Analysis

  • max time kernel
    143s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/08/2024, 08:57

General

  • Target

    013f695b5ec6d00214cc5835bb446a73382871e90cb17c6d8922c3b3ef7484c5.exe

  • Size

    858KB

  • MD5

    b350cd206fef3c85b464eb38c0aa7a6e

  • SHA1

    f69d2ad78ae1efa4aa9f1f67947972e54c340484

  • SHA256

    013f695b5ec6d00214cc5835bb446a73382871e90cb17c6d8922c3b3ef7484c5

  • SHA512

    a407aaa7d26de6dfa1b0a6f05ef4d521b4ca146a27bbca4b2c17acdd86062cbca2e3c9559690b16969c01ec0b6e4bae62f462603e59b01e7844a0db70db6aaab

  • SSDEEP

    24576:S296h1OwaxiPuSNlpmVY2eInJYAP0e+8DYhuqG:l988zSNlpmVY2bRPb+Lhur

Malware Config

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 2 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 11 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\013f695b5ec6d00214cc5835bb446a73382871e90cb17c6d8922c3b3ef7484c5.exe
    "C:\Users\Admin\AppData\Local\Temp\013f695b5ec6d00214cc5835bb446a73382871e90cb17c6d8922c3b3ef7484c5.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5000
    • 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\013f695b5ec6d00214cc5835bb446a73382871e90cb17c6d8922c3b3ef7484c5.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2252
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\RQlazJwKsD.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1488
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RQlazJwKsD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp19BD.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3144
    • C:\Users\Admin\AppData\Local\Temp\013f695b5ec6d00214cc5835bb446a73382871e90cb17c6d8922c3b3ef7484c5.exe
      "C:\Users\Admin\AppData\Local\Temp\013f695b5ec6d00214cc5835bb446a73382871e90cb17c6d8922c3b3ef7484c5.exe"
      2⤵
        PID:1980
      • C:\Users\Admin\AppData\Local\Temp\013f695b5ec6d00214cc5835bb446a73382871e90cb17c6d8922c3b3ef7484c5.exe
        "C:\Users\Admin\AppData\Local\Temp\013f695b5ec6d00214cc5835bb446a73382871e90cb17c6d8922c3b3ef7484c5.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:2728

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

      Filesize

      2KB

      MD5

      3d086a433708053f9bf9523e1d87a4e8

      SHA1

      b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

      SHA256

      6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

      SHA512

      931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

      Filesize

      18KB

      MD5

      0f393d81193def130ccd9e521704b7cb

      SHA1

      d281d33b41473a52e9f0484e3c5ef14d5a84002b

      SHA256

      a33cdc5ed41d444645e948522b307c4d1ae675e86bc21ba8a46b67440d15ddfc

      SHA512

      4e3383f950e567d39e67ff9bb8086ae26a3e1d3957f4cce1306edc0b801da78e9bb29f22240661563e7ab04d73038f70eae0573f63d80dd8634b9651eb77a077

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kjirbq0r.pze.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp19BD.tmp

      Filesize

      1KB

      MD5

      907a6eacc0df09d80385d80059ff2a54

      SHA1

      0b0322b8cacb793f8926e10a14b230c0b3c035cc

      SHA256

      c5860165a76fc508ca7b54e7bd58ea58e4039a16e403971e424ee68819547e6f

      SHA512

      be4bb88ce315b59b2cedabb89850c3dcfcda43fe9182c2f6ea3e1927c5ebf448c7297734aff4cb3ea8d00b8a4da2344287edd52dc5624ef97430157ff3731330

    • memory/1488-74-0x0000000007EB0000-0x000000000852A000-memory.dmp

      Filesize

      6.5MB

    • memory/1488-77-0x0000000007AF0000-0x0000000007B86000-memory.dmp

      Filesize

      600KB

    • memory/1488-76-0x00000000078E0000-0x00000000078EA000-memory.dmp

      Filesize

      40KB

    • memory/1488-75-0x0000000007870000-0x000000000788A000-memory.dmp

      Filesize

      104KB

    • memory/1488-21-0x0000000074AB0000-0x0000000075260000-memory.dmp

      Filesize

      7.7MB

    • memory/1488-63-0x0000000007530000-0x00000000075D3000-memory.dmp

      Filesize

      652KB

    • memory/1488-52-0x0000000071290000-0x00000000712DC000-memory.dmp

      Filesize

      304KB

    • memory/1488-62-0x0000000007500000-0x000000000751E000-memory.dmp

      Filesize

      120KB

    • memory/1488-51-0x00000000074C0000-0x00000000074F2000-memory.dmp

      Filesize

      200KB

    • memory/1488-82-0x0000000007B90000-0x0000000007B98000-memory.dmp

      Filesize

      32KB

    • memory/1488-88-0x0000000074AB0000-0x0000000075260000-memory.dmp

      Filesize

      7.7MB

    • memory/1488-22-0x0000000074AB0000-0x0000000075260000-memory.dmp

      Filesize

      7.7MB

    • memory/2252-16-0x0000000002800000-0x0000000002836000-memory.dmp

      Filesize

      216KB

    • memory/2252-81-0x0000000007770000-0x000000000778A000-memory.dmp

      Filesize

      104KB

    • memory/2252-19-0x0000000074AB0000-0x0000000075260000-memory.dmp

      Filesize

      7.7MB

    • memory/2252-18-0x0000000074AB0000-0x0000000075260000-memory.dmp

      Filesize

      7.7MB

    • memory/2252-25-0x0000000005AD0000-0x0000000005B36000-memory.dmp

      Filesize

      408KB

    • memory/2252-17-0x0000000005430000-0x0000000005A58000-memory.dmp

      Filesize

      6.2MB

    • memory/2252-24-0x0000000005A60000-0x0000000005AC6000-memory.dmp

      Filesize

      408KB

    • memory/2252-23-0x0000000005340000-0x0000000005362000-memory.dmp

      Filesize

      136KB

    • memory/2252-45-0x0000000005D30000-0x0000000006084000-memory.dmp

      Filesize

      3.3MB

    • memory/2252-89-0x0000000074AB0000-0x0000000075260000-memory.dmp

      Filesize

      7.7MB

    • memory/2252-20-0x0000000074AB0000-0x0000000075260000-memory.dmp

      Filesize

      7.7MB

    • memory/2252-49-0x0000000006100000-0x000000000611E000-memory.dmp

      Filesize

      120KB

    • memory/2252-50-0x00000000061B0000-0x00000000061FC000-memory.dmp

      Filesize

      304KB

    • memory/2252-80-0x0000000007670000-0x0000000007684000-memory.dmp

      Filesize

      80KB

    • memory/2252-79-0x0000000007660000-0x000000000766E000-memory.dmp

      Filesize

      56KB

    • memory/2252-78-0x0000000007630000-0x0000000007641000-memory.dmp

      Filesize

      68KB

    • memory/2252-64-0x0000000071290000-0x00000000712DC000-memory.dmp

      Filesize

      304KB

    • memory/2728-46-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB

    • memory/2728-91-0x00000000062F0000-0x0000000006340000-memory.dmp

      Filesize

      320KB

    • memory/2728-90-0x0000000006470000-0x0000000006632000-memory.dmp

      Filesize

      1.8MB

    • memory/5000-5-0x0000000004EA0000-0x0000000004EAA000-memory.dmp

      Filesize

      40KB

    • memory/5000-9-0x00000000053B0000-0x00000000053C0000-memory.dmp

      Filesize

      64KB

    • memory/5000-10-0x00000000060C0000-0x000000000614C000-memory.dmp

      Filesize

      560KB

    • memory/5000-11-0x0000000006340000-0x00000000063DC000-memory.dmp

      Filesize

      624KB

    • memory/5000-0-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

      Filesize

      4KB

    • memory/5000-48-0x0000000074AB0000-0x0000000075260000-memory.dmp

      Filesize

      7.7MB

    • memory/5000-4-0x0000000074AB0000-0x0000000075260000-memory.dmp

      Filesize

      7.7MB

    • memory/5000-3-0x0000000004ED0000-0x0000000004F62000-memory.dmp

      Filesize

      584KB

    • memory/5000-2-0x00000000053E0000-0x0000000005984000-memory.dmp

      Filesize

      5.6MB

    • memory/5000-6-0x0000000005390000-0x00000000053A2000-memory.dmp

      Filesize

      72KB

    • memory/5000-1-0x00000000003E0000-0x00000000004B8000-memory.dmp

      Filesize

      864KB

    • memory/5000-7-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

      Filesize

      4KB

    • memory/5000-8-0x0000000074AB0000-0x0000000075260000-memory.dmp

      Filesize

      7.7MB