General

  • Target
    Solstice.zip
  • Size 21.9MB
  • Sample260903-l14scsge36
  • SHA256 d2e1e3446da4ee17931b7606c1fd0ecfa00f41c2da3a77b5b49c917f7ba15db8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Bin/Decompiler.exe
    • Size 13.2MB
    • SHA256 41759a938392788dcc831f0bd6a439d8651c2879f07300aee4d4e7bd9dec3821
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    5/10
    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target
      Bin/InjectIntoMyAss.exe
    • Size 127KB
    • SHA256 ceb872c99ba9dcf798f440ccf05d9f8f29093d26060fc6fa9b02f4d639ba4b69
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    5/10
    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target
      Bin/Solstice.dll
    • Size 1012KB
    • SHA256 14dd86f22c77f73004d265194cd67a552a8f1adeb319ad714a5a1492a79e8e5f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Solstice.exe
    • Size 9.2MB
    • SHA256 60b2e5a9c4d9651eedecbabeb0c23ea6ce0a55f593df11cefab5c1904e1715a1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Network Share Discovery

      Attempt to gather information on host network.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks