Analysis

  • max time kernel
    122s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    11-05-2024 01:50

General

  • Target

    8098709342344545.exe

  • Size

    882KB

  • MD5

    2e085ebf8dcf858b5f8e4fd12cd96b23

  • SHA1

    d28c9c4555a704e82c020ebb1115aed8dd866e36

  • SHA256

    62a97283872ab50c61ba23f69349b8244519cec93a00b7ee244fe58b9a685bbe

  • SHA512

    9b430e40128e325d5dad45b1df423a3ff99a4e14f1f9c7abf238608b2ca892a060adb9d1ee67406752a8ec48d895097253882d8396b4d23058afa45566b51832

  • SSDEEP

    24576:/0220C8uECnmUShKoWQST75l0ewPsP/cWUgYdjB/nCiXWT:7L9CIw

Malware Config

Extracted

Family

snakekeylogger

Credentials
C2

https://scratchdreams.tk

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 6 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs
  • Detects executables with potential process hoocking 6 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 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
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8098709342344545.exe
    "C:\Users\Admin\AppData\Local\Temp\8098709342344545.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3048
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
      "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\8098709342344545.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skype.exe'
      2⤵
      • Drops startup file
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2144
    • C:\Users\Admin\AppData\Local\Temp\8098709342344545.exe
      "C:\Users\Admin\AppData\Local\Temp\8098709342344545.exe"
      2⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2540

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\8098709342344545.exe

    Filesize

    882KB

    MD5

    2e085ebf8dcf858b5f8e4fd12cd96b23

    SHA1

    d28c9c4555a704e82c020ebb1115aed8dd866e36

    SHA256

    62a97283872ab50c61ba23f69349b8244519cec93a00b7ee244fe58b9a685bbe

    SHA512

    9b430e40128e325d5dad45b1df423a3ff99a4e14f1f9c7abf238608b2ca892a060adb9d1ee67406752a8ec48d895097253882d8396b4d23058afa45566b51832

  • memory/2144-8-0x0000000070770000-0x0000000070D1B000-memory.dmp

    Filesize

    5.7MB

  • memory/2144-10-0x0000000070770000-0x0000000070D1B000-memory.dmp

    Filesize

    5.7MB

  • memory/2144-5-0x0000000070771000-0x0000000070772000-memory.dmp

    Filesize

    4KB

  • memory/2144-6-0x0000000070770000-0x0000000070D1B000-memory.dmp

    Filesize

    5.7MB

  • memory/2144-7-0x0000000070770000-0x0000000070D1B000-memory.dmp

    Filesize

    5.7MB

  • memory/2540-31-0x00000000000C0000-0x00000000000E6000-memory.dmp

    Filesize

    152KB

  • memory/2540-20-0x00000000000C0000-0x00000000000E6000-memory.dmp

    Filesize

    152KB

  • memory/2540-15-0x00000000000C0000-0x00000000000E6000-memory.dmp

    Filesize

    152KB

  • memory/2540-35-0x00000000000C0000-0x00000000000E6000-memory.dmp

    Filesize

    152KB

  • memory/2540-16-0x00000000000C0000-0x00000000000E6000-memory.dmp

    Filesize

    152KB

  • memory/2540-27-0x00000000000C0000-0x00000000000E6000-memory.dmp

    Filesize

    152KB

  • memory/2540-26-0x00000000000C0000-0x00000000000E6000-memory.dmp

    Filesize

    152KB

  • memory/2540-18-0x00000000000C0000-0x00000000000E6000-memory.dmp

    Filesize

    152KB

  • memory/2540-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3048-0-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

    Filesize

    4KB

  • memory/3048-1-0x00000000001E0000-0x00000000002C4000-memory.dmp

    Filesize

    912KB

  • memory/3048-2-0x00000000006F0000-0x0000000000746000-memory.dmp

    Filesize

    344KB

  • memory/3048-11-0x0000000004B10000-0x0000000004B50000-memory.dmp

    Filesize

    256KB

  • memory/3048-12-0x0000000000360000-0x0000000000368000-memory.dmp

    Filesize

    32KB