Analysis

  • max time kernel
    117s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    22-10-2024 13:44

General

  • Target

    SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe

  • Size

    658KB

  • MD5

    b2b44061f8271ad0f7d3a4febeb07751

  • SHA1

    d312798b7737931cb492abb1b7bd870f44bd9677

  • SHA256

    bc5ee788c33389a426c9b5b10405a41a83f6875864bf09b0de6df15ab88cfbda

  • SHA512

    c83fcb92a4f175857b621f9b6b411477a8aeed38024a907515a7ec3218ff58a9d05de2d7d09ac5a18e38e400ad3d1f5263b9838df3565ac6fe55964021cf168a

  • SSDEEP

    12288:kgc3Vk+O7TL2S/2NuAigYNlU90z7rOICfPoTkZPg0:kgYk+m7AigylU90z7mFZX

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.inhousepick.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    #(P%eO^#J0

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2876
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2320
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xRAvleeiuDbJ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2236
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xRAvleeiuDbJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB05B.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3064
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe"
      2⤵
        PID:2772
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe
        "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe"
        2⤵
          PID:2864
        • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe
          "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe"
          2⤵
            PID:2344
          • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe
            "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.AgentTeslaNET.20.5206.2075.exe"
            2⤵
            • Accesses Microsoft Outlook profiles
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • outlook_office_path
            • outlook_win_path
            PID:2560

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmpB05B.tmp

          Filesize

          1KB

          MD5

          7565236eda654f1c4ed1baecbdedc701

          SHA1

          516da0d661339bce8b3f14a2e64b4131fc2bb267

          SHA256

          672808769d45fb4c84034dadec598f616160311d8a6dcc01f1a6632ef9d09c88

          SHA512

          9c2571e1f734f4c1de846ad844550ed60f646ad09734984b0cbd039a1c53cf2324b7056671286dca724e2b761f63697d9437f6cd9fefae510089930d08084c85

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

          Filesize

          7KB

          MD5

          518102992f29509f095840b2bcce5236

          SHA1

          0f6476446847fda73d8629e0520490b9db26d0c1

          SHA256

          2d7a5626ed2cd6fdd6f8b6c823ac67fb4bed4c28b3ec4b6be5767b48f2ab042a

          SHA512

          241d31895864780f311422c5866b55a1e52a261ff8f5172821081e1435c247db2ad18a6d5facfc8c2bf699d07da33767e12515cdf24fba52fc95a4e7d7ed353e

        • memory/2560-29-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/2560-25-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/2560-21-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/2560-23-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/2560-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2560-28-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/2560-30-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/2560-19-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/2876-3-0x0000000004DB0000-0x0000000004E4E000-memory.dmp

          Filesize

          632KB

        • memory/2876-2-0x00000000748C0000-0x0000000074FAE000-memory.dmp

          Filesize

          6.9MB

        • memory/2876-4-0x00000000002C0000-0x00000000002CE000-memory.dmp

          Filesize

          56KB

        • memory/2876-7-0x00000000053A0000-0x000000000542C000-memory.dmp

          Filesize

          560KB

        • memory/2876-6-0x00000000748C0000-0x0000000074FAE000-memory.dmp

          Filesize

          6.9MB

        • memory/2876-1-0x0000000000210000-0x00000000002BA000-memory.dmp

          Filesize

          680KB

        • memory/2876-5-0x00000000748CE000-0x00000000748CF000-memory.dmp

          Filesize

          4KB

        • memory/2876-0-0x00000000748CE000-0x00000000748CF000-memory.dmp

          Filesize

          4KB

        • memory/2876-31-0x00000000748C0000-0x0000000074FAE000-memory.dmp

          Filesize

          6.9MB