Overview

overview

10

Static

static

1

fe03eaf28b...02.exe

windows7-x64

10

fe03eaf28b...02.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    95s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-09-2024 01:48

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General

  • Target

    fe03eaf28bc8911f525983a47431e8e4d338a8abc7f2c7833596480ea5eddb02.exe

  • Size

    2.5MB

  • MD5

    2fd029782f709559adefb235eedbd093

  • SHA1

    677219bbd0ab70938a2a658b336418df69c9bb15

  • SHA256

    fe03eaf28bc8911f525983a47431e8e4d338a8abc7f2c7833596480ea5eddb02

  • SHA512

    c86032f2060a89e82ee32549612d5004d10d23010f3e7647821bac25a05340a381f7e0355be63d8ff7f8ccd4d26a2605dcda3e114bd3471e2497410f6b7e029d

  • SSDEEP

    12288:fHPEAmDrpKPtlUM7X1dsUxawC66IHn4Ks6axdNFAzE8l1+/bU5G7AOsS7o:fHPHDUujFC66ge5FMRl1dG7eS7o

Score
10/10
agentteslacredential_accessdiscoveryevasionexecutionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     ftp
  • Host:
    ftp://ftp.fosna.net
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    u;4z3V.Iir1l

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • UAC bypass 3 TTPs 1 IoCs
    evasiontrojan
  • Windows security bypass 2 TTPs 2 IoCs
    evasiontrojan
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

    credential_accessstealer
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
    evasion
  • 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
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Windows security modification 2 TTPs 3 IoCs
    evasiontrojan
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
    evasiontrojan
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • 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 1 IoCs

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

    discovery
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\fe03eaf28bc8911f525983a47431e8e4d338a8abc7f2c7833596480ea5eddb02.exe
    "C:\Users\Admin\AppData\Local\Temp\fe03eaf28bc8911f525983a47431e8e4d338a8abc7f2c7833596480ea5eddb02.exe"
    1⤵
    • UAC bypass
    • Windows security bypass
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Checks computer location settings
    • Windows security modification
    • Checks whether UAC is enabled
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:2888
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\fe03eaf28bc8911f525983a47431e8e4d338a8abc7f2c7833596480ea5eddb02.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2316
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
      2⤵
        PID:4728
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3076
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
        2⤵
          PID:1868

      Network

      MITRE ATT&CK Enterprise v15

      Reconnaissance

      Resource Development

      Initial Access

      Execution

      Command and Scripting Interpreter

      1
      T1059

      PowerShell

      1
      T1059.001

      Persistence

      Privilege Escalation

      Abuse Elevation Control Mechanism

      1
      T1548

      Bypass User Account Control

      1
      T1548.002

      Defense Evasion

      Abuse Elevation Control Mechanism

      1
      T1548

      Bypass User Account Control

      1
      T1548.002

      Impair Defenses

      3
      T1562

      Disable or Modify Tools

      3
      T1562.001

      Modify Registry

      4
      T1112

      Virtualization/Sandbox Evasion

      2
      T1497

      Credential Access

      Credentials from Password Stores

      1
      T1555

      Credentials from Web Browsers

      1
      T1555.003

      Discovery

      Peripheral Device Discovery

      1
      T1120

      Query Registry

      5
      T1012

      System Information Discovery

      5
      T1082

      System Location Discovery

      1
      T1614

      System Language Discovery

      1
      T1614.001

      Virtualization/Sandbox Evasion

      2
      T1497

      Lateral Movement

      Collection

      Command and Control

      Exfiltration

      Impact

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_x44ylebn.xxz.ps1
        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        Download Submit

      • memory/2316-16-0x00007FFF42910000-0x00007FFF433D1000-memory.dmp

        Filesize

        10.8MB

        Download

      • memory/2316-15-0x000002092A4D0000-0x000002092A4F2000-memory.dmp

        Filesize

        136KB

        Download

      • memory/2316-22-0x00007FFF42910000-0x00007FFF433D1000-memory.dmp

        Filesize

        10.8MB

        Download

      • memory/2316-4-0x00007FFF42910000-0x00007FFF433D1000-memory.dmp

        Filesize

        10.8MB

        Download

      • memory/2316-5-0x00007FFF42910000-0x00007FFF433D1000-memory.dmp

        Filesize

        10.8MB

        Download

      • memory/2316-21-0x000002092A660000-0x000002092A87C000-memory.dmp

        Filesize

        2.1MB

        Download

      • memory/2888-1-0x000002709C860000-0x000002709C878000-memory.dmp

        Filesize

        96KB

        Download

      • memory/2888-2-0x00000270B6EC0000-0x00000270B6F54000-memory.dmp

        Filesize

        592KB

        Download

      • memory/2888-3-0x00007FFF42910000-0x00007FFF433D1000-memory.dmp

        Filesize

        10.8MB

        Download

      • memory/2888-0-0x00007FFF42913000-0x00007FFF42915000-memory.dmp

        Filesize

        8KB

        Download

      • memory/2888-24-0x00007FFF42910000-0x00007FFF433D1000-memory.dmp

        Filesize

        10.8MB

        Download

      • memory/3076-18-0x0000000005D00000-0x00000000062A4000-memory.dmp

        Filesize

        5.6MB

        Download

      • memory/3076-17-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

        Download

      • memory/3076-23-0x0000000005850000-0x00000000058B6000-memory.dmp

        Filesize

        408KB

        Download

      • memory/3076-25-0x0000000006B30000-0x0000000006B80000-memory.dmp

        Filesize

        320KB

        Download

      • memory/3076-26-0x0000000006C20000-0x0000000006CB2000-memory.dmp

        Filesize

        584KB

        Download

      • memory/3076-27-0x0000000006BB0000-0x0000000006BBA000-memory.dmp

        Filesize

        40KB

        Download