Analysis

  • max time kernel
    140s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-08-2024 15:23

General

  • Target

    jdhfdshdk.exe

  • Size

    756KB

  • MD5

    855fdcbb7f2b26216324afbd36d8b8b3

  • SHA1

    b02b1ad03a4becd3f96b1e54e75a1eb8fbdd1e5e

  • SHA256

    cebc3aaa8f0b183d42fa6e52020c2effaf73d997e6a095ef2e8a43c1e2dba3eb

  • SHA512

    cde8d4887259b61a5e4479cdc1898a6508e902a690d9b38008f952408ace0eb3762aafc3b998571f11902b2db2ff0593edaee4400e302c83836fb6992cb57e69

  • SSDEEP

    12288:t9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hN:HZ1xuVVjfFoynPaVBUR8f+kN10EBD

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

Mutex

DC_MUTEX-47YCESL

Attributes
  • gencode

    aL2JzXvVx9mA

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • 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 1 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of FindShellTrayWindow 27 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jdhfdshdk.exe
    "C:\Users\Admin\AppData\Local\Temp\jdhfdshdk.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:3852
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DisplayEnhancementService
    1⤵
      PID:3152
    • C:\Windows\helppane.exe
      C:\Windows\helppane.exe -Embedding
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2532
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument microsoft-edge:https://go.microsoft.com/fwlink/?LinkId=528882
        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:4064
        • 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=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7fffe6e746f8,0x7fffe6e74708,0x7fffe6e74718
          3⤵
            PID:2124
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2212,9173650862956519589,9169647842862894767,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2224 /prefetch:2
            3⤵
              PID:964
            • 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=2212,9173650862956519589,9169647842862894767,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2280 /prefetch:3
              3⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:3580
            • 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=2212,9173650862956519589,9169647842862894767,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2960 /prefetch:8
              3⤵
                PID:2564
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2212,9173650862956519589,9169647842862894767,131072 --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=3364 /prefetch:1
                3⤵
                  PID:4332
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2212,9173650862956519589,9169647842862894767,131072 --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=3384 /prefetch:1
                  3⤵
                    PID:1984
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2212,9173650862956519589,9169647842862894767,131072 --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=4968 /prefetch:1
                    3⤵
                      PID:5508
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2212,9173650862956519589,9169647842862894767,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3932 /prefetch:1
                      3⤵
                        PID:5796
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --field-trial-handle=2212,9173650862956519589,9169647842862894767,131072 --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=4992 /prefetch:8
                        3⤵
                          PID:6092
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=video_capture.mojom.VideoCaptureService --field-trial-handle=2212,9173650862956519589,9169647842862894767,131072 --lang=en-US --service-sandbox-type=video_capture --mojo-platform-channel-handle=4968 /prefetch:8
                          3⤵
                          • Modifies registry class
                          • Suspicious behavior: EnumeratesProcesses
                          PID:6100
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2212,9173650862956519589,9169647842862894767,131072 --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=4768 /prefetch:1
                          3⤵
                            PID:4108
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:2264
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:5244

                          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

                            27304926d60324abe74d7a4b571c35ea

                            SHA1

                            78b8f92fcaf4a09eaa786bbe33fd1b0222ef29c1

                            SHA256

                            7039ad5c2b40f4d97c8c2269f4942be13436d739b2e1f8feb7a0c9f9fdb931de

                            SHA512

                            f5b6181d3f432238c7365f64fc8a373299e23ba8178bcc419471916ef8b23e909787c7c0617ab22e4eb90909c02bd7b84f1386fbc61e2bdb5a0eb474175da4bd

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

                            Filesize

                            152B

                            MD5

                            9e3fc58a8fb86c93d19e1500b873ef6f

                            SHA1

                            c6aae5f4e26f5570db5e14bba8d5061867a33b56

                            SHA256

                            828f4eacac1c40b790fd70dbb6fa6ba03dcc681171d9b2a6579626d27837b1c4

                            SHA512

                            e5e245b56fa82075e060f468a3224cf2ef43f1b6d87f0351a2102d85c7c897e559be4caeaecfdc4059af29fdc674681b61229319dda95cb2ee649b2eb98d313e

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

                            Filesize

                            1KB

                            MD5

                            b4cd1c7a486292a30089d0d2eb49aeda

                            SHA1

                            de9d26260cf8b7a98c75f2a90deb9d48d2f388bb

                            SHA256

                            4e2b788cb35f7f577ebc7bb17b100346972354fb5ecb98cf39a17fe18e00fd22

                            SHA512

                            81c375051e08e147e7ccf7c10f1727e3635f5bf42c491ba3288f06a6717070c895f9df2ada80b985658b1bc43001d8f024d5b83e3c1328c5b481d444ff739734

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

                            Filesize

                            755B

                            MD5

                            bca57f85c1714d11a34c112c01ba7e79

                            SHA1

                            38679d4fa209389dd1e20fa8dc54b3f62db2ffd1

                            SHA256

                            2400a34282a8c5c91de8340ab17c808273a6939732f2afc7bbd2500bc576aea1

                            SHA512

                            a1b640b42c7b33dd8b0f55c894e2ffd59bd70624c9c678ebf7294b2d19691536528ea9689a8cace095179fd9ed647f9452260ed61c7a011930e6cfaf5caf3d4e

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

                            Filesize

                            6KB

                            MD5

                            ab2080de6ebda28d78a7722530ce7a37

                            SHA1

                            373379d60dd3fd4dde97caf0e3e236cf9c14b7bd

                            SHA256

                            7786dced59fc96262881e28bd31ed584b6b0cfec4c2b845c95147977b8402cb4

                            SHA512

                            ba9ad12030e0866bb77a1f4704c77b449c59020d2e30686f14df449b9a6df3be961347060c1507ab1dcb0f81add99a55e892c36c0e83adc7d5716fd01858cd8d

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

                            Filesize

                            6KB

                            MD5

                            392818901045948c4fd9a327eaeb8b45

                            SHA1

                            fbce7c7ca939fd4d5169f20533a3daccb1b6c9a6

                            SHA256

                            4719a2570e9f7c13ac330941332e09252d276c2691001ef67f460e5fb6e35b3f

                            SHA512

                            8df110e2e3095121dd89306979bebb480d479dacb9bdafb14e478c14dbea49b8a73dc3455ddb323a76af897353528cbb86ce9a655b7876a95fc7ebcc125dae3a

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

                            Filesize

                            10KB

                            MD5

                            24e640fd6b27e277b329f1cbf3bb6187

                            SHA1

                            ef053266183c79ccbbbbf598a1a5a58c1b4e28eb

                            SHA256

                            1cdebc64e732c5d6c24b23694499266ca158564e67a7830fe44a1383b83bbcfc

                            SHA512

                            626babfc61ef0da678ed836c56862790a76eff70b795a017f649965b27f3d99d771a04d24404ce6df1db2f5ba18d45e7801fb0223c303db7e24d69319b648973

                          • \??\pipe\LOCAL\crashpad_4064_GCHYGQCWBIPFELBX

                            MD5

                            d41d8cd98f00b204e9800998ecf8427e

                            SHA1

                            da39a3ee5e6b4b0d3255bfef95601890afd80709

                            SHA256

                            e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                            SHA512

                            cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                          • memory/3852-9-0x0000000000400000-0x00000000004CA000-memory.dmp

                            Filesize

                            808KB

                          • memory/3852-12-0x0000000000400000-0x00000000004CA000-memory.dmp

                            Filesize

                            808KB

                          • memory/3852-11-0x0000000000400000-0x00000000004CA000-memory.dmp

                            Filesize

                            808KB

                          • memory/3852-10-0x0000000000400000-0x00000000004CA000-memory.dmp

                            Filesize

                            808KB

                          • memory/3852-0-0x0000000002420000-0x0000000002421000-memory.dmp

                            Filesize

                            4KB

                          • memory/3852-8-0x0000000000400000-0x00000000004CA000-memory.dmp

                            Filesize

                            808KB

                          • memory/3852-1-0x0000000000400000-0x00000000004CA000-memory.dmp

                            Filesize

                            808KB