Analysis

  • max time kernel
    90s
  • max time network
    92s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    19-12-2024 04:46

Errors

Reason
Machine shutdown

General

  • Target

    Client-built.exe

  • Size

    78KB

  • MD5

    de442b92fcc6b8a28cd1983f68888dc3

  • SHA1

    10066ba190b0b876fe9d39ea20f67b0c849a1d2f

  • SHA256

    cfd9da2ff11bd55e76125eebf234042c5a06b8743a93717b820622849a2f7038

  • SHA512

    e441f634a8128adb800ce56914750b1a4ff9a80fcd51960cfec5fa5e5262855c763decb4e9cef0aa19282ebceb4dad387b702f8be6a2228e004fca0fa6b91873

  • SSDEEP

    1536:52WjO8XeEXFh5P7v88wbjNrfxCXhRoKV6+V+OPIC:5Zv5PDwbjNrmAE+qIC

Malware Config

Extracted

Family

discordrat

Attributes
  • discord_token

    MTMxOTEwMTg1NDkxOTAzNjk2MA.GCUf3G.XFcTpUzToj5RvHJaCwYlInhFElu5QcrOsBscOE

  • server_id

    1319102558568058921

Signatures

  • Discord RAT

    A RAT written in C# using Discord as a C2.

  • Discordrat family
  • Reads user/profile data of web browsers 3 TTPs

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

  • Abuse Elevation Control Mechanism: Bypass User Account Control 1 TTPs 1 IoCs

    UAC Bypass Attempt via SilentCleanup Task.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 12 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 3 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 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of FindShellTrayWindow 58 IoCs
  • Suspicious use of SendNotifyMessage 45 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Client-built.exe
    "C:\Users\Admin\AppData\Local\Temp\Client-built.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2848
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.google.com/
      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:2752
      • 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,0x7ffb6d923cb8,0x7ffb6d923cc8,0x7ffb6d923cd8
        3⤵
          PID:3912
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1752,11249629968550633824,16239018997524836164,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1860 /prefetch:2
          3⤵
            PID:3952
          • 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=1752,11249629968550633824,16239018997524836164,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2140 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:3592
          • 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=1752,11249629968550633824,16239018997524836164,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2836 /prefetch:8
            3⤵
              PID:3684
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1752,11249629968550633824,16239018997524836164,131072 --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=3256 /prefetch:1
              3⤵
                PID:3772
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1752,11249629968550633824,16239018997524836164,131072 --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=3400 /prefetch:1
                3⤵
                  PID:2336
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1752,11249629968550633824,16239018997524836164,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4796 /prefetch:1
                  3⤵
                    PID:1160
                  • 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=1752,11249629968550633824,16239018997524836164,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4956 /prefetch:8
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:4704
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1752,11249629968550633824,16239018997524836164,131072 --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=4988 /prefetch:1
                    3⤵
                      PID:1176
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1752,11249629968550633824,16239018997524836164,131072 --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=5100 /prefetch:1
                      3⤵
                        PID:1336
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1752,11249629968550633824,16239018997524836164,131072 --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=4796 /prefetch:1
                        3⤵
                          PID:2592
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1752,11249629968550633824,16239018997524836164,131072 --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=6056 /prefetch:1
                          3⤵
                            PID:1548
                          • 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=1752,11249629968550633824,16239018997524836164,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5688 /prefetch:8
                            3⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:1636
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1752,11249629968550633824,16239018997524836164,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2300 /prefetch:1
                            3⤵
                              PID:1440
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1752,11249629968550633824,16239018997524836164,131072 --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=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2672 /prefetch:1
                              3⤵
                                PID:768
                            • C:\Windows\SYSTEM32\SCHTASKS.exe
                              "SCHTASKS.exe" /run /tn \Microsoft\Windows\DiskCleanup\SilentCleanup /I
                              2⤵
                              • Abuse Elevation Control Mechanism: Bypass User Account Control
                              PID:132
                            • C:\Windows\System32\shutdown.exe
                              "C:\Windows\System32\shutdown.exe" /s /t 0
                              2⤵
                              • Suspicious use of AdjustPrivilegeToken
                              PID:5036
                          • C:\Windows\system32\taskmgr.exe
                            "C:\Windows\system32\taskmgr.exe" /0
                            1⤵
                            • Checks SCSI registry key(s)
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of AdjustPrivilegeToken
                            • Suspicious use of FindShellTrayWindow
                            • Suspicious use of SendNotifyMessage
                            PID:3712
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:4204
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:1572
                              • C:\Windows\system32\LogonUI.exe
                                "LogonUI.exe" /flags:0x4 /state0:0xa39c7055 /state1:0x41c64e6d
                                1⤵
                                • Modifies data under HKEY_USERS
                                • Suspicious use of SetWindowsHookEx
                                PID:2812

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

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

                                Filesize

                                152B

                                MD5

                                a28bb0d36049e72d00393056dce10a26

                                SHA1

                                c753387b64cc15c0efc80084da393acdb4fc01d0

                                SHA256

                                684d797e28b7fd86af84bfb217d190e4f5e03d92092d988a6091b2c7bbbd67c1

                                SHA512

                                20940fee33aa2194c36a3db92d4fd314ce7eacc2aa745abec62aa031c2a53ba4ff89f2568626e7bd2536090175f8d045c3bb52c5faa5ecc8da8410ab5fc519f7

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

                                Filesize

                                152B

                                MD5

                                554d6d27186fa7d6762d95dde7a17584

                                SHA1

                                93ea7b20b8fae384cf0be0d65e4295097112fdca

                                SHA256

                                2fa6145571e1f1ece9850a1ac94661213d3e0d82f1cef7ac1286ff6b2c2017cb

                                SHA512

                                57d9008ccabc315bd0e829b19fe91e24bab6ef20bcfab651b937b0f38eec840b58d0aed092a3bbedd2d6a95d5c150372a1e51087572de55672172adc1fc468a7

                              • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Cache\f_000003

                                Filesize

                                215KB

                                MD5

                                d79b35ccf8e6af6714eb612714349097

                                SHA1

                                eb3ccc9ed29830df42f3fd129951cb8b791aaf98

                                SHA256

                                c8459799169b81fdab64d028a9ebb058ea2d0ad5feb33a11f6a45a54a5ccc365

                                SHA512

                                f4be1c1e192a700139d7cff5059af81c0234ed5f032796036a1a4879b032ce4eedd16a121bbf776f17bc84a0012846f467ad48b46db4008841c25b779c7d8f5a

                              • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

                                Filesize

                                144B

                                MD5

                                c592c71053c9f36a19e0ba0075b1cb65

                                SHA1

                                201d0a69d043466d24737b1620403f354371dbc1

                                SHA256

                                1c3f43d94c8ca3698315d32162ffb97cccc3b7b5d4f07bc1992e8ddd3ba7aa86

                                SHA512

                                0332b4ca5098987fd60f24961324a7260c5ad9556a4bb908513ffe1f5ff2c0a235a389e3b0214e4da7c6c970c3cf462707242f3868abd4d4bbd1fbd69d13b05f

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

                                Filesize

                                5KB

                                MD5

                                a4c4b3276ad3ce72dbf8766e429d0128

                                SHA1

                                9d7b34f03c96f6c980a5a86ce03167bdfdb52a1c

                                SHA256

                                422e73d73b27ae64286433d0d2c05120171088fd7b5eaa8d3b7cf1f73ed60248

                                SHA512

                                2e5922cae48805f6159fbeef1c65e6c04ac2664bba6efd54f1c37445b700f44e742fe896b8cf1e3cf8e1a6a64a7cdced33d5c47d2930a14a76d059e36e239ab6

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

                                Filesize

                                6KB

                                MD5

                                5fab02bbf586f9df7c1baaa773fd6d5b

                                SHA1

                                483c2a62ce74266ab4afcdfd22ddfe55f30a5a27

                                SHA256

                                70375b1fb9a9c5c9b2ecee9e4ae72296ad9e5c1352ebaa533d9c20e1a56735c7

                                SHA512

                                28a722a714a3a0d602adfb91ac9148284f4410aaa96242d82e0fb5b444ef168df12dc1001eae322618fafc3ecb2330c89f2b0b448f16c58fc2664eabdf9574e4

                              • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                                Filesize

                                16B

                                MD5

                                6752a1d65b201c13b62ea44016eb221f

                                SHA1

                                58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                SHA256

                                0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                SHA512

                                9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

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

                                Filesize

                                10KB

                                MD5

                                f477c75a65659ee87188862696fdc24d

                                SHA1

                                15cc11f47738d52e995ba970a92986e659291de4

                                SHA256

                                f8f39eb8c8ab7e166535e79497f1d3e4b13ff753f1ba52f3c7ad7ce8e61ace45

                                SHA512

                                a9c10277f2ead5e9828a5be8a6a96d1c9f5b2db5753bd81ef25974f5c6c6e3398aea5ff6a9acf0e78154be2f619d07875887d2de7ca346f3fef66d41bbb9a741

                              • memory/2848-3-0x00007FFB5DE50000-0x00007FFB5E912000-memory.dmp

                                Filesize

                                10.8MB

                              • memory/2848-4-0x000001DB56E80000-0x000001DB573A8000-memory.dmp

                                Filesize

                                5.2MB

                              • memory/2848-1-0x000001DB3B4A0000-0x000001DB3B4B8000-memory.dmp

                                Filesize

                                96KB

                              • memory/2848-2-0x000001DB55C00000-0x000001DB55DC2000-memory.dmp

                                Filesize

                                1.8MB

                              • memory/2848-5-0x00007FFB5DE50000-0x00007FFB5E912000-memory.dmp

                                Filesize

                                10.8MB

                              • memory/2848-0-0x00007FFB5DE53000-0x00007FFB5DE55000-memory.dmp

                                Filesize

                                8KB

                              • memory/2848-131-0x00007FFB5DE50000-0x00007FFB5E912000-memory.dmp

                                Filesize

                                10.8MB

                              • memory/2848-19-0x000001DB55B80000-0x000001DB55BF6000-memory.dmp

                                Filesize

                                472KB

                              • memory/2848-20-0x000001DB3B9D0000-0x000001DB3B9E2000-memory.dmp

                                Filesize

                                72KB

                              • memory/2848-21-0x000001DB3D2C0000-0x000001DB3D2DE000-memory.dmp

                                Filesize

                                120KB

                              • memory/3712-7-0x0000012E64CC0000-0x0000012E64CC1000-memory.dmp

                                Filesize

                                4KB

                              • memory/3712-13-0x0000012E64CC0000-0x0000012E64CC1000-memory.dmp

                                Filesize

                                4KB

                              • memory/3712-14-0x0000012E64CC0000-0x0000012E64CC1000-memory.dmp

                                Filesize

                                4KB

                              • memory/3712-15-0x0000012E64CC0000-0x0000012E64CC1000-memory.dmp

                                Filesize

                                4KB

                              • memory/3712-16-0x0000012E64CC0000-0x0000012E64CC1000-memory.dmp

                                Filesize

                                4KB

                              • memory/3712-17-0x0000012E64CC0000-0x0000012E64CC1000-memory.dmp

                                Filesize

                                4KB

                              • memory/3712-18-0x0000012E64CC0000-0x0000012E64CC1000-memory.dmp

                                Filesize

                                4KB

                              • memory/3712-12-0x0000012E64CC0000-0x0000012E64CC1000-memory.dmp

                                Filesize

                                4KB

                              • memory/3712-8-0x0000012E64CC0000-0x0000012E64CC1000-memory.dmp

                                Filesize

                                4KB

                              • memory/3712-6-0x0000012E64CC0000-0x0000012E64CC1000-memory.dmp

                                Filesize

                                4KB