Analysis

  • max time kernel
    146s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    03-02-2023 22:28

General

  • Target

    SKlauncher 3.0.exe

  • Size

    1.2MB

  • MD5

    32c7e3347f8e532e675d154eb07f4ccf

  • SHA1

    5ca004745e2cdab497a7d6ef29c7efb25dc4046d

  • SHA256

    107bb526c374d6fd9f45317c0c16e83ab50076f2bcd630caf3d6794596fae69b

  • SHA512

    c82f3a01719f30cbb876a1395fda713ddba07b570bc188515b1b705e54e15a7cca5f71f741d51763f63aa5f40e00df06f63b341ed4db6b1be87b3ee59460dbe2

  • SSDEEP

    24576:Dh199z42ojP6a7HJlF9eu5XFQZSIZeNGdmEE8H17UBcegl:R9zbgH3euNFQZr/oEE892cfl

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 26 IoCs
  • Modifies registry class 52 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SKlauncher 3.0.exe
    "C:\Users\Admin\AppData\Local\Temp\SKlauncher 3.0.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" https://adoptium.net/
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1688
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1688 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:568
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1828
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=89.0.4389.114 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6a34f50,0x7fef6a34f60,0x7fef6a34f70
      2⤵
        PID:1268
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1128 /prefetch:2
        2⤵
          PID:940
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=1260 /prefetch:8
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:560
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1788 /prefetch:8
          2⤵
            PID:664
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2024 /prefetch:1
            2⤵
              PID:2000
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2080 /prefetch:1
              2⤵
                PID:748
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2356 /prefetch:8
                2⤵
                  PID:1688
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --use-gl=swiftshader-webgl --mojo-platform-channel-handle=3296 /prefetch:2
                  2⤵
                    PID:2060
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=1376 /prefetch:1
                    2⤵
                      PID:2104
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3516 /prefetch:8
                      2⤵
                        PID:2168
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3616 /prefetch:8
                        2⤵
                          PID:2176
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1484 /prefetch:8
                          2⤵
                            PID:2384
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1712 /prefetch:8
                            2⤵
                              PID:2944
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3068 /prefetch:8
                              2⤵
                                PID:2952
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3952 /prefetch:8
                                2⤵
                                  PID:2968
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3936 /prefetch:8
                                  2⤵
                                    PID:2960
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4232 /prefetch:8
                                    2⤵
                                      PID:2976
                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4252 /prefetch:8
                                      2⤵
                                        PID:2984
                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4264 /prefetch:8
                                        2⤵
                                          PID:2228
                                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=20 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4268 /prefetch:1
                                          2⤵
                                            PID:268
                                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=21 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2264 /prefetch:1
                                            2⤵
                                              PID:2248
                                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=22 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4088 /prefetch:1
                                              2⤵
                                                PID:2484
                                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=23 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4052 /prefetch:1
                                                2⤵
                                                  PID:2328
                                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1116,14640789691658342924,9890932118332742139,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=24 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3436 /prefetch:1
                                                  2⤵
                                                    PID:2288
                                                • C:\Program Files\Microsoft Games\chess\chess.exe
                                                  "C:\Program Files\Microsoft Games\chess\chess.exe"
                                                  1⤵
                                                  • Modifies registry class
                                                  • Suspicious behavior: GetForegroundWindowSpam
                                                  • Suspicious use of SetWindowsHookEx
                                                  PID:2720
                                                • C:\Windows\system32\AUDIODG.EXE
                                                  C:\Windows\system32\AUDIODG.EXE 0x534
                                                  1⤵
                                                  • Suspicious use of AdjustPrivilegeToken
                                                  PID:2768

                                                Network

                                                MITRE ATT&CK Enterprise v6

                                                Replay Monitor

                                                Loading Replay Monitor...

                                                Downloads

                                                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

                                                  Filesize

                                                  1KB

                                                  MD5

                                                  26c78130a9014bc2421ccd0952b0380b

                                                  SHA1

                                                  efb65f5bd9ebf4f743c493310e40e040bd949534

                                                  SHA256

                                                  267c979911e2a2f640080d47012193b64630ec34b950ee4e2b8216e045a8a8bb

                                                  SHA512

                                                  c4d8294f05fded8925c0e202fd87994063751c8059faf2724e4b949fb6986e873dd9652b93ac00fd5d8bb4a8670f7d40262c1a39e8ee4b926979234592abf3c0

                                                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

                                                  Filesize

                                                  61KB

                                                  MD5

                                                  fc4666cbca561e864e7fdf883a9e6661

                                                  SHA1

                                                  2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

                                                  SHA256

                                                  10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

                                                  SHA512

                                                  c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

                                                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\CAF4703619713E3F18D8A9D5D88D6288_A7725538C46DE2D0088EE44974E2CEBA

                                                  Filesize

                                                  724B

                                                  MD5

                                                  f569e1d183b84e8078dc456192127536

                                                  SHA1

                                                  30c537463eed902925300dd07a87d820a713753f

                                                  SHA256

                                                  287bc80237497eb8681dbf136a56cc3870dd5bd12d48051525a280ae62aab413

                                                  SHA512

                                                  49553b65a8e3fc0bf98c1bc02bae5b22188618d8edf8e88e4e25932105796956ae8301c63c487e0afe368ea39a4a2af07935a808f5fb53287ef9287bc73e1012

                                                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

                                                  Filesize

                                                  410B

                                                  MD5

                                                  bf3d3924a2beca713d43d29a8ff9a392

                                                  SHA1

                                                  97c78a0c4ba29cf5cdbc321c7d9a12c3af04ef97

                                                  SHA256

                                                  35433f997798ab93adc628b20001c13d96c13303e825ea67c1b4057606dd5322

                                                  SHA512

                                                  a58c72d4dc2a9bdbb2bb4375fa77ed069da11f7d7a177094ecac3f2cb87229d476669103baeb91000a0c8553913956d2fbada0e2bc73e5b58e3c518d6322e953

                                                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                                                  Filesize

                                                  342B

                                                  MD5

                                                  014783a39b7267cff78f56a2385fe98a

                                                  SHA1

                                                  29e5b369fdebe53bfcea00db0ff82ef1046ab9a5

                                                  SHA256

                                                  0de6efef2922b674d73ec8c77ba64ecf626a95e0b659744b0ad75f188ce72de7

                                                  SHA512

                                                  81d1492825d980b771faf14846c8467658b8425ea03a10b6bccd0a1a45852fe12ce0829e4b4970c4d3375c963c64a7306fdda28c76266f42787d6d8f72c4064a

                                                • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\CAF4703619713E3F18D8A9D5D88D6288_A7725538C46DE2D0088EE44974E2CEBA

                                                  Filesize

                                                  392B

                                                  MD5

                                                  9e838b4d6a4b4e92eb00b2f694f96bd8

                                                  SHA1

                                                  326a4a1486711b7eb49c79e3791749d5bab7b84b

                                                  SHA256

                                                  025b7994a86b9f1fcaf817e4de046b466c089685ec4bfe653a0e09efe707be84

                                                  SHA512

                                                  bf55c71f555c96ce24033730bab33fd9aeea621bfaf3b56fbe12877178049cff03656ec162044a3f5311ff25d364dc1c76da847fc25ff430cfba592f3ddd6fe1

                                                • memory/2024-54-0x00000000766D1000-0x00000000766D3000-memory.dmp

                                                  Filesize

                                                  8KB

                                                • memory/2720-60-0x000007FEFC2F1000-0x000007FEFC2F3000-memory.dmp

                                                  Filesize

                                                  8KB

                                                • memory/2720-63-0x00000000001C0000-0x00000000001CA000-memory.dmp

                                                  Filesize

                                                  40KB

                                                • memory/2720-64-0x0000000001DD0000-0x0000000001DDA000-memory.dmp

                                                  Filesize

                                                  40KB

                                                • memory/2720-65-0x0000000001DD0000-0x0000000001DD2000-memory.dmp

                                                  Filesize

                                                  8KB

                                                • memory/2720-62-0x00000000001C0000-0x00000000001CA000-memory.dmp

                                                  Filesize

                                                  40KB

                                                • memory/2720-61-0x00000000FF401000-0x00000000FF403000-memory.dmp

                                                  Filesize

                                                  8KB