Analysis

  • max time kernel
    115s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 01:07

General

  • Target

    11dc8824044bb1848e5675025a503ac5f37a277883f4522d0e8a4f238d049345.exe

  • Size

    599KB

  • MD5

    3163a6168fc16f3641c22d3a8e9d75bd

  • SHA1

    b0c467c47e91d23cf21f400af048f91bc25aa9a8

  • SHA256

    11dc8824044bb1848e5675025a503ac5f37a277883f4522d0e8a4f238d049345

  • SHA512

    7eafd23dadab35d668f06ce27e221250f01fd559095ef328e89dade2a76de8a07406c92cfc544ea8e0ab153e9d84ac293b4c032ac79e3ba6ce7d4d17dcfb25d6

  • SSDEEP

    12288:oJXiAEfDZqLo4Ms/5Waw8FqRxfmngADi69JGi+G5iphWbKhKMkKDO:ARE7ZYo4Mq5Wb8Fsx+ngIx3AVhWbKGKO

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.speedhouseoman.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    SpH@0084

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.speedhouseoman.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    SpH@0084
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
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\11dc8824044bb1848e5675025a503ac5f37a277883f4522d0e8a4f238d049345.exe
    "C:\Users\Admin\AppData\Local\Temp\11dc8824044bb1848e5675025a503ac5f37a277883f4522d0e8a4f238d049345.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5076
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aUTPqHudKfqQl.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2204
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aUTPqHudKfqQl" /XML "C:\Users\Admin\AppData\Local\Temp\tmp755F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:5096
    • C:\Users\Admin\AppData\Local\Temp\11dc8824044bb1848e5675025a503ac5f37a277883f4522d0e8a4f238d049345.exe
      "C:\Users\Admin\AppData\Local\Temp\11dc8824044bb1848e5675025a503ac5f37a277883f4522d0e8a4f238d049345.exe"
      2⤵
        PID:3632
      • C:\Users\Admin\AppData\Local\Temp\11dc8824044bb1848e5675025a503ac5f37a277883f4522d0e8a4f238d049345.exe
        "C:\Users\Admin\AppData\Local\Temp\11dc8824044bb1848e5675025a503ac5f37a277883f4522d0e8a4f238d049345.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:4984

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\11dc8824044bb1848e5675025a503ac5f37a277883f4522d0e8a4f238d049345.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3xl3ukry.fdd.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp755F.tmp

      Filesize

      1KB

      MD5

      0da96c37e0ca31ef3e3f86d2b934047e

      SHA1

      54b4c7ac15db894279dfc7f70486f2b3b1f6641a

      SHA256

      f9316eef1b58eea1b6a46ec976b138863b55926b765d5d06c413a2298f9c5249

      SHA512

      806efc40577ab5cc3b4e0c7cad1f814c43523b073946600f225a06f7dc6a767c77c3cb5ebe80ac990b25b4a71ab3c51be3a5743e85c5a7590cc8f661b2339333

    • memory/2204-24-0x0000000075220000-0x00000000759D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2204-56-0x0000000006F60000-0x0000000006F6A000-memory.dmp

      Filesize

      40KB

    • memory/2204-64-0x0000000075220000-0x00000000759D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2204-62-0x0000000007210000-0x0000000007218000-memory.dmp

      Filesize

      32KB

    • memory/2204-61-0x0000000007230000-0x000000000724A000-memory.dmp

      Filesize

      104KB

    • memory/2204-60-0x0000000007130000-0x0000000007144000-memory.dmp

      Filesize

      80KB

    • memory/2204-59-0x0000000007120000-0x000000000712E000-memory.dmp

      Filesize

      56KB

    • memory/2204-58-0x00000000070F0000-0x0000000007101000-memory.dmp

      Filesize

      68KB

    • memory/2204-15-0x00000000022E0000-0x0000000002316000-memory.dmp

      Filesize

      216KB

    • memory/2204-57-0x0000000007170000-0x0000000007206000-memory.dmp

      Filesize

      600KB

    • memory/2204-17-0x0000000075220000-0x00000000759D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2204-18-0x0000000004E30000-0x0000000005458000-memory.dmp

      Filesize

      6.2MB

    • memory/2204-19-0x0000000075220000-0x00000000759D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2204-22-0x0000000005540000-0x00000000055A6000-memory.dmp

      Filesize

      408KB

    • memory/2204-55-0x0000000006EF0000-0x0000000006F0A000-memory.dmp

      Filesize

      104KB

    • memory/2204-54-0x0000000007540000-0x0000000007BBA000-memory.dmp

      Filesize

      6.5MB

    • memory/2204-20-0x0000000004E00000-0x0000000004E22000-memory.dmp

      Filesize

      136KB

    • memory/2204-27-0x00000000055D0000-0x0000000005924000-memory.dmp

      Filesize

      3.3MB

    • memory/2204-53-0x0000000006DF0000-0x0000000006E93000-memory.dmp

      Filesize

      652KB

    • memory/2204-52-0x0000000006190000-0x00000000061AE000-memory.dmp

      Filesize

      120KB

    • memory/2204-42-0x0000000071510000-0x000000007155C000-memory.dmp

      Filesize

      304KB

    • memory/2204-41-0x0000000006BB0000-0x0000000006BE2000-memory.dmp

      Filesize

      200KB

    • memory/2204-21-0x00000000054D0000-0x0000000005536000-memory.dmp

      Filesize

      408KB

    • memory/2204-39-0x0000000005BD0000-0x0000000005BEE000-memory.dmp

      Filesize

      120KB

    • memory/2204-40-0x0000000005C60000-0x0000000005CAC000-memory.dmp

      Filesize

      304KB

    • memory/4984-67-0x0000000006A90000-0x0000000006C52000-memory.dmp

      Filesize

      1.8MB

    • memory/4984-29-0x0000000075220000-0x00000000759D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4984-66-0x0000000006870000-0x00000000068C0000-memory.dmp

      Filesize

      320KB

    • memory/4984-65-0x0000000075220000-0x00000000759D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4984-68-0x0000000007190000-0x00000000076BC000-memory.dmp

      Filesize

      5.2MB

    • memory/4984-23-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/5076-28-0x0000000075220000-0x00000000759D0000-memory.dmp

      Filesize

      7.7MB

    • memory/5076-4-0x00000000059E0000-0x00000000059EA000-memory.dmp

      Filesize

      40KB

    • memory/5076-6-0x0000000005F00000-0x0000000005F1C000-memory.dmp

      Filesize

      112KB

    • memory/5076-8-0x0000000006C20000-0x0000000006C36000-memory.dmp

      Filesize

      88KB

    • memory/5076-9-0x0000000006ED0000-0x0000000006F38000-memory.dmp

      Filesize

      416KB

    • memory/5076-7-0x0000000006BE0000-0x0000000006BEE000-memory.dmp

      Filesize

      56KB

    • memory/5076-1-0x0000000000F30000-0x0000000000FCA000-memory.dmp

      Filesize

      616KB

    • memory/5076-5-0x0000000075220000-0x00000000759D0000-memory.dmp

      Filesize

      7.7MB

    • memory/5076-2-0x0000000005F20000-0x00000000064C4000-memory.dmp

      Filesize

      5.6MB

    • memory/5076-0-0x000000007522E000-0x000000007522F000-memory.dmp

      Filesize

      4KB

    • memory/5076-3-0x0000000005A10000-0x0000000005AA2000-memory.dmp

      Filesize

      584KB

    • memory/5076-10-0x0000000009820000-0x00000000098BC000-memory.dmp

      Filesize

      624KB