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Analysis

  • max time kernel
    63s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    25/05/2023, 07:41

General

  • Target

    M7R81255.exe

  • Size

    648KB

  • MD5

    322515f9ba9bd3518dec81faffd472eb

  • SHA1

    45ac88817480d186a3b281058ad1a9f3e4176e11

  • SHA256

    06045cf83f2510a653e35d63d4e77dcc1d2265050be035ef7ea00fc2b855da2f

  • SHA512

    a62ef86a7449c6f9c6d2dd024c851e0cd94e9be32b36e664dd2407030af13ca19e92ff9f99b07c194f3dc0e9f9e5223e2997141619aa418913e1d161d5f7315c

  • SSDEEP

    12288:caWIm6lVvtzZBEP85djvZq92yjpN8YuMpH9zr7ELN9rXRg1LHNVQ:xTmIt9BEP8LRq92yN/H/zrurru

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6011587164:AAE511fkFXh2HFxNMsjh7DJ7AykzyWIVuaY/sendMessage?chat_id=6197263581

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 7 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\M7R81255.exe
    "C:\Users\Admin\AppData\Local\Temp\M7R81255.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Users\Admin\AppData\Local\Temp\M7R81255.exe
      "C:\Users\Admin\AppData\Local\Temp\M7R81255.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1060

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1060-67-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1060-64-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1060-71-0x0000000004A10000-0x0000000004A50000-memory.dmp

    Filesize

    256KB

  • memory/1060-70-0x0000000004A10000-0x0000000004A50000-memory.dmp

    Filesize

    256KB

  • memory/1060-69-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1060-65-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1060-60-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1060-63-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1060-62-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1060-61-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1472-55-0x00000000006A0000-0x00000000006E0000-memory.dmp

    Filesize

    256KB

  • memory/1472-59-0x0000000000770000-0x0000000000798000-memory.dmp

    Filesize

    160KB

  • memory/1472-54-0x0000000000D70000-0x0000000000E18000-memory.dmp

    Filesize

    672KB

  • memory/1472-58-0x0000000005060000-0x00000000050C2000-memory.dmp

    Filesize

    392KB

  • memory/1472-57-0x0000000000650000-0x000000000065A000-memory.dmp

    Filesize

    40KB

  • memory/1472-56-0x00000000005F0000-0x0000000000600000-memory.dmp

    Filesize

    64KB