Analysis

  • max time kernel
    95s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2022, 12:31

General

  • Target

    d54c499d77f2123c6cbb70f12c317f4b0970ede9744b4f7a92da7401e46024e2.exe

  • Size

    248KB

  • MD5

    da7e8f8a4a971d623c5ae2dba0d70b17

  • SHA1

    b24483eeeb9c46fe4e007b222ddd37a053d5c4c1

  • SHA256

    d54c499d77f2123c6cbb70f12c317f4b0970ede9744b4f7a92da7401e46024e2

  • SHA512

    7f4429fa379db58d12b3282b77c0a3789212e810cd7c2cb7abfcb58035ead7bcbfe0bd7ffb545d3ea1f6dbf21fffa6c5182f3699d1bd2484b7ac2d4b29c97c45

  • SSDEEP

    3072:TOjDOu/6uFpiTCak1ExeIFHkE8jyCs5Ptgztk2cvEgiepfZdkout5MJR2:TOjDO1uyTCaycL1QjK5VgBC2eLdkoS

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d54c499d77f2123c6cbb70f12c317f4b0970ede9744b4f7a92da7401e46024e2.exe
    "C:\Users\Admin\AppData\Local\Temp\d54c499d77f2123c6cbb70f12c317f4b0970ede9744b4f7a92da7401e46024e2.exe"
    1⤵
    • Adds Run key to start application
    • Modifies Internet Explorer settings
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    PID:1760
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0xc8
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1432

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1760-54-0x0000000075931000-0x0000000075933000-memory.dmp

          Filesize

          8KB

        • memory/1760-55-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/1760-56-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB