Analysis

  • max time kernel
    132s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-10-2024 13:06

General

  • Target

    7vbu8ZW8lFI8mn5.exe

  • Size

    730KB

  • MD5

    07188bef748562cde18f2b77f76bae94

  • SHA1

    70f3fddd3fb0030e4e7422a41d560374c463e1dc

  • SHA256

    2a53872f573a1817be1848779e60c7db22501badc0afd7f364ee30a77dce3395

  • SHA512

    fab75b7746af8b04bda1361737d47e33bb770be79872830722bf4affe2231d222c01032f73f48d92268027a20e0eb230c7c8ff3a94b6813b2ce4dd445e6ddf94

  • SSDEEP

    12288:EYkhMOoltiJE75jOnBtT/6YDr33baequP3y5Mg1YHJGtG3r8Ru4ZiOQkx:EYkh5oDiJftTDzagPfg2pGtQr87Zr

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 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7vbu8ZW8lFI8mn5.exe
    "C:\Users\Admin\AppData\Local\Temp\7vbu8ZW8lFI8mn5.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4736
    • 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\7vbu8ZW8lFI8mn5.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:804
    • C:\Users\Admin\AppData\Local\Temp\7vbu8ZW8lFI8mn5.exe
      "C:\Users\Admin\AppData\Local\Temp\7vbu8ZW8lFI8mn5.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:5048

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1gmuczpm.p0h.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/804-51-0x0000000007BF0000-0x0000000007BFA000-memory.dmp

    Filesize

    40KB

  • memory/804-15-0x00000000052B0000-0x00000000052E6000-memory.dmp

    Filesize

    216KB

  • memory/804-21-0x0000000006180000-0x00000000061E6000-memory.dmp

    Filesize

    408KB

  • memory/804-28-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/804-60-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/804-57-0x0000000007EA0000-0x0000000007EA8000-memory.dmp

    Filesize

    32KB

  • memory/804-56-0x0000000007EC0000-0x0000000007EDA000-memory.dmp

    Filesize

    104KB

  • memory/804-55-0x0000000007DC0000-0x0000000007DD4000-memory.dmp

    Filesize

    80KB

  • memory/804-54-0x0000000007DB0000-0x0000000007DBE000-memory.dmp

    Filesize

    56KB

  • memory/804-53-0x0000000007D80000-0x0000000007D91000-memory.dmp

    Filesize

    68KB

  • memory/804-52-0x0000000007E00000-0x0000000007E96000-memory.dmp

    Filesize

    600KB

  • memory/804-50-0x0000000007B80000-0x0000000007B9A000-memory.dmp

    Filesize

    104KB

  • memory/804-49-0x00000000081D0000-0x000000000884A000-memory.dmp

    Filesize

    6.5MB

  • memory/804-34-0x0000000006860000-0x000000000687E000-memory.dmp

    Filesize

    120KB

  • memory/804-48-0x0000000007A30000-0x0000000007AD3000-memory.dmp

    Filesize

    652KB

  • memory/804-47-0x0000000006E10000-0x0000000006E2E000-memory.dmp

    Filesize

    120KB

  • memory/804-18-0x0000000005A40000-0x0000000006068000-memory.dmp

    Filesize

    6.2MB

  • memory/804-19-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/804-20-0x00000000060E0000-0x0000000006102000-memory.dmp

    Filesize

    136KB

  • memory/804-22-0x00000000061F0000-0x0000000006256000-memory.dmp

    Filesize

    408KB

  • memory/804-37-0x0000000070190000-0x00000000701DC000-memory.dmp

    Filesize

    304KB

  • memory/804-36-0x0000000006E30000-0x0000000006E62000-memory.dmp

    Filesize

    200KB

  • memory/804-17-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/804-29-0x0000000006260000-0x00000000065B4000-memory.dmp

    Filesize

    3.3MB

  • memory/804-35-0x0000000006890000-0x00000000068DC000-memory.dmp

    Filesize

    304KB

  • memory/4736-4-0x0000000005150000-0x000000000515A000-memory.dmp

    Filesize

    40KB

  • memory/4736-10-0x0000000008A60000-0x0000000008AEA000-memory.dmp

    Filesize

    552KB

  • memory/4736-3-0x0000000005090000-0x0000000005122000-memory.dmp

    Filesize

    584KB

  • memory/4736-1-0x0000000000600000-0x00000000006BC000-memory.dmp

    Filesize

    752KB

  • memory/4736-6-0x0000000005310000-0x00000000053AC000-memory.dmp

    Filesize

    624KB

  • memory/4736-14-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/4736-5-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/4736-0-0x000000007462E000-0x000000007462F000-memory.dmp

    Filesize

    4KB

  • memory/4736-7-0x00000000054E0000-0x00000000054FC000-memory.dmp

    Filesize

    112KB

  • memory/4736-2-0x0000000005720000-0x0000000005CC4000-memory.dmp

    Filesize

    5.6MB

  • memory/4736-9-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/4736-8-0x000000007462E000-0x000000007462F000-memory.dmp

    Filesize

    4KB

  • memory/5048-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/5048-13-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/5048-16-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/5048-61-0x0000000006520000-0x00000000066E2000-memory.dmp

    Filesize

    1.8MB

  • memory/5048-62-0x00000000063A0000-0x00000000063F0000-memory.dmp

    Filesize

    320KB

  • memory/5048-63-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB