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Analysis

  • max time kernel
    118s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    13/01/2025, 13:24

General

  • Target

    Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.exe

  • Size

    884KB

  • MD5

    fa59fc9d6c2af739eaa63d3af4d6f428

  • SHA1

    0550a7caae5cbe592ada14d028601c95cc9c678b

  • SHA256

    909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9

  • SHA512

    fd728cf6a59b4db4c1223992c0ed25206da787b8fc0b8622ac875896d2f1f7a24d8596b6e3f825f021f423f60b29cd110ab61f111127df4a95af3a705d8daa57

  • SSDEEP

    24576:uRmJkcoQricOIQxiZY1iaC3zdlP1RtygCmm/:7JZoQrbTFZY1iaCjdagK

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7321210888:AAF5VQB5xBwH7bEync-Cxbbe1Ehqi_-yItA/sendMessage?chat_id=5094780368

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 3 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 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 WriteProcessMemory 5 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.exe
    "C:\Users\Admin\AppData\Local\Temp\Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2764
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\Sigmanly_909a74c7a03956c55492863028a975ccf0917f54fab5d4fa8cfa2bfa8e480ed9.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:2812

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2764-5-0x0000000000940000-0x0000000000944000-memory.dmp

    Filesize

    16KB

  • memory/2812-6-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2812-8-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2812-9-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2812-10-0x000000007497E000-0x000000007497F000-memory.dmp

    Filesize

    4KB

  • memory/2812-11-0x0000000001E30000-0x0000000001E7E000-memory.dmp

    Filesize

    312KB

  • memory/2812-12-0x0000000074970000-0x000000007505E000-memory.dmp

    Filesize

    6.9MB

  • memory/2812-13-0x0000000074970000-0x000000007505E000-memory.dmp

    Filesize

    6.9MB

  • memory/2812-14-0x0000000074970000-0x000000007505E000-memory.dmp

    Filesize

    6.9MB

  • memory/2812-15-0x0000000002030000-0x000000000207E000-memory.dmp

    Filesize

    312KB

  • memory/2812-16-0x0000000074970000-0x000000007505E000-memory.dmp

    Filesize

    6.9MB

  • memory/2812-17-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2812-18-0x000000007497E000-0x000000007497F000-memory.dmp

    Filesize

    4KB

  • memory/2812-19-0x0000000074970000-0x000000007505E000-memory.dmp

    Filesize

    6.9MB

  • memory/2812-20-0x0000000074970000-0x000000007505E000-memory.dmp

    Filesize

    6.9MB

  • memory/2812-21-0x0000000074970000-0x000000007505E000-memory.dmp

    Filesize

    6.9MB