Analysis

  • max time kernel
    27s
  • max time network
    30s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-05-2024 19:38

General

  • Target

    Client-built.exe

  • Size

    78KB

  • MD5

    65c0da07a900f065d0e646141dbb2c26

  • SHA1

    c226f0d1eb995243973948905557be2d71a968b3

  • SHA256

    7e690350c542b5ef188e025289e1c45de6af63cf76c9f2a481d1106942cbcc80

  • SHA512

    7ce50d126fb3fe3ab29c35ab67342d2f3342a6fa40b748d1f14785f5e78eee83d4791486f9c65e7495793472a8a37595ef649718097ad598c18e27857b37a8f6

  • SSDEEP

    1536:52WjO8XeEXFh5P7v88wbjNrfxCXhRoKV6+V+IPIC:5Zv5PDwbjNrmAE+MIC

Malware Config

Extracted

Family

discordrat

Attributes
  • discord_token

    MTI0NDA5NTY1ODUwNDM1OTk3Ng.GQtKqS.OFSoW-g_7DMwUhMpwVakTNjxsEee1_mUG1GGrM

  • server_id

    1244341520782458942

Signatures

  • Discord RAT

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 6 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
  • Modifies data under HKEY_USERS 17 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Client-built.exe
    "C:\Users\Admin\AppData\Local\Temp\Client-built.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    PID:1584
    • C:\Windows\System32\shutdown.exe
      "C:\Windows\System32\shutdown.exe" /s /t 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4700
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • 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 SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1124
    • 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:7 --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=110.0.5481.104 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffc4ea1ab58,0x7ffc4ea1ab68,0x7ffc4ea1ab78
      2⤵
        PID:2848
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1784 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:2
        2⤵
          PID:4968
        • 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 --mojo-platform-channel-handle=2012 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:8
          2⤵
            PID:3384
          • 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 --mojo-platform-channel-handle=2072 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:8
            2⤵
              PID:3092
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3064 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:1
              2⤵
                PID:4688
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3076 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:1
                2⤵
                  PID:928
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4360 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:1
                  2⤵
                    PID:4348
                  • 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 --mojo-platform-channel-handle=4528 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:8
                    2⤵
                      PID:4152
                    • 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 --mojo-platform-channel-handle=4548 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:8
                      2⤵
                        PID:2268
                      • 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 --mojo-platform-channel-handle=4544 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:8
                        2⤵
                          PID:4948
                        • 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 --mojo-platform-channel-handle=4876 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:8
                          2⤵
                            PID:3592
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4564 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:8
                            2⤵
                              PID:668
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=4248 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:1
                              2⤵
                                PID:904
                            • C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe
                              "C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe"
                              1⤵
                                PID:228
                              • C:\Windows\system32\LogonUI.exe
                                "LogonUI.exe" /flags:0x4 /state0:0xa394d055 /state1:0x41c64e6d
                                1⤵
                                • Modifies data under HKEY_USERS
                                • Suspicious use of SetWindowsHookEx
                                PID:4084

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000007

                                Filesize

                                206KB

                                MD5

                                f998b8f6765b4c57936ada0bb2eb4a5a

                                SHA1

                                13fb29dc0968838653b8414a125c124023c001df

                                SHA256

                                374db366966d7b48782f352c78a0b3670ffec33ed046d931415034d6f93dcfef

                                SHA512

                                d340ae61467332f99e4606ef022ff71c9495b9d138a40cc7c58b3206be0d080b25f4e877a811a55f4320db9a7f52e39f88f1aa426ba79fc5e78fc73dacf8c716

                              • 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\Default\Network\TransportSecurity

                                Filesize

                                354B

                                MD5

                                dab9ae0f42cf2e4c15cae6d7a89fb0ef

                                SHA1

                                68f391918439b304be90be1f32576da35af655b9

                                SHA256

                                252a376a22d3b8ea61e3794bc2f3c110c7fed334ea5a18238b8525d622e186ab

                                SHA512

                                099d1197e50bb095432ce7c1b0914b11ff33584c4c901d6e1c3e83ad47bcb0c581413e58aa29c210aaeea9cce9c8e35e6d89d5aadeeef5c60457f61724fc0285

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

                                Filesize

                                7KB

                                MD5

                                92863f3f2d342a51db712800b8161adb

                                SHA1

                                d2c93a90c0d57d21408155cf01f0ac6739147949

                                SHA256

                                4739e002fe681ab9f72214c4a35565e336ac56fb448d05e5c215d8a46524c102

                                SHA512

                                801a97debb32ae99c433135ba0a965bd41af871521b7dc8d181428c56a780843e0e6dd43b8c7530bd9fab64149cf3dc3eea7f45a4a55f33afceebae12d1385a8

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

                                Filesize

                                16KB

                                MD5

                                6f7ef98aac5d58e9f36787b1c5616600

                                SHA1

                                92c53cf4089fe2a3e02ccf7184de5926d5c7821e

                                SHA256

                                7e0b3e3b17024c05b1d11823c316e3745b9c09885e0e7e4335ffe1c60c9f6155

                                SHA512

                                9be49e8ef11d2782146f5323a6af8f5351d228fd26a67001ebae732881bbac3ec1fcad349c5aa11d315b76f72dfc1d96221b65a4b734b5f188dcb28a6cd37bd5

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

                                Filesize

                                260KB

                                MD5

                                177f8bbe80fedcfae99c1daa4de19b61

                                SHA1

                                cef9d5b85936fe01f3058075a742cc8e8eb6c7ea

                                SHA256

                                b7f906cd9b0f021f42f4b1d01916cfbd0cab020e2f36f61492faa574112eb845

                                SHA512

                                af9279800f4d68fd125265f75ea374ccd1a2f55a562916b049fa347e651680e4bd7fd8d41a483e5cbc3963ecae5f5a19cd65ca750ccaecff16b9617063e9962c

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

                                Filesize

                                260KB

                                MD5

                                ec6c4f0d4325e41aadd69846fee921b8

                                SHA1

                                4f777ff0ba47d376f37603b94b1ff8902f064838

                                SHA256

                                d8ff7d076f47465252250b0f1f2d0cee7415abe12bda66b74b32d2c4ca469c9d

                                SHA512

                                65b8a06dd96ec8f47ebce0fa6a435aae2a5f3e2040bfb6fec180ba6592e2c20192040e0ca95cdf600541fa3b61d7bbae212c90c3eb565d54dae0fb2089eb40e6

                              • memory/1584-4-0x000001ECDA040000-0x000001ECDA568000-memory.dmp

                                Filesize

                                5.2MB

                              • memory/1584-3-0x00007FFC549E0000-0x00007FFC554A1000-memory.dmp

                                Filesize

                                10.8MB

                              • memory/1584-2-0x000001ECD9940000-0x000001ECD9B02000-memory.dmp

                                Filesize

                                1.8MB

                              • memory/1584-1-0x00007FFC549E3000-0x00007FFC549E5000-memory.dmp

                                Filesize

                                8KB

                              • memory/1584-0-0x000001ECBF2A0000-0x000001ECBF2B8000-memory.dmp

                                Filesize

                                96KB

                              • memory/1584-79-0x00007FFC549E3000-0x00007FFC549E5000-memory.dmp

                                Filesize

                                8KB

                              • memory/1584-108-0x00007FFC549E0000-0x00007FFC554A1000-memory.dmp

                                Filesize

                                10.8MB