Overview

overview

10

Static

static

3

b5e9a3a112...fe.exe

windows7-x64

10

b5e9a3a112...fe.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 01:56

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General

  • Target

    b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe

  • Size

    836KB

  • MD5

    b90266d6b73db4f10b1cc8f90a81a4aa

  • SHA1

    9422dd5935c7299da1c6c8b7b5e0e9e89743ddfb

  • SHA256

    b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe

  • SHA512

    aed559705834aedce48808f2225d2657c59ec24f2766bae56750544d9507fb47b05b8efe7690cfba769031954e6437895910828fc68a17f9b2602baa34a78828

  • SSDEEP

    24576:Yw4bjw4bJWBbDcr6vNVIbKADy2VqC5yYOWMU/fpTMnp7:Yw4bjw4bARE6FWbKegCEYOWMU5TMR

Score
10/10
agentteslaexecutionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • Detect packed .NET executables. Mostly AgentTeslaV4. 5 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs
  • 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.

    execution
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
    "C:\Users\Admin\AppData\Local\Temp\b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2860
    • 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\b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2544
    • C:\Users\Admin\AppData\Local\Temp\b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
      "C:\Users\Admin\AppData\Local\Temp\b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe"
      2⤵
        PID:2608
      • C:\Users\Admin\AppData\Local\Temp\b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
        "C:\Users\Admin\AppData\Local\Temp\b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe"
        2⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2624

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Initial Access

    Execution

    Command and Scripting Interpreter

    1
    T1059

    PowerShell

    1
    T1059.001

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Unsecured Credentials

    2
    T1552

    Credentials In Files

    2
    T1552.001

    Discovery

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Data from Local System

    2
    T1005

    Exfiltration

    Command and Control

    Impact

    Resource Development

    Reconnaissance

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2624-11-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

      Download
    • memory/2624-8-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

      Download
    • memory/2624-10-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

      Download
    • memory/2624-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
      Filesize

      4KB

      Download
    • memory/2624-6-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

      Download
    • memory/2624-16-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

      Download
    • memory/2624-18-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

      Download
    • memory/2624-14-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

      Download
    • memory/2860-3-0x0000000000390000-0x00000000003AA000-memory.dmp
      Filesize

      104KB

      Download
    • memory/2860-19-0x0000000074610000-0x0000000074CFE000-memory.dmp
      Filesize

      6.9MB

      Download
    • memory/2860-5-0x0000000005610000-0x0000000005692000-memory.dmp
      Filesize

      520KB

      Download
    • memory/2860-4-0x00000000003F0000-0x0000000000400000-memory.dmp
      Filesize

      64KB

      Download
    • memory/2860-0-0x000000007461E000-0x000000007461F000-memory.dmp
      Filesize

      4KB

      Download
    • memory/2860-2-0x0000000074610000-0x0000000074CFE000-memory.dmp
      Filesize

      6.9MB

      Download
    • memory/2860-1-0x0000000000EA0000-0x0000000000F74000-memory.dmp
      Filesize

      848KB

      Download