Analysis

  • max time kernel
    120s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    08-10-2024 14:52

General

  • Target

    FACTURAS 2024-665.exe

  • Size

    1.0MB

  • MD5

    7fe1b33acbb4390827636fbbe0bbeec7

  • SHA1

    6f7df0c28218e0a28f67c0b3a8e5d7f87206a8cb

  • SHA256

    824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e

  • SHA512

    e0504c344a51829b964b8713d939bd2b2279335b085252ac8fefd39ad613fa51c51594df7e8d99ce91c38ce922d23a479818cdd1f353841ab3edf28277757826

  • SSDEEP

    12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLvOByP0HUJWO+WF/bsB26tVMk9+U29V:ffmMv6Ckr7Mny5QLYBWyo67h9AdpfPP

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7952998151:AAFh98iY7kaOlHAR0qftD3ZcqGbQm0TXbBY/sendMessage?chat_id=5692813672

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • 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.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 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\FACTURAS 2024-665.exe
    "C:\Users\Admin\AppData\Local\Temp\FACTURAS 2024-665.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2280
    • C:\Users\Admin\AppData\Local\directory\name.exe
      "C:\Users\Admin\AppData\Local\Temp\FACTURAS 2024-665.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2196
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\FACTURAS 2024-665.exe"
        3⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1756

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\spiketop

    Filesize

    212KB

    MD5

    3b411e9ba0e98309dd21102524b0c5a2

    SHA1

    a279c8474de2a396ca511d4a48ae85f060371c29

    SHA256

    09fd36742823b743b4f3a09d3cb4c2fa412cc87a6156d6245cab195ac13f2850

    SHA512

    a5ebac466554c03e6eb641cc401eb7530f4284c84c558b801dd7fe8bf48c8810f6d7ed0c82cb39a8455b27c53bdbf7f5684ac3538a0bee0fa3897c6e71accf0f

  • \Users\Admin\AppData\Local\directory\name.exe

    Filesize

    1.0MB

    MD5

    7fe1b33acbb4390827636fbbe0bbeec7

    SHA1

    6f7df0c28218e0a28f67c0b3a8e5d7f87206a8cb

    SHA256

    824e4e4246a92fc2bfe21b29045a8c60e1f73f14ca7d846c140ac2ef5d817e5e

    SHA512

    e0504c344a51829b964b8713d939bd2b2279335b085252ac8fefd39ad613fa51c51594df7e8d99ce91c38ce922d23a479818cdd1f353841ab3edf28277757826

  • memory/1756-20-0x0000000074790000-0x0000000074E7E000-memory.dmp

    Filesize

    6.9MB

  • memory/1756-14-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/1756-17-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/1756-16-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/1756-18-0x000000007479E000-0x000000007479F000-memory.dmp

    Filesize

    4KB

  • memory/1756-19-0x0000000000390000-0x00000000003B6000-memory.dmp

    Filesize

    152KB

  • memory/1756-21-0x0000000074790000-0x0000000074E7E000-memory.dmp

    Filesize

    6.9MB

  • memory/1756-22-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/1756-23-0x000000007479E000-0x000000007479F000-memory.dmp

    Filesize

    4KB

  • memory/1756-24-0x0000000074790000-0x0000000074E7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2196-12-0x0000000003730000-0x0000000003930000-memory.dmp

    Filesize

    2.0MB

  • memory/2280-2-0x0000000003820000-0x0000000003A20000-memory.dmp

    Filesize

    2.0MB