Analysis

  • max time kernel
    121s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03/04/2024, 12:23

General

  • Target
    Administrator-DELLXPS1456- 2024-04-03 13-52-24.html.exe
  • Size 67KB
  • Sample240403-pkltdsda4t
  • SHA256 664582c7357c0ea9f0f6ab524867e1cce887251b11e917ba5c9d81247e57bcb1
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Drops desktop.ini file(s) 4 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Looks up geolocation information via web service

    Uses a legitimate geolocation service to find the infected system's geolocation info.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies Internet Explorer settings 1 TTPs 36 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Administrator-DELLXPS1456- 2024-04-03 13-52-24.html.exe
    "C:\Users\Admin\AppData\Local\Temp\Administrator-DELLXPS1456- 2024-04-03 13-52-24.html.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Checks processor information in registry
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Windows\system32\schtasks.exe
      "schtasks.exe" /query /TN WinTask
      2⤵
        PID:2280
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\p.html
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2776
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2776 CREDAT:275457 /prefetch:2
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:2924
      • C:\Windows\system32\schtasks.exe
        "schtasks.exe" /query /TN WinTask
        2⤵
          PID:2552
        • C:\Windows\System32\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /create /tn WinTask /tr C:\Users\Admin\AppData\Local\Temp\Administrator-DELLXPS1456- 2024-04-03 13-52-24.html.exe /sc minute /mo 5
          2⤵
          • Creates scheduled task(s)
          PID:2488
        • C:\Windows\system32\cmd.exe
          "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1036
          • C:\Windows\system32\chcp.com
            chcp 65001
            3⤵
              PID:1772
            • C:\Windows\system32\netsh.exe
              netsh wlan show profile
              3⤵
                PID:2308
              • C:\Windows\system32\findstr.exe
                findstr All
                3⤵
                  PID:2240
              • C:\Windows\system32\cmd.exe
                "cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:1164
                • C:\Windows\system32\chcp.com
                  chcp 65001
                  3⤵
                    PID:1596
                  • C:\Windows\system32\netsh.exe
                    netsh wlan show networks mode=bssid
                    3⤵
                      PID:2864

                Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
                      • Size 68KB
                      • SHA256 1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
                      • MD5 SHA1 SHA512 SSDEEP

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 519c9c878a95fc08624cf3021c60b0d35c023e3cc6f4e7fcd4bc74eb9d00ad3a
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 4d424f5e6a76c61125d5f82a543ab94aa8f3b6fd3d3817a01ff795ac673aaaeb
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 fe25190c82f99f746688d79b0a9f9c0b9e46b06d764b4e8d7f40f5d373cf6331
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 b029faf0aaccb16205b2c5ea736e6da38185a4749b6218c2432099f2a80d752d
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 80aa1620f48c541750723d1526fcb473569f4a177f33a5a571fccfed0271e5d1
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 c14df1b5e30c605a21a141a742326fe84b8f4f4322d3d079bea510605cb9c8b3
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 0f707adb5e9873c90693639847367739a2a8ad5009d9f366330ebb5e0a14bcd8
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 a96da63184c63ee2ca42d14427cdc62f534999b57d4e63caaacd6c048f8f07df
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 c0dba06cfa6ab4782d939f97d13bb7cccff9db74e8d0458eb2a0f88094f79f1d
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 e660eb2983de0f736d905e04c00f1d3e92610b4331de043c565f9cb205551d11
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 76d3a0f3739c0147c6d169aeb2f0e3ef5d70e557acd82a92a6f6e2f03861dc30
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 81fa41826afb4303517ce79f5b696dceb90f0e6361ebadac0f0339266b94ed6f
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 a8812909a54022cff9ddfb0d45205f3a17b06e800c9ccc3ccfd2d9b61b985b98
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 66f626941c433dbb99bdc77482e19944391d999fc4482910fec55929e9470fee
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 9cd61612e871f14aadde8d5113c8f89e49033febdfc42496ee2b7e8f3899361f
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 dd245490ef1f6cf305f3d067f06a5eb6888d53958ebf6858a69c23b24bab2f36
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 1ab72677fa6cbc1fd13faa6b6726654d741d28e8c3261027326fde238f8f77a0
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 e4ad91e8a808a156a5a7c39d828480be641973c976527448c2086c6c182528be
                      • MD5 SHA1 SHA512

                      94308059B57B3142E455B38A6EB92015

                      • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
                      • Size 344B
                      • SHA256 0effe26d35c67f4d7c9ce2d8361722673c089b534350d624780c573036c2c1b8
                      • MD5 SHA1 SHA512

                      Cab958C.tmp

                      • Path C:\Users\Admin\AppData\Local\Temp\Cab958C.tmp
                      • Size 65KB
                      • SHA256 c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
                      • MD5 SHA1 SHA512 SSDEEP

                      Tar968F.tmp

                      • Path C:\Users\Admin\AppData\Local\Temp\Tar968F.tmp
                      • Size 177KB
                      • SHA256 67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34
                      • MD5 SHA1 SHA512 SSDEEP

                      p.html

                      • Path C:\Users\Admin\AppData\Local\Temp\p.html
                      • Size 23KB
                      • SHA256 732efd30bfed7196474ada4a5ffabc01f116bb2b3c68c099991f291ab0c6e325
                      • MD5 SHA1 SHA512 SSDEEP

                      Bookmarks.txt

                      • Path C:\Users\Admin\AppData\Local\a28d98c875343736574c904932f9ec23\Admin@IKJSPGIM_en-US\Browsers\Firefox\Bookmarks.txt
                      • Size 105B
                      • SHA256 c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142
                      • MD5 SHA1 SHA512

                      Process.txt

                      • Path C:\Users\Admin\AppData\Local\a28d98c875343736574c904932f9ec23\Admin@IKJSPGIM_en-US\System\Process.txt
                      • Size 1KB
                      • SHA256 bd7b68187d79249365d02c5934eaecf7a4e20070627dda7ba9cf5b376f0cee5a
                      • MD5 SHA1 SHA512

                      Process.txt

                      • Path C:\Users\Admin\AppData\Local\a28d98c875343736574c904932f9ec23\Admin@IKJSPGIM_en-US\System\Process.txt
                      • Size 1KB
                      • SHA256 c6ed8ace309f8c8f93dc9e4356f5d109d5104bb5405258de2bb420d7d2be04ae
                      • MD5 SHA1 SHA512

                      memory/2120-11-0x0000000002540000-0x0000000002546000-memory.dmp

                      memory/2120-668-0x000007FEF55B0000-0x000007FEF5F9C000-memory.dmp

                      memory/2120-0-0x000000013FE90000-0x000000013FEA4000-memory.dmp

                      memory/2120-1-0x000007FEF55B0000-0x000007FEF5F9C000-memory.dmp

                      memory/2120-567-0x000007FEF55B0000-0x000007FEF5F9C000-memory.dmp

                      memory/2120-2-0x000000001BC90000-0x000000001BD10000-memory.dmp

                      memory/2120-9-0x000000001BB10000-0x000000001BB52000-memory.dmp

                      memory/2120-10-0x000000001BBE0000-0x000000001BC46000-memory.dmp

                      memory/2120-90-0x000000001BC90000-0x000000001BD10000-memory.dmp