • Size 4KB
                                            • SHA256 ea21dc9c0d1c91da3c9750c61c27b2d4b6657e9b4dfef1f15535acdd4de6e195
                                            • MD5 SHA1 SHA512 SSDEEP TLSH
                                            Submit Download

                                            Local State
                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 37KB
                                            • SHA256 9628cf36a7b4ed936ec883fba92957f933430994793aad9a4174bd3c6d31c81f
                                            • MD5 SHA1 SHA512 SSDEEP TLSH
                                            Submit Download

                                            Local State
                                            • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                            • Size 38KB
                                            • SHA256 8cac38d3c36bd25373ff3b92cb289ce62005b56a3ae59a3dacdb91f6c5e80fee
                                            • MD5 SHA1 SHA512 SSDEEP TLSH
                                            Submit Download

                                            content_new.js
                                            • Path C:\Users\Admin\AppData\Local\Temp\scoped_dir3080_749254222\CRX_INSTALL\content_new.js
                                            • Size 10KB
                                            • SHA256 d4aa4602a1590a4b8a1bce8b8d670264c9fb532adc97a72bc10c43343650385a
                                            • MD5 SHA1 SHA512 SSDEEP TLSH
                                            Submit Download

                                            memory/3012-8-0x00000000747B0000-0x0000000074F6C000-memory.dmp
                                            Download

                                            memory/3012-9-0x00000000747B0000-0x0000000074F6C000-memory.dmp
                                            Download

                                            memory/5984-6-0x00000000747C2000-0x00000000747C3000-memory.dmp
                                            Download

                                            memory/5984-12-0x00000000747B0000-0x0000000074F6C000-memory.dmp
                                            Download

                                            memory/5984-11-0x00000000747B0000-0x0000000074F6C000-memory.dmp
                                            Download

                                            memory/5984-10-0x00000000747B0000-0x0000000074F6C000-memory.dmp
                                            Download

                                            memory/5984-7-0x00000000747B0000-0x0000000074F6C000-memory.dmp
                                            Download

                                            memory/5984-0-0x00000000747C2000-0x00000000747C3000-memory.dmp
                                            Download

                                            memory/5984-5-0x0000000004F80000-0x0000000004F8A000-memory.dmp
                                            Download

                                            memory/5984-4-0x00000000747B0000-0x0000000074F6C000-memory.dmp
                                            Download

                                            memory/5984-3-0x0000000005000000-0x0000000005092000-memory.dmp
                                            Download

                                            memory/5984-2-0x0000000005520000-0x0000000005ADA000-memory.dmp
                                            Download

                                            memory/5984-318-0x00000000747B0000-0x0000000074F6C000-memory.dmp
                                            Download

                                            memory/5984-1-0x0000000000450000-0x0000000000468000-memory.dmp
                                            Download