Analysis

  • max time kernel
    122s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09-05-2024 09:59

General

  • Target

    11dc8824044bb1848e5675025a503ac5f37a277883f4522d0e8a4f238d049345.exe

  • Size

    599KB

  • MD5

    3163a6168fc16f3641c22d3a8e9d75bd

  • SHA1

    b0c467c47e91d23cf21f400af048f91bc25aa9a8

  • SHA256

    11dc8824044bb1848e5675025a503ac5f37a277883f4522d0e8a4f238d049345

  • SHA512

    7eafd23dadab35d668f06ce27e221250f01fd559095ef328e89dade2a76de8a07406c92cfc544ea8e0ab153e9d84ac293b4c032ac79e3ba6ce7d4d17dcfb25d6

  • SSDEEP

    12288:oJXiAEfDZqLo4Ms/5Waw8FqRxfmngADi69JGi+G5iphWbKhKMkKDO:ARE7ZYo4Mq5Wb8Fsx+ngIx3AVhWbKGKO

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.speedhouseoman.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    SpH@0084

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.speedhouseoman.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    SpH@0084
C2

https://scratchdreams.tk

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 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.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 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\11dc8824044bb1848e5675025a503ac5f37a277883f4522d0e8a4f238d049345.exe
    "C:\Users\Admin\AppData\Local\Temp\11dc8824044bb1848e5675025a503ac5f37a277883f4522d0e8a4f238d049345.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2988
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aUTPqHudKfqQl.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2572
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aUTPqHudKfqQl" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3F13.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2636
    • C:\Users\Admin\AppData\Local\Temp\11dc8824044bb1848e5675025a503ac5f37a277883f4522d0e8a4f238d049345.exe
      "C:\Users\Admin\AppData\Local\Temp\11dc8824044bb1848e5675025a503ac5f37a277883f4522d0e8a4f238d049345.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2556

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp3F13.tmp

    Filesize

    1KB

    MD5

    e01710e4655580e2a17deb6adbbc1ad0

    SHA1

    120a7f954594a08baf9d682fae07f4dd94ed9554

    SHA256

    6f2890b13efa197f5d05671dae5cf0c7f7aba38cc03f900b39ce3e41a7379e78

    SHA512

    5247169b401c3ae520b9a56100a19cfedc9bfd51e1faa55327243e0affa427d82b12d89de44bd096dc5460ab7f523400160482be535ef55d1a97a877b493c9b4

  • memory/2556-24-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2556-25-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2556-18-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2556-20-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2556-16-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2556-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2556-14-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2556-23-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2988-5-0x00000000005F0000-0x0000000000606000-memory.dmp

    Filesize

    88KB

  • memory/2988-1-0x00000000013A0000-0x000000000143A000-memory.dmp

    Filesize

    616KB

  • memory/2988-2-0x0000000074B30000-0x000000007521E000-memory.dmp

    Filesize

    6.9MB

  • memory/2988-0-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

    Filesize

    4KB

  • memory/2988-6-0x0000000005370000-0x00000000053D8000-memory.dmp

    Filesize

    416KB

  • memory/2988-4-0x00000000005E0000-0x00000000005EE000-memory.dmp

    Filesize

    56KB

  • memory/2988-3-0x00000000005A0000-0x00000000005BC000-memory.dmp

    Filesize

    112KB

  • memory/2988-26-0x0000000074B30000-0x000000007521E000-memory.dmp

    Filesize

    6.9MB