Analysis

  • max time kernel
    123s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    29-08-2023 12:01

General

  • Target

    Uecqyndauhl.exe

  • Size

    837KB

  • MD5

    7af8d321a3c0d9a27f7a9ab29ad5b16a

  • SHA1

    29e56ec4934fab9865fbd4d41698840fefd8b33d

  • SHA256

    8f0f73da0cf00759da7bdb027e9f33abfd04617d19ec3d574901b1eb36e21078

  • SHA512

    9f8b8f7be56ed8721c4a21f7fffc82b0f8a592f7b3871f55191a9355f6e8c838a8c6e7c61ef12ae4334445a3617250741ad24f42b276062bc368832eabad2a04

  • SSDEEP

    12288:b/y7FGqvrNujgr+w6u17Xh6uROvKDGSIlQVSjZfQg4lToURIUh9mJRJPZ6JvC7R6:ruGq0grx16uYvKslQERJ7PAqN7

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5651670986:AAHpwwN-ny7apM0yBwQlweVd-JZOihDUBEA/sendMessage?chat_id=5716598986

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Adds Run key to start application 2 TTPs 1 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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Uecqyndauhl.exe
    "C:\Users\Admin\AppData\Local\Temp\Uecqyndauhl.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2512
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
      C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:880

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/880-1094-0x0000000140000000-0x0000000140022000-memory.dmp

    Filesize

    136KB

  • memory/880-1099-0x000000001BC10000-0x000000001BC90000-memory.dmp

    Filesize

    512KB

  • memory/880-1098-0x000007FEF5DB0000-0x000007FEF679C000-memory.dmp

    Filesize

    9.9MB

  • memory/880-1097-0x000000001BC10000-0x000000001BC90000-memory.dmp

    Filesize

    512KB

  • memory/880-1096-0x000007FEF5DB0000-0x000007FEF679C000-memory.dmp

    Filesize

    9.9MB

  • memory/2512-43-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-11-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-9-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-47-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-13-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-15-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-19-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-17-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-21-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-23-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-27-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-25-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-31-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-29-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-35-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-45-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-33-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-39-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-41-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-0-0x0000000000FA0000-0x0000000001074000-memory.dmp

    Filesize

    848KB

  • memory/2512-2-0x000000001C1B0000-0x000000001C230000-memory.dmp

    Filesize

    512KB

  • memory/2512-7-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-37-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-51-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-53-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-55-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-57-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-59-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-61-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-63-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-65-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-67-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-543-0x000007FEF5DB0000-0x000007FEF679C000-memory.dmp

    Filesize

    9.9MB

  • memory/2512-642-0x000000001C1B0000-0x000000001C230000-memory.dmp

    Filesize

    512KB

  • memory/2512-1082-0x0000000000580000-0x0000000000581000-memory.dmp

    Filesize

    4KB

  • memory/2512-1083-0x00000000007A0000-0x00000000007D8000-memory.dmp

    Filesize

    224KB

  • memory/2512-1084-0x0000000000E40000-0x0000000000E8C000-memory.dmp

    Filesize

    304KB

  • memory/2512-1095-0x000007FEF5DB0000-0x000007FEF679C000-memory.dmp

    Filesize

    9.9MB

  • memory/2512-5-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-4-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-3-0x000000001FDF0000-0x000000001FEAE000-memory.dmp

    Filesize

    760KB

  • memory/2512-49-0x000000001FDF0000-0x000000001FEA7000-memory.dmp

    Filesize

    732KB

  • memory/2512-1-0x000007FEF5DB0000-0x000007FEF679C000-memory.dmp

    Filesize

    9.9MB