Analysis

  • max time kernel
    129s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-11-2024 09:23

General

  • Target

    867c2b0b46aa21ddd3f73b517c673a7487bc254f0cc61f0a0183746c216ef3d9.exe

  • Size

    689KB

  • MD5

    667625da32aaa6869821686699345119

  • SHA1

    e9a3d9052570a6e36b8c7c7fd2bd4f551ecc4bcb

  • SHA256

    867c2b0b46aa21ddd3f73b517c673a7487bc254f0cc61f0a0183746c216ef3d9

  • SHA512

    713998e1959e8919d1fa2278f90196fad77d07cb842dd8fe3da2ca921809ea79476479f5333310b629f0b85814f5e308c872fd6875a2be0ffa1d53a622732623

  • SSDEEP

    12288:J3HI6it7tWBpHyZZe8HjeDmRvdddQbzPfcdf3s09eYMW:JHIR/WBpGVHjeCR1Xpdfs0s

Malware Config

Extracted

Family

vipkeylogger

Signatures

  • VIPKeylogger

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

  • Vipkeylogger family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 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 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\867c2b0b46aa21ddd3f73b517c673a7487bc254f0cc61f0a0183746c216ef3d9.exe
    "C:\Users\Admin\AppData\Local\Temp\867c2b0b46aa21ddd3f73b517c673a7487bc254f0cc61f0a0183746c216ef3d9.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:4716
    • 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\867c2b0b46aa21ddd3f73b517c673a7487bc254f0cc61f0a0183746c216ef3d9.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3728
    • C:\Users\Admin\AppData\Local\Temp\867c2b0b46aa21ddd3f73b517c673a7487bc254f0cc61f0a0183746c216ef3d9.exe
      "C:\Users\Admin\AppData\Local\Temp\867c2b0b46aa21ddd3f73b517c673a7487bc254f0cc61f0a0183746c216ef3d9.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:856

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\867c2b0b46aa21ddd3f73b517c673a7487bc254f0cc61f0a0183746c216ef3d9.exe.log

    Filesize

    1KB

    MD5

    7ef67a0a2b1e31df887adcdaf86e4bbd

    SHA1

    348aad52be33f1a0c477e2ace332ecf91bb0e1a8

    SHA256

    af207d70281cc3264107da297e00ab97d0af2f055d6065ca5936cf69db6d783f

    SHA512

    4ffab7944ec049f2597bda791de5fd3ae3578b03ef019d2222850b8f5a298e3aae8b6e33f71c38e47132d63fb58ab1b03c876b9a01665bc8bbcf01466e7d79e1

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0d3wqb3j.gs0.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/856-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/856-66-0x00000000074A0000-0x00000000079CC000-memory.dmp

    Filesize

    5.2MB

  • memory/856-65-0x0000000006C40000-0x0000000006C90000-memory.dmp

    Filesize

    320KB

  • memory/856-64-0x0000000006DA0000-0x0000000006F62000-memory.dmp

    Filesize

    1.8MB

  • memory/856-63-0x00000000753A0000-0x0000000075B50000-memory.dmp

    Filesize

    7.7MB

  • memory/856-62-0x00000000753A0000-0x0000000075B50000-memory.dmp

    Filesize

    7.7MB

  • memory/856-16-0x00000000753A0000-0x0000000075B50000-memory.dmp

    Filesize

    7.7MB

  • memory/856-14-0x00000000753A0000-0x0000000075B50000-memory.dmp

    Filesize

    7.7MB

  • memory/3728-22-0x00000000059F0000-0x0000000005A56000-memory.dmp

    Filesize

    408KB

  • memory/3728-56-0x0000000007E80000-0x0000000007E94000-memory.dmp

    Filesize

    80KB

  • memory/3728-61-0x00000000753A0000-0x0000000075B50000-memory.dmp

    Filesize

    7.7MB

  • memory/3728-58-0x0000000007F60000-0x0000000007F68000-memory.dmp

    Filesize

    32KB

  • memory/3728-57-0x0000000007F80000-0x0000000007F9A000-memory.dmp

    Filesize

    104KB

  • memory/3728-55-0x0000000007E70000-0x0000000007E7E000-memory.dmp

    Filesize

    56KB

  • memory/3728-17-0x0000000005360000-0x0000000005396000-memory.dmp

    Filesize

    216KB

  • memory/3728-18-0x00000000753A0000-0x0000000075B50000-memory.dmp

    Filesize

    7.7MB

  • memory/3728-20-0x00000000753A0000-0x0000000075B50000-memory.dmp

    Filesize

    7.7MB

  • memory/3728-19-0x0000000005A60000-0x0000000006088000-memory.dmp

    Filesize

    6.2MB

  • memory/3728-54-0x0000000007E40000-0x0000000007E51000-memory.dmp

    Filesize

    68KB

  • memory/3728-23-0x0000000006090000-0x00000000060F6000-memory.dmp

    Filesize

    408KB

  • memory/3728-53-0x0000000007EC0000-0x0000000007F56000-memory.dmp

    Filesize

    600KB

  • memory/3728-21-0x0000000005950000-0x0000000005972000-memory.dmp

    Filesize

    136KB

  • memory/3728-29-0x00000000753A0000-0x0000000075B50000-memory.dmp

    Filesize

    7.7MB

  • memory/3728-34-0x00000000062F0000-0x0000000006644000-memory.dmp

    Filesize

    3.3MB

  • memory/3728-35-0x0000000006910000-0x000000000692E000-memory.dmp

    Filesize

    120KB

  • memory/3728-36-0x0000000006940000-0x000000000698C000-memory.dmp

    Filesize

    304KB

  • memory/3728-37-0x0000000006EE0000-0x0000000006F12000-memory.dmp

    Filesize

    200KB

  • memory/3728-48-0x0000000007AE0000-0x0000000007AFE000-memory.dmp

    Filesize

    120KB

  • memory/3728-38-0x0000000070D10000-0x0000000070D5C000-memory.dmp

    Filesize

    304KB

  • memory/3728-49-0x0000000007B00000-0x0000000007BA3000-memory.dmp

    Filesize

    652KB

  • memory/3728-50-0x0000000008280000-0x00000000088FA000-memory.dmp

    Filesize

    6.5MB

  • memory/3728-51-0x0000000007C40000-0x0000000007C5A000-memory.dmp

    Filesize

    104KB

  • memory/3728-52-0x0000000007CB0000-0x0000000007CBA000-memory.dmp

    Filesize

    40KB

  • memory/4716-0-0x00000000753AE000-0x00000000753AF000-memory.dmp

    Filesize

    4KB

  • memory/4716-5-0x0000000005170000-0x000000000517A000-memory.dmp

    Filesize

    40KB

  • memory/4716-7-0x0000000005410000-0x0000000005422000-memory.dmp

    Filesize

    72KB

  • memory/4716-10-0x0000000007F80000-0x000000000800E000-memory.dmp

    Filesize

    568KB

  • memory/4716-15-0x00000000753A0000-0x0000000075B50000-memory.dmp

    Filesize

    7.7MB

  • memory/4716-8-0x00000000753AE000-0x00000000753AF000-memory.dmp

    Filesize

    4KB

  • memory/4716-9-0x00000000753A0000-0x0000000075B50000-memory.dmp

    Filesize

    7.7MB

  • memory/4716-6-0x00000000753A0000-0x0000000075B50000-memory.dmp

    Filesize

    7.7MB

  • memory/4716-4-0x00000000051F0000-0x000000000528C000-memory.dmp

    Filesize

    624KB

  • memory/4716-3-0x00000000050B0000-0x0000000005142000-memory.dmp

    Filesize

    584KB

  • memory/4716-2-0x0000000005570000-0x0000000005B14000-memory.dmp

    Filesize

    5.6MB

  • memory/4716-1-0x0000000000620000-0x00000000006D2000-memory.dmp

    Filesize

    712KB