Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 08:15

General

  • Target

    db6e594697d85074a16f8ce893649435b356c1ae31724203df7e5463bb97d1fc.exe

  • Size

    844KB

  • MD5

    e4aaca7e0fe69ced3fc467506885a9d9

  • SHA1

    dd9554514cba10808aa3e0f32c9f5f22c37e6995

  • SHA256

    db6e594697d85074a16f8ce893649435b356c1ae31724203df7e5463bb97d1fc

  • SHA512

    8254f7c3844db4e95f98431a00c7795650b5c9720670aac178b87c2ac444c86e34bc84f53ffd59fda16781aab6fcc86fcf81850f007189ca65db2c61dfbdbbc5

  • SSDEEP

    24576:Vw4bjw4bajqV8d707FhxVROXXaeSA+oafS7:Vw4bjw4bajN0xPOCBfk

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.bethesdakindergarten.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    kindy6014587474

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

  • 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 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\db6e594697d85074a16f8ce893649435b356c1ae31724203df7e5463bb97d1fc.exe
    "C:\Users\Admin\AppData\Local\Temp\db6e594697d85074a16f8ce893649435b356c1ae31724203df7e5463bb97d1fc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\db6e594697d85074a16f8ce893649435b356c1ae31724203df7e5463bb97d1fc.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2804
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eRkUBYSG.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2504
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eRkUBYSG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA737.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2552
    • C:\Users\Admin\AppData\Local\Temp\db6e594697d85074a16f8ce893649435b356c1ae31724203df7e5463bb97d1fc.exe
      "C:\Users\Admin\AppData\Local\Temp\db6e594697d85074a16f8ce893649435b356c1ae31724203df7e5463bb97d1fc.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2052

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpA737.tmp

    Filesize

    1KB

    MD5

    abf2be8c3d761d7c453e97c5489ed56c

    SHA1

    a70fb082edd18ad864373c5b1c997f882f932d8a

    SHA256

    95fc95c8cf4433e3379694eb869c47627411d8c866d19ed7b8ba61c86b7403fe

    SHA512

    423ebadadaca2d88ea45dcf725b2854b3af60afbf58bb180d51ccfd32afc7332367722c04f559472ca882bb3cc551199d29f589ce0085709af70f8a77566e673

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\UFDY2L8HU4APBP0KF7NF.temp

    Filesize

    7KB

    MD5

    30795f4d83bed941746aea2f01366c4c

    SHA1

    dc824a263d8dc472ae0196e4c3e027f1a7fc9b12

    SHA256

    bf9c9c6b4feb6a5a5f86385751131497e829a3c40eb88b1f7230242f983f0630

    SHA512

    d7d898ba6f6e7f405962fbe61bc341da81991527080db3a3820355bf70cfebddbc47aa3408aa6c87fff56f07181e4402acd3a9ed81821d53c8710998c4a68130

  • memory/1612-30-0x0000000073EC0000-0x00000000745AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1612-1-0x00000000013D0000-0x00000000014A6000-memory.dmp

    Filesize

    856KB

  • memory/1612-2-0x0000000073EC0000-0x00000000745AE000-memory.dmp

    Filesize

    6.9MB

  • memory/1612-3-0x00000000005F0000-0x000000000060A000-memory.dmp

    Filesize

    104KB

  • memory/1612-4-0x0000000000510000-0x0000000000520000-memory.dmp

    Filesize

    64KB

  • memory/1612-5-0x0000000005650000-0x00000000056D4000-memory.dmp

    Filesize

    528KB

  • memory/1612-0-0x0000000073ECE000-0x0000000073ECF000-memory.dmp

    Filesize

    4KB

  • memory/2052-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2052-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2052-28-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2052-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2052-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2052-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2052-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2052-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB