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Overview

overview

10

Static

static

3

ItroublveTSC.exe

windows7-x64

10

ItroublveTSC.exe

windows10-2004-x64

Analysis

  • max time kernel
    19s
  • max time network
    42s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/03/2025, 16:01

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General

  • Target

    ItroublveTSC.exe

  • Size

    2.0MB

  • MD5

    7c2da2ae36228b8b66ec5e5029e90d08

  • SHA1

    d636baf89fd305a1f694611097ac6e7bcb1f244c

  • SHA256

    c6820f426b28b93295ca3b768780e8b372424fb72e94b5d0c094b030f53d4721

  • SHA512

    93cbc698211b0ab0f96ab3f0eb8d393bcd04580418e08fc6df9b935a7cdd091b619a0edab4771b4c887264b0eef6846e6e08a7be24a8681848a1885206a29960

  • SSDEEP

    49152:DL+qgtiXBVLcHD/QmJqRsVEzCeePMAnUD:OzcBVYHDjcyVMukAUD

Score
10/10
quasarvenomratoffice04defense_evasiondiscoveryevasionratrootkitspywarestealertrojan

Malware Config

Extracted

Family

quasar

Version

2.1.0.0

Botnet

Office04

C2

zaidtheboii-50153.portmap.host:50153

Mutex

VNM_MUTEX_fNWmZ9wa8oprRXUo73

Attributes
  • encryption_key

    PJRTtGrfOi1c09c0GCYT

  • install_name

    OneDrive.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Microsoft One Drive

  • subdirectory

    Microsoft One Drive

Signatures

  • Contains code to disable Windows Defender 3 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 1 IoCs
    evasiontrojan
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs
    defense_evasiontrojan
  • Modifies Windows Defender TamperProtection settings 3 TTPs 1 IoCs
    evasiontrojan
  • Quasar RAT

    Quasar is an open source Remote Access Tool.

    trojanspywarequasar
  • Quasar family
    quasar
  • Quasar payload 3 IoCs
  • VenomRAT

    VenomRAT is a modified version of QuasarRAT with some added features, such as rootkit and stealer capabilites.

    ratrootkitstealervenomrat
  • Venomrat family
    venomrat
  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 8 IoCs
  • Windows security modification 2 TTPs 2 IoCs
    defense_evasiontrojan
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 12 IoCs

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

    discovery
  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

    discovery
  • Runs ping.exe 1 TTPs 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ItroublveTSC.exe
    "C:\Users\Admin\AppData\Local\Temp\ItroublveTSC.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2324
    • C:\Users\Admin\AppData\Roaming\ItroublveTSC.exe
      "C:\Users\Admin\AppData\Roaming\ItroublveTSC.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1020
    • C:\Users\Admin\AppData\Local\Temp\Microsoft OneDrive.exe
      "C:\Users\Admin\AppData\Local\Temp\Microsoft OneDrive.exe"
      2⤵
      • Modifies Windows Defender DisableAntiSpyware settings
      • Modifies Windows Defender Real-time Protection settings
      • Modifies Windows Defender TamperProtection settings
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1664
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks" /create /tn "Microsoft One Drive" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\Microsoft OneDrive.exe" /rl HIGHEST /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2796
      • C:\Windows\SysWOW64\Microsoft One Drive\OneDrive.exe
        "C:\Windows\SysWOW64\Microsoft One Drive\OneDrive.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2604
        • C:\Windows\SysWOW64\schtasks.exe
          "schtasks" /create /tn "Microsoft One Drive" /sc ONLOGON /tr "C:\Windows\SysWOW64\Microsoft One Drive\OneDrive.exe" /rl HIGHEST /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:1728
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c ""C:\Users\Admin\AppData\Local\Temp\eytMnDHWLQHj.bat" "
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2640
          • C:\Windows\SysWOW64\chcp.com
            chcp 65001
            5⤵
            • System Location Discovery: System Language Discovery
            PID:1652
          • C:\Windows\SysWOW64\PING.EXE
            ping -n 10 localhost
            5⤵
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:2848
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 1456
          4⤵
          • Loads dropped DLL
          • Program crash
          PID:1852
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "powershell" Get-MpPreference -verbose
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2544
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k start /b del /q/f/s %TEMP%\* & exit
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:764
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /K del /q/f/s C:\Users\Admin\AppData\Local\Temp\*
          4⤵
          • Deletes itself
          • System Location Discovery: System Language Discovery
          PID:276

Network

MITRE ATT&CK Enterprise v15

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\eytMnDHWLQHj.bat
    Filesize

    211B

    MD5

    5131bbf01556389d8b8b882e2d3f3271

    SHA1

    4903239af48b0ec778d753642c343a2632fdc4bd

    SHA256

    29ef1f8d5ba05335a5442a2c22b3931e4d857505b49895de9045f0ed3821c145

    SHA512

    309e4b6c774e39d9ae356ee7b1daf8d15aa43f7ddbca7f1e73c699f6c9371a488b40cb624103f00a424a338bbd58e950b48088e4ef5ee7ca73932ff082e8afff

    Download Submit

  • C:\Users\Admin\AppData\Roaming\ItroublveTSC.exe
    Filesize

    3.9MB

    MD5

    53f43b1e9d99d6a356a332d9073b4736

    SHA1

    71e6c5a216a66b2b523b1b022d44c10b276c6195

    SHA256

    584bf67e7c8e93629e175733fe42907e60916047e68f1b4973d4cbf3dd2c22d6

    SHA512

    e7c5e4b26309e38dd1dd52b4f509c94fb9f50453e4d5c2ba895b02c48457a15c384866fdeb57185b628f10873ed6a6e6936ad170827f4855c9c5eca15ab8f959

    Download Submit

  • \Users\Admin\AppData\Local\Temp\Microsoft OneDrive.exe
    Filesize

    550KB

    MD5

    3fce051fde9fbd1302b4ee16f604553b

    SHA1

    e137d2e6fa0007ddd0bf3a1215a68b37ef2ed653

    SHA256

    a34954a87d0f4354a21e40ea0e9a9eee4420f47987d40be854ea7b98d6d36226

    SHA512

    cb07f753043b7705b0e32bbf4e1ae8ddf6176851562dea567e75a4715b1beb4031d35a43b6bf0bc45d5b2da7430be0d87b6ae61b5b2e07c7c8950bb0247e4a5c

    Download Submit

  • memory/1020-20-0x0000000000D50000-0x0000000001136000-memory.dmp

    Filesize

    3.9MB

    Download

  • memory/1020-46-0x000000007250E000-0x000000007250F000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1020-10-0x000000007250E000-0x000000007250F000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1664-21-0x0000000072500000-0x0000000072BEE000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/1664-19-0x0000000000C50000-0x0000000000CE0000-memory.dmp

    Filesize

    576KB

    Download

  • memory/1664-47-0x0000000072500000-0x0000000072BEE000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/2324-18-0x00000000745C0000-0x0000000074B6B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2324-0-0x00000000745C1000-0x00000000745C2000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2324-2-0x00000000745C0000-0x0000000074B6B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2324-1-0x00000000745C0000-0x0000000074B6B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2604-28-0x0000000000870000-0x0000000000900000-memory.dmp

    Filesize

    576KB

    Download