Windows 7 deprecation

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

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/10/2023, 20:39

General

  • Target

    SecuriteInfo.com.Win32.DropperX-gen.17769.5978.exe

  • Size

    274KB

  • MD5

    b9fb5d09c9353294a07d3cbe9e3cdf32

  • SHA1

    360671e99ada386546ee2562b575f6d7e6fdcc76

  • SHA256

    d16581b77c0a19e06d4e612349abd154ee48f527933aa3ecc50c215c1cbadd95

  • SHA512

    b091d086eed013e91041a39b17863263325ecbd00ff31da097a583dc931b4f1816a0dec15210d46354fcf859b177286c0994b602db5cadc4db1e2c9d9afb912e

  • SSDEEP

    3072:hXRpnwP6V6EBlO39wH9ejw56C/pcTcKgoIcVTE8bA4l8KU:JR+PTEBlOA9Cw5Z/pcTzIcxE8r8K

Malware Config

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Suspicious use of SetThreadContext 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 15 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 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\SecuriteInfo.com.Win32.DropperX-gen.17769.5978.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.DropperX-gen.17769.5978.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2728
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.DropperX-gen.17769.5978.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.DropperX-gen.17769.5978.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:3696
  • C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
    1⤵
      PID:2616
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k UnistackSvcGroup
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4584

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2728-2-0x0000000002430000-0x0000000002439000-memory.dmp

      Filesize

      36KB

    • memory/2728-1-0x00000000024B0000-0x00000000025B0000-memory.dmp

      Filesize

      1024KB

    • memory/3172-5-0x0000000002F00000-0x0000000002F16000-memory.dmp

      Filesize

      88KB

    • memory/3696-4-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/3696-3-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/3696-6-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/4584-13-0x00000237E2B40000-0x00000237E2B50000-memory.dmp

      Filesize

      64KB

    • memory/4584-29-0x00000237E2C40000-0x00000237E2C50000-memory.dmp

      Filesize

      64KB

    • memory/4584-45-0x00000237EAFB0000-0x00000237EAFB1000-memory.dmp

      Filesize

      4KB

    • memory/4584-47-0x00000237EAFE0000-0x00000237EAFE1000-memory.dmp

      Filesize

      4KB

    • memory/4584-48-0x00000237EAFE0000-0x00000237EAFE1000-memory.dmp

      Filesize

      4KB

    • memory/4584-49-0x00000237EB0F0000-0x00000237EB0F1000-memory.dmp

      Filesize

      4KB