Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2024 11:43

General

  • Target

    7492f02aa1b14cf0841d24258ee474eee5e37f4bffc2d2ee7913676e8e6f0737.exe

  • Size

    698KB

  • MD5

    1936f9e785d92a881fc7ed6a82817954

  • SHA1

    b4e306b0a6229745c7cb37a928dc08f59df61769

  • SHA256

    7492f02aa1b14cf0841d24258ee474eee5e37f4bffc2d2ee7913676e8e6f0737

  • SHA512

    793c982bdf1277f9ce68d30f9e4383530e47d2a9e024af2208be78d754901c4f158189417c4cdd25dac0efbe9bffd1e4d06b8f8d06a9e396e30a830555a768c5

  • SSDEEP

    12288:aajAXYMjhvPie/rByY7777777777777vAxBWfDtrn6cJHvafzKx9gp+nmnXlN3+X:aajAXYMFniyy+AxUfZ6oifzIgomnXlNP

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.afsolutions.gr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Vhtd31!5

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 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7492f02aa1b14cf0841d24258ee474eee5e37f4bffc2d2ee7913676e8e6f0737.exe
    "C:\Users\Admin\AppData\Local\Temp\7492f02aa1b14cf0841d24258ee474eee5e37f4bffc2d2ee7913676e8e6f0737.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3844
    • 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\7492f02aa1b14cf0841d24258ee474eee5e37f4bffc2d2ee7913676e8e6f0737.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2248
    • C:\Users\Admin\AppData\Local\Temp\7492f02aa1b14cf0841d24258ee474eee5e37f4bffc2d2ee7913676e8e6f0737.exe
      "C:\Users\Admin\AppData\Local\Temp\7492f02aa1b14cf0841d24258ee474eee5e37f4bffc2d2ee7913676e8e6f0737.exe"
      2⤵
        PID:1856
      • C:\Users\Admin\AppData\Local\Temp\7492f02aa1b14cf0841d24258ee474eee5e37f4bffc2d2ee7913676e8e6f0737.exe
        "C:\Users\Admin\AppData\Local\Temp\7492f02aa1b14cf0841d24258ee474eee5e37f4bffc2d2ee7913676e8e6f0737.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1956

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Execution

    Command and Scripting Interpreter

    1
    T1059

    PowerShell

    1
    T1059.001

    Credential Access

    Unsecured Credentials

    4
    T1552

    Credentials In Files

    3
    T1552.001

    Credentials in Registry

    1
    T1552.002

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Collection

    Data from Local System

    4
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ugtpl2mf.jtd.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1956-11-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/1956-62-0x00000000743F0000-0x0000000074BA0000-memory.dmp
      Filesize

      7.7MB

    • memory/1956-58-0x0000000006730000-0x0000000006780000-memory.dmp
      Filesize

      320KB

    • memory/1956-17-0x00000000743F0000-0x0000000074BA0000-memory.dmp
      Filesize

      7.7MB

    • memory/1956-15-0x0000000005950000-0x00000000059B6000-memory.dmp
      Filesize

      408KB

    • memory/1956-13-0x00000000743F0000-0x0000000074BA0000-memory.dmp
      Filesize

      7.7MB

    • memory/2248-48-0x0000000007740000-0x00000000077E3000-memory.dmp
      Filesize

      652KB

    • memory/2248-33-0x00000000743F0000-0x0000000074BA0000-memory.dmp
      Filesize

      7.7MB

    • memory/2248-61-0x00000000743F0000-0x0000000074BA0000-memory.dmp
      Filesize

      7.7MB

    • memory/2248-57-0x0000000007BA0000-0x0000000007BA8000-memory.dmp
      Filesize

      32KB

    • memory/2248-56-0x0000000007BC0000-0x0000000007BDA000-memory.dmp
      Filesize

      104KB

    • memory/2248-55-0x0000000007AC0000-0x0000000007AD4000-memory.dmp
      Filesize

      80KB

    • memory/2248-14-0x0000000002C10000-0x0000000002C46000-memory.dmp
      Filesize

      216KB

    • memory/2248-54-0x0000000007AB0000-0x0000000007ABE000-memory.dmp
      Filesize

      56KB

    • memory/2248-53-0x0000000007A80000-0x0000000007A91000-memory.dmp
      Filesize

      68KB

    • memory/2248-18-0x0000000005600000-0x0000000005C28000-memory.dmp
      Filesize

      6.2MB

    • memory/2248-19-0x00000000743F0000-0x0000000074BA0000-memory.dmp
      Filesize

      7.7MB

    • memory/2248-52-0x0000000007B00000-0x0000000007B96000-memory.dmp
      Filesize

      600KB

    • memory/2248-20-0x0000000005410000-0x0000000005432000-memory.dmp
      Filesize

      136KB

    • memory/2248-51-0x00000000078F0000-0x00000000078FA000-memory.dmp
      Filesize

      40KB

    • memory/2248-27-0x00000000743F0000-0x0000000074BA0000-memory.dmp
      Filesize

      7.7MB

    • memory/2248-21-0x0000000005C30000-0x0000000005C96000-memory.dmp
      Filesize

      408KB

    • memory/2248-28-0x0000000005E90000-0x00000000061E4000-memory.dmp
      Filesize

      3.3MB

    • memory/2248-50-0x0000000007870000-0x000000000788A000-memory.dmp
      Filesize

      104KB

    • memory/2248-34-0x0000000006560000-0x000000000657E000-memory.dmp
      Filesize

      120KB

    • memory/2248-35-0x00000000065F0000-0x000000000663C000-memory.dmp
      Filesize

      304KB

    • memory/2248-36-0x0000000006B20000-0x0000000006B52000-memory.dmp
      Filesize

      200KB

    • memory/2248-37-0x0000000070070000-0x00000000700BC000-memory.dmp
      Filesize

      304KB

    • memory/2248-47-0x0000000006AF0000-0x0000000006B0E000-memory.dmp
      Filesize

      120KB

    • memory/2248-49-0x0000000007F20000-0x000000000859A000-memory.dmp
      Filesize

      6.5MB

    • memory/3844-0-0x00000000743FE000-0x00000000743FF000-memory.dmp
      Filesize

      4KB

    • memory/3844-8-0x0000000005C00000-0x0000000005C16000-memory.dmp
      Filesize

      88KB

    • memory/3844-3-0x00000000055B0000-0x0000000005642000-memory.dmp
      Filesize

      584KB

    • memory/3844-16-0x00000000743F0000-0x0000000074BA0000-memory.dmp
      Filesize

      7.7MB

    • memory/3844-4-0x0000000005570000-0x000000000557A000-memory.dmp
      Filesize

      40KB

    • memory/3844-5-0x00000000743F0000-0x0000000074BA0000-memory.dmp
      Filesize

      7.7MB

    • memory/3844-6-0x0000000005990000-0x00000000059B0000-memory.dmp
      Filesize

      128KB

    • memory/3844-7-0x0000000005BF0000-0x0000000005C00000-memory.dmp
      Filesize

      64KB

    • memory/3844-10-0x0000000009220000-0x00000000092BC000-memory.dmp
      Filesize

      624KB

    • memory/3844-2-0x0000000005C60000-0x0000000006204000-memory.dmp
      Filesize

      5.6MB

    • memory/3844-9-0x0000000006C80000-0x0000000006D02000-memory.dmp
      Filesize

      520KB

    • memory/3844-1-0x0000000000C10000-0x0000000000CC4000-memory.dmp
      Filesize

      720KB