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Analysis

  • max time kernel
    55s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24/09/2022, 02:29

General

  • Target

    tmp.exe

  • Size

    1.2MB

  • MD5

    f960f173e544cba85a215c9c4378f872

  • SHA1

    56af4e7dca3b3885b2491dd846cc0fe244858799

  • SHA256

    0e4053540da52df835cccda6e4694aee2cb241fc40665c715b7f890cf6b69296

  • SHA512

    549546095b51318ab9cfcc7302106f9faf32d3ba26e4c78e263ab55460cee3eee97d9e456ddfd489f979f221388fa7c889a8f9115197ef38005c866abe65cb95

  • SSDEEP

    24576:7hLuyy5eNo+Jm8DUQCNJZiWZJs8OhYShfAYoILsAs3mDDr9He:tLuyyeJT1wJJsJjf3Zsh2b

Malware Config

Extracted

Family

snakekeylogger

Credentials
C2

https://api.telegram.org/bot5321688653:AAEI2yqGrOA_-sRZ3xaqutrexraSgFa0AnA/sendMessage?chat_id=5048077662

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 6 IoCs
  • 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 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 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\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:900
    • C:\Users\Admin\AppData\Local\Temp\tmp.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1900

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/900-54-0x0000000000F40000-0x0000000001080000-memory.dmp

    Filesize

    1.2MB

  • memory/900-55-0x0000000076121000-0x0000000076123000-memory.dmp

    Filesize

    8KB

  • memory/900-56-0x0000000000790000-0x00000000007A4000-memory.dmp

    Filesize

    80KB

  • memory/900-57-0x00000000007A0000-0x00000000007B4000-memory.dmp

    Filesize

    80KB

  • memory/900-58-0x0000000000980000-0x000000000098C000-memory.dmp

    Filesize

    48KB

  • memory/900-59-0x0000000008160000-0x000000000824E000-memory.dmp

    Filesize

    952KB

  • memory/900-60-0x00000000060F0000-0x0000000006184000-memory.dmp

    Filesize

    592KB

  • memory/1900-61-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1900-62-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1900-64-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1900-65-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1900-66-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1900-69-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1900-71-0x0000000000400000-0x000000000047C000-memory.dmp

    Filesize

    496KB

  • memory/1900-73-0x0000000000350000-0x000000000035A000-memory.dmp

    Filesize

    40KB

  • memory/1900-74-0x0000000000550000-0x00000000005B6000-memory.dmp

    Filesize

    408KB