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Analysis

  • max time kernel
    106s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/01/2025, 13:03

General

  • Target

    b8463b9d6bc9da19c88c2ae0f1ff30babd2cc9ce4434d43cf7a9e65db7abb5ef.exe

  • Size

    577KB

  • MD5

    f445596c3a4ba973e306e49bab78bd61

  • SHA1

    fe0767d9139426090cb66d73d31675a695cc0693

  • SHA256

    b8463b9d6bc9da19c88c2ae0f1ff30babd2cc9ce4434d43cf7a9e65db7abb5ef

  • SHA512

    003133b8d7dee998de3ac9a072e85acbd5d7941ae5f75c4059f1b622ad6aa85f99c598e13f9ebc83820138aecdea26a45af6fe00f7c19cb5f2245275bdc130f4

  • SSDEEP

    12288:ZbRKjP7nesYuGmI3PPgoriXT1AP7QRXPgMV:DKjP7esYuGmGPoxqT2V

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Snakekeylogger family
  • 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 3 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
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b8463b9d6bc9da19c88c2ae0f1ff30babd2cc9ce4434d43cf7a9e65db7abb5ef.exe
    "C:\Users\Admin\AppData\Local\Temp\b8463b9d6bc9da19c88c2ae0f1ff30babd2cc9ce4434d43cf7a9e65db7abb5ef.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4552
    • C:\Users\Admin\AppData\Local\Temp\b8463b9d6bc9da19c88c2ae0f1ff30babd2cc9ce4434d43cf7a9e65db7abb5ef.exe
      "C:\Users\Admin\AppData\Local\Temp\b8463b9d6bc9da19c88c2ae0f1ff30babd2cc9ce4434d43cf7a9e65db7abb5ef.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2928

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\b8463b9d6bc9da19c88c2ae0f1ff30babd2cc9ce4434d43cf7a9e65db7abb5ef.exe.log

    Filesize

    706B

    MD5

    2ef5ef69dadb8865b3d5b58c956077b8

    SHA1

    af2d869bac00685c745652bbd8b3fe82829a8998

    SHA256

    363502eb2a4e53ba02d2d85412b901fcf8e06de221736bdffa949799ef3d21e3

    SHA512

    66d4db5dd17d88e1d54ea0df3a7211a503dc4355de701259cefccc9f2e4e3ced9534b700099ffbb089a5a3acb082011c80b61801aa14aff76b379ce8f90d4fd3

  • memory/2928-14-0x00000000747A0000-0x0000000074F50000-memory.dmp

    Filesize

    7.7MB

  • memory/2928-16-0x0000000006170000-0x00000000061C0000-memory.dmp

    Filesize

    320KB

  • memory/2928-19-0x00000000747A0000-0x0000000074F50000-memory.dmp

    Filesize

    7.7MB

  • memory/2928-18-0x00000000061F0000-0x00000000061FA000-memory.dmp

    Filesize

    40KB

  • memory/2928-17-0x0000000006390000-0x0000000006552000-memory.dmp

    Filesize

    1.8MB

  • memory/2928-15-0x00000000747A0000-0x0000000074F50000-memory.dmp

    Filesize

    7.7MB

  • memory/2928-12-0x00000000747A0000-0x0000000074F50000-memory.dmp

    Filesize

    7.7MB

  • memory/2928-13-0x00000000007C0000-0x00000000007E6000-memory.dmp

    Filesize

    152KB

  • memory/4552-2-0x0000000005830000-0x0000000005886000-memory.dmp

    Filesize

    344KB

  • memory/4552-1-0x0000000000DE0000-0x0000000000E76000-memory.dmp

    Filesize

    600KB

  • memory/4552-7-0x0000000005900000-0x0000000005908000-memory.dmp

    Filesize

    32KB

  • memory/4552-0-0x00000000747AE000-0x00000000747AF000-memory.dmp

    Filesize

    4KB

  • memory/4552-6-0x00000000747A0000-0x0000000074F50000-memory.dmp

    Filesize

    7.7MB

  • memory/4552-11-0x00000000747A0000-0x0000000074F50000-memory.dmp

    Filesize

    7.7MB

  • memory/4552-5-0x0000000005AC0000-0x0000000005B5C000-memory.dmp

    Filesize

    624KB

  • memory/4552-4-0x0000000005980000-0x0000000005A12000-memory.dmp

    Filesize

    584KB

  • memory/4552-3-0x0000000005F30000-0x00000000064D4000-memory.dmp

    Filesize

    5.6MB