Analysis

  • max time kernel
    131s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2023 09:17

General

  • Target

    hesaphareketi-01.exe

  • Size

    543KB

  • MD5

    5dbd5cee5eedd8dc875b970739681add

  • SHA1

    8d89b74390d68afaf6a3f7008d1573d7e85db73c

  • SHA256

    a3ba5851c9d979b726e0c0e28e3dc4e7fb896b9198c592af71791c20a6c8d081

  • SHA512

    8830e0e1b64fd3e7308541ab82bbd741f896089749ad8800dd562485210d4cd0b46d43b0d9ea40320adf9b3ab68d5dd130d38da7c53ea09551a2e49d41695def

  • SSDEEP

    12288:ZVj3hLQvfdxOo7gpXtrwNF725sE5pLkIeeoIIBwiWWPXDWmRqlBBYvNG/:6NMWDeVI0I+rKvU

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.ozakaluminyum.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ETKghx*c3KoQ

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 2 IoCs
  • 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 2 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
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 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 behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2188
    • C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe
      "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"
      2⤵
        PID:2104
      • C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe
        "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:3016

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2188-10-0x0000000005AE0000-0x0000000005AEC000-memory.dmp

      Filesize

      48KB

    • memory/2188-15-0x0000000074590000-0x0000000074D40000-memory.dmp

      Filesize

      7.7MB

    • memory/2188-2-0x0000000005E20000-0x00000000063C4000-memory.dmp

      Filesize

      5.6MB

    • memory/2188-3-0x0000000005870000-0x0000000005902000-memory.dmp

      Filesize

      584KB

    • memory/2188-4-0x0000000005A50000-0x0000000005A60000-memory.dmp

      Filesize

      64KB

    • memory/2188-5-0x0000000005850000-0x000000000585A000-memory.dmp

      Filesize

      40KB

    • memory/2188-6-0x0000000005B00000-0x0000000005B9C000-memory.dmp

      Filesize

      624KB

    • memory/2188-0-0x0000000000F40000-0x0000000000FCE000-memory.dmp

      Filesize

      568KB

    • memory/2188-8-0x0000000074590000-0x0000000074D40000-memory.dmp

      Filesize

      7.7MB

    • memory/2188-1-0x0000000074590000-0x0000000074D40000-memory.dmp

      Filesize

      7.7MB

    • memory/2188-7-0x0000000005AD0000-0x0000000005AE0000-memory.dmp

      Filesize

      64KB

    • memory/2188-11-0x0000000007BE0000-0x0000000007C3E000-memory.dmp

      Filesize

      376KB

    • memory/2188-9-0x0000000005A50000-0x0000000005A60000-memory.dmp

      Filesize

      64KB

    • memory/3016-18-0x0000000006BC0000-0x0000000006D82000-memory.dmp

      Filesize

      1.8MB

    • memory/3016-14-0x0000000074590000-0x0000000074D40000-memory.dmp

      Filesize

      7.7MB

    • memory/3016-16-0x0000000005AA0000-0x0000000005AB0000-memory.dmp

      Filesize

      64KB

    • memory/3016-17-0x00000000069A0000-0x00000000069F0000-memory.dmp

      Filesize

      320KB

    • memory/3016-12-0x0000000000400000-0x0000000000424000-memory.dmp

      Filesize

      144KB

    • memory/3016-19-0x0000000074590000-0x0000000074D40000-memory.dmp

      Filesize

      7.7MB

    • memory/3016-20-0x0000000005AA0000-0x0000000005AB0000-memory.dmp

      Filesize

      64KB