Analysis

  • max time kernel
    121s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    07/05/2023, 01:20

General

  • Target

    8e2b4ef3690596ac262df39667fbc2c9cdd5870a1215fd43e1075261a5dfc529.exe

  • Size

    708KB

  • MD5

    4a2fb0d3859d4fb7cb6c97e0a6817584

  • SHA1

    fbd0fa257ac8729fa149eb323853de20469dbbeb

  • SHA256

    8e2b4ef3690596ac262df39667fbc2c9cdd5870a1215fd43e1075261a5dfc529

  • SHA512

    fafca38175457b61dbbd72a02ab6d75172a94b2e5800f2eded4b8f623b5a4676ec796f7ed3dd1636e3b751df1f65424b4ec3e5f13e6e1fde51e35dff88f455ad

  • SSDEEP

    12288:3DMq4fyMw8CJuuJ99fRKKGNDvgeFLtZexgQKxFUTWIEMW:CS9WKGkehQquT

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5799835476:AAFiZfeIZu-7ZRuBqclPng8ud3yXZLUXpw8/sendMessage?chat_id=5666881718

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 7 IoCs
  • StormKitty

    StormKitty is an open source info stealer written in C#.

  • StormKitty payload 7 IoCs
  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e2b4ef3690596ac262df39667fbc2c9cdd5870a1215fd43e1075261a5dfc529.exe
    "C:\Users\Admin\AppData\Local\Temp\8e2b4ef3690596ac262df39667fbc2c9cdd5870a1215fd43e1075261a5dfc529.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1524
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QFCLcta" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE3EA.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1108
    • C:\Users\Admin\AppData\Local\Temp\8e2b4ef3690596ac262df39667fbc2c9cdd5870a1215fd43e1075261a5dfc529.exe
      "{path}"
      2⤵
        PID:988
      • C:\Users\Admin\AppData\Local\Temp\8e2b4ef3690596ac262df39667fbc2c9cdd5870a1215fd43e1075261a5dfc529.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:564

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\tmpE3EA.tmp

            Filesize

            1KB

            MD5

            b8818451a93112b6769a0864228a701d

            SHA1

            e45ec71a1df93e451bddd0b76eff4531729bb78a

            SHA256

            aaeaca67e7bca8503f70d0fd9ac1e3ec92b52f608433287b00a161796c93a784

            SHA512

            5875a75fd7f308598d054409fdd687e5c914d668d4a0c096714faf06b9929a9843b1e9274da7b54d89e192c3a6f3bacbdc44679e402abc2dfddbc6399bc00d6f

          • memory/564-68-0x0000000000400000-0x000000000042A000-memory.dmp

            Filesize

            168KB

          • memory/564-66-0x0000000000400000-0x000000000042A000-memory.dmp

            Filesize

            168KB

          • memory/564-74-0x0000000001FD0000-0x0000000002010000-memory.dmp

            Filesize

            256KB

          • memory/564-73-0x0000000001FD0000-0x0000000002010000-memory.dmp

            Filesize

            256KB

          • memory/564-70-0x0000000000400000-0x000000000042A000-memory.dmp

            Filesize

            168KB

          • memory/564-72-0x0000000000400000-0x000000000042A000-memory.dmp

            Filesize

            168KB

          • memory/564-63-0x0000000000400000-0x000000000042A000-memory.dmp

            Filesize

            168KB

          • memory/564-67-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/564-64-0x0000000000400000-0x000000000042A000-memory.dmp

            Filesize

            168KB

          • memory/564-65-0x0000000000400000-0x000000000042A000-memory.dmp

            Filesize

            168KB

          • memory/1524-56-0x0000000000530000-0x000000000053C000-memory.dmp

            Filesize

            48KB

          • memory/1524-54-0x00000000008D0000-0x0000000000986000-memory.dmp

            Filesize

            728KB

          • memory/1524-55-0x00000000004E0000-0x0000000000520000-memory.dmp

            Filesize

            256KB

          • memory/1524-59-0x00000000008A0000-0x00000000008D4000-memory.dmp

            Filesize

            208KB

          • memory/1524-58-0x0000000005B80000-0x0000000005C00000-memory.dmp

            Filesize

            512KB

          • memory/1524-57-0x00000000004E0000-0x0000000000520000-memory.dmp

            Filesize

            256KB