Analysis

  • max time kernel
    141s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/12/2022, 22:31

General

  • Target

    83512ba14d852e05f2f986640be3b6428c6f6bee6383c22a75df5db455d0bde2.exe

  • Size

    248KB

  • MD5

    3622b5e3f088529473c3f0776ea752c7

  • SHA1

    5c78ba90f3a719af8ab5d83c7d843a14730136ec

  • SHA256

    83512ba14d852e05f2f986640be3b6428c6f6bee6383c22a75df5db455d0bde2

  • SHA512

    89573c225300bc976b47415c381abbd7508143ce0a916d48467fcbe81a3a504a9d0feaaefe593f02fc551424663fc8318c95e5ce8b65ea4db0904c2ebcebf16c

  • SSDEEP

    3072:/4ejDxjrUBmb6CfVMiU1RV+e07z8/doNBO+qhx8giwWoutpMJ5r:/djDpU46CfVfgzH0P8/+NBOB+wWoS0r

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 4 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\83512ba14d852e05f2f986640be3b6428c6f6bee6383c22a75df5db455d0bde2.exe
    "C:\Users\Admin\AppData\Local\Temp\83512ba14d852e05f2f986640be3b6428c6f6bee6383c22a75df5db455d0bde2.exe"
    1⤵
    • Adds Run key to start application
    • Modifies Internet Explorer settings
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    PID:2920

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2920-132-0x00000000000C0000-0x0000000000100000-memory.dmp

    Filesize

    256KB

  • memory/2920-133-0x00000000000C0000-0x0000000000100000-memory.dmp

    Filesize

    256KB