Analysis

  • max time kernel
    169s
  • max time network
    179s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/01/2024, 08:00

General

  • Target

    a632a39ffdce2f2de984c6992d188986.exe

  • Size

    533KB

  • MD5

    a632a39ffdce2f2de984c6992d188986

  • SHA1

    7a1bb8fea06c819b7e575f9ef431af09151837eb

  • SHA256

    6800905847788c228e211fd1086dad6a20aa745d1351c0bd43d5f89aa58b1c9e

  • SHA512

    a7a6f0bc2448f3222652882893c9b14e21f073dce0dc0509c534bd0e1219a8860278be485a1b41333f7b9dc969431aacd54701f4ca7eb9d615ffdf192452244b

  • SSDEEP

    12288:HLV6Btpmklh0YDwhTOSq5nyxUnfMgE9Pb/ji7u8LW:rApflh0Ik5vanhI/ku86

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 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.exe
    "C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986.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:2364
    • C:\Windows\SYSTEM32\schtasks.exe
      "schtasks.exe" /create /f /tn "DPI Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF58B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3432
    • C:\Windows\SYSTEM32\schtasks.exe
      "schtasks.exe" /create /f /tn "DPI Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF6B5.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3508

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmpF58B.tmp

          Filesize

          1KB

          MD5

          029e60b39959bba895979975e33b96a5

          SHA1

          ebd492c14ffb3733d315adc7378175a4de8d4104

          SHA256

          037de60417e4d3866d82505a021651fd8101ad0c4270e86a1cc3c272dde08196

          SHA512

          8977daaa0da4713c3802562402731d201c063385cd86728e81528a4b419f8a8302f6408e53906b69ebace2fc83b5567c2a6b6cf25958b3f73db3874909ef82bd

        • C:\Users\Admin\AppData\Local\Temp\tmpF6B5.tmp

          Filesize

          1KB

          MD5

          e274048fb213793c29ce768621c6df65

          SHA1

          7e190d9ca2b7d2c023bded04acd88329cf7f46bb

          SHA256

          fd4508a724b28d4fd220fe7fb48422f990c2e5b0fab4a1ad36edba4dd4325d74

          SHA512

          68f86942c9577e7bcd2b7f91dca84764c63f946716e450f621c4d129dc9abe39950a40ca773b2186ee02b73650a1ba118fe1ae5c2b52370a013fe917c285868c

        • memory/2364-30-0x000000001C230000-0x000000001C330000-memory.dmp

          Filesize

          1024KB

        • memory/2364-26-0x000000001CB10000-0x000000001CB2E000-memory.dmp

          Filesize

          120KB

        • memory/2364-4-0x000000001BBB0000-0x000000001BC4C000-memory.dmp

          Filesize

          624KB

        • memory/2364-5-0x000000001BE00000-0x000000001BEA6000-memory.dmp

          Filesize

          664KB

        • memory/2364-6-0x0000000000A10000-0x0000000000A18000-memory.dmp

          Filesize

          32KB

        • memory/2364-7-0x0000000000740000-0x0000000000750000-memory.dmp

          Filesize

          64KB

        • memory/2364-2-0x000000001B6E0000-0x000000001BBAE000-memory.dmp

          Filesize

          4.8MB

        • memory/2364-1-0x0000000000740000-0x0000000000750000-memory.dmp

          Filesize

          64KB

        • memory/2364-15-0x000000001C230000-0x000000001C330000-memory.dmp

          Filesize

          1024KB

        • memory/2364-16-0x000000001C7B0000-0x000000001C7BA000-memory.dmp

          Filesize

          40KB

        • memory/2364-17-0x0000000000BF0000-0x0000000000C02000-memory.dmp

          Filesize

          72KB

        • memory/2364-18-0x000000001C9C0000-0x000000001C9DA000-memory.dmp

          Filesize

          104KB

        • memory/2364-20-0x0000000000C30000-0x0000000000C3E000-memory.dmp

          Filesize

          56KB

        • memory/2364-24-0x0000000000A30000-0x0000000000A44000-memory.dmp

          Filesize

          80KB

        • memory/2364-28-0x000000001CB60000-0x000000001CB8E000-memory.dmp

          Filesize

          184KB

        • memory/2364-27-0x000000001CB40000-0x000000001CB4A000-memory.dmp

          Filesize

          40KB

        • memory/2364-25-0x000000001C730000-0x000000001C73E000-memory.dmp

          Filesize

          56KB

        • memory/2364-29-0x000000001CB90000-0x000000001CBA4000-memory.dmp

          Filesize

          80KB

        • memory/2364-3-0x00007FFAD8390000-0x00007FFAD8D31000-memory.dmp

          Filesize

          9.6MB

        • memory/2364-0-0x00007FFAD8390000-0x00007FFAD8D31000-memory.dmp

          Filesize

          9.6MB

        • memory/2364-32-0x000000001C230000-0x000000001C330000-memory.dmp

          Filesize

          1024KB

        • memory/2364-22-0x000000001CB00000-0x000000001CB14000-memory.dmp

          Filesize

          80KB

        • memory/2364-21-0x000000001CAF0000-0x000000001CAFC000-memory.dmp

          Filesize

          48KB

        • memory/2364-19-0x0000000000C00000-0x0000000000C0E000-memory.dmp

          Filesize

          56KB

        • memory/2364-31-0x000000001C230000-0x000000001C330000-memory.dmp

          Filesize

          1024KB

        • memory/2364-23-0x0000000000A00000-0x0000000000A10000-memory.dmp

          Filesize

          64KB

        • memory/2364-34-0x000000001D7D0000-0x000000001D832000-memory.dmp

          Filesize

          392KB

        • memory/2364-36-0x000000001CC30000-0x000000001CC40000-memory.dmp

          Filesize

          64KB

        • memory/2364-38-0x000000001C230000-0x000000001C330000-memory.dmp

          Filesize

          1024KB

        • memory/2364-37-0x00007FFAD8390000-0x00007FFAD8D31000-memory.dmp

          Filesize

          9.6MB

        • memory/2364-39-0x0000000000740000-0x0000000000750000-memory.dmp

          Filesize

          64KB

        • memory/2364-41-0x000000001C230000-0x000000001C330000-memory.dmp

          Filesize

          1024KB

        • memory/2364-40-0x00007FFAD8390000-0x00007FFAD8D31000-memory.dmp

          Filesize

          9.6MB

        • memory/2364-42-0x0000000000740000-0x0000000000750000-memory.dmp

          Filesize

          64KB

        • memory/2364-43-0x000000001C230000-0x000000001C330000-memory.dmp

          Filesize

          1024KB

        • memory/2364-44-0x000000001C230000-0x000000001C330000-memory.dmp

          Filesize

          1024KB

        • memory/2364-46-0x000000001C230000-0x000000001C330000-memory.dmp

          Filesize

          1024KB

        • memory/2364-45-0x000000001C230000-0x000000001C330000-memory.dmp

          Filesize

          1024KB

        • memory/2364-47-0x000000001C230000-0x000000001C330000-memory.dmp

          Filesize

          1024KB

        • memory/2364-48-0x000000001C230000-0x000000001C330000-memory.dmp

          Filesize

          1024KB