Analysis

  • max time kernel
    44s
  • max time network
    170s
  • platform
    windows7_x64
  • resource
    win7-20230220-es
  • resource tags

    arch:x64arch:x86image:win7-20230220-eslocale:es-esos:windows7-x64systemwindows
  • submitted
    03-04-2023 19:40

General

  • Target

    nnfsske3444e zgaddh0n 87gz17.exe

  • Size

    3.0MB

  • MD5

    89784e5c4913328c3710f07f85f37c68

  • SHA1

    c6d91d14e828713c0ae0e86dfe500e0d0b8cd7ad

  • SHA256

    067a1685ad9ece5f23192c8049c481e45b521d7144487f3fa297f6c06afe59a5

  • SHA512

    9b3855391dc37d6becdc097a220b076014de479635548452816a55d7ec314e3954c015462bc421280482914f523172e960017746efe4b58b924009650fc3b23b

  • SSDEEP

    49152:vjb4KhpEKoulsx+SZonEKndC6mTXsPVPml:vjbbXoulFddC6FPVPk

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\nnfsske3444e zgaddh0n 87gz17.exe
    "C:\Users\Admin\AppData\Local\Temp\nnfsske3444e zgaddh0n 87gz17.exe"
    1⤵
    • Modifies system certificate store
    PID:932

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
    Filesize

    61KB

    MD5

    e71c8443ae0bc2e282c73faead0a6dd3

    SHA1

    0c110c1b01e68edfacaeae64781a37b1995fa94b

    SHA256

    95b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72

    SHA512

    b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6

  • memory/932-54-0x0000000000230000-0x0000000000231000-memory.dmp
    Filesize

    4KB

  • memory/932-55-0x0000000000400000-0x0000000000710000-memory.dmp
    Filesize

    3.1MB

  • memory/932-93-0x0000000003950000-0x0000000003951000-memory.dmp
    Filesize

    4KB

  • memory/932-94-0x0000000000400000-0x0000000000710000-memory.dmp
    Filesize

    3.1MB