Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/05/2024, 20:13

General

  • Target
    34793e609c55e77ca27f42b7d87571fc0b2ae090f6cf2c0d5cf61c4e78dcf6b2.exe
  • Size 1.8MB
  • Sample240525-yzpy2agh2t
  • SHA256 34793e609c55e77ca27f42b7d87571fc0b2ae090f6cf2c0d5cf61c4e78dcf6b2
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • metasploit

Version
  • windows/shell_reverse_tcp

C2
  • 1.15.12.73:4567

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Drops file in Drivers directory 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

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

  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\34793e609c55e77ca27f42b7d87571fc0b2ae090f6cf2c0d5cf61c4e78dcf6b2.exe
    "C:\Users\Admin\AppData\Local\Temp\34793e609c55e77ca27f42b7d87571fc0b2ae090f6cf2c0d5cf61c4e78dcf6b2.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4548
    • C:\Users\Admin\AppData\Local\Temp\34793e609c55e77ca27f42b7d87571fc0b2ae090f6cf2c0d5cf61c4e78dcf6b2.exe
      "C:\Users\Admin\AppData\Local\Temp\34793e609c55e77ca27f42b7d87571fc0b2ae090f6cf2c0d5cf61c4e78dcf6b2.exe" Admin
      2⤵
      • Drops file in Drivers directory
      • Enumerates connected drives
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2028
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.178stu.com/my.htm
        3⤵
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:2696
        • 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=0x108,0x10c,0x110,0x104,0x114,0x7ffc207646f8,0x7ffc20764708,0x7ffc20764718
          4⤵
            PID:400
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2148,9562894711914131777,10675443804145243698,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2104 /prefetch:2
            4⤵
              PID:4072
            • 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=2148,9562894711914131777,10675443804145243698,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2204 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:4552
            • 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=2148,9562894711914131777,10675443804145243698,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2804 /prefetch:8
              4⤵
                PID:1188
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,9562894711914131777,10675443804145243698,131072 --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=3280 /prefetch:1
                4⤵
                  PID:432
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,9562894711914131777,10675443804145243698,131072 --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=3328 /prefetch:1
                  4⤵
                    PID:208
                  • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2148,9562894711914131777,10675443804145243698,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3932 /prefetch:8
                    4⤵
                      PID:1468
                    • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2148,9562894711914131777,10675443804145243698,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3932 /prefetch:8
                      4⤵
                      • Suspicious behavior: EnumeratesProcesses
                      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=2148,9562894711914131777,10675443804145243698,131072 --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=5216 /prefetch:1
                      4⤵
                        PID:4996
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,9562894711914131777,10675443804145243698,131072 --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=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5156 /prefetch:1
                        4⤵
                          PID:4516
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,9562894711914131777,10675443804145243698,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4172 /prefetch:1
                          4⤵
                            PID:728
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,9562894711914131777,10675443804145243698,131072 --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=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3428 /prefetch:1
                            4⤵
                              PID:4888
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,9562894711914131777,10675443804145243698,131072 --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=5156 /prefetch:1
                              4⤵
                                PID:3840
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,9562894711914131777,10675443804145243698,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3452 /prefetch:1
                                4⤵
                                  PID:2296
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,9562894711914131777,10675443804145243698,131072 --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=4024 /prefetch:1
                                  4⤵
                                    PID:1692
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,9562894711914131777,10675443804145243698,131072 --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=1796 /prefetch:1
                                    4⤵
                                      PID:3188
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2148,9562894711914131777,10675443804145243698,131072 --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=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=5548 /prefetch:2
                                      4⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:1100
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:228
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:4684

                                  Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        settings.dat

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                        • Size 152B
                                        • SHA256 a1c5f48659d4b3af960971b3a0f433a95fee5bfafe5680a34110c68b342377d8
                                        • MD5 SHA1 SHA512

                                        settings.dat

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                        • Size 152B
                                        • SHA256 a0ca609205813c307df9122c0c5b0967c5472755700f615b0033129cf7d6b35b
                                        • MD5 SHA1 SHA512

                                        34c049d7-5252-46bb-a23d-2fdb1d7e591e.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\34c049d7-5252-46bb-a23d-2fdb1d7e591e.tmp
                                        • Size 6KB
                                        • SHA256 2921543fffb10d57863f3f21944dc493fcedcee144cef3a5744651f3039a9128
                                        • MD5 SHA1 SHA512 SSDEEP

                                        Preferences

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                        • Size 5KB
                                        • SHA256 8958b2cbb5d577c2505373eeb09d8f0c57c826d14ce2f6940fcff0b1e75362f0
                                        • MD5 SHA1 SHA512 SSDEEP

                                        CURRENT

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                                        • Size 16B
                                        • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                                        • 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

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                        • Size 11KB
                                        • SHA256 f8ed65d96c99d9403dd08526c1cfe800a7a04f2ada7036bc102f07eaea91214d
                                        • MD5 SHA1 SHA512 SSDEEP

                                        hosts

                                        • Path C:\Windows\system32\drivers\etc\hosts
                                        • Size 822B
                                        • SHA256 1bdd8f1dd7bd82b5b2313d8770dfe4f41cd3f45bbaeab8b8a7f75fc5e2d3720b
                                        • MD5 SHA1 SHA512

                                        memory/2028-6-0x0000000000920000-0x0000000000921000-memory.dmp

                                        memory/2028-12-0x0000000000400000-0x00000000005E5000-memory.dmp

                                        memory/2028-10-0x0000000000400000-0x00000000005E5000-memory.dmp

                                        memory/2028-9-0x0000000000400000-0x00000000005E5000-memory.dmp

                                        memory/4548-4-0x0000000000400000-0x00000000005E5000-memory.dmp

                                        memory/4548-2-0x00000000022E0000-0x00000000022E1000-memory.dmp

                                        memory/4548-0-0x0000000000750000-0x0000000000751000-memory.dmp

                                        memory/4548-1-0x0000000000750000-0x0000000000751000-memory.dmp