Analysis

  • max time kernel
    23s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 10:46

General

  • Target

    f6de4ec4cdfcfacc9c8f040b85c4e2528c33fdc60b472cb5f22a43aeda444ebd.exe

  • Size

    110KB

  • MD5

    f9904307e62db4cfb2e7938391ff6e20

  • SHA1

    5106ac48b5fa2d7e4028dae441f8ffa12eaab543

  • SHA256

    f6de4ec4cdfcfacc9c8f040b85c4e2528c33fdc60b472cb5f22a43aeda444ebd

  • SHA512

    77a0cf4446c60d9a141c1c08f464d06b602e87fa192e3ec3ef1a8085bbc5782898d4f5d0e95c85fa16568fccbd14c2063b6acc1c174da06fb3d8b7bfd43608c1

  • SSDEEP

    1536:DvgXhQc9SksQdfbu5wSopfGZL/2m4G07Sd:DgXhQI91u5ZoJOyX7S

Score
8/10
upx

Malware Config

Signatures

  • UPX packed file 3 IoCs

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

  • Deletes itself 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f6de4ec4cdfcfacc9c8f040b85c4e2528c33fdc60b472cb5f22a43aeda444ebd.exe
    "C:\Users\Admin\AppData\Local\Temp\f6de4ec4cdfcfacc9c8f040b85c4e2528c33fdc60b472cb5f22a43aeda444ebd.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1448
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /q /c "C:\Users\Admin\AppData\Local\Temp\a..bat" > nul 2> nul
      2⤵
      • Deletes itself
      PID:1904

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\a..bat

    Filesize

    274B

    MD5

    83efc1fec91bbdf864586c879629749b

    SHA1

    15535061b453d03dbe75fff3dd3daf3deaf9e6d7

    SHA256

    b15f27d574d81e6dc6fa89638e2bb50385b18c1912efa468591fd6d497867d28

    SHA512

    71d6d6e91a5bff0c10138fb164c573ab2337475ecf06eb1f18db1878f91ae6a08df36a248bfde21c606c21d3428b18b62996521a6755e721dabce804e832d2c0

  • memory/1448-54-0x0000000076121000-0x0000000076123000-memory.dmp

    Filesize

    8KB

  • memory/1448-55-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1448-56-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1448-58-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1904-57-0x0000000000000000-mapping.dmp