Analysis

  • max time kernel
    122s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16-10-2024 10:59

General

  • Target

    2218f6e628a1af7114da2810888487aacbf41d484f3480031134aa35efd50209.exe

  • Size

    585KB

  • MD5

    59fe13a8377c30271d44777e396b6bd5

  • SHA1

    27ebfc2576551267db98b26b70ab47cce0d351ac

  • SHA256

    de0cb6ebdb3de731c768933ecd33f4adf12ae6667113ca68e49538bd644cd32c

  • SHA512

    3d575bd19523584daed64073ac77090c54bd7354165116fc45d086cf6eb57091ba8912c09e900a3f7680e62485668c754c176da6ae22a6dc2d0e05b07ccc63fa

  • SSDEEP

    12288:tnC8t19OthcGsWjeHCGvQmG7hf6b7Z2z1B9jmE:fShqWjeHTQKfE

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.pncala.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ZE25X]4F{wQ_

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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 3 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).

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

    Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2218f6e628a1af7114da2810888487aacbf41d484f3480031134aa35efd50209.exe
    "C:\Users\Admin\AppData\Local\Temp\2218f6e628a1af7114da2810888487aacbf41d484f3480031134aa35efd50209.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2316
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\uSYikBvofLR.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2796
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uSYikBvofLR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp71B7.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2872
    • C:\Users\Admin\AppData\Local\Temp\2218f6e628a1af7114da2810888487aacbf41d484f3480031134aa35efd50209.exe
      "C:\Users\Admin\AppData\Local\Temp\2218f6e628a1af7114da2810888487aacbf41d484f3480031134aa35efd50209.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:2700
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Wi-Fi Discovery
        PID:1856

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp71B7.tmp

    Filesize

    1KB

    MD5

    efe5b35f0e599cfbe098758dbcee28c0

    SHA1

    21e4881d9985e20df959c5ce53f1a1b8489729d9

    SHA256

    e88849b4323d1095b7f206b42bf196ff7f5e83bcf334eb24bae88b15f833c255

    SHA512

    729596918d35950ff2708c98ea3349e44c7715a8578ff8e43600bc49f109dfa81d5b8df688f4f8ab53e1fdfdbea8958d47a22798029a4c7494180a9d10616fa7

  • memory/2316-26-0x0000000074170000-0x000000007485E000-memory.dmp

    Filesize

    6.9MB

  • memory/2316-1-0x0000000000D60000-0x0000000000DF8000-memory.dmp

    Filesize

    608KB

  • memory/2316-2-0x0000000074170000-0x000000007485E000-memory.dmp

    Filesize

    6.9MB

  • memory/2316-3-0x00000000004B0000-0x00000000004C8000-memory.dmp

    Filesize

    96KB

  • memory/2316-4-0x000000007417E000-0x000000007417F000-memory.dmp

    Filesize

    4KB

  • memory/2316-5-0x0000000074170000-0x000000007485E000-memory.dmp

    Filesize

    6.9MB

  • memory/2316-6-0x0000000004FF0000-0x0000000005058000-memory.dmp

    Filesize

    416KB

  • memory/2316-0-0x000000007417E000-0x000000007417F000-memory.dmp

    Filesize

    4KB

  • memory/2700-14-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2700-25-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2700-24-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2700-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2700-20-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2700-18-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2700-16-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2700-23-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB