Analysis

  • max time kernel
    153s
  • max time network
    164s
  • 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, 10:48

General

  • Target

    a632a39ffdce2f2de984c6992d188986exe.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\a632a39ffdce2f2de984c6992d188986exe.exe
    "C:\Users\Admin\AppData\Local\Temp\a632a39ffdce2f2de984c6992d188986exe.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:1372
    • C:\Windows\SYSTEM32\schtasks.exe
      "schtasks.exe" /create /f /tn "DPI Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp96A2.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4012
    • C:\Windows\SYSTEM32\schtasks.exe
      "schtasks.exe" /create /f /tn "DPI Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp9730.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3704

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp96A2.tmp

          Filesize

          1KB

          MD5

          476c6c8093867de65de595366be3af7f

          SHA1

          ce589448fefb0f8f2b8a12e53268950dfcd74260

          SHA256

          6ac541e13827e456a1655a0d7d7a0ced95e80c9b21c531cd835cf533ba1445cf

          SHA512

          79026709ab928ca9a48c8233bdc44d45897445dc883fac224e0de260fe3bbbf77fb501e831f0a941fb736e2d974a86a59b12ab0f4fc250eecc81905bcaeaca4e

        • C:\Users\Admin\AppData\Local\Temp\tmp9730.tmp

          Filesize

          1KB

          MD5

          e274048fb213793c29ce768621c6df65

          SHA1

          7e190d9ca2b7d2c023bded04acd88329cf7f46bb

          SHA256

          fd4508a724b28d4fd220fe7fb48422f990c2e5b0fab4a1ad36edba4dd4325d74

          SHA512

          68f86942c9577e7bcd2b7f91dca84764c63f946716e450f621c4d129dc9abe39950a40ca773b2186ee02b73650a1ba118fe1ae5c2b52370a013fe917c285868c

        • memory/1372-27-0x000000001CE80000-0x000000001CE8A000-memory.dmp

          Filesize

          40KB

        • memory/1372-29-0x000000001CEE0000-0x000000001CEF4000-memory.dmp

          Filesize

          80KB

        • memory/1372-4-0x000000001B3C0000-0x000000001B45C000-memory.dmp

          Filesize

          624KB

        • memory/1372-5-0x000000001C000000-0x000000001C0A6000-memory.dmp

          Filesize

          664KB

        • memory/1372-6-0x000000001B490000-0x000000001B498000-memory.dmp

          Filesize

          32KB

        • memory/1372-7-0x00000000010E0000-0x00000000010F0000-memory.dmp

          Filesize

          64KB

        • memory/1372-2-0x00007FFB517E0000-0x00007FFB52181000-memory.dmp

          Filesize

          9.6MB

        • memory/1372-0-0x00007FFB517E0000-0x00007FFB52181000-memory.dmp

          Filesize

          9.6MB

        • memory/1372-15-0x000000001C580000-0x000000001C680000-memory.dmp

          Filesize

          1024KB

        • memory/1372-16-0x000000001CB00000-0x000000001CB0A000-memory.dmp

          Filesize

          40KB

        • memory/1372-18-0x000000001CE20000-0x000000001CE3A000-memory.dmp

          Filesize

          104KB

        • memory/1372-22-0x000000001CE50000-0x000000001CE64000-memory.dmp

          Filesize

          80KB

        • memory/1372-24-0x000000001C0C0000-0x000000001C0D4000-memory.dmp

          Filesize

          80KB

        • memory/1372-26-0x000000001CE60000-0x000000001CE7E000-memory.dmp

          Filesize

          120KB

        • memory/1372-1-0x00000000010E0000-0x00000000010F0000-memory.dmp

          Filesize

          64KB

        • memory/1372-28-0x000000001CEB0000-0x000000001CEDE000-memory.dmp

          Filesize

          184KB

        • memory/1372-3-0x000000001B980000-0x000000001BE4E000-memory.dmp

          Filesize

          4.8MB

        • memory/1372-25-0x000000001C120000-0x000000001C12E000-memory.dmp

          Filesize

          56KB

        • memory/1372-30-0x000000001C580000-0x000000001C680000-memory.dmp

          Filesize

          1024KB

        • memory/1372-23-0x000000001B480000-0x000000001B490000-memory.dmp

          Filesize

          64KB

        • memory/1372-21-0x000000001CE40000-0x000000001CE4C000-memory.dmp

          Filesize

          48KB

        • memory/1372-32-0x000000001C580000-0x000000001C680000-memory.dmp

          Filesize

          1024KB

        • memory/1372-31-0x000000001C580000-0x000000001C680000-memory.dmp

          Filesize

          1024KB

        • memory/1372-20-0x000000001CD10000-0x000000001CD1E000-memory.dmp

          Filesize

          56KB

        • memory/1372-19-0x000000001CA80000-0x000000001CA8E000-memory.dmp

          Filesize

          56KB

        • memory/1372-17-0x000000001C150000-0x000000001C162000-memory.dmp

          Filesize

          72KB

        • memory/1372-34-0x00000000010E0000-0x00000000010F0000-memory.dmp

          Filesize

          64KB

        • memory/1372-33-0x00007FFB517E0000-0x00007FFB52181000-memory.dmp

          Filesize

          9.6MB

        • memory/1372-35-0x00000000010E0000-0x00000000010F0000-memory.dmp

          Filesize

          64KB

        • memory/1372-36-0x000000001C580000-0x000000001C680000-memory.dmp

          Filesize

          1024KB

        • memory/1372-37-0x000000001C580000-0x000000001C680000-memory.dmp

          Filesize

          1024KB

        • memory/1372-39-0x000000001C580000-0x000000001C680000-memory.dmp

          Filesize

          1024KB

        • memory/1372-38-0x000000001C580000-0x000000001C680000-memory.dmp

          Filesize

          1024KB