Analysis

  • max time kernel
    143s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/09/2023, 13:52

General

  • Target

    hesaphareketi-01.exe

  • Size

    352KB

  • MD5

    136fcb0e5f1f8f01355c76f82f521042

  • SHA1

    1780d6eae94e6aa09caf83160baf9b6100a3bae5

  • SHA256

    c5ab3a2b0cdee04b6cfd385a634573b3da5857d308b1ad5d107fe913cfe9e97c

  • SHA512

    82831d07b00018e16aa5e4f2f3cb0afc8d8c3cb265bfeb81fd0a6f06bd33a895b73b71c723fff733bf79b8d56be6584f745fb84d838bc1ae074ba8109838750c

  • SSDEEP

    6144:GiRg5C/D8frFV5b9mCIcbDqAxuuiqohdrZlhV8zmVIQU4P6AEpiCUBRWalN:GiRHb8xX9bIf+TBobrZKzmVIQUo6AEpa

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.gkas.com.tr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Gkasteknik@2022

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 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\hesaphareketi-01.exe
    "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3868
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
      2⤵
        PID:4240
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2376

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2376-0-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/2376-1-0x0000000000400000-0x0000000000424000-memory.dmp

      Filesize

      144KB

    • memory/2376-2-0x00000000056C0000-0x0000000005C64000-memory.dmp

      Filesize

      5.6MB

    • memory/2376-3-0x0000000005210000-0x00000000052AC000-memory.dmp

      Filesize

      624KB

    • memory/2376-4-0x0000000005180000-0x0000000005190000-memory.dmp

      Filesize

      64KB

    • memory/2376-5-0x00000000062D0000-0x0000000006320000-memory.dmp

      Filesize

      320KB

    • memory/2376-6-0x00000000064F0000-0x00000000066B2000-memory.dmp

      Filesize

      1.8MB

    • memory/2376-7-0x00000000066C0000-0x0000000006752000-memory.dmp

      Filesize

      584KB

    • memory/2376-8-0x0000000006460000-0x000000000646A000-memory.dmp

      Filesize

      40KB

    • memory/2376-9-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/2376-10-0x0000000005180000-0x0000000005190000-memory.dmp

      Filesize

      64KB