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Analysis

  • max time kernel
    149s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/10/2023, 18:58

General

  • Target

    028751c50e1556fd947e61861dd07fd160b7ad9c3f421cdb47c89b3d7f00702a.exe

  • Size

    1.8MB

  • MD5

    a0ba7d414f72609b035b52a63b938a3b

  • SHA1

    2923b6fd8a90b8e711384d55b4dc9c3c3bd1f526

  • SHA256

    028751c50e1556fd947e61861dd07fd160b7ad9c3f421cdb47c89b3d7f00702a

  • SHA512

    2d55119f0f9a9f82b9d138fceea6115638c38e13eceec45ee810f764cbf8e38cec125441ff090370b433f50055283260b674cc24deeee2f872fdf85217129bc0

  • SSDEEP

    49152:j3dUZTHNLAlDwRJGhFHPKN2E5pPHaynwaD:j3dUZp2SuFKZrTwY

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 9 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\028751c50e1556fd947e61861dd07fd160b7ad9c3f421cdb47c89b3d7f00702a.exe
    "C:\Users\Admin\AppData\Local\Temp\028751c50e1556fd947e61861dd07fd160b7ad9c3f421cdb47c89b3d7f00702a.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1096
    • C:\Users\Admin\AppData\Local\Temp\028751c50e1556fd947e61861dd07fd160b7ad9c3f421cdb47c89b3d7f00702a.exe
      "C:\Users\Admin\AppData\Local\Temp\028751c50e1556fd947e61861dd07fd160b7ad9c3f421cdb47c89b3d7f00702a.exe" Admin
      2⤵
      • Drops file in Drivers directory
      • Enumerates connected drives
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3700
      • 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:2068
        • 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,0x100,0x104,0xe4,0x108,0x7ffa869046f8,0x7ffa86904708,0x7ffa86904718
          4⤵
            PID:3400
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2200,10130827881715573302,1830025398094605659,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2208 /prefetch:2
            4⤵
              PID:3252
            • 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=2200,10130827881715573302,1830025398094605659,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2260 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:4924
            • 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=2200,10130827881715573302,1830025398094605659,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2868 /prefetch:8
              4⤵
                PID:1964
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2200,10130827881715573302,1830025398094605659,131072 --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=3276 /prefetch:1
                4⤵
                  PID:216
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2200,10130827881715573302,1830025398094605659,131072 --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=3304 /prefetch:1
                  4⤵
                    PID:5012
                  • 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=2200,10130827881715573302,1830025398094605659,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3836 /prefetch:8
                    4⤵
                      PID:3740
                    • 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=2200,10130827881715573302,1830025398094605659,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3836 /prefetch:8
                      4⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:4788
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2200,10130827881715573302,1830025398094605659,131072 --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=5232 /prefetch:1
                      4⤵
                        PID:4612
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2200,10130827881715573302,1830025398094605659,131072 --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:2136
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2200,10130827881715573302,1830025398094605659,131072 --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=5624 /prefetch:1
                          4⤵
                            PID:2968
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2200,10130827881715573302,1830025398094605659,131072 --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=5448 /prefetch:1
                            4⤵
                              PID:1628
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2200,10130827881715573302,1830025398094605659,131072 --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=6004 /prefetch:1
                              4⤵
                                PID:4492
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2200,10130827881715573302,1830025398094605659,131072 --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=3244 /prefetch:1
                                4⤵
                                  PID:4796
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2200,10130827881715573302,1830025398094605659,131072 --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=5860 /prefetch:1
                                  4⤵
                                    PID:3100
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:3668
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:2876

                                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

                                  4d25fc6e43a16159ebfd161f28e16ef7

                                  SHA1

                                  49941a4bc3ed1ef90c7bcf1a8f0731c6a68facb4

                                  SHA256

                                  cee74fad9d775323a5843d9e55c770314e8b58ec08653c7b2ce8e8049df42bb5

                                  SHA512

                                  ea598fb8bfe15c777daeb025da98674fe8652f7341e5d150d188c46744fce11c4d20d1686d185039c5025c9a4252d1585686b1c3a4df4252e69675aaf37edfc1

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

                                  Filesize

                                  111B

                                  MD5

                                  285252a2f6327d41eab203dc2f402c67

                                  SHA1

                                  acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

                                  SHA256

                                  5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

                                  SHA512

                                  11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

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

                                  Filesize

                                  5KB

                                  MD5

                                  cfd42646335194bc717e1188f1f7cc24

                                  SHA1

                                  79e7ca26d985c1e081107caead0338037113bb2c

                                  SHA256

                                  bfdffc47dcbb4145073552425d114566fa1186ff9918cf1b8788dc7042603da2

                                  SHA512

                                  827a4a2d2aefc80c23d09c90820e397776a9ddb9d1a38683a2b041a7c1f4f34e6cfa354d90cb242aba9cea9dab54135ccbd7cb433ec178b6254b1a1c38bc801c

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

                                  Filesize

                                  5KB

                                  MD5

                                  9a393d9f7b0d61c27f848d13df2ef8c6

                                  SHA1

                                  81a7c7bf89cfb8107e4c610967100f6f0c75455b

                                  SHA256

                                  f0530f07508c22af2f501d481a0ca2141eab040fd574b88b1ce9ea42a0b1c295

                                  SHA512

                                  b7fe2fc21bb42c0a36d875c762041d5402d5e60d25ee690e13758de070f57c18b38770f419d2abb1abc25b3ddaf453b97835b9e5cd15ed020400688052697cc8

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

                                  Filesize

                                  24KB

                                  MD5

                                  d555d038867542dfb2fb0575a0d3174e

                                  SHA1

                                  1a5868d6df0b5de26cf3fc7310b628ce0a3726f0

                                  SHA256

                                  044cac379dddf0c21b8e7ee4079d21c67e28795d14e678dbf3e35900f25a1e2e

                                  SHA512

                                  d8220966fe6c3ae4499bc95ab3aead087a3dd915853320648849d2fc123a4acd157b7dba64af0108802522575a822651ecc005523c731423d9131ee679c2712f

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

                                  Filesize

                                  16B

                                  MD5

                                  6752a1d65b201c13b62ea44016eb221f

                                  SHA1

                                  58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                  SHA256

                                  0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                  SHA512

                                  9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

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

                                  Filesize

                                  11KB

                                  MD5

                                  6a060314e8a8edd8fa9096647cd64c33

                                  SHA1

                                  47e736fa03b79893676fe8ad354e6075f1435072

                                  SHA256

                                  06d229c6ea0d98133b57f634b1b1bfbea94360dc8863bf55d084750aa41d661a

                                  SHA512

                                  82100c70f29795840e54c6846d6a29ab595ac14795da844aa81822f960a2a6f7eec613cecf7631af269d2ebba2ae34756fede308ca7cd41d18c05d2858a9d2b0

                                • C:\Windows\system32\drivers\etc\hosts

                                  Filesize

                                  822B

                                  MD5

                                  03450e8ddb20859f242195450c19b8f1

                                  SHA1

                                  9698f8caf67c8853e14c8bf4933949f458c3044a

                                  SHA256

                                  1bdd8f1dd7bd82b5b2313d8770dfe4f41cd3f45bbaeab8b8a7f75fc5e2d3720b

                                  SHA512

                                  87371e57bf2296af5ec7f5db772a4ce66729d54aa23a8b384e3f4c42310b97b636576c7dff67c27a3b679339cdeee05b836563ae2a878f0367caf247b3e1ba7b

                                • memory/1096-2-0x0000000000400000-0x00000000005E4000-memory.dmp

                                  Filesize

                                  1.9MB

                                • memory/1096-0-0x0000000002280000-0x0000000002281000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3700-7-0x0000000000400000-0x00000000005E4000-memory.dmp

                                  Filesize

                                  1.9MB

                                • memory/3700-13-0x0000000000400000-0x00000000005E4000-memory.dmp

                                  Filesize

                                  1.9MB

                                • memory/3700-12-0x0000000000400000-0x00000000005E4000-memory.dmp

                                  Filesize

                                  1.9MB

                                • memory/3700-10-0x0000000000400000-0x00000000005E4000-memory.dmp

                                  Filesize

                                  1.9MB

                                • memory/3700-9-0x0000000000400000-0x00000000005E4000-memory.dmp

                                  Filesize

                                  1.9MB

                                • memory/3700-8-0x0000000000400000-0x00000000005E4000-memory.dmp

                                  Filesize

                                  1.9MB

                                • memory/3700-6-0x0000000000400000-0x00000000005E4000-memory.dmp

                                  Filesize

                                  1.9MB

                                • memory/3700-5-0x0000000000400000-0x00000000005E4000-memory.dmp

                                  Filesize

                                  1.9MB

                                • memory/3700-1-0x0000000002280000-0x0000000002281000-memory.dmp

                                  Filesize

                                  4KB