Analysis

  • max time kernel
    148s
  • 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
    10-12-2024 08:33

General

  • Target

    SALARY_RECEIPT.exe

  • Size

    978KB

  • MD5

    b5a3ea0071679f5c97430d9c975b519f

  • SHA1

    a907a0a8662358e2949049cdb3985c25f6fdc101

  • SHA256

    40e6296abf94cb3ee0a7897c71105ac1316ab063dc5deb4a8e433743668294cd

  • SHA512

    e00d817416242936e0b755af94697e0f9b7136dc97773cf4da77d3ccbb7a26c63df84890aedd545d84017082479d33cf098c293ad43436f1c3f3ca8c2190b2bf

  • SSDEEP

    24576:4u6J33O0c+JY5UZ+XC0kGso6FaAR/DgsWY:yu0c++OCvkGs9FaARaY

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.hostinger.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    eQ&vwpXMsK38

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
  • 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 behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SALARY_RECEIPT.exe
    "C:\Users\Admin\AppData\Local\Temp\SALARY_RECEIPT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3636
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\SALARY_RECEIPT.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:368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/368-16-0x000000007408E000-0x000000007408F000-memory.dmp

    Filesize

    4KB

  • memory/368-11-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/368-12-0x000000007408E000-0x000000007408F000-memory.dmp

    Filesize

    4KB

  • memory/368-13-0x0000000005D50000-0x00000000062F4000-memory.dmp

    Filesize

    5.6MB

  • memory/368-14-0x0000000005840000-0x00000000058DC000-memory.dmp

    Filesize

    624KB

  • memory/368-15-0x0000000074080000-0x0000000074830000-memory.dmp

    Filesize

    7.7MB

  • memory/368-17-0x0000000006C50000-0x0000000006E12000-memory.dmp

    Filesize

    1.8MB

  • memory/368-18-0x0000000006AF0000-0x0000000006B40000-memory.dmp

    Filesize

    320KB

  • memory/368-19-0x0000000007350000-0x000000000787C000-memory.dmp

    Filesize

    5.2MB

  • memory/368-20-0x0000000074080000-0x0000000074830000-memory.dmp

    Filesize

    7.7MB

  • memory/368-21-0x0000000006EC0000-0x0000000006F52000-memory.dmp

    Filesize

    584KB

  • memory/368-22-0x0000000006E30000-0x0000000006E3A000-memory.dmp

    Filesize

    40KB

  • memory/3636-10-0x0000000002040000-0x0000000002044000-memory.dmp

    Filesize

    16KB