Analysis

  • max time kernel
    94s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-04-2024 10:52

General

  • Target

    58208 Teklif.exe

  • Size

    826KB

  • MD5

    dc59e080bc0be8cee52ec9e79ccc7e82

  • SHA1

    22d8e9aab959c584acc896bfeed170ffa672f1cb

  • SHA256

    95e4dd6cc5a341f4440a113e0a832175aa2f5baafd9c7483255a18088e1c2764

  • SHA512

    7b836760ab575de13b95878a075ff8998e57433d0a7f5b2efb2bc4e3d7c4459e06af9cd71ca19f36913afde5c2b265667658542d892a61ea7f5b17f19d2484e0

  • SSDEEP

    12288:6rLz6X60UHRoVNDWX4gpBRkZf0E5Vav8V7DcRIqlrTwimh0ndFJkTtlXkR:r67HRi4XLy90E5IUFgIqlrtnzQPC

Malware Config

Extracted

Family

snakekeylogger

C2

https://scratchdreams.tk

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 2 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 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\58208 Teklif.exe
    "C:\Users\Admin\AppData\Local\Temp\58208 Teklif.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Users\Admin\AppData\Local\Temp\58208 Teklif.exe
      "C:\Users\Admin\AppData\Local\Temp\58208 Teklif.exe"
      2⤵
        PID:4920
      • C:\Users\Admin\AppData\Local\Temp\58208 Teklif.exe
        "C:\Users\Admin\AppData\Local\Temp\58208 Teklif.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:4524

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\58208 Teklif.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/1080-10-0x0000000074A20000-0x00000000751D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1080-15-0x0000000074A20000-0x00000000751D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1080-3-0x00000000057D0000-0x0000000005862000-memory.dmp

      Filesize

      584KB

    • memory/1080-4-0x0000000005770000-0x0000000005780000-memory.dmp

      Filesize

      64KB

    • memory/1080-5-0x00000000057A0000-0x00000000057AA000-memory.dmp

      Filesize

      40KB

    • memory/1080-6-0x0000000005900000-0x0000000005910000-memory.dmp

      Filesize

      64KB

    • memory/1080-7-0x0000000005C90000-0x0000000005C9C000-memory.dmp

      Filesize

      48KB

    • memory/1080-11-0x0000000005770000-0x0000000005780000-memory.dmp

      Filesize

      64KB

    • memory/1080-9-0x0000000009310000-0x00000000093AC000-memory.dmp

      Filesize

      624KB

    • memory/1080-2-0x0000000005CE0000-0x0000000006284000-memory.dmp

      Filesize

      5.6MB

    • memory/1080-8-0x0000000006BF0000-0x0000000006C58000-memory.dmp

      Filesize

      416KB

    • memory/1080-0-0x0000000000CB0000-0x0000000000D82000-memory.dmp

      Filesize

      840KB

    • memory/1080-1-0x0000000074A20000-0x00000000751D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4524-19-0x0000000005550000-0x0000000005560000-memory.dmp

      Filesize

      64KB

    • memory/4524-16-0x0000000074A20000-0x00000000751D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4524-17-0x0000000005550000-0x0000000005560000-memory.dmp

      Filesize

      64KB

    • memory/4524-18-0x0000000074A20000-0x00000000751D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4524-12-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/4524-20-0x00000000067D0000-0x0000000006820000-memory.dmp

      Filesize

      320KB

    • memory/4524-21-0x00000000069F0000-0x0000000006BB2000-memory.dmp

      Filesize

      1.8MB