Analysis

  • max time kernel
    135s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/08/2024, 08:40

General

  • Target

    2.exe

  • Size

    657KB

  • MD5

    fe0fb76c547cb2fdca9935bd13e73a19

  • SHA1

    6b2b9bacc4adf2a3c41ce88fec821ba5221fc91b

  • SHA256

    7fbb218c97b61a5da84737c2b149277bc2d2c06601d891704d16924005379a2f

  • SHA512

    48ec8cda6718c799c0122796c8ecd92b616facca6ab919b05b4b2a0308e1917790956e213a240e9346e09a53481e8e59c66ba707a16fa03cf5a54496140c960b

  • SSDEEP

    12288:P0acJVVEa/PUSyT4kcdqHOm92LcoOae2QlyspzXSkiexguszHV:HirMSZMOBczaAyspzCPexQzH

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2.exe
    "C:\Users\Admin\AppData\Local\Temp\2.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1688
    • 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\2.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1628
    • C:\Users\Admin\AppData\Local\Temp\2.exe
      "C:\Users\Admin\AppData\Local\Temp\2.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:5072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5uyvlvg4.zrs.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1628-51-0x0000000007210000-0x000000000721A000-memory.dmp

    Filesize

    40KB

  • memory/1628-48-0x0000000007070000-0x0000000007113000-memory.dmp

    Filesize

    652KB

  • memory/1628-62-0x0000000074AE0000-0x0000000075290000-memory.dmp

    Filesize

    7.7MB

  • memory/1628-59-0x00000000074C0000-0x00000000074C8000-memory.dmp

    Filesize

    32KB

  • memory/1628-58-0x00000000074E0000-0x00000000074FA000-memory.dmp

    Filesize

    104KB

  • memory/1628-57-0x00000000073E0000-0x00000000073F4000-memory.dmp

    Filesize

    80KB

  • memory/1628-56-0x00000000073D0000-0x00000000073DE000-memory.dmp

    Filesize

    56KB

  • memory/1628-53-0x00000000073A0000-0x00000000073B1000-memory.dmp

    Filesize

    68KB

  • memory/1628-52-0x0000000007420000-0x00000000074B6000-memory.dmp

    Filesize

    600KB

  • memory/1628-50-0x00000000071A0000-0x00000000071BA000-memory.dmp

    Filesize

    104KB

  • memory/1628-49-0x00000000077E0000-0x0000000007E5A000-memory.dmp

    Filesize

    6.5MB

  • memory/1628-34-0x0000000005E70000-0x0000000005E8E000-memory.dmp

    Filesize

    120KB

  • memory/1628-47-0x0000000006430000-0x000000000644E000-memory.dmp

    Filesize

    120KB

  • memory/1628-37-0x0000000070740000-0x000000007078C000-memory.dmp

    Filesize

    304KB

  • memory/1628-17-0x00000000048E0000-0x0000000004916000-memory.dmp

    Filesize

    216KB

  • memory/1628-36-0x0000000006E30000-0x0000000006E62000-memory.dmp

    Filesize

    200KB

  • memory/1628-18-0x0000000074AE0000-0x0000000075290000-memory.dmp

    Filesize

    7.7MB

  • memory/1628-28-0x0000000074AE0000-0x0000000075290000-memory.dmp

    Filesize

    7.7MB

  • memory/1628-22-0x0000000004F40000-0x0000000004FA6000-memory.dmp

    Filesize

    408KB

  • memory/1628-21-0x0000000074AE0000-0x0000000075290000-memory.dmp

    Filesize

    7.7MB

  • memory/1628-35-0x0000000005EA0000-0x0000000005EEC000-memory.dmp

    Filesize

    304KB

  • memory/1628-29-0x0000000005810000-0x0000000005B64000-memory.dmp

    Filesize

    3.3MB

  • memory/1628-19-0x0000000004FF0000-0x0000000005618000-memory.dmp

    Filesize

    6.2MB

  • memory/1628-20-0x0000000004EA0000-0x0000000004EC2000-memory.dmp

    Filesize

    136KB

  • memory/1688-1-0x0000000000E40000-0x0000000000EEA000-memory.dmp

    Filesize

    680KB

  • memory/1688-7-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

    Filesize

    4KB

  • memory/1688-3-0x00000000058C0000-0x0000000005952000-memory.dmp

    Filesize

    584KB

  • memory/1688-4-0x0000000074AE0000-0x0000000075290000-memory.dmp

    Filesize

    7.7MB

  • memory/1688-14-0x0000000074AE0000-0x0000000075290000-memory.dmp

    Filesize

    7.7MB

  • memory/1688-5-0x0000000005980000-0x000000000598A000-memory.dmp

    Filesize

    40KB

  • memory/1688-6-0x0000000005F00000-0x0000000005F18000-memory.dmp

    Filesize

    96KB

  • memory/1688-10-0x0000000006DC0000-0x0000000006E5C000-memory.dmp

    Filesize

    624KB

  • memory/1688-0-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

    Filesize

    4KB

  • memory/1688-9-0x0000000006B00000-0x0000000006B72000-memory.dmp

    Filesize

    456KB

  • memory/1688-8-0x0000000074AE0000-0x0000000075290000-memory.dmp

    Filesize

    7.7MB

  • memory/1688-2-0x0000000005F50000-0x00000000064F4000-memory.dmp

    Filesize

    5.6MB

  • memory/5072-55-0x0000000006890000-0x0000000006A52000-memory.dmp

    Filesize

    1.8MB

  • memory/5072-54-0x0000000006670000-0x00000000066C0000-memory.dmp

    Filesize

    320KB

  • memory/5072-11-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/5072-13-0x0000000074AE0000-0x0000000075290000-memory.dmp

    Filesize

    7.7MB

  • memory/5072-15-0x0000000005240000-0x00000000052A6000-memory.dmp

    Filesize

    408KB

  • memory/5072-16-0x0000000074AE0000-0x0000000075290000-memory.dmp

    Filesize

    7.7MB

  • memory/5072-63-0x0000000074AE0000-0x0000000075290000-memory.dmp

    Filesize

    7.7MB