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Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28/10/2024, 19:33

General

  • Target

    IcarusRDP_builder-main/Addon/net4.exe

  • Size

    523KB

  • MD5

    3106c4a71146e16df986d9af95031128

  • SHA1

    ff57e2deed0d0af2a0c56ef15a520962fc272bcf

  • SHA256

    16ee92b7160d4153d16f367e65e55f8306fd48a3c2607e190469227dd3773be6

  • SHA512

    c3de9b3820ccc4f845bd1ec40bc4ffc3253ee191a049dc0a1c35a1f0117882b44283165f366cfd8f3811637cf8cf7acac884440a84cbd3c6aad223d362d9b78b

  • SSDEEP

    3072:Uw0yPBMlMKXWkqL6P4CW9BI9HvRvgBUzPR8OZG02du40EROAPT2aMrRX5bxg4lH0:Uw0yPBMlPWkq2PHHcj5WaNM0+

Malware Config

Extracted

Family

icarusstealer

Attributes
  • payload_url

    https://8b90-213-226-119-229.eu.ngrok.io/crypt/public/Update_Downloads/rt.jpg

    https://icarus.loca.lt/crypt/public/Update_Downloads/Fliper.jpg

    https://icarus.loca.lt/crypt/public/Update_Downloads/Flocky.jpg

Signatures

  • IcarusStealer

    Icarus is a modular stealer written in C# First adverts in July 2022.

  • Icarusstealer family
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\IcarusRDP_builder-main\Addon\net4.exe
    "C:\Users\Admin\AppData\Local\Temp\IcarusRDP_builder-main\Addon\net4.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2404
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 1472
      2⤵
      • Program crash
      PID:2676

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2404-0-0x000000007440E000-0x000000007440F000-memory.dmp

    Filesize

    4KB

  • memory/2404-1-0x0000000000F70000-0x0000000000FFA000-memory.dmp

    Filesize

    552KB

  • memory/2404-2-0x0000000074400000-0x0000000074AEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2404-3-0x0000000074400000-0x0000000074AEE000-memory.dmp

    Filesize

    6.9MB