Analysis

  • max time kernel
    149s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-05-2024 01:26

General

  • Target

    001_080524_321342344doc.exe

  • Size

    1.0MB

  • MD5

    298d56332bad7ea2a42d1f65ebef7b87

  • SHA1

    db91bd82093d6b633924e4ab5b290cbcfd104a5f

  • SHA256

    6f2e4432f83d7dbb8358c4e2ac049d041585cb3bb1eb4e9bfeb5a838e172b557

  • SHA512

    43ea0ed64df6985e7c01b94db4941c5e91ebcae0ebeb8d166a6555f9622b0696fcdac42b502c0b35627bdb92a3083c1cae74e42fd33c4a34a845ec2b991b7576

  • SSDEEP

    12288:EZXSp356kiviaa5Tqt4Bag4EtlWPmhUYenF80s3J30HJl3Dpd/qBb9NL9cte9ct8:EZCD6cUt4F4ETWP5hFE3Al3gbrG

Malware Config

Extracted

Family

snakekeylogger

Credentials
C2

https://scratchdreams.tk

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables packed with SmartAssembly 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables with potential process hoocking 1 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 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\001_080524_321342344doc.exe
    "C:\Users\Admin\AppData\Local\Temp\001_080524_321342344doc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4132
    • C:\Users\Admin\AppData\Local\Temp\001_080524_321342344doc.exe
      "C:\Users\Admin\AppData\Local\Temp\001_080524_321342344doc.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2608

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2608-11-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2608-18-0x0000000006CB0000-0x0000000006E72000-memory.dmp

    Filesize

    1.8MB

  • memory/2608-17-0x0000000006A90000-0x0000000006AE0000-memory.dmp

    Filesize

    320KB

  • memory/2608-16-0x0000000075150000-0x0000000075900000-memory.dmp

    Filesize

    7.7MB

  • memory/2608-15-0x0000000075150000-0x0000000075900000-memory.dmp

    Filesize

    7.7MB

  • memory/2608-13-0x0000000075150000-0x0000000075900000-memory.dmp

    Filesize

    7.7MB

  • memory/4132-4-0x00000000059D0000-0x00000000059DA000-memory.dmp

    Filesize

    40KB

  • memory/4132-7-0x0000000006E90000-0x0000000006EA0000-memory.dmp

    Filesize

    64KB

  • memory/4132-8-0x0000000006EC0000-0x0000000006ED6000-memory.dmp

    Filesize

    88KB

  • memory/4132-9-0x0000000007190000-0x00000000071F8000-memory.dmp

    Filesize

    416KB

  • memory/4132-10-0x00000000097E0000-0x000000000987C000-memory.dmp

    Filesize

    624KB

  • memory/4132-6-0x0000000005D00000-0x0000000005D1E000-memory.dmp

    Filesize

    120KB

  • memory/4132-5-0x0000000075150000-0x0000000075900000-memory.dmp

    Filesize

    7.7MB

  • memory/4132-14-0x0000000075150000-0x0000000075900000-memory.dmp

    Filesize

    7.7MB

  • memory/4132-0-0x000000007515E000-0x000000007515F000-memory.dmp

    Filesize

    4KB

  • memory/4132-3-0x0000000005840000-0x00000000058D2000-memory.dmp

    Filesize

    584KB

  • memory/4132-2-0x0000000005D50000-0x00000000062F4000-memory.dmp

    Filesize

    5.6MB

  • memory/4132-1-0x0000000000D70000-0x0000000000E78000-memory.dmp

    Filesize

    1.0MB