Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-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

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.

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7492f02aa1b14cf0841d24258ee474eee5e37f4bffc2d2ee7913676e8e6f0737.exe
    "C:\Users\Admin\AppData\Local\Temp\7492f02aa1b14cf0841d24258ee474eee5e37f4bffc2d2ee7913676e8e6f0737.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:868
    • 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:2664
    • 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:2692

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

System Information Discovery

1
T1082

Collection

Data from Local System

4
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/868-0-0x000000007418E000-0x000000007418F000-memory.dmp
    Filesize

    4KB

  • memory/868-1-0x0000000001050000-0x0000000001104000-memory.dmp
    Filesize

    720KB

  • memory/868-2-0x0000000074180000-0x000000007486E000-memory.dmp
    Filesize

    6.9MB

  • memory/868-3-0x00000000002D0000-0x00000000002F0000-memory.dmp
    Filesize

    128KB

  • memory/868-4-0x0000000000300000-0x0000000000310000-memory.dmp
    Filesize

    64KB

  • memory/868-5-0x00000000004B0000-0x00000000004C6000-memory.dmp
    Filesize

    88KB

  • memory/868-6-0x0000000004710000-0x0000000004792000-memory.dmp
    Filesize

    520KB

  • memory/868-20-0x0000000074180000-0x000000007486E000-memory.dmp
    Filesize

    6.9MB

  • memory/2692-17-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2692-15-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2692-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2692-11-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2692-8-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2692-7-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2692-19-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2692-9-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB