Resubmissions

12/05/2024, 18:26

240512-w3ftesdb5510

12/05/2024, 01:57

240512-cc9t2aea9910

Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240508-en
  • resource tags

    arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    12/05/2024, 18:26

General

  • Target
    Nvidia.exe
  • Size 2.6MB
  • Sample240512-w3ftesdb55
  • SHA256 e387c084d5c3b62413743e912ee10776564e7c55ba1dc801990b312b88b61efe
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detect ZGRat V1 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • .NET Reactor proctector 1 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • Drops startup file 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 4 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\Nvidia.exe
    "C:\Users\Admin\AppData\Local\Temp\Nvidia.exe"
    1⤵
    • Drops startup file
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4628
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\Desktop\Cash Ransomware.html
      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:2416
      • 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=0x100,0x104,0x108,0xe8,0x10c,0x7fff78b83cb8,0x7fff78b83cc8,0x7fff78b83cd8
        3⤵
          PID:4108
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1852,1465562583038401145,2861087974203978428,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1900 /prefetch:2
          3⤵
            PID:1836
          • 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=1852,1465562583038401145,2861087974203978428,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2372 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2020
          • 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=1852,1465562583038401145,2861087974203978428,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2824 /prefetch:8
            3⤵
              PID:4936
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1852,1465562583038401145,2861087974203978428,131072 --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=3240 /prefetch:1
              3⤵
                PID:4820
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1852,1465562583038401145,2861087974203978428,131072 --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=3372 /prefetch:1
                3⤵
                  PID:808
                • C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1852,1465562583038401145,2861087974203978428,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5184 /prefetch:8
                  3⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:4016
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1852,1465562583038401145,2861087974203978428,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5248 /prefetch:8
                  3⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:240
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1852,1465562583038401145,2861087974203978428,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3920 /prefetch:1
                  3⤵
                    PID:3864
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1852,1465562583038401145,2861087974203978428,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4772 /prefetch:1
                    3⤵
                      PID:2244
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1852,1465562583038401145,2861087974203978428,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3268 /prefetch:1
                      3⤵
                        PID:312
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1852,1465562583038401145,2861087974203978428,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5532 /prefetch:1
                        3⤵
                          PID:320
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1852,1465562583038401145,2861087974203978428,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.22000.1 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=2608 /prefetch:2
                          3⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:1744
                    • C:\Windows\system32\vssvc.exe
                      C:\Windows\system32\vssvc.exe
                      1⤵
                      • Suspicious use of AdjustPrivilegeToken
                      PID:2644
                    • C:\Windows\System32\CompPkgSrv.exe
                      C:\Windows\System32\CompPkgSrv.exe -Embedding
                      1⤵
                        PID:2900
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:3928

                        Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              Downloads

                              CURRENT.CashRansomware

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Local Extension Settings\ghbmnnjooekpmoecnnnilnnbdlolhkhi\CURRENT.CashRansomware
                              • Size 32B
                              • SHA256 b7504e2edc3650764f952fc76dec486dd72f9cbf5b788ad8db8a2554d6163428
                              • MD5 SHA1 SHA512

                              MANIFEST-000001.CashRansomware

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Local Extension Settings\ghbmnnjooekpmoecnnnilnnbdlolhkhi\MANIFEST-000001.CashRansomware
                              • Size 48B
                              • SHA256 bb22b5b0700beb5624278fb95bfc452bfd6c96c9def348e0d9fe8e0d23fbd745
                              • MD5 SHA1 SHA512

                              data_2.CashRansomware

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Storage\ext\nmmhkkegccagdldgiimedpiccmgmieda\def\GPUCache\data_2.CashRansomware
                              • Size 8KB
                              • SHA256 ec9ae02f9887306b5ce969b21b68692921250c38881f63c11488e271171e9571
                              • MD5 SHA1 SHA512 SSDEEP

                              First Run.CashRansomware

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\First Run.CashRansomware
                              • Size 16B
                              • SHA256 af9626b1157c281bd0e6b55e55ce3c71470746686881bb21753720d035ac202a
                              • MD5 SHA1 SHA512

                              data_0.CashRansomware

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\GrShaderCache\data_0.CashRansomware
                              • Size 8KB
                              • SHA256 6b0dcb6534d0a3b402547809a89f870a385d2656b81a0287810fbc755e4a3dfa
                              • MD5 SHA1 SHA512 SSDEEP

                              data_1.CashRansomware

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\GrShaderCache\data_1.CashRansomware
                              • Size 264KB
                              • SHA256 19b5ab9b1d0d582272d18dad6db49ff482441f150ba116d200a8602fc0dad147
                              • MD5 SHA1 SHA512 SSDEEP

                              data_3.CashRansomware

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\GrShaderCache\data_3.CashRansomware
                              • Size 8KB
                              • SHA256 adf37a8e1faa841cae013671c5d02b1e58423efa3292ab07ac402d338a26e8bc
                              • MD5 SHA1 SHA512 SSDEEP

                              settings.dat

                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                              • Size 152B
                              • SHA256 92a96c9309023c8b9e1396ff41f7d9d3ff8a3687972e76b9ebd70b04e3bf223a
                              • MD5 SHA1 SHA512

                              settings.dat

                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                              • Size 152B
                              • SHA256 3e6c56356d6509a3fd4b2403555be55e251f4a962379b29735c1203e57230947
                              • MD5 SHA1 SHA512

                              Network Persistent State

                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State
                              • Size 176B
                              • SHA256 72b128de5bd06d50af02c4113956687082280bd564ff6b5517e4bc466ae5d526
                              • MD5 SHA1 SHA512

                              Preferences

                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                              • Size 6KB
                              • SHA256 d3d207174627c61e350bb15198e193b7015d8db4b1657c69c9e663e10e14a285
                              • MD5 SHA1 SHA512 SSDEEP

                              Preferences

                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                              • Size 6KB
                              • SHA256 e4e34cccd90fa2de2bf863129735c2a72c719ef7c784587d61d2a0f8c8408692
                              • MD5 SHA1 SHA512 SSDEEP

                              CURRENT

                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                              • Size 16B
                              • SHA256 0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd
                              • MD5 SHA1 SHA512

                              Local State

                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                              • Size 11KB
                              • SHA256 94a04ed51b69f44cc50324ac78ef98612ef19b775a653d5c705526f136df80b5
                              • MD5 SHA1 SHA512 SSDEEP

                              settings.dat.CashRansomware

                              • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.AccountsControl_cw5n1h2txyewy\Settings\settings.dat.CashRansomware
                              • Size 8KB
                              • SHA256 d41edb53cdb2a5ac0d67dbc9ecb8f2cfacac6e752458519bfd98ff76212c579c
                              • MD5 SHA1 SHA512 SSDEEP

                              edbres00002.jrs.CashRansomware

                              • Path C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\AppData\Indexed DB\edbres00002.jrs.CashRansomware
                              • Size 512KB
                              • SHA256 5058ce2830d55c5fefc7825951579dbdd2666e247c24a4d1915b1eaf59887938
                              • MD5 SHA1 SHA512 SSDEEP

                              wctD9F4.tmp.CashRansomware

                              • Path C:\Users\Admin\AppData\Local\Temp\wctD9F4.tmp.CashRansomware
                              • Size 63KB
                              • SHA256 f290b45f33fc46a8b18ab46c00cac0566b305d34d7d1e822a1687cf9a8d46b06
                              • MD5 SHA1 SHA512 SSDEEP

                              3561288849sdhlie.sqlite.CashRansomware

                              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\3qt190sk.default-release\storage\permanent\chrome\idb\3561288849sdhlie.sqlite.CashRansomware
                              • Size 48KB
                              • SHA256 4dd7fe195b4c3af28719fc7b529b75d11961a1d472283e3ab73a023adbe003ae
                              • MD5 SHA1 SHA512 SSDEEP

                              Cash Ransomware.html

                              • Path C:\Users\Admin\Desktop\Cash Ransomware.html
                              • Size 9KB
                              • SHA256 579374af17d7b9f972e9efcb761e0a8f88ef6d44dce53d56d0512d16c4728b9d
                              • MD5 SHA1 SHA512 SSDEEP

                              memory/4628-1560-0x00007FFF7D5D0000-0x00007FFF7E092000-memory.dmp

                              memory/4628-1561-0x00000284BBA70000-0x00000284BBF98000-memory.dmp

                              memory/4628-1559-0x00000284BB370000-0x00000284BB532000-memory.dmp

                              memory/4628-1558-0x00007FFF7D5D0000-0x00007FFF7E092000-memory.dmp

                              memory/4628-0-0x00007FFF7D5D3000-0x00007FFF7D5D5000-memory.dmp

                              memory/4628-1596-0x00007FFF7D5D3000-0x00007FFF7D5D5000-memory.dmp

                              memory/4628-1597-0x00007FFF7D5D0000-0x00007FFF7E092000-memory.dmp

                              memory/4628-1557-0x00007FFF7D5D0000-0x00007FFF7E092000-memory.dmp

                              memory/4628-2-0x00007FFF7D5D0000-0x00007FFF7E092000-memory.dmp

                              memory/4628-1620-0x00007FFF7D5D0000-0x00007FFF7E092000-memory.dmp

                              memory/4628-1621-0x00007FFF7D5D0000-0x00007FFF7E092000-memory.dmp

                              memory/4628-1631-0x00007FFF7D5D0000-0x00007FFF7E092000-memory.dmp

                              memory/4628-1-0x000002849A010000-0x000002849A2B4000-memory.dmp