Overview

overview

10

Static

static

10

d39103237f...f8.exe

windows7_x64

10

d39103237f...f8.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    153s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    08-06-2022 18:27

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General

  • Target

    d39103237fc30b649676191adc04c4289a5254a769119fa477644aa90b4651f8.exe

  • Size

    5.9MB

  • MD5

    181d846f67268e7f3c9184682404886b

  • SHA1

    448baf53c5dc5fc76f42e7ee6f3fde7e7c099539

  • SHA256

    d39103237fc30b649676191adc04c4289a5254a769119fa477644aa90b4651f8

  • SHA512

    09cf1a1c780ae07990fc8118a89358bb4cf3b9b6d3d15e98133f96d53056c69a22b0cd69b5fe9e7afdda675dce9b1f1a384ad1f1a5564b2175cd53770510de0b

Score
10/10
salitybackdoorpersistenceupx

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

    backdoorsality
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 58 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 28 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies registry class 60 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 44 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d39103237fc30b649676191adc04c4289a5254a769119fa477644aa90b4651f8.exe
    "C:\Users\Admin\AppData\Local\Temp\d39103237fc30b649676191adc04c4289a5254a769119fa477644aa90b4651f8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3900
    • C:\Users\Admin\AppData\Local\Temp\d39103237fc30b649676191adc04c4289a5254a769119fa477644aa90b4651f8.exe
      C:\Users\Admin\AppData\Local\Temp\d39103237fc30b649676191adc04c4289a5254a769119fa477644aa90b4651f8.exe
      2⤵
      • Modifies WinLogon for persistence
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2828
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c reg ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v WinIcons /t REG_SZ /d C:\Windows\system32\winicons.exe /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5100
        • C:\Windows\SysWOW64\reg.exe
          reg ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v WinIcons /t REG_SZ /d C:\Windows\system32\winicons.exe /f
          4⤵
          • Adds Run key to start application
          PID:4140
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Modifies Installed Components in the registry
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:4056
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2500
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3500

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2500-166-0x00000251CD22E000-0x00000251CD232000-memory.dmp
    Filesize

    16KB

    Download
  • memory/2500-160-0x00000251CD20C000-0x00000251CD210000-memory.dmp
    Filesize

    16KB

    Download
  • memory/2500-153-0x00000251CCD20000-0x00000251CCD40000-memory.dmp
    Filesize

    128KB

    Download
  • memory/2500-167-0x00000251CD22E000-0x00000251CD232000-memory.dmp
    Filesize

    16KB

    Download
  • memory/2500-159-0x00000251CD20C000-0x00000251CD210000-memory.dmp
    Filesize

    16KB

    Download
  • memory/2500-162-0x00000251E1440000-0x00000251E1448000-memory.dmp
    Filesize

    32KB

    Download
  • memory/2500-175-0x00000251CD232000-0x00000251CD236000-memory.dmp
    Filesize

    16KB

    Download
  • memory/2500-173-0x00000251CD232000-0x00000251CD236000-memory.dmp
    Filesize

    16KB

    Download
  • memory/2500-174-0x00000251CD232000-0x00000251CD236000-memory.dmp
    Filesize

    16KB

    Download
  • memory/2500-156-0x00000251CD20C000-0x00000251CD210000-memory.dmp
    Filesize

    16KB

    Download
  • memory/2500-172-0x00000251CD232000-0x00000251CD236000-memory.dmp
    Filesize

    16KB

    Download
  • memory/2500-168-0x00000251CD22E000-0x00000251CD232000-memory.dmp
    Filesize

    16KB

    Download
  • memory/2500-149-0x00000251CC340000-0x00000251CC360000-memory.dmp
    Filesize

    128KB

    Download
  • memory/2500-150-0x00000251CCD40000-0x00000251CCD60000-memory.dmp
    Filesize

    128KB

    Download
  • memory/2500-169-0x00000251CD22E000-0x00000251CD232000-memory.dmp
    Filesize

    16KB

    Download
  • memory/2500-157-0x00000251CD20C000-0x00000251CD210000-memory.dmp
    Filesize

    16KB

    Download
  • memory/2500-158-0x00000251CD20C000-0x00000251CD210000-memory.dmp
    Filesize

    16KB

    Download
  • memory/2828-141-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

    Download
  • memory/2828-132-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

    Download
  • memory/2828-139-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

    Download
  • memory/2828-135-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

    Download
  • memory/2828-131-0x0000000000000000-mapping.dmp
    Download
  • memory/2828-133-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

    Download
  • memory/3900-134-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

    Download
  • memory/3900-130-0x0000000002360000-0x00000000033EE000-memory.dmp
    Filesize

    16.6MB

    Download
  • memory/3900-140-0x0000000002360000-0x00000000033EE000-memory.dmp
    Filesize

    16.6MB

    Download
  • memory/3900-136-0x0000000002360000-0x00000000033EE000-memory.dmp
    Filesize

    16.6MB

    Download
  • memory/4140-138-0x0000000000000000-mapping.dmp
    Download
  • memory/5100-137-0x0000000000000000-mapping.dmp
    Download