Analysis

  • max time kernel
    121s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    09-11-2024 03:13

General

  • Target

    fatura.exe

  • Size

    929KB

  • MD5

    49e9e776c6f5d00a090adbd8814ffdc7

  • SHA1

    4ea5b8d7b7beb2ad75bbe583c4658093c4ab12bd

  • SHA256

    ef25dd02f39549f22a2272768115e7704ce4fd20e305b7aa16f9906b6688e903

  • SHA512

    06e761bafcf3aa68a739ec24f17db1f9d1a36f59b940c8de12fd388dbd871dd2ab443a60c7723cd77ec1f52859cef469d9493759acc8acc1cfe1c471bf06f8cd

  • SSDEEP

    24576:L4GHnhIzOa5WPGzwQA+jLgNK5O5Y1fmdruuAF:0shdaYP3t+g3d

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot6820629737:AAGJ8tOkoD9jFHkd_L1kG1ntQ1J6zLhFsMc/sendMessage?chat_id=6783205225

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Vipkeylogger family
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • 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.

  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fatura.exe
    "C:\Users\Admin\AppData\Local\Temp\fatura.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1528
    • C:\Users\Admin\AppData\Local\Keily\murkest.exe
      "C:\Users\Admin\AppData\Local\Temp\fatura.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2084
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\fatura.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2340

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Ramada

    Filesize

    243KB

    MD5

    f6825c10ccd485c6f4450b6099362ced

    SHA1

    62110f69007850788fc0f49bb0bbb0f9f210dff4

    SHA256

    1880f1e63cb2c4bda5b3cd72369213209eb4e95ff473b1b6b78788109c85570c

    SHA512

    e7e99959e4646bca538ef1ead3ca4a8a9c059c5698e3b36c1fafba6894ba52cc73c99d96f3b568bf1d27bc5f40596f07814d71110703657c8f20950199c51942

  • \Users\Admin\AppData\Local\Keily\murkest.exe

    Filesize

    929KB

    MD5

    49e9e776c6f5d00a090adbd8814ffdc7

    SHA1

    4ea5b8d7b7beb2ad75bbe583c4658093c4ab12bd

    SHA256

    ef25dd02f39549f22a2272768115e7704ce4fd20e305b7aa16f9906b6688e903

    SHA512

    06e761bafcf3aa68a739ec24f17db1f9d1a36f59b940c8de12fd388dbd871dd2ab443a60c7723cd77ec1f52859cef469d9493759acc8acc1cfe1c471bf06f8cd

  • memory/1528-0-0x0000000000E50000-0x000000000104D000-memory.dmp

    Filesize

    2.0MB

  • memory/1528-3-0x00000000011F0000-0x00000000015F0000-memory.dmp

    Filesize

    4.0MB

  • memory/1528-11-0x0000000000E50000-0x000000000104D000-memory.dmp

    Filesize

    2.0MB

  • memory/1528-10-0x0000000002EE0000-0x00000000030DD000-memory.dmp

    Filesize

    2.0MB

  • memory/2084-12-0x0000000000CF0000-0x0000000000EED000-memory.dmp

    Filesize

    2.0MB

  • memory/2084-17-0x0000000001020000-0x0000000001420000-memory.dmp

    Filesize

    4.0MB

  • memory/2084-23-0x0000000000CF0000-0x0000000000EED000-memory.dmp

    Filesize

    2.0MB

  • memory/2340-19-0x0000000000400000-0x0000000000441000-memory.dmp

    Filesize

    260KB

  • memory/2340-24-0x0000000000400000-0x0000000000441000-memory.dmp

    Filesize

    260KB

  • memory/2340-22-0x0000000000400000-0x0000000000441000-memory.dmp

    Filesize

    260KB

  • memory/2340-25-0x0000000073E8E000-0x0000000073E8F000-memory.dmp

    Filesize

    4KB

  • memory/2340-26-0x0000000000230000-0x0000000000290000-memory.dmp

    Filesize

    384KB

  • memory/2340-27-0x0000000073E80000-0x000000007456E000-memory.dmp

    Filesize

    6.9MB

  • memory/2340-28-0x0000000073E80000-0x000000007456E000-memory.dmp

    Filesize

    6.9MB

  • memory/2340-29-0x0000000001FE0000-0x000000000203E000-memory.dmp

    Filesize

    376KB

  • memory/2340-37-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-35-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-33-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-31-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-30-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-57-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-43-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-51-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-72-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-88-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-86-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-1122-0x0000000073E80000-0x000000007456E000-memory.dmp

    Filesize

    6.9MB

  • memory/2340-84-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-82-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-79-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-77-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-75-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-74-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-69-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-67-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-65-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-63-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-61-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-59-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-55-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-53-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-49-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-48-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-46-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-41-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-39-0x0000000001FE0000-0x0000000002038000-memory.dmp

    Filesize

    352KB

  • memory/2340-1123-0x0000000000400000-0x0000000000441000-memory.dmp

    Filesize

    260KB

  • memory/2340-1124-0x0000000073E8E000-0x0000000073E8F000-memory.dmp

    Filesize

    4KB

  • memory/2340-1125-0x0000000073E80000-0x000000007456E000-memory.dmp

    Filesize

    6.9MB

  • memory/2340-1126-0x0000000073E80000-0x000000007456E000-memory.dmp

    Filesize

    6.9MB

  • memory/2340-1127-0x0000000073E80000-0x000000007456E000-memory.dmp

    Filesize

    6.9MB