Analysis

  • max time kernel
    62s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/11/2022, 06:55

General

  • Target

    984-66-0x0000000000370000-0x00000000003A8000-memory.exe

  • Size

    224KB

  • MD5

    f6505d9ea8ab84c05f5e68ca8555b0d2

  • SHA1

    8ce2f8b23837328d3e87d0c33c3ca6666db79f47

  • SHA256

    5f47f87da3c5f4ce232551ed141709430fb667041ecf474d0da4f360927d54d2

  • SHA512

    8b5d39a0d5abf18fb55254e563daf9b98be0a998036489de6ae4c96fc57ec532b4a6d04e4a8830242b450eb69a0dbc3627cb767488fa998edaf2e36e205a8218

  • SSDEEP

    6144:MLV6Bta6dtJmakIM5PBGmPDZ1ZgJB6QUW:MLV6BtpmkOBGmPDZ1gB65W

Malware Config

Signatures

  • NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\984-66-0x0000000000370000-0x00000000003A8000-memory.exe
    "C:\Users\Admin\AppData\Local\Temp\984-66-0x0000000000370000-0x00000000003A8000-memory.exe"
    1⤵
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:644
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "AGP Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmp67C7.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2272
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "AGP Monitor Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp68A3.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3208

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp67C7.tmp

          Filesize

          1KB

          MD5

          ea52dc2a5be4a37fee4000aa4216a1b3

          SHA1

          24cb4a529163e3a7d61c0f15263c4e07dd4d1571

          SHA256

          1513de352c6926ed3969eabbc46a1a88be16ef562f27c337eed2258f00fbe5fa

          SHA512

          e22a41240adb898384a50136c967dd8566056ac8c8478dbf25dd670d90645b756de2cc387ac72e00dc4e7bd48537f82ad5b076cc2c58110a3b031af89cf412b5

        • C:\Users\Admin\AppData\Local\Temp\tmp68A3.tmp

          Filesize

          1KB

          MD5

          157cd55403665c49c9fd3ca1196c4397

          SHA1

          4feed6e606b41bb617274471349582963182756b

          SHA256

          49d903f84313feb16bd189c58b6c206f98b05da00ea0da881e2ff0c893b6ba5e

          SHA512

          bea7e3caa9c37cadd772a6d3ee0d9ed47de6b3e880cd58649be2939cacd00f70d4edc1ad177e432539267bb520094d9cda3f781cdfc69122f3775242321c11b8

        • memory/644-132-0x0000000074C70000-0x0000000075221000-memory.dmp

          Filesize

          5.7MB

        • memory/644-137-0x0000000074C70000-0x0000000075221000-memory.dmp

          Filesize

          5.7MB