Analysis

  • max time kernel
    45s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    04/12/2022, 09:58

General

  • Target

    b2e60081d5b9df0dcdcbc6791b81d461cdb3986ff617c48e3b591db3c276d26c.exe

  • Size

    770KB

  • MD5

    beaa58cf08a9bb3835519a5a93008a38

  • SHA1

    f07d55c156a2ae598d30ec059465b4d59b399ccb

  • SHA256

    b2e60081d5b9df0dcdcbc6791b81d461cdb3986ff617c48e3b591db3c276d26c

  • SHA512

    6fb280bbe7dca1959488bf6cd05e97be3fa2f39853a98a7b68cf4cf280e6aa2ec13f1c8bc78b83bfe4db325a6e8554f608335a3f2a5a9094455a246b72761565

  • SSDEEP

    12288:iIGwgRw9G/U3yf4EpRMfMw0YyUpiOJSI5+M0KIiSlW3dscVPh9+US:d99MIaNpRMfrdhpFJN5r3zSlcVP+r

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 3 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Themida packer 3 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1248
      • C:\Users\Admin\AppData\Local\Temp\b2e60081d5b9df0dcdcbc6791b81d461cdb3986ff617c48e3b591db3c276d26c.exe
        "C:\Users\Admin\AppData\Local\Temp\b2e60081d5b9df0dcdcbc6791b81d461cdb3986ff617c48e3b591db3c276d26c.exe"
        2⤵
        • Modifies Installed Components in the registry
        • Checks BIOS information in registry
        • Identifies Wine through registry keys
        • Adds Run key to start application
        • Drops file in System32 directory
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:2016
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
            PID:628

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2016-54-0x0000000000400000-0x00000000004C4000-memory.dmp

        Filesize

        784KB

      • memory/2016-55-0x0000000000400000-0x00000000004C4000-memory.dmp

        Filesize

        784KB

      • memory/2016-56-0x0000000000400000-0x00000000004C4000-memory.dmp

        Filesize

        784KB