Analysis

  • max time kernel
    124s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-12-2022 22:17

General

  • Target

    a80179ce704c310f01955b1e8234ce0eabc894188d9ee7cabab55d3328d9b559.exe

  • Size

    311KB

  • MD5

    54fc15c6c0ab596795219c8de2dfb498

  • SHA1

    05c58d53bdc01b82240b6b60c17d0b14a90cd084

  • SHA256

    a80179ce704c310f01955b1e8234ce0eabc894188d9ee7cabab55d3328d9b559

  • SHA512

    84db621026f7e61bdc9481b75c9c163c29c74acc1ccb03b22b832504f9401f9dfc9ac8bcd53546b2f5f103bd22ca8cd45feda84256eb57e3f17e5bdf9d0f3bb1

  • SSDEEP

    6144:I4QyDFmyRm0N2A5a5k10iI5nQartTn16fmui+3G:xQt0D52k1e7rtT1n+W

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a80179ce704c310f01955b1e8234ce0eabc894188d9ee7cabab55d3328d9b559.exe
    "C:\Users\Admin\AppData\Local\Temp\a80179ce704c310f01955b1e8234ce0eabc894188d9ee7cabab55d3328d9b559.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3556
    • C:\Windows\svchost.exe
      "C:\Windows\svchost.exe"
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Checks processor information in registry
      PID:1504
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\A80179~1.EXE > nul
      2⤵
        PID:2656

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\svchost.exe

      Filesize

      311KB

      MD5

      54fc15c6c0ab596795219c8de2dfb498

      SHA1

      05c58d53bdc01b82240b6b60c17d0b14a90cd084

      SHA256

      a80179ce704c310f01955b1e8234ce0eabc894188d9ee7cabab55d3328d9b559

      SHA512

      84db621026f7e61bdc9481b75c9c163c29c74acc1ccb03b22b832504f9401f9dfc9ac8bcd53546b2f5f103bd22ca8cd45feda84256eb57e3f17e5bdf9d0f3bb1

    • C:\Windows\svchost.exe

      Filesize

      311KB

      MD5

      54fc15c6c0ab596795219c8de2dfb498

      SHA1

      05c58d53bdc01b82240b6b60c17d0b14a90cd084

      SHA256

      a80179ce704c310f01955b1e8234ce0eabc894188d9ee7cabab55d3328d9b559

      SHA512

      84db621026f7e61bdc9481b75c9c163c29c74acc1ccb03b22b832504f9401f9dfc9ac8bcd53546b2f5f103bd22ca8cd45feda84256eb57e3f17e5bdf9d0f3bb1

    • memory/1504-133-0x0000000000000000-mapping.dmp

    • memory/1504-136-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/1504-139-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/2656-137-0x0000000000000000-mapping.dmp

    • memory/3556-132-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/3556-138-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB