Analysis

  • max time kernel
    120s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    27-06-2024 01:05

General

  • Target

    140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe

  • Size

    605KB

  • MD5

    7b6d9d0893e80f7384d76e276a55c45d

  • SHA1

    00550e16c24efa4f9b1d5f8f7ff8b9f2cb009f03

  • SHA256

    140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4

  • SHA512

    63471530356734e390db5e8cb3ee7d0a04a09a9c76caf3f4b44040e07d05add0e122340fb7f2b7db773316ef9d2988b1778dac86fc9c8a6871ec876cf3024498

  • SSDEEP

    12288:83bzRG0DQe+i8BfL55Db2HrD7w/u/WNYAfdyeSYjRr5dbRe:qMiYIr2BaOdyeSYhF

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
  • Detects executables packed with SmartAssembly 2 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
  • Detects executables with potential process hoocking 5 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 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\140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe
    "C:\Users\Admin\AppData\Local\Temp\140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2080
    • C:\Users\Admin\AppData\Local\Temp\140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe
      "C:\Users\Admin\AppData\Local\Temp\140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2604

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2080-0-0x00000000742DE000-0x00000000742DF000-memory.dmp
    Filesize

    4KB

  • memory/2080-1-0x0000000000CD0000-0x0000000000D6E000-memory.dmp
    Filesize

    632KB

  • memory/2080-2-0x00000000742D0000-0x00000000749BE000-memory.dmp
    Filesize

    6.9MB

  • memory/2080-3-0x00000000049D0000-0x0000000004A4A000-memory.dmp
    Filesize

    488KB

  • memory/2080-4-0x00000000004F0000-0x0000000000500000-memory.dmp
    Filesize

    64KB

  • memory/2080-5-0x0000000000780000-0x000000000078C000-memory.dmp
    Filesize

    48KB

  • memory/2080-6-0x00000000052C0000-0x0000000005328000-memory.dmp
    Filesize

    416KB

  • memory/2080-19-0x00000000742D0000-0x00000000749BE000-memory.dmp
    Filesize

    6.9MB

  • memory/2604-8-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2604-10-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2604-17-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2604-15-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2604-13-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2604-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2604-9-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2604-18-0x00000000742D0000-0x00000000749BE000-memory.dmp
    Filesize

    6.9MB

  • memory/2604-7-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2604-20-0x00000000742D0000-0x00000000749BE000-memory.dmp
    Filesize

    6.9MB

  • memory/2604-21-0x00000000742D0000-0x00000000749BE000-memory.dmp
    Filesize

    6.9MB