Resubmissions

30/05/2024, 22:44

240530-2ns34add986

30/05/2024, 21:06

240530-zxvxyabb326

Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240419-en
  • resource tags

    arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    30/05/2024, 22:44

General

  • Target
    https://www.dropbox.com/l/AAA-t0pYSi6E25vFlsort4UkT8lp8DYVhns
  • Sample240530-2ns34add98
Score
6/10

Malware Config

Signatures

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • HTTP links in PDF interactive object 1 IoCs

    Detects HTTP links in interactive objects within PDF files.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 8 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 17 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://www.dropbox.com/l/AAA-t0pYSi6E25vFlsort4UkT8lp8DYVhns
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3440
    • 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,0x7ffee7483cb8,0x7ffee7483cc8,0x7ffee7483cd8
      2⤵
        PID:3984
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1896,6854305142799161153,11601805072094675821,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1912 /prefetch:2
        2⤵
          PID:2884
        • 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=1896,6854305142799161153,11601805072094675821,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2160 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4936
        • 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=1896,6854305142799161153,11601805072094675821,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2764 /prefetch:8
          2⤵
            PID:3764
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,6854305142799161153,11601805072094675821,131072 --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=3228 /prefetch:1
            2⤵
              PID:3380
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,6854305142799161153,11601805072094675821,131072 --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=3240 /prefetch:1
              2⤵
                PID:4084
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,6854305142799161153,11601805072094675821,131072 --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=4692 /prefetch:1
                2⤵
                  PID:3124
                • 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=1896,6854305142799161153,11601805072094675821,131072 --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=5220 /prefetch:8
                  2⤵
                    PID:1320
                  • 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=1896,6854305142799161153,11601805072094675821,131072 --lang=en-US --service-sandbox-type=video_capture --mojo-platform-channel-handle=5328 /prefetch:8
                    2⤵
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    PID:4640
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=media.mojom.MediaService --field-trial-handle=1896,6854305142799161153,11601805072094675821,131072 --lang=en-US --service-sandbox-type=mf_cdm --mojo-platform-channel-handle=3344 /prefetch:8
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:1576
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,6854305142799161153,11601805072094675821,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5756 /prefetch:1
                    2⤵
                      PID:248
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=1896,6854305142799161153,11601805072094675821,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5956 /prefetch:8
                      2⤵
                      • NTFS ADS
                      • Suspicious behavior: EnumeratesProcesses
                      PID:1736
                    • 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=1896,6854305142799161153,11601805072094675821,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5996 /prefetch:8
                      2⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:5024
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,6854305142799161153,11601805072094675821,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6168 /prefetch:1
                      2⤵
                        PID:1392
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,6854305142799161153,11601805072094675821,131072 --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=16 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6020 /prefetch:1
                        2⤵
                          PID:2688
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,6854305142799161153,11601805072094675821,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=17 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3848 /prefetch:1
                          2⤵
                            PID:3012
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,6854305142799161153,11601805072094675821,131072 --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=18 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6508 /prefetch:1
                            2⤵
                              PID:1636
                            • 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=1896,6854305142799161153,11601805072094675821,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5976 /prefetch:8
                              2⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:3096
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1896,6854305142799161153,11601805072094675821,131072 --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=3048 /prefetch:2
                              2⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:4236
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:3124
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:3716

                              Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    settings.dat

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                    • Size 152B
                                    • SHA256 f49e20af78caf0d737f6dbcfc5cc32701a35eb092b3f0ab24cf339604cb049b5
                                    • MD5 SHA1 SHA512

                                    settings.dat

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                    • Size 152B
                                    • SHA256 9a24c67c3ec89f5cf8810eba1fdefc7775044c71ed78a8eb51c8d2225ad1bc4c
                                    • MD5 SHA1 SHA512

                                    the-real-index

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index
                                    • Size 4KB
                                    • SHA256 2637b49097f636651373a52887061a92fcefcf05e156e87157cf47cfad262dea
                                    • MD5 SHA1 SHA512 SSDEEP

                                    CURRENT

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\File System\Origins\CURRENT
                                    • Size 16B
                                    • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                                    • MD5 SHA1 SHA512

                                    Network Persistent State

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State
                                    • Size 1004B
                                    • SHA256 76af236d84fef8bdf0aebcccb355f81c4f20b8f76d5815f2c1d7f536ac06955f
                                    • MD5 SHA1 SHA512

                                    Preferences

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                    • Size 5KB
                                    • SHA256 a535a5f3a5939e7f98437e7e2c0d41ee0877acf0a92913796608dd366c922a2c
                                    • MD5 SHA1 SHA512 SSDEEP

                                    Preferences

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                    • Size 6KB
                                    • SHA256 be93d81e94cbd13c67ae4ce8c08b577f83c00a47c06e8d52e85ec1f9977d0f98
                                    • MD5 SHA1 SHA512 SSDEEP

                                    TransportSecurity

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity
                                    • Size 872B
                                    • SHA256 bb95e79d5c36ab5c4febda839cee7ae9eec971efee7189807b881ecfa2c0e3e0
                                    • MD5 SHA1 SHA512

                                    TransportSecurity

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity
                                    • Size 872B
                                    • SHA256 5283a4a3afe58754654fcf88228542746bd1707a867f7d8681819c762c8e009f
                                    • MD5 SHA1 SHA512

                                    TransportSecurity

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity
                                    • Size 872B
                                    • SHA256 f15019d062c053d18d4a3c0ed2838dc4da363e89928f194f9e6b9373d9be342a
                                    • MD5 SHA1 SHA512

                                    TransportSecurity

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity
                                    • Size 872B
                                    • SHA256 43acdef423fa19bc295af80fb2d3b7f7ea2cf8761a387353c983c0890355ed95
                                    • MD5 SHA1 SHA512

                                    TransportSecurity

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity
                                    • Size 872B
                                    • SHA256 8ac06513d43c02899efcfd1a3ac45ea964644fee6d9488c9b90556b0568778df
                                    • MD5 SHA1 SHA512

                                    TransportSecurity

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity
                                    • Size 872B
                                    • SHA256 58446b54b6baf5cdcd7a8707075575058759838a1716eb9ab414bf2ca26980e6
                                    • MD5 SHA1 SHA512

                                    TransportSecurity

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity
                                    • Size 872B
                                    • SHA256 5b0c085d8c64295c5bfdff8d28c7382b887250b1253d9070ac82a698fb0322b2
                                    • MD5 SHA1 SHA512

                                    TransportSecurity

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity
                                    • Size 872B
                                    • SHA256 fb56c7c91692e1775f6c77e5c7417f596c180464c0dd2618b8a8347687f5798a
                                    • MD5 SHA1 SHA512

                                    TransportSecurity~RFe5793f3.TMP

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\TransportSecurity~RFe5793f3.TMP
                                    • Size 872B
                                    • SHA256 c5ed687e4742bd75e38b584fa9cf901018bfd950de286f242e516fbfca6d195b
                                    • MD5 SHA1 SHA512

                                    CURRENT

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                                    • Size 16B
                                    • SHA256 1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167
                                    • MD5 SHA1 SHA512

                                    MANIFEST-000001

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\MANIFEST-000001
                                    • Size 41B
                                    • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                                    • MD5 SHA1 SHA512

                                    Local State

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                    • Size 10KB
                                    • SHA256 482c284f799ab9f1ea1b2697aff70e32ec1ef6364b4ae5f16ff0c7098054e343
                                    • MD5 SHA1 SHA512 SSDEEP

                                    Local State

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                    • Size 11KB
                                    • SHA256 89c8f92c444b8f8b7bc96129a81df4d9a3d5ab14bcc066731559554cabfacd38
                                    • MD5 SHA1 SHA512 SSDEEP

                                    Skogman Insurance.pdf

                                    • Path C:\Users\Admin\Downloads\Skogman Insurance.pdf
                                    • Size 48KB
                                    • SHA256 b48222bcf05b54c96762328336a17c1aa5ef10095fe9b8a515a252fb0a439f1c
                                    • MD5 SHA1 SHA512 SSDEEP

                                    Skogman Insurance.pdf:Zone.Identifier

                                    • Path C:\Users\Admin\Downloads\Skogman Insurance.pdf:Zone.Identifier
                                    • Size 416B
                                    • SHA256 0cf6206393c323561069755f44637df60e549940c851c47e94bdc43a3ff30602
                                    • MD5 SHA1 SHA512