Analysis

  • max time kernel
    95s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-01-2025 01:12

General

  • Target

    da0f406076564d7870793ce23e196c0ac778ac6d06a3a9862bb70b651c259533.exe

  • Size

    1.6MB

  • MD5

    72cd06cd016801b6761b37a644699a81

  • SHA1

    6a23507a097661c99f9a58b5eb09f3030d121b63

  • SHA256

    da0f406076564d7870793ce23e196c0ac778ac6d06a3a9862bb70b651c259533

  • SHA512

    3bc9749d0b7613d2a5323413368b9aadc117a7f44236688902e4138c92e13b77d2c251be846743dfeb77426b1d006e7f344cfcbb4b38969fa2a5ac289de2c69d

  • SSDEEP

    24576:VA3vgMdiMhgj89YJdJOWcSCGAMWb0rxN5IC54TWMIv1RIAhjLoamMiX4lNmZg0YF:KFgjBHJOWhCCWstgihjLoyEkmZ9Y14

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.voqels.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    P@55W0RDs2023

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 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).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 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\da0f406076564d7870793ce23e196c0ac778ac6d06a3a9862bb70b651c259533.exe
    "C:\Users\Admin\AppData\Local\Temp\da0f406076564d7870793ce23e196c0ac778ac6d06a3a9862bb70b651c259533.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1184
    • 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\da0f406076564d7870793ce23e196c0ac778ac6d06a3a9862bb70b651c259533.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2680
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BRfRxnTiZBE.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1240
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BRfRxnTiZBE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5290.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4008
    • C:\Users\Admin\AppData\Local\Temp\da0f406076564d7870793ce23e196c0ac778ac6d06a3a9862bb70b651c259533.exe
      "C:\Users\Admin\AppData\Local\Temp\da0f406076564d7870793ce23e196c0ac778ac6d06a3a9862bb70b651c259533.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2116

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    2KB

    MD5

    3d086a433708053f9bf9523e1d87a4e8

    SHA1

    b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

    SHA256

    6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

    SHA512

    931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_t04oljgv.pgq.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp5290.tmp

    Filesize

    1KB

    MD5

    ed3ced63a88e72a9fc4873474fee2d6c

    SHA1

    c504c978df8fbf024c13971ba97931ac30fef1f3

    SHA256

    16ba398fb8d181d4b9b957127c51b70fad44c0036692f233f289ee3e1a7eae29

    SHA512

    52ba8dc579c0aba773415b2b24996fba1fd308a6243a6ddb0e8944291699ed22e52d05e8f4786fdc9c7ac5b6de2cf07783cfd75e9f89b89c5d4fc1a92240c6d2

  • C:\Users\Admin\AppData\Roaming\IExfgo\IExfgo.exe

    Filesize

    1.6MB

    MD5

    72cd06cd016801b6761b37a644699a81

    SHA1

    6a23507a097661c99f9a58b5eb09f3030d121b63

    SHA256

    da0f406076564d7870793ce23e196c0ac778ac6d06a3a9862bb70b651c259533

    SHA512

    3bc9749d0b7613d2a5323413368b9aadc117a7f44236688902e4138c92e13b77d2c251be846743dfeb77426b1d006e7f344cfcbb4b38969fa2a5ac289de2c69d

  • memory/1184-6-0x0000000005D20000-0x0000000005D34000-memory.dmp

    Filesize

    80KB

  • memory/1184-9-0x0000000005DD0000-0x0000000005DDC000-memory.dmp

    Filesize

    48KB

  • memory/1184-4-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB

  • memory/1184-5-0x0000000005820000-0x000000000582A000-memory.dmp

    Filesize

    40KB

  • memory/1184-47-0x0000000006AF0000-0x0000000006B22000-memory.dmp

    Filesize

    200KB

  • memory/1184-7-0x00000000749CE000-0x00000000749CF000-memory.dmp

    Filesize

    4KB

  • memory/1184-8-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB

  • memory/1184-3-0x0000000005890000-0x0000000005922000-memory.dmp

    Filesize

    584KB

  • memory/1184-10-0x0000000008550000-0x00000000085E4000-memory.dmp

    Filesize

    592KB

  • memory/1184-11-0x0000000008690000-0x000000000872C000-memory.dmp

    Filesize

    624KB

  • memory/1184-12-0x0000000008730000-0x0000000008A84000-memory.dmp

    Filesize

    3.3MB

  • memory/1184-2-0x0000000005E40000-0x00000000063E4000-memory.dmp

    Filesize

    5.6MB

  • memory/1184-1-0x0000000000CB0000-0x0000000000E44000-memory.dmp

    Filesize

    1.6MB

  • memory/1184-52-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB

  • memory/1184-0-0x00000000749CE000-0x00000000749CF000-memory.dmp

    Filesize

    4KB

  • memory/1240-49-0x00000000065B0000-0x00000000065CE000-memory.dmp

    Filesize

    120KB

  • memory/1240-65-0x00000000078C0000-0x0000000007963000-memory.dmp

    Filesize

    652KB

  • memory/1240-79-0x0000000007C50000-0x0000000007CE6000-memory.dmp

    Filesize

    600KB

  • memory/1240-82-0x0000000007C10000-0x0000000007C24000-memory.dmp

    Filesize

    80KB

  • memory/1240-46-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB

  • memory/1240-91-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB

  • memory/1240-51-0x0000000006C10000-0x0000000006C5C000-memory.dmp

    Filesize

    304KB

  • memory/1240-45-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB

  • memory/1240-54-0x000000006FB20000-0x000000006FB6C000-memory.dmp

    Filesize

    304KB

  • memory/1240-78-0x0000000007A40000-0x0000000007A4A000-memory.dmp

    Filesize

    40KB

  • memory/1240-64-0x0000000006C80000-0x0000000006C9E000-memory.dmp

    Filesize

    120KB

  • memory/1240-53-0x0000000007880000-0x00000000078B2000-memory.dmp

    Filesize

    200KB

  • memory/1240-67-0x00000000079D0000-0x00000000079EA000-memory.dmp

    Filesize

    104KB

  • memory/1240-66-0x0000000008020000-0x000000000869A000-memory.dmp

    Filesize

    6.5MB

  • memory/1240-22-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB

  • memory/2116-48-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2116-93-0x0000000006CF0000-0x0000000006D40000-memory.dmp

    Filesize

    320KB

  • memory/2116-94-0x0000000006F20000-0x00000000070E2000-memory.dmp

    Filesize

    1.8MB

  • memory/2680-30-0x0000000005CC0000-0x0000000005D26000-memory.dmp

    Filesize

    408KB

  • memory/2680-68-0x000000006FB20000-0x000000006FB6C000-memory.dmp

    Filesize

    304KB

  • memory/2680-28-0x0000000005480000-0x00000000054A2000-memory.dmp

    Filesize

    136KB

  • memory/2680-80-0x0000000007890000-0x00000000078A1000-memory.dmp

    Filesize

    68KB

  • memory/2680-81-0x00000000078C0000-0x00000000078CE000-memory.dmp

    Filesize

    56KB

  • memory/2680-29-0x0000000005BD0000-0x0000000005C36000-memory.dmp

    Filesize

    408KB

  • memory/2680-83-0x00000000079D0000-0x00000000079EA000-memory.dmp

    Filesize

    104KB

  • memory/2680-84-0x00000000079B0000-0x00000000079B8000-memory.dmp

    Filesize

    32KB

  • memory/2680-19-0x00000000054F0000-0x0000000005B18000-memory.dmp

    Filesize

    6.2MB

  • memory/2680-21-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB

  • memory/2680-17-0x0000000004DA0000-0x0000000004DD6000-memory.dmp

    Filesize

    216KB

  • memory/2680-92-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB

  • memory/2680-18-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB

  • memory/2680-20-0x00000000749C0000-0x0000000075170000-memory.dmp

    Filesize

    7.7MB