Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/06/2024, 12:05

General

  • Target

    setup.exe

  • Size

    316KB

  • MD5

    c637e5ecf625b72f4bef9d28cd81d612

  • SHA1

    a2c1329d290e508ee9fd0eb81e7f25d57e450f8c

  • SHA256

    111c56593668be63e1e0c79a2d33d9e2d49cdf0c5100663c72045bc6b76e9fe6

  • SHA512

    727d78bab4fab3674eec92ca5f07df6a0095ab3b973dd227c599c70e8493592bb53bb9208cc6270713283ef0065acfad3203ddcf4dcb6d43f8727f09ceaaf2e4

  • SSDEEP

    6144:VzsRSKkhKKXDD2mTLGxelHJ+SBae3VFpSX:6VkhZWEGxelH0SBtfpS

Malware Config

Extracted

Family

stealc

rc4.plain

Signatures

  • Detect Vidar Stealer 2 IoCs
  • Stealc

    Stealc is an infostealer written in C++.

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 1 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\setup.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2544
    • C:\Windows\SysWOW64\netsh.exe
      C:\Windows\SysWOW64\netsh.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2908
      • C:\Users\Admin\AppData\Local\Temp\coml.au3
        C:\Users\Admin\AppData\Local\Temp\coml.au3
        3⤵
        • Checks computer location settings
        • Loads dropped DLL
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:5024
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\coml.au3" & rd /s /q "C:\ProgramData\HIDAFHDHCBGD" & exit
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:5000
          • C:\Windows\SysWOW64\timeout.exe
            timeout /t 10
            5⤵
            • Delays execution with timeout.exe
            PID:4792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\a93d3e60

    Filesize

    6.8MB

    MD5

    cc815556c62e16519b5475fbf2686000

    SHA1

    cbaef1952bfa16aa0b4ee7d577e59fb23bebfead

    SHA256

    129b592cf0a6bbc8dc042d486958bd34739cde930f55444c66451acf50808c48

    SHA512

    f3a0b4781cdd7f86e0c33f299fa5e3bad24aced1d88021e96f046c0285bb19257cb23b3488aa477a1e2e2094b7d38e02bab86c721c1c22fece74d27dc02045b5

  • C:\Users\Admin\AppData\Local\Temp\coml.au3

    Filesize

    872KB

    MD5

    c56b5f0201a3b3de53e561fe76912bfd

    SHA1

    2a4062e10a5de813f5688221dbeb3f3ff33eb417

    SHA256

    237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d

    SHA512

    195b98245bb820085ae9203cdb6d470b749d1f228908093e8606453b027b7d7681ccd7952e30c2f5dd40f8f0b999ccfc60ebb03419b574c08de6816e75710d2c

  • memory/2544-0-0x00007FFFEF0B0000-0x00007FFFEF222000-memory.dmp

    Filesize

    1.4MB

  • memory/2544-11-0x00007FFFEF0C8000-0x00007FFFEF0C9000-memory.dmp

    Filesize

    4KB

  • memory/2544-12-0x00007FFFEF0B0000-0x00007FFFEF222000-memory.dmp

    Filesize

    1.4MB

  • memory/2544-13-0x00007FFFEF0B0000-0x00007FFFEF222000-memory.dmp

    Filesize

    1.4MB

  • memory/2908-16-0x00007FF80DF50000-0x00007FF80E145000-memory.dmp

    Filesize

    2.0MB

  • memory/5024-22-0x0000000000C20000-0x000000000136B000-memory.dmp

    Filesize

    7.3MB

  • memory/5024-24-0x00007FF80DF50000-0x00007FF80E145000-memory.dmp

    Filesize

    2.0MB

  • memory/5024-25-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/5024-37-0x0000000000C20000-0x000000000136B000-memory.dmp

    Filesize

    7.3MB