Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2024 07:29

General

  • Target

    Nuevoorden.exe

  • Size

    751KB

  • MD5

    b5a2ef2c6689309411a7245eed77a129

  • SHA1

    9b8e96b0fc8ab0009fc9e4ec78167990b272b152

  • SHA256

    991c4d654a9138c4e2836aa29c45687483ab716feba5cec59cd947981ba888f1

  • SHA512

    13d1a962fd3350efc5cb0ac447bd2c1f57dff240abb0aba4134b03a540fa2fad1fb89f428fe58333c174ca49f6744d5cac06c282b890908762dead2f8fac53c1

  • SSDEEP

    12288:73TPYVXAKjvDTHhGC05IAAlFV64eXLdUxcDVp4NgIIiO0CmNHGYUuRcte0Dw:wVrjfHhWr74IJpDVpmIiO0rHVRieh

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.

  • 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 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Nuevoorden.exe
    "C:\Users\Admin\AppData\Local\Temp\Nuevoorden.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:2092
    • 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\Nuevoorden.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3304
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aCOIXvwQnAklD.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4400
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aCOIXvwQnAklD" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDCF2.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:856
    • C:\Users\Admin\AppData\Local\Temp\Nuevoorden.exe
      "C:\Users\Admin\AppData\Local\Temp\Nuevoorden.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:5072

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

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

    Filesize

    18KB

    MD5

    d72602f8d90dff01fb9a8af35c4f8563

    SHA1

    6c86c2a4acf8ea15b200a5681fd0e8e1c658804d

    SHA256

    470d7d481e6aeb98c7028b22467e1530a753abbebf438e73cceab2f056fcb450

    SHA512

    638c50b0bd5eabc0599827c3e9f06358c51f9a415e9529b67e61a884f57bae024df273082701435bc10b6107f69d75ae4555ab76e50a944f3cdd93dd8efd94ea

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_n0eqasnz.wmn.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpDCF2.tmp

    Filesize

    1KB

    MD5

    c45d07d15d41d974d4814f88c25ded73

    SHA1

    4c8ac6ae07ad5bee788274fd5e33fd3ff8b698fa

    SHA256

    dd1578cb562473cc091febfbabf3d0f074bdc01ac3cebdb20ca34ce8fcf3b039

    SHA512

    432f87f4d4f89dcc2c68bdf47e57bd37aaf91011480944763f54ca9229fc4be3c7f794e96a14b0e3533096d354fc78a4480b526a6a20cefb8fde79166f69bcf7

  • memory/2092-4-0x0000000004CF0000-0x0000000004CFA000-memory.dmp

    Filesize

    40KB

  • memory/2092-5-0x00000000751A0000-0x0000000075950000-memory.dmp

    Filesize

    7.7MB

  • memory/2092-6-0x0000000005000000-0x000000000501E000-memory.dmp

    Filesize

    120KB

  • memory/2092-7-0x00000000751AE000-0x00000000751AF000-memory.dmp

    Filesize

    4KB

  • memory/2092-8-0x00000000751A0000-0x0000000075950000-memory.dmp

    Filesize

    7.7MB

  • memory/2092-9-0x0000000002480000-0x000000000250C000-memory.dmp

    Filesize

    560KB

  • memory/2092-10-0x000000000BC40000-0x000000000BCDC000-memory.dmp

    Filesize

    624KB

  • memory/2092-3-0x0000000004C20000-0x0000000004CB2000-memory.dmp

    Filesize

    584KB

  • memory/2092-2-0x0000000005280000-0x0000000005824000-memory.dmp

    Filesize

    5.6MB

  • memory/2092-0-0x00000000751AE000-0x00000000751AF000-memory.dmp

    Filesize

    4KB

  • memory/2092-49-0x00000000751A0000-0x0000000075950000-memory.dmp

    Filesize

    7.7MB

  • memory/2092-1-0x0000000000180000-0x0000000000242000-memory.dmp

    Filesize

    776KB

  • memory/3304-76-0x00000000073B0000-0x0000000007446000-memory.dmp

    Filesize

    600KB

  • memory/3304-47-0x0000000005DF0000-0x0000000005E0E000-memory.dmp

    Filesize

    120KB

  • memory/3304-21-0x0000000004EE0000-0x0000000004F46000-memory.dmp

    Filesize

    408KB

  • memory/3304-20-0x0000000004D40000-0x0000000004D62000-memory.dmp

    Filesize

    136KB

  • memory/3304-87-0x00000000751A0000-0x0000000075950000-memory.dmp

    Filesize

    7.7MB

  • memory/3304-15-0x0000000002510000-0x0000000002546000-memory.dmp

    Filesize

    216KB

  • memory/3304-17-0x0000000005110000-0x0000000005738000-memory.dmp

    Filesize

    6.2MB

  • memory/3304-23-0x0000000005820000-0x0000000005B74000-memory.dmp

    Filesize

    3.3MB

  • memory/3304-79-0x0000000007370000-0x0000000007384000-memory.dmp

    Filesize

    80KB

  • memory/3304-74-0x0000000007130000-0x000000000714A000-memory.dmp

    Filesize

    104KB

  • memory/3304-48-0x0000000005E10000-0x0000000005E5C000-memory.dmp

    Filesize

    304KB

  • memory/3304-18-0x00000000751A0000-0x0000000075950000-memory.dmp

    Filesize

    7.7MB

  • memory/3304-78-0x0000000007360000-0x000000000736E000-memory.dmp

    Filesize

    56KB

  • memory/3304-77-0x0000000007330000-0x0000000007341000-memory.dmp

    Filesize

    68KB

  • memory/3304-62-0x00000000703A0000-0x00000000703EC000-memory.dmp

    Filesize

    304KB

  • memory/3304-22-0x00000000057B0000-0x0000000005816000-memory.dmp

    Filesize

    408KB

  • memory/3304-16-0x00000000751A0000-0x0000000075950000-memory.dmp

    Filesize

    7.7MB

  • memory/4400-72-0x0000000007610000-0x00000000076B3000-memory.dmp

    Filesize

    652KB

  • memory/4400-80-0x0000000007D40000-0x0000000007D5A000-memory.dmp

    Filesize

    104KB

  • memory/4400-75-0x0000000007A70000-0x0000000007A7A000-memory.dmp

    Filesize

    40KB

  • memory/4400-61-0x0000000006BF0000-0x0000000006C0E000-memory.dmp

    Filesize

    120KB

  • memory/4400-50-0x0000000006C10000-0x0000000006C42000-memory.dmp

    Filesize

    200KB

  • memory/4400-51-0x00000000703A0000-0x00000000703EC000-memory.dmp

    Filesize

    304KB

  • memory/4400-88-0x00000000751A0000-0x0000000075950000-memory.dmp

    Filesize

    7.7MB

  • memory/4400-73-0x0000000008040000-0x00000000086BA000-memory.dmp

    Filesize

    6.5MB

  • memory/4400-81-0x0000000007D20000-0x0000000007D28000-memory.dmp

    Filesize

    32KB

  • memory/4400-44-0x00000000751A0000-0x0000000075950000-memory.dmp

    Filesize

    7.7MB

  • memory/4400-19-0x00000000751A0000-0x0000000075950000-memory.dmp

    Filesize

    7.7MB

  • memory/4400-27-0x00000000751A0000-0x0000000075950000-memory.dmp

    Filesize

    7.7MB

  • memory/5072-45-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/5072-89-0x0000000006DC0000-0x0000000006F82000-memory.dmp

    Filesize

    1.8MB

  • memory/5072-90-0x0000000006C40000-0x0000000006C90000-memory.dmp

    Filesize

    320KB