Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    02-10-2024 08:26

General

  • Target

    hesaphareketi-01.exe

  • Size

    864KB

  • MD5

    ae5ddd2f0018f57b092047e52922d6c4

  • SHA1

    153c667e449fa375a805bd1cd542c3ce39f212e4

  • SHA256

    1cbf1a11cb59b7a4135093c3e6b11be6b81ba57fb30707de145a1d41506760a6

  • SHA512

    391d5c0fe61d00235005ed104dd74d85bcec5680c1e747cf10827fd3d2bebf673353f292aa58a2c3030613ced21ab3e75dd3f318cebc032bb1f39c8c66aa2ef4

  • SSDEEP

    12288:ATv+e4FjFz06K3qZ+3RZWL6X0eY5q2VH/b3zEOGq1eTH3cq8OXX8FjnGP6i:cv0VFtOC6Xmqs/bwlRERi

Malware Config

Extracted

Family

vipkeylogger

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.

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe
    "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2688
    • 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\hesaphareketi-01.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:744
    • C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe
      "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.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:2696

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2688-0-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

    Filesize

    4KB

  • memory/2688-1-0x0000000000C60000-0x0000000000D3E000-memory.dmp

    Filesize

    888KB

  • memory/2688-2-0x0000000074E50000-0x000000007553E000-memory.dmp

    Filesize

    6.9MB

  • memory/2688-3-0x0000000000540000-0x000000000055E000-memory.dmp

    Filesize

    120KB

  • memory/2688-4-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

    Filesize

    4KB

  • memory/2688-5-0x0000000074E50000-0x000000007553E000-memory.dmp

    Filesize

    6.9MB

  • memory/2688-6-0x0000000000310000-0x000000000039C000-memory.dmp

    Filesize

    560KB

  • memory/2688-22-0x0000000074E50000-0x000000007553E000-memory.dmp

    Filesize

    6.9MB

  • memory/2696-15-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2696-17-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2696-20-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2696-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2696-12-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2696-11-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2696-9-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2696-7-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2696-23-0x0000000074E50000-0x000000007553E000-memory.dmp

    Filesize

    6.9MB

  • memory/2696-21-0x0000000074E50000-0x000000007553E000-memory.dmp

    Filesize

    6.9MB

  • memory/2696-26-0x0000000074E50000-0x000000007553E000-memory.dmp

    Filesize

    6.9MB

  • memory/2696-27-0x0000000074E50000-0x000000007553E000-memory.dmp

    Filesize

    6.9MB