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Analysis

  • max time kernel
    135s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    26/07/2024, 16:39

General

  • Target

    Urgent Purchase Order.exe

  • Size

    1.0MB

  • MD5

    dafa52752458a225e50c37fe83869ee8

  • SHA1

    ff4ee0eee3d88d484b7eb544071c2b782a76c1fd

  • SHA256

    78c7a8275481c0695385f98d7826643a2132be000bdac4bb03c396c9f21c9833

  • SHA512

    2bb1322a7a237d9f78c7893a09de08977ded4596946fd0e1c0c0069aba93072563ab90b732e4274090aa4b36eb42bc56c26ea1c41198382c761b8563b305957c

  • SSDEEP

    12288:FhmXpjqj6jRPLjRPqjBjjyjBjBjBjBjLj8QJkPv+wYLaStPgt1senlKdBrVa5Th:bmo2wYLltPgtdlArVa5

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot1171994922:AAHrYAv7JIpM5hzPMScAJJOdE7TBb00NwJY/sendMessage?chat_id=1194949947

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • 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 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\Urgent Purchase Order.exe
    "C:\Users\Admin\AppData\Local\Temp\Urgent Purchase Order.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2556
    • C:\Users\Admin\AppData\Local\Temp\Urgent Purchase Order.exe
      "C:\Users\Admin\AppData\Local\Temp\Urgent Purchase Order.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:1996
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1996 -s 1108
        3⤵
        • Program crash
        PID:1004
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}
    1⤵
    • System Location Discovery: System Language Discovery
    PID:588

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1996-12-0x0000000000400000-0x0000000000468000-memory.dmp

    Filesize

    416KB

  • memory/1996-13-0x0000000000400000-0x0000000000468000-memory.dmp

    Filesize

    416KB

  • memory/1996-24-0x00000000746B0000-0x0000000074D9E000-memory.dmp

    Filesize

    6.9MB

  • memory/1996-16-0x0000000000400000-0x0000000000468000-memory.dmp

    Filesize

    416KB

  • memory/1996-23-0x00000000746B0000-0x0000000074D9E000-memory.dmp

    Filesize

    6.9MB

  • memory/1996-11-0x0000000000400000-0x0000000000468000-memory.dmp

    Filesize

    416KB

  • memory/1996-22-0x00000000746B0000-0x0000000074D9E000-memory.dmp

    Filesize

    6.9MB

  • memory/1996-10-0x0000000000400000-0x0000000000468000-memory.dmp

    Filesize

    416KB

  • memory/1996-18-0x0000000000400000-0x0000000000468000-memory.dmp

    Filesize

    416KB

  • memory/1996-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1996-20-0x0000000000400000-0x0000000000468000-memory.dmp

    Filesize

    416KB

  • memory/2556-8-0x00000000746B0000-0x0000000074D9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2556-0-0x00000000746BE000-0x00000000746BF000-memory.dmp

    Filesize

    4KB

  • memory/2556-21-0x00000000746B0000-0x0000000074D9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2556-6-0x00000000002C0000-0x00000000002CA000-memory.dmp

    Filesize

    40KB

  • memory/2556-1-0x0000000001000000-0x000000000110C000-memory.dmp

    Filesize

    1.0MB

  • memory/2556-9-0x0000000005670000-0x0000000005702000-memory.dmp

    Filesize

    584KB

  • memory/2556-7-0x00000000746BE000-0x00000000746BF000-memory.dmp

    Filesize

    4KB

  • memory/2556-2-0x00000000746B0000-0x0000000074D9E000-memory.dmp

    Filesize

    6.9MB