Analysis

  • max time kernel
    122s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    24-05-2024 12:57

General

  • Target

    1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe

  • Size

    516KB

  • MD5

    46dab257847ea9cfbbc77979323212c4

  • SHA1

    8cbd33b3cf519807b2c986f7fbe3daae4175595f

  • SHA256

    1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159

  • SHA512

    ead6cefa6e39df40bdceed5dd6fb4dad3bad18d087f3d8f6d578c1e46236a32b2728e5e206b1aa7f1b6a63fa220cc87d0867be558895690000936cffd63c0dbe

  • SSDEEP

    12288:PMYSxPCxJLpWDH0MVk6V8y8OY9xQCiGVb+r:0YSJCxpk3T09iCjVE

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.gbogboro.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Egoamaka@123
C2

https://scratchdreams.tk

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • UAC bypass 3 TTPs 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 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).

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • System policy modification 1 TTPs 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe
    "C:\Users\Admin\AppData\Local\Temp\1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe"
    1⤵
    • UAC bypass
    • Checks whether UAC is enabled
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:2360
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\1f522609abaf12c6647c56b379cdf2c9263a845a6b4c93bac7111d0c27d68159.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3056
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2572
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2360 -s 616
      2⤵
        PID:2628

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Execution

    Command and Scripting Interpreter

    1
    T1059

    PowerShell

    1
    T1059.001

    Privilege Escalation

    Abuse Elevation Control Mechanism

    1
    T1548

    Bypass User Account Control

    1
    T1548.002

    Defense Evasion

    Abuse Elevation Control Mechanism

    1
    T1548

    Bypass User Account Control

    1
    T1548.002

    Impair Defenses

    1
    T1562

    Disable or Modify Tools

    1
    T1562.001

    Modify Registry

    2
    T1112

    Discovery

    System Information Discovery

    2
    T1082

    Collection

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2360-0-0x000007FEF5C93000-0x000007FEF5C94000-memory.dmp
      Filesize

      4KB

    • memory/2360-1-0x0000000000950000-0x0000000000960000-memory.dmp
      Filesize

      64KB

    • memory/2360-2-0x000007FEF5C90000-0x000007FEF667C000-memory.dmp
      Filesize

      9.9MB

    • memory/2360-3-0x0000000000140000-0x0000000000146000-memory.dmp
      Filesize

      24KB

    • memory/2360-4-0x0000000002000000-0x000000000207A000-memory.dmp
      Filesize

      488KB

    • memory/2360-39-0x000007FEF5C90000-0x000007FEF667C000-memory.dmp
      Filesize

      9.9MB

    • memory/2360-38-0x000007FEF5C93000-0x000007FEF5C94000-memory.dmp
      Filesize

      4KB

    • memory/2572-14-0x0000000000400000-0x0000000000426000-memory.dmp
      Filesize

      152KB

    • memory/2572-23-0x0000000000400000-0x0000000000426000-memory.dmp
      Filesize

      152KB

    • memory/2572-21-0x0000000000400000-0x0000000000426000-memory.dmp
      Filesize

      152KB

    • memory/2572-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
      Filesize

      4KB

    • memory/2572-18-0x0000000000400000-0x0000000000426000-memory.dmp
      Filesize

      152KB

    • memory/2572-16-0x0000000000400000-0x0000000000426000-memory.dmp
      Filesize

      152KB

    • memory/2572-22-0x0000000000400000-0x0000000000426000-memory.dmp
      Filesize

      152KB

    • memory/2572-12-0x0000000000400000-0x0000000000426000-memory.dmp
      Filesize

      152KB

    • memory/3056-11-0x0000000001E00000-0x0000000001E08000-memory.dmp
      Filesize

      32KB

    • memory/3056-10-0x000000001B7E0000-0x000000001BAC2000-memory.dmp
      Filesize

      2.9MB

    • memory/3056-9-0x00000000029C0000-0x0000000002A40000-memory.dmp
      Filesize

      512KB