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Analysis

  • max time kernel
    141s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16/12/2024, 05:17

General

  • Target

    Discord3.exe

  • Size

    47KB

  • MD5

    dcec31da98141bb5ebb57d474de65edc

  • SHA1

    56b0db53fb20b171291d2ad1066b2aea09bad38d

  • SHA256

    cf1597d08ba3eddf6839c3b54c723ccc1db8d1c6edc1f416d05de29cec36aa49

  • SHA512

    5b9332fdb1e21a0559e1c8052f7fef46465e4d7ea2d49d6894ca2ce575ba8158f2166bb40ce26ad5f7ad4e9a93728e565959d49583981ac7dfb20c659dbaee99

  • SSDEEP

    768:AuyJNTAoZjRWUJd9bmo2qL0i120YsvdPI5SqK20bbld2UVuVSUnJ5ScNBDZwx:AuyJNTAGL2MvaEqKZbbldX0l3Sudwx

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

18.ip.gl.ply.gg:6606

18.ip.gl.ply.gg:7707

18.ip.gl.ply.gg:8808

18.ip.gl.ply.gg:9028

Mutex

7U2HW8ZYjc9H

Attributes
  • delay

    3

  • install

    true

  • install_file

    Discord.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Asyncrat family
  • Async RAT payload 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Delays execution with timeout.exe 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Discord3.exe
    "C:\Users\Admin\AppData\Local\Temp\Discord3.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Discord" /tr '"C:\Users\Admin\AppData\Roaming\Discord.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2452
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "Discord" /tr '"C:\Users\Admin\AppData\Roaming\Discord.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2972
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpB5C8.tmp.bat""
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2708
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:2736
      • C:\Users\Admin\AppData\Roaming\Discord.exe
        "C:\Users\Admin\AppData\Roaming\Discord.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2888

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpB5C8.tmp.bat

    Filesize

    151B

    MD5

    2b3a5c21b3c232f5043763c3abe8fc0c

    SHA1

    904a7489a85dab38117fc10da78871cdea8a498d

    SHA256

    d1aa5f048eaf56c571467688135fa1a879a0210b64f25a3235c9561484bdece8

    SHA512

    140558c349005f0958cf7d2c0638f9cf5237d64108e3d9f6b999090e8b6456682e84afdc874fe4acd961af16de043a79b9c78eac72061f1b4f849f07153f0cc7

  • \Users\Admin\AppData\Roaming\Discord.exe

    Filesize

    47KB

    MD5

    dcec31da98141bb5ebb57d474de65edc

    SHA1

    56b0db53fb20b171291d2ad1066b2aea09bad38d

    SHA256

    cf1597d08ba3eddf6839c3b54c723ccc1db8d1c6edc1f416d05de29cec36aa49

    SHA512

    5b9332fdb1e21a0559e1c8052f7fef46465e4d7ea2d49d6894ca2ce575ba8158f2166bb40ce26ad5f7ad4e9a93728e565959d49583981ac7dfb20c659dbaee99

  • memory/1968-0-0x0000000074CEE000-0x0000000074CEF000-memory.dmp

    Filesize

    4KB

  • memory/1968-1-0x0000000000270000-0x0000000000282000-memory.dmp

    Filesize

    72KB

  • memory/1968-2-0x0000000074CE0000-0x00000000753CE000-memory.dmp

    Filesize

    6.9MB

  • memory/1968-11-0x0000000074CE0000-0x00000000753CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2888-16-0x0000000000C60000-0x0000000000C72000-memory.dmp

    Filesize

    72KB