Analysis

  • max time kernel
    141s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/08/2024, 06:26

General

  • Target

    Quote Inquiry doc#7729992.exe

  • Size

    769KB

  • MD5

    4cbfeb5ef56b5836a796c05658e65843

  • SHA1

    cd501520a1f7bb9efe85e53dabfd0d935b9ca7c1

  • SHA256

    0f2b106ace319ab80b02c56f7bbffa61997e0ecccb430155283ea3bf9d92fce7

  • SHA512

    a1c27fa45d0c4696386d1aef9de30c75b8ae0d57ca40d706d9d987cf8214b8ed6216280943a8676411a8ede05dc8b3ce26152e41086568b0ed72eeecfbc5c411

  • SSDEEP

    12288:50xRsVVOxUmEYnI4ElrL0TbFlDcWXlK5kJkdZHZ:Kk8EP4SL3AJkdZ

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7204444211:AAFfPnSoEnQ7t4FKDH0Jch2gKTwGo4oCCAs/sendMessage?chat_id=2065242915

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.

  • 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.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Quote Inquiry doc#7729992.exe
    "C:\Users\Admin\AppData\Local\Temp\Quote Inquiry doc#7729992.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2848
    • C:\Users\Admin\AppData\Local\Temp\Quote Inquiry doc#7729992.exe
      "C:\Users\Admin\AppData\Local\Temp\Quote Inquiry doc#7729992.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:2056

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Quote Inquiry doc#7729992.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/2056-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2056-20-0x0000000006710000-0x0000000006760000-memory.dmp

    Filesize

    320KB

  • memory/2056-19-0x0000000006890000-0x0000000006A52000-memory.dmp

    Filesize

    1.8MB

  • memory/2056-18-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/2056-17-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/2056-16-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/2056-14-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/2848-5-0x0000000005BB0000-0x0000000005BBA000-memory.dmp

    Filesize

    40KB

  • memory/2848-9-0x0000000006CB0000-0x0000000006D3C000-memory.dmp

    Filesize

    560KB

  • memory/2848-10-0x0000000006F40000-0x0000000006FDC000-memory.dmp

    Filesize

    624KB

  • memory/2848-8-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/2848-7-0x0000000074EEE000-0x0000000074EEF000-memory.dmp

    Filesize

    4KB

  • memory/2848-6-0x00000000082C0000-0x00000000082D8000-memory.dmp

    Filesize

    96KB

  • memory/2848-15-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/2848-0-0x0000000074EEE000-0x0000000074EEF000-memory.dmp

    Filesize

    4KB

  • memory/2848-4-0x0000000074EE0000-0x0000000075690000-memory.dmp

    Filesize

    7.7MB

  • memory/2848-3-0x0000000005A00000-0x0000000005A92000-memory.dmp

    Filesize

    584KB

  • memory/2848-2-0x0000000005FB0000-0x0000000006554000-memory.dmp

    Filesize

    5.6MB

  • memory/2848-1-0x0000000000F50000-0x0000000001016000-memory.dmp

    Filesize

    792KB