Analysis

  • max time kernel
    104s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-11-2024 01:38

General

  • Target

    be5538ff87a5b5219e063a8de6a59efae7b953fe2a3b2e6035bccd321d3d5095.exe

  • Size

    2.3MB

  • MD5

    839127291c05e0fe8f2db4b678397ec0

  • SHA1

    9a7e243162ad7947d0625a47e20fe26ebc82f0fc

  • SHA256

    be5538ff87a5b5219e063a8de6a59efae7b953fe2a3b2e6035bccd321d3d5095

  • SHA512

    7a1503b5f498050d2545195da2eaf41e8919c2f15dc9680cb51b7a502029d934fbbb3be9fb70d352239d88d36ff14b020cc5264dd6b24be0c9d2c844041b62cb

  • SSDEEP

    12288:WtFghMFvcxxO1Dqm+eO+Crln1lXaPZrBDNCIDvYoGbSNF:2FghKvExAO5rlnLcDC0GbsF

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Agenttesla family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 2 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 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.

  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • 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
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Looks up external IP address via web service 2 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.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\be5538ff87a5b5219e063a8de6a59efae7b953fe2a3b2e6035bccd321d3d5095.exe
    "C:\Users\Admin\AppData\Local\Temp\be5538ff87a5b5219e063a8de6a59efae7b953fe2a3b2e6035bccd321d3d5095.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:924
    • 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\be5538ff87a5b5219e063a8de6a59efae7b953fe2a3b2e6035bccd321d3d5095.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4564
    • 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:4548
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
      2⤵
        PID:3000

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4n005tga.ood.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/924-0-0x00007FFB33813000-0x00007FFB33815000-memory.dmp

      Filesize

      8KB

    • memory/924-1-0x000001DDBD8C0000-0x000001DDBD8F2000-memory.dmp

      Filesize

      200KB

    • memory/924-2-0x000001DDBF460000-0x000001DDBF4F2000-memory.dmp

      Filesize

      584KB

    • memory/924-3-0x00007FFB33810000-0x00007FFB342D1000-memory.dmp

      Filesize

      10.8MB

    • memory/924-24-0x00007FFB33810000-0x00007FFB342D1000-memory.dmp

      Filesize

      10.8MB

    • memory/4548-6-0x000000007522E000-0x000000007522F000-memory.dmp

      Filesize

      4KB

    • memory/4548-19-0x0000000005F30000-0x00000000064D4000-memory.dmp

      Filesize

      5.6MB

    • memory/4548-20-0x0000000005980000-0x00000000059E6000-memory.dmp

      Filesize

      408KB

    • memory/4548-4-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/4548-25-0x0000000006EB0000-0x0000000006F00000-memory.dmp

      Filesize

      320KB

    • memory/4548-26-0x0000000006FA0000-0x0000000007032000-memory.dmp

      Filesize

      584KB

    • memory/4548-27-0x0000000006F20000-0x0000000006F2A000-memory.dmp

      Filesize

      40KB

    • memory/4548-28-0x000000007522E000-0x000000007522F000-memory.dmp

      Filesize

      4KB

    • memory/4564-5-0x00007FFB33810000-0x00007FFB342D1000-memory.dmp

      Filesize

      10.8MB

    • memory/4564-7-0x000001F9F9640000-0x000001F9F9650000-memory.dmp

      Filesize

      64KB

    • memory/4564-8-0x000001F9F9640000-0x000001F9F9650000-memory.dmp

      Filesize

      64KB

    • memory/4564-14-0x000001F9F9EE0000-0x000001F9F9F02000-memory.dmp

      Filesize

      136KB

    • memory/4564-23-0x00007FFB33810000-0x00007FFB342D1000-memory.dmp

      Filesize

      10.8MB