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Analysis

  • max time kernel
    148s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/07/2024, 11:05

General

  • Target

    c2a3e7049aa6dc5b8c7fa7874d70ec5a00f949741504c301a4e527168e2c45bf.exe

  • Size

    1.3MB

  • MD5

    3c086ba52c378dde10453862407a896c

  • SHA1

    5f01625c426cfa1fcfde5957eb09e44f63a79c36

  • SHA256

    c2a3e7049aa6dc5b8c7fa7874d70ec5a00f949741504c301a4e527168e2c45bf

  • SHA512

    8528c2410aa363b4e9c5147fd9f11aa6ba8b740954dcffb802a791c3e9ab8c27ac1ae0b8fffe4fff84646a7a3ab66a6ae8ee54164e0085c9fc534a2b00d773b5

  • SSDEEP

    24576:Qak/7Nk4RZOqKZu0zoFmDcpii9iGn+66rLfJIgtEqPILWz8oDqE:Qak/KZu+k0WdEacJRIo+E

Malware Config

Signatures

  • 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 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 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\c2a3e7049aa6dc5b8c7fa7874d70ec5a00f949741504c301a4e527168e2c45bf.exe
    "C:\Users\Admin\AppData\Local\Temp\c2a3e7049aa6dc5b8c7fa7874d70ec5a00f949741504c301a4e527168e2c45bf.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3008
    • C:\Users\Admin\AppData\Local\Temp\c2a3e7049aa6dc5b8c7fa7874d70ec5a00f949741504c301a4e527168e2c45bf.exe
      "C:\Users\Admin\AppData\Local\Temp\c2a3e7049aa6dc5b8c7fa7874d70ec5a00f949741504c301a4e527168e2c45bf.exe" Master
      2⤵
      • Drops file in Drivers directory
      • Enumerates connected drives
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4668
      • 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:1680
        • 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,0x100,0x104,0xd8,0x108,0x7ffd786b46f8,0x7ffd786b4708,0x7ffd786b4718
          4⤵
            PID:3968
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2168,18320973215774819523,1221271641931906893,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2192 /prefetch:2
            4⤵
              PID:2496
            • 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=2168,18320973215774819523,1221271641931906893,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2476 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:3176
            • 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=2168,18320973215774819523,1221271641931906893,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2684 /prefetch:8
              4⤵
                PID:4092
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,18320973215774819523,1221271641931906893,131072 --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=3300 /prefetch:1
                4⤵
                  PID:2584
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,18320973215774819523,1221271641931906893,131072 --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=3308 /prefetch:1
                  4⤵
                    PID:836
                  • 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=2168,18320973215774819523,1221271641931906893,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4016 /prefetch:8
                    4⤵
                      PID:384
                    • 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=2168,18320973215774819523,1221271641931906893,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4016 /prefetch:8
                      4⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:4004
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,18320973215774819523,1221271641931906893,131072 --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:2160
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,18320973215774819523,1221271641931906893,131072 --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=5296 /prefetch:1
                        4⤵
                          PID:980
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,18320973215774819523,1221271641931906893,131072 --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=3460 /prefetch:1
                          4⤵
                            PID:3452
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,18320973215774819523,1221271641931906893,131072 --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=3964 /prefetch:1
                            4⤵
                              PID:4072
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,18320973215774819523,1221271641931906893,131072 --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=5640 /prefetch:1
                              4⤵
                                PID:2812
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,18320973215774819523,1221271641931906893,131072 --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=3600 /prefetch:1
                                4⤵
                                  PID:5068
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:4752
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:4556

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              Downloads

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

                                Filesize

                                152B

                                MD5

                                0331fa75ac7846bafcf885ea76d47447

                                SHA1

                                5a141ffda430e091153fefc4aa36317422ba28ae

                                SHA256

                                64b4b2e791644fc04f164ecd13b8b9a3e62669896fb7907bf0a072bbeebaf74a

                                SHA512

                                f8b960d38d73cf29ce17ea409ef6830cae99d7deafaf2ff59f8347120d81925ff16e38faaa0f7f4c39936472d05d1d131df2a8a383351f138c38afb21c1a60e2

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

                                Filesize

                                152B

                                MD5

                                f0f818d52a59eb6cf9c4dd2a1c844df9

                                SHA1

                                26afc4b28c0287274624690bd5bd4786cfe11d16

                                SHA256

                                58c0beea55fecbeded2d2c593473149214df818be1e4e4a28c97171dc8179d61

                                SHA512

                                7e8a1d3a6c8c9b0f1ac497e509e9edbe9e121df1df0147ce4421b8cf526ad238bd146868e177f9ce02e2d8f99cf7bb9ce7db4a582d487bbc921945211a977509

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

                                Filesize

                                6KB

                                MD5

                                bc093bb172ce41b9bc7f217a20e94aad

                                SHA1

                                89914129ad9077634febd7c8e6eb099f04594a34

                                SHA256

                                ef9dd449c92ad52bf7ddaa30cfb1cd08b754c3264207729b79b67ec7664f1d3a

                                SHA512

                                548fea751ba98cec52cbe63cc5493a7caffb5db8bb89ede781c4d16615f523763dff2ab93b242bc814f978722c86ae2a90abb60364e6c9f7d876808ac039b52f

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

                                Filesize

                                6KB

                                MD5

                                73320a49011b8c27b2a1a265cb00b5da

                                SHA1

                                bf33f5f80897b3c0af33fc77b7f23e60f07c4a9e

                                SHA256

                                20ed4910ca4153a07f9d3a925c5d924538037918c00002855ba8a15e5ce24b34

                                SHA512

                                3ef884725b9f17842d8a6045a3846d33fb58ba90e2f4796be14fdba1e72a90acd888625230ddd7f18e976630bba854f8f7286a83ab3d8f380e6dc19b60f33eeb

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

                                Filesize

                                16B

                                MD5

                                206702161f94c5cd39fadd03f4014d98

                                SHA1

                                bd8bfc144fb5326d21bd1531523d9fb50e1b600a

                                SHA256

                                1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

                                SHA512

                                0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

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

                                Filesize

                                16B

                                MD5

                                46295cac801e5d4857d09837238a6394

                                SHA1

                                44e0fa1b517dbf802b18faf0785eeea6ac51594b

                                SHA256

                                0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                                SHA512

                                8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

                                Filesize

                                11KB

                                MD5

                                e3ea2ff3a8cd0835aaf79e89bba2198c

                                SHA1

                                f450d1c6c892762cc588fc63d089ca6da4fe0416

                                SHA256

                                a09f72283a1de05ccbee237db179e4261c6ca8b71b1b1088fd502570ac1af507

                                SHA512

                                a38d893a2f66164a9ba1b872168b6266d46d42226adf9df9fcc41c1c615cc7599108d6dcc8d066839b9fa82185df31f401d4b6286ffeb8f48133c85c0842e1b8

                              • memory/3008-2-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/3008-12-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/3008-5-0x0000000002490000-0x0000000002491000-memory.dmp

                                Filesize

                                4KB

                              • memory/3008-3-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/3008-0-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/3008-4-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/3008-1-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-19-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-30-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-20-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-21-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-22-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-23-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-24-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-25-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-26-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-18-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-17-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-16-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-13-0x00000000021E0000-0x00000000021E1000-memory.dmp

                                Filesize

                                4KB

                              • memory/4668-9-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-8-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-10-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-7-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB

                              • memory/4668-6-0x0000000000400000-0x00000000006A6000-memory.dmp

                                Filesize

                                2.6MB