Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 04:04

General

  • Target

    stealer.ps1

  • Size

    1KB

  • MD5

    221ba99f2eae353483ad100f249a2292

  • SHA1

    5ff576e06e3dbc4aa0459c5201df3831e014c2f6

  • SHA256

    c6f3a64385e67fb1117a3d05a454ee1f97fd8a6871e66de25d655ebc8dc87295

  • SHA512

    a418b32d79a5291e9013aa8296fcb6128f0bea77def32ed05797903f9597a66016fd6aca24eb41478d77775035bf8fde63f54faf1c1167d402a6cd1180076973

Malware Config

Extracted

Family

jupyter

Version

SP-13

C2

http://45.42.201.248

Signatures

  • Jupyter Backdoor/Client payload 1 IoCs
  • Jupyter family
  • Jupyter, SolarMarker

    Jupyter is a backdoor and infostealer first seen in mid 2020.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\stealer.ps1
    1⤵
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1628

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1628-4-0x000007FEF5FBE000-0x000007FEF5FBF000-memory.dmp

    Filesize

    4KB

  • memory/1628-7-0x000007FEF5D00000-0x000007FEF669D000-memory.dmp

    Filesize

    9.6MB

  • memory/1628-6-0x0000000001E20000-0x0000000001E28000-memory.dmp

    Filesize

    32KB

  • memory/1628-8-0x000007FEF5D00000-0x000007FEF669D000-memory.dmp

    Filesize

    9.6MB

  • memory/1628-5-0x000000001B6A0000-0x000000001B982000-memory.dmp

    Filesize

    2.9MB

  • memory/1628-9-0x000007FEF5D00000-0x000007FEF669D000-memory.dmp

    Filesize

    9.6MB

  • memory/1628-11-0x000007FEF5D00000-0x000007FEF669D000-memory.dmp

    Filesize

    9.6MB

  • memory/1628-10-0x000007FEF5D00000-0x000007FEF669D000-memory.dmp

    Filesize

    9.6MB

  • memory/1628-12-0x0000000002B60000-0x0000000002B6E000-memory.dmp

    Filesize

    56KB

  • memory/1628-13-0x000007FEF5D00000-0x000007FEF669D000-memory.dmp

    Filesize

    9.6MB