Analysis

  • max time kernel
    92s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/04/2023, 11:03

General

  • Target
    PO M3411-9609.exe
  • Size 600KB
  • Sample230428-m5pdxade24
  • SHA256 dce7af2c2162f2fa2be0ca63706446e0b3c4bebdf1ae8791f22cb76ca7aa375c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

C2
  • https://api.telegram.org/bot6221660400:AAGb-WADrhdDFxd9kxzjtg3jdDw9-uvNVlM/sendMessage?chat_id=6200392710

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • StormKitty

    StormKitty is an open source info stealer written in C#.

  • StormKitty payload 1 IoCs
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO M3411-9609.exe
    "C:\Users\Admin\AppData\Local\Temp\PO M3411-9609.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2008
    • C:\Users\Admin\AppData\Local\Temp\PO M3411-9609.exe
      "C:\Users\Admin\AppData\Local\Temp\PO M3411-9609.exe"
      2⤵
        PID:1772
      • C:\Users\Admin\AppData\Local\Temp\PO M3411-9609.exe
        "C:\Users\Admin\AppData\Local\Temp\PO M3411-9609.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:4688

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          PO M3411-9609.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO M3411-9609.exe.log
          • Size 1KB
          • SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
          • MD5 SHA1 SHA512

          memory/2008-133-0x0000000000460000-0x00000000004FC000-memory.dmp

          memory/2008-134-0x0000000005590000-0x0000000005B34000-memory.dmp

          memory/2008-135-0x0000000004E90000-0x0000000004F22000-memory.dmp

          memory/2008-136-0x0000000004F30000-0x0000000004F3A000-memory.dmp

          memory/2008-137-0x0000000004FC0000-0x0000000004FD0000-memory.dmp

          memory/2008-138-0x0000000004FC0000-0x0000000004FD0000-memory.dmp

          memory/2008-139-0x000000000A730000-0x000000000A7CC000-memory.dmp

          memory/4688-140-0x0000000000400000-0x0000000000426000-memory.dmp

          memory/4688-143-0x0000000005810000-0x0000000005820000-memory.dmp

          memory/4688-144-0x0000000005810000-0x0000000005820000-memory.dmp