Analysis

  • max time kernel
    118s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    26-10-2023 18:53

General

  • Target

    NEAS.7979152e69f12c78be2dae9d8633320c74038f69ae8a2b3c96c70df8a2e2c61bexe_JC.exe

  • Size

    854KB

  • MD5

    2cb5798ff00115e6cdbf7df025b895e2

  • SHA1

    90c3debfb0c2c8bb2f96b542aa54ccf894f6ca17

  • SHA256

    7979152e69f12c78be2dae9d8633320c74038f69ae8a2b3c96c70df8a2e2c61b

  • SHA512

    1d898adb9ecff77214c9c8892e8f00e41d1302253505e8fcaa91dee156622a5254eb93da4456cf8b0288ff78abbcaa6516a3d42c0c34a9e6baf83bb23a28ee35

  • SSDEEP

    24576:xvDBlBPIeBPdzvz4LDk79I+pnKkC70u/N:FJPzPdzvz4LOIW8/N

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.agrosanteknik.com.tr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    E9W#tLsHT2z+

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • 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 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.7979152e69f12c78be2dae9d8633320c74038f69ae8a2b3c96c70df8a2e2c61bexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.7979152e69f12c78be2dae9d8633320c74038f69ae8a2b3c96c70df8a2e2c61bexe_JC.exe"
    1⤵
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1740
    • C:\Users\Admin\AppData\Local\Temp\NEAS.7979152e69f12c78be2dae9d8633320c74038f69ae8a2b3c96c70df8a2e2c61bexe_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\NEAS.7979152e69f12c78be2dae9d8633320c74038f69ae8a2b3c96c70df8a2e2c61bexe_JC.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:2636
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2636 -s 1520
        3⤵
        • Program crash
        PID:2596

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1740-0-0x0000000000E80000-0x0000000000F5A000-memory.dmp

    Filesize

    872KB

  • memory/1740-1-0x0000000073DA0000-0x000000007448E000-memory.dmp

    Filesize

    6.9MB

  • memory/1740-2-0x0000000000990000-0x00000000009D0000-memory.dmp

    Filesize

    256KB

  • memory/1740-3-0x0000000000530000-0x0000000000552000-memory.dmp

    Filesize

    136KB

  • memory/1740-4-0x0000000073DA0000-0x000000007448E000-memory.dmp

    Filesize

    6.9MB

  • memory/1740-5-0x0000000000990000-0x00000000009D0000-memory.dmp

    Filesize

    256KB

  • memory/1740-6-0x0000000005BB0000-0x0000000005C20000-memory.dmp

    Filesize

    448KB

  • memory/1740-7-0x0000000007FD0000-0x000000000803E000-memory.dmp

    Filesize

    440KB

  • memory/1740-24-0x0000000073DA0000-0x000000007448E000-memory.dmp

    Filesize

    6.9MB

  • memory/2636-12-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/2636-10-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/2636-14-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/2636-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2636-18-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/2636-22-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/2636-20-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/2636-23-0x0000000073DA0000-0x000000007448E000-memory.dmp

    Filesize

    6.9MB

  • memory/2636-8-0x0000000000400000-0x000000000046A000-memory.dmp

    Filesize

    424KB

  • memory/2636-25-0x00000000049A0000-0x00000000049E0000-memory.dmp

    Filesize

    256KB

  • memory/2636-26-0x0000000073DA0000-0x000000007448E000-memory.dmp

    Filesize

    6.9MB

  • memory/2636-27-0x00000000049A0000-0x00000000049E0000-memory.dmp

    Filesize

    256KB