Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-11-2024 18:37

General

  • Target

    1964409e74e36bbbf384ed0b794965452fd60942e53e5ca3339d763c77c69e18.exe

  • Size

    716KB

  • MD5

    7bb9eadea45cf4e4915d09579ef5ac88

  • SHA1

    d296777917219d19645f20b816949fec1f1a524c

  • SHA256

    1964409e74e36bbbf384ed0b794965452fd60942e53e5ca3339d763c77c69e18

  • SHA512

    0fcfb4b1cfcddb88893f1a2de640bb004e5c3f65f905353859fc9bf3f3b06de31e7cdfea11a38fcfe7457bc3d754d7d81754544beff7ad273633ebd5b2adf909

  • SSDEEP

    12288:KZ5tO0qnvyVzJdMGE9RWotVIJcnasORyvdrBab2NebKQDU7bgRyfl9:Y5QLB916JR41BaqNsybgUf

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.

  • 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 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\1964409e74e36bbbf384ed0b794965452fd60942e53e5ca3339d763c77c69e18.exe
    "C:\Users\Admin\AppData\Local\Temp\1964409e74e36bbbf384ed0b794965452fd60942e53e5ca3339d763c77c69e18.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2112
    • 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\1964409e74e36bbbf384ed0b794965452fd60942e53e5ca3339d763c77c69e18.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2416
    • C:\Users\Admin\AppData\Local\Temp\1964409e74e36bbbf384ed0b794965452fd60942e53e5ca3339d763c77c69e18.exe
      "C:\Users\Admin\AppData\Local\Temp\1964409e74e36bbbf384ed0b794965452fd60942e53e5ca3339d763c77c69e18.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:3112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\1964409e74e36bbbf384ed0b794965452fd60942e53e5ca3339d763c77c69e18.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gvzqom31.ghj.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2112-11-0x000000000A9F0000-0x000000000AA8C000-memory.dmp

    Filesize

    624KB

  • memory/2112-16-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2112-4-0x0000000005900000-0x000000000590A000-memory.dmp

    Filesize

    40KB

  • memory/2112-5-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2112-6-0x0000000008240000-0x00000000082E8000-memory.dmp

    Filesize

    672KB

  • memory/2112-7-0x0000000005C20000-0x0000000005C32000-memory.dmp

    Filesize

    72KB

  • memory/2112-8-0x000000007521E000-0x000000007521F000-memory.dmp

    Filesize

    4KB

  • memory/2112-9-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2112-10-0x0000000008320000-0x00000000083AE000-memory.dmp

    Filesize

    568KB

  • memory/2112-0-0x000000007521E000-0x000000007521F000-memory.dmp

    Filesize

    4KB

  • memory/2112-1-0x0000000000DA0000-0x0000000000E5A000-memory.dmp

    Filesize

    744KB

  • memory/2112-2-0x0000000005D30000-0x00000000062D4000-memory.dmp

    Filesize

    5.6MB

  • memory/2112-3-0x0000000005860000-0x00000000058F2000-memory.dmp

    Filesize

    584KB

  • memory/2416-22-0x0000000006330000-0x0000000006396000-memory.dmp

    Filesize

    408KB

  • memory/2416-37-0x0000000006960000-0x00000000069AC000-memory.dmp

    Filesize

    304KB

  • memory/2416-17-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2416-19-0x0000000005C00000-0x0000000006228000-memory.dmp

    Filesize

    6.2MB

  • memory/2416-62-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2416-23-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2416-58-0x0000000007F90000-0x0000000007FAA000-memory.dmp

    Filesize

    104KB

  • memory/2416-34-0x00000000063A0000-0x00000000066F4000-memory.dmp

    Filesize

    3.3MB

  • memory/2416-33-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/2416-21-0x0000000005A80000-0x0000000005AE6000-memory.dmp

    Filesize

    408KB

  • memory/2416-59-0x0000000007F70000-0x0000000007F78000-memory.dmp

    Filesize

    32KB

  • memory/2416-20-0x0000000005960000-0x0000000005982000-memory.dmp

    Filesize

    136KB

  • memory/2416-36-0x0000000006920000-0x000000000693E000-memory.dmp

    Filesize

    120KB

  • memory/2416-18-0x0000000003000000-0x0000000003036000-memory.dmp

    Filesize

    216KB

  • memory/2416-49-0x00000000078F0000-0x000000000790E000-memory.dmp

    Filesize

    120KB

  • memory/2416-39-0x0000000070C20000-0x0000000070C6C000-memory.dmp

    Filesize

    304KB

  • memory/2416-38-0x0000000006EF0000-0x0000000006F22000-memory.dmp

    Filesize

    200KB

  • memory/2416-50-0x0000000007B10000-0x0000000007BB3000-memory.dmp

    Filesize

    652KB

  • memory/2416-51-0x0000000008290000-0x000000000890A000-memory.dmp

    Filesize

    6.5MB

  • memory/2416-52-0x0000000007C50000-0x0000000007C6A000-memory.dmp

    Filesize

    104KB

  • memory/2416-53-0x0000000007CC0000-0x0000000007CCA000-memory.dmp

    Filesize

    40KB

  • memory/2416-54-0x0000000007ED0000-0x0000000007F66000-memory.dmp

    Filesize

    600KB

  • memory/2416-55-0x0000000007E50000-0x0000000007E61000-memory.dmp

    Filesize

    68KB

  • memory/2416-56-0x0000000007E80000-0x0000000007E8E000-memory.dmp

    Filesize

    56KB

  • memory/2416-57-0x0000000007E90000-0x0000000007EA4000-memory.dmp

    Filesize

    80KB

  • memory/3112-15-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3112-65-0x0000000006F40000-0x0000000006F90000-memory.dmp

    Filesize

    320KB

  • memory/3112-35-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3112-63-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB

  • memory/3112-64-0x00000000070C0000-0x0000000007282000-memory.dmp

    Filesize

    1.8MB

  • memory/3112-12-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/3112-66-0x0000000075210000-0x00000000759C0000-memory.dmp

    Filesize

    7.7MB