Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    140s
  • 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
    08/05/2023, 08:25

General

  • Target

    MBUaTHW5wrIZaL0.exe

  • Size

    516KB

  • MD5

    47245a8954bdf53dea70e6bce223a6ee

  • SHA1

    d6b209cb02a5fdb0a8e8864cdaa0abbc4378de13

  • SHA256

    c867fd488ab6ce0432121c22a8135548149fdec7ac7034c5e9ad6a78f4d08c5d

  • SHA512

    c943cbf0e7f50d4f2b4aa52ce8c42b3f5c0af869dd5bb304d8eff9058b3aebd8ef06e40b71bb2de7402a39979460a0c1e0d86ef3207c5b330f71319e48126d24

  • SSDEEP

    12288:daRDyIR6h+kGeeZosJ2XLXEv/g7Ms1ienFHaPO:8MIR6peZosaLXEv/gV1iM4

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5412042498:AAH4OVSAlB-9yvO0MxObTPVF8mPej6Ln4M4/sendMessage?chat_id=5573520537

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MBUaTHW5wrIZaL0.exe
    "C:\Users\Admin\AppData\Local\Temp\MBUaTHW5wrIZaL0.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2232
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BkLzLchFlyfofz.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3916
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BkLzLchFlyfofz" /XML "C:\Users\Admin\AppData\Local\Temp\tmp467F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4576
    • C:\Users\Admin\AppData\Local\Temp\MBUaTHW5wrIZaL0.exe
      "C:\Users\Admin\AppData\Local\Temp\MBUaTHW5wrIZaL0.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4740

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\MBUaTHW5wrIZaL0.exe.log

    Filesize

    1KB

    MD5

    49685ea2ec75b667620f01a9a097c5ec

    SHA1

    47e9533880b1f719c965e87e4d9bb4fe87b40436

    SHA256

    2d4f542d8055f7c5a108ea58f8a99dd926f324ce7c7424f9065da187e497a5b8

    SHA512

    38122768fb1cd36fdc62ff4dcfdb6554108b3e346f1361a71fdd091dbf86fc825fa3d3e79c86376384c32925b2c792bc7d37be566e4dbdb12a94c2af5e9ad790

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vdzmmnwb.br4.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp467F.tmp

    Filesize

    1KB

    MD5

    7d6ce8ae64244cc28124e7979579abe2

    SHA1

    b344de4f96d329c532f60e8dce875a9b89f39d43

    SHA256

    f86650e46c43d7d73d15cad66819c53a956cd26018cc206cd2419aa94b541d70

    SHA512

    fbf38688e4c9a92594991c8bd752268d807da8ad74813b8ec39465a56cf77691c26705f7795472fcbd926418c1a3aa8d7cc6ba998dba2f1033ac0b910479bef5

  • memory/2232-134-0x0000000005230000-0x00000000057D4000-memory.dmp

    Filesize

    5.6MB

  • memory/2232-135-0x0000000004D20000-0x0000000004DB2000-memory.dmp

    Filesize

    584KB

  • memory/2232-136-0x00000000057E0000-0x0000000005986000-memory.dmp

    Filesize

    1.6MB

  • memory/2232-137-0x0000000004D10000-0x0000000004D1A000-memory.dmp

    Filesize

    40KB

  • memory/2232-138-0x0000000004F30000-0x0000000004F40000-memory.dmp

    Filesize

    64KB

  • memory/2232-139-0x0000000004F30000-0x0000000004F40000-memory.dmp

    Filesize

    64KB

  • memory/2232-140-0x0000000007E70000-0x0000000007F0C000-memory.dmp

    Filesize

    624KB

  • memory/2232-133-0x00000000002C0000-0x0000000000346000-memory.dmp

    Filesize

    536KB

  • memory/3916-158-0x0000000005430000-0x0000000005496000-memory.dmp

    Filesize

    408KB

  • memory/3916-168-0x0000000004650000-0x0000000004660000-memory.dmp

    Filesize

    64KB

  • memory/3916-151-0x0000000004A70000-0x0000000004A92000-memory.dmp

    Filesize

    136KB

  • memory/3916-147-0x0000000004C90000-0x00000000052B8000-memory.dmp

    Filesize

    6.2MB

  • memory/3916-152-0x0000000004C10000-0x0000000004C76000-memory.dmp

    Filesize

    408KB

  • memory/3916-145-0x0000000004480000-0x00000000044B6000-memory.dmp

    Filesize

    216KB

  • memory/3916-164-0x0000000004650000-0x0000000004660000-memory.dmp

    Filesize

    64KB

  • memory/3916-188-0x0000000007050000-0x0000000007058000-memory.dmp

    Filesize

    32KB

  • memory/3916-165-0x0000000004650000-0x0000000004660000-memory.dmp

    Filesize

    64KB

  • memory/3916-166-0x0000000005A20000-0x0000000005A3E000-memory.dmp

    Filesize

    120KB

  • memory/3916-187-0x0000000007070000-0x000000000708A000-memory.dmp

    Filesize

    104KB

  • memory/3916-186-0x0000000006F60000-0x0000000006F6E000-memory.dmp

    Filesize

    56KB

  • memory/3916-169-0x0000000006000000-0x0000000006032000-memory.dmp

    Filesize

    200KB

  • memory/3916-170-0x0000000070B50000-0x0000000070B9C000-memory.dmp

    Filesize

    304KB

  • memory/3916-180-0x0000000005FD0000-0x0000000005FEE000-memory.dmp

    Filesize

    120KB

  • memory/3916-181-0x0000000007380000-0x00000000079FA000-memory.dmp

    Filesize

    6.5MB

  • memory/3916-182-0x0000000006D30000-0x0000000006D4A000-memory.dmp

    Filesize

    104KB

  • memory/3916-183-0x000000007F970000-0x000000007F980000-memory.dmp

    Filesize

    64KB

  • memory/3916-184-0x0000000006DB0000-0x0000000006DBA000-memory.dmp

    Filesize

    40KB

  • memory/3916-185-0x0000000006FB0000-0x0000000007046000-memory.dmp

    Filesize

    600KB

  • memory/4740-148-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/4740-167-0x00000000063D0000-0x0000000006592000-memory.dmp

    Filesize

    1.8MB

  • memory/4740-163-0x0000000002C40000-0x0000000002C50000-memory.dmp

    Filesize

    64KB

  • memory/4740-191-0x0000000002C40000-0x0000000002C50000-memory.dmp

    Filesize

    64KB