Analysis

  • max time kernel
    150s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    02/02/2024, 10:31

General

  • Target
    $(LSTR_77).exe
  • Size 14.3MB
  • Sample240202-mkdrnsdhfk
  • SHA256 e6941bd15475df3915989c35119fe9261d70217ab25881d3f5705f2733edbc7f
  • MD5 SHA1 SHA512 SSDEEP
Score
5/10

Malware Config

Signatures

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\$(LSTR_77).exe
    "C:\Users\Admin\AppData\Local\Temp\$(LSTR_77).exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Modifies Internet Explorer settings
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2108
    • C:\Users\Admin\AppData\Local\Temp\GrLauncher.exe
      "C:\Users\Admin\AppData\Local\Temp\GrLauncher.exe" "<GRLAUNCHER_PARAM Command='checkversion' Lang='eng' AgentName='GOMPlayer 2, 3, 93, 5363 (ENG).J11' ProgramID='GOMPLAYER' ForceCheck='0' CheckMinorVersion='1' CheckBuildVersion='0' CheckDisabled='1' RetWindowHandle='393500' />"
      2⤵
        PID:2280

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 344B
          • SHA256 b8a45bfbd1caaadb7ea2e63d25afd45ef2beba27dfd9495027e106032b2b7087
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 344B
          • SHA256 a14be9e9f061b96ae8ab5f2380ff4bedca30ae853d05b9eaf0a2cf05d95ee2d3
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 344B
          • SHA256 a74fc48d48f1963737f62361b64323a27cb83555ca48b8131e539ab92a41b318
          • MD5 SHA1 SHA512

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 344B
          • SHA256 0e3ecbcedcd87e5900dffae66703175a0accc711596bd5af2fccc1fbade248ba
          • MD5 SHA1 SHA512

          ad-request[2].json

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\HVBRC7A9\ad-request[2].json
          • Size 9B
          • SHA256 3f1e47b5467d9426c633a4e77f890e2e65108c3d7080b04ddcf59ea7a7e5d55d
          • MD5 SHA1 SHA512

          Cab1B30.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\Cab1B30.tmp
          • Size 65KB
          • SHA256 c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
          • MD5 SHA1 SHA512 SSDEEP

          Tar1C6B.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\Tar1C6B.tmp
          • Size 171KB
          • SHA256 4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
          • MD5 SHA1 SHA512 SSDEEP

          memory/2108-357-0x0000000072B90000-0x0000000073874000-memory.dmp

          memory/2108-361-0x0000000073F40000-0x0000000073FFC000-memory.dmp

          memory/2108-353-0x000000006E050000-0x000000006E362000-memory.dmp

          memory/2108-351-0x000000006DE90000-0x000000006DF81000-memory.dmp

          memory/2108-358-0x0000000071590000-0x0000000072B87000-memory.dmp

          memory/2108-359-0x0000000074060000-0x0000000074379000-memory.dmp

          memory/2108-362-0x0000000073ED0000-0x0000000073F3A000-memory.dmp

          memory/2108-352-0x000000000AED0000-0x000000000AEDA000-memory.dmp

          memory/2108-360-0x0000000074000000-0x000000007403B000-memory.dmp

          memory/2108-363-0x0000000002F20000-0x0000000002F21000-memory.dmp

          memory/2108-371-0x000000006DE90000-0x000000006DF81000-memory.dmp

          memory/2108-372-0x000000000AED0000-0x000000000AEDA000-memory.dmp

          memory/2108-373-0x000000006E050000-0x000000006E362000-memory.dmp

          memory/2108-37-0x0000000002F20000-0x0000000002F21000-memory.dmp