Analysis

  • max time kernel
    131s
  • max time network
    123s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250410-en
  • resource tags

    arch:x64arch:x86image:win11-20250410-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    17/04/2025, 00:13

General

  • Target

    potphbksed.exe

  • Size

    137KB

  • MD5

    9d6c51f4f9e0132ea410b8db3c241be6

  • SHA1

    8aa67a34b626f61e6ab053f8a51e7c5142865fe4

  • SHA256

    61d2f6f7051c9b06c87e7c6f8c596b8e4d88382278e4d34d81520bc47e2cba31

  • SHA512

    479dd4703e0b462d7c0cfee5bdcaed97d8888f6c1fb04aad6e6d1a098b5a61701dd19a2635c64cb4cc77038445e5e498fdf8af75d728e5a58988047d3c4e2790

  • SSDEEP

    3072:aVvH8RuVrLyEj/S2CUGACcceJd/klDHa/R8mxu3s8QLGu:KH8RuRLlzgUd6a/AslLGu

Malware Config

Signatures

  • Uses browser remote debugging 2 TTPs 8 IoCs

    Can be used control the browser and steal sensitive information such as credentials and session cookies.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Drops file in Windows directory 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Enumerates system info in registry 2 TTPs 6 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 14 IoCs
  • Suspicious use of FindShellTrayWindow 27 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\potphbksed.exe
    "C:\Users\Admin\AppData\Local\Temp\potphbksed.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4060
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9223 --profile-directory="Default"
      2⤵
      • Uses browser remote debugging
      • Drops file in Windows directory
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:5332
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=133.0.6943.60 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff98949dcf8,0x7ff98949dd04,0x7ff98949dd10
        3⤵
          PID:4408
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --string-annotations --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --field-trial-handle=1976,i,2820019087689608577,1974774984456018444,262144 --variations-seed-version=20250410-050051.531000 --mojo-platform-channel-handle=1972 /prefetch:2
          3⤵
            PID:5236
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --string-annotations --field-trial-handle=2148,i,2820019087689608577,1974774984456018444,262144 --variations-seed-version=20250410-050051.531000 --mojo-platform-channel-handle=2244 /prefetch:11
            3⤵
              PID:3912
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --string-annotations --field-trial-handle=2420,i,2820019087689608577,1974774984456018444,262144 --variations-seed-version=20250410-050051.531000 --mojo-platform-channel-handle=2572 /prefetch:13
              3⤵
                PID:4772
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9223 --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3252,i,2820019087689608577,1974774984456018444,262144 --variations-seed-version=20250410-050051.531000 --mojo-platform-channel-handle=3292 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:5988
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9223 --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3260,i,2820019087689608577,1974774984456018444,262144 --variations-seed-version=20250410-050051.531000 --mojo-platform-channel-handle=3324 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:2056
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --extension-process --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9223 --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=4312,i,2820019087689608577,1974774984456018444,262144 --variations-seed-version=20250410-050051.531000 --mojo-platform-channel-handle=4340 /prefetch:9
                3⤵
                • Uses browser remote debugging
                PID:5268
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9223 --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --field-trial-handle=4616,i,2820019087689608577,1974774984456018444,262144 --variations-seed-version=20250410-050051.531000 --mojo-platform-channel-handle=4780 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:5020
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --video-capture-use-gpu-memory-buffer --string-annotations --field-trial-handle=4932,i,2820019087689608577,1974774984456018444,262144 --variations-seed-version=20250410-050051.531000 --mojo-platform-channel-handle=5300 /prefetch:14
                3⤵
                  PID:3812
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --video-capture-use-gpu-memory-buffer --string-annotations --field-trial-handle=5408,i,2820019087689608577,1974774984456018444,262144 --variations-seed-version=20250410-050051.531000 --mojo-platform-channel-handle=5432 /prefetch:14
                  3⤵
                    PID:2068
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --remote-debugging-port=9223 --profile-directory="Default"
                  2⤵
                  • Uses browser remote debugging
                  • Drops file in Windows directory
                  • Enumerates system info in registry
                  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
                  • Suspicious use of FindShellTrayWindow
                  PID:3256
                  • 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=133.0.6943.99 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.69 --initial-client-data=0x240,0x244,0x248,0x23c,0x2ac,0x7ff988f7f208,0x7ff988f7f214,0x7ff988f7f220
                    3⤵
                      PID:6000
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --string-annotations --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=2212,i,2779502177228482624,7134069427616444945,262144 --variations-seed-version --mojo-platform-channel-handle=2208 /prefetch:2
                      3⤵
                        PID:5904
                      • 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 --string-annotations --always-read-main-dll --field-trial-handle=1868,i,2779502177228482624,7134069427616444945,262144 --variations-seed-version --mojo-platform-channel-handle=2264 /prefetch:11
                        3⤵
                          PID:4764
                        • 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 --string-annotations --always-read-main-dll --field-trial-handle=1780,i,2779502177228482624,7134069427616444945,262144 --variations-seed-version --mojo-platform-channel-handle=2716 /prefetch:13
                          3⤵
                            PID:5592
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --string-annotations --pdf-upsell-enabled --remote-debugging-port=9223 --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 --field-trial-handle=1728,i,2779502177228482624,7134069427616444945,262144 --variations-seed-version --mojo-platform-channel-handle=3540 /prefetch:1
                            3⤵
                            • Uses browser remote debugging
                            PID:1884
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --string-annotations --instant-process --pdf-upsell-enabled --remote-debugging-port=9223 --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 --field-trial-handle=1680,i,2779502177228482624,7134069427616444945,262144 --variations-seed-version --mojo-platform-channel-handle=3548 /prefetch:1
                            3⤵
                            • Uses browser remote debugging
                            PID:3388
                        • C:\Windows\SysWOW64\cmd.exe
                          "C:\Windows\system32\cmd.exe" /c timeout /t 11 & rd /s /q "C:\ProgramData\lfcje" & exit
                          2⤵
                          • System Location Discovery: System Language Discovery
                          PID:5756
                          • C:\Windows\SysWOW64\timeout.exe
                            timeout /t 11
                            3⤵
                            • System Location Discovery: System Language Discovery
                            • Delays execution with timeout.exe
                            PID:5512
                      • C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe
                        "C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe"
                        1⤵
                          PID:5580
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                          1⤵
                            PID:5860
                          • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\elevation_service.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\elevation_service.exe"
                            1⤵
                              PID:3412

                            Network

                            MITRE ATT&CK Enterprise v16

                            Replay Monitor

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                            Downloads

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState

                              Filesize

                              414B

                              MD5

                              2703ca4046b012ecf3e448c9c620c5e1

                              SHA1

                              0dcbd0ab8d6b5b79e3c4e608a8c06ad7a2a80879

                              SHA256

                              4bef55be9371daa38ce28c1bb00ce6532eb7df65515fd5a6eeaf799c3cd364a5

                              SHA512

                              99f3268075356814680925eb5abe286bc5ec44a29daee9d77f6afe12a98f72fcc7aa0644f40f874451e1162760b5b36416a5ee75b1a11223551a5860e49b0347

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

                              Filesize

                              2B

                              MD5

                              d751713988987e9331980363e24189ce

                              SHA1

                              97d170e1550eee4afc0af065b78cda302a97674c

                              SHA256

                              4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                              SHA512

                              b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                              Filesize

                              78KB

                              MD5

                              115d75549d1d4c83225300c3b4f4165a

                              SHA1

                              1c1fa74a01d59d83608b48075d3e4aa245d8b270

                              SHA256

                              f3e4ea158036d176b6f15cb287e181a28fde555384878f891dd0e6eef81a1086

                              SHA512

                              8db5d4e3afefd113df7e4c52232fb51cc76d32b18f3e1490814e2eb976d80e33ae156576ed5a7854b44070ac59bc8e578cb35e276bf1f5600a01b848b0fbfdb8

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

                              Filesize

                              280B

                              MD5

                              34d09b852bf4a5ef1d936591501926ca

                              SHA1

                              88ff0b1c2a5664765e11e47843a5ac8e1782ed0c

                              SHA256

                              52bd897dfdfca849d627b36a49b976eef861b1a7af075527c8f247adb862dc20

                              SHA512

                              dc63eebf94384dc9580f5e3c9291047e8d410f8fc1f746d180673f445a9bbe746608c01cbf10a38f2f935cfa5c8bb89864f87cabd8fece809dcaa1fa137f71d3

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Service Worker\CacheStorage\3cedfb74d44f2e84198d23075aef16c34a668ceb\60f96cdb-14c3-421d-815c-7468d92ae6d0\index-dir\the-real-index

                              Filesize

                              3KB

                              MD5

                              d4556005d86fa4899264ce43190efdd0

                              SHA1

                              ac44856aa24481dc13d24112d5a5ef847293b825

                              SHA256

                              da1d4c1e352dc9f5b4e42ef7194e7a0d6be9335a43acf70ed58722fa77c893c7

                              SHA512

                              2f618a0887bcd369f47a9f6c5a38bf4ed44ade18234f7e9c80a2ce285c25c26bcd9f578b7ab3d7e34fa3fb51741df8a962229ccebbc7850e2f3d1063590f94f4

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Service Worker\CacheStorage\3cedfb74d44f2e84198d23075aef16c34a668ceb\60f96cdb-14c3-421d-815c-7468d92ae6d0\index-dir\the-real-index~RFe57e167.TMP

                              Filesize

                              3KB

                              MD5

                              428c56acc398c47065fb0d235571fdb7

                              SHA1

                              f2927352a593b4ce8214eb4d9bfd53128385e6f3

                              SHA256

                              d2ae95b3ccd384ec2f4ac4207a5fb164211ad0b2b4cd928fbd7df43696591a9c

                              SHA512

                              c912a2179957b7b34d2941e4f85dfdfb114b39879356dd0b2ec7903890d9725d271809b0fcabdba3876637fa199e09c7001bfdf248f76b7ef17f871979a96f1a

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

                              Filesize

                              40KB

                              MD5

                              84cfb53a42aa822dde26096ea58067e4

                              SHA1

                              f11d37cedf5636acbf1fbed19db1f30c4cb07329

                              SHA256

                              966e7cf91dfc88aee3cf2c5d4e8fcc22152f6066be6555f4fc98a21cc96f4325

                              SHA512

                              3a2873364dc18d3bfbddc2083d485913bf19eded72741315cf2eae1c5371e177e135f9381eab24743839d7f2a0d0af93b03f3ae48e16f564159749a2bf2dea50