Analysis

  • max time kernel
    118s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    23-10-2023 16:36

General

  • Target

    NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe

  • Size

    514KB

  • MD5

    69f82fb1bb5bf5002ceb3681cf885cd2

  • SHA1

    ea249abb8d980d184ae50b0bcb9729ba43966aae

  • SHA256

    296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758

  • SHA512

    50153ddb2d401b99255339cc0729027a05f7f961738538a48e7b2600883b8cdccfbc1edc20895ee9523197d72962ff138c2718848097f0c9e1ba6aaf3e046334

  • SSDEEP

    6144:Cq/YUzsjq8wJtwihAFb8E5F6TvhzvMChl2c5EthpiD3ViXA5StXN9J1ryPmBcKOZ:L/jRwyc5Fevhzvl9OWmXtd/1r7IWR+

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 7 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
  • Suspicious behavior: EnumeratesProcesses 2 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\NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1300
    • C:\Users\Admin\AppData\Local\Temp\NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\NEAS.296b6f53d75d7cf11a83e21fc2c618897adcc24314a3a5587afe422b1cb6f758exe_JC.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2844

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1300-0-0x00000000002E0000-0x0000000000366000-memory.dmp

    Filesize

    536KB

  • memory/1300-1-0x0000000074650000-0x0000000074D3E000-memory.dmp

    Filesize

    6.9MB

  • memory/1300-2-0x0000000004C90000-0x0000000004CD0000-memory.dmp

    Filesize

    256KB

  • memory/1300-3-0x0000000000530000-0x0000000000548000-memory.dmp

    Filesize

    96KB

  • memory/1300-4-0x0000000074650000-0x0000000074D3E000-memory.dmp

    Filesize

    6.9MB

  • memory/1300-5-0x0000000004C90000-0x0000000004CD0000-memory.dmp

    Filesize

    256KB

  • memory/1300-6-0x00000000004D0000-0x00000000004E0000-memory.dmp

    Filesize

    64KB

  • memory/1300-7-0x0000000004C30000-0x0000000004C90000-memory.dmp

    Filesize

    384KB

  • memory/1300-20-0x0000000074650000-0x0000000074D3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2844-10-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2844-9-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2844-12-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2844-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2844-15-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2844-17-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2844-19-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2844-21-0x0000000074650000-0x0000000074D3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2844-8-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2844-22-0x0000000004E10000-0x0000000004E50000-memory.dmp

    Filesize

    256KB

  • memory/2844-23-0x0000000074650000-0x0000000074D3E000-memory.dmp

    Filesize

    6.9MB

  • memory/2844-24-0x0000000004E10000-0x0000000004E50000-memory.dmp

    Filesize

    256KB