Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    15-09-2024 11:35

General

  • Target

    8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe

  • Size

    755KB

  • MD5

    49a1b7551dcb6332880de16b36be8015

  • SHA1

    f14439e569ab7bdde5f50e1a430fdfc150fd45d2

  • SHA256

    8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac

  • SHA512

    a4d88e90e5aa53eb9d07b3527e1c4835c0a1cc2f2566a941da6e73cc1ded4c365faada34cf8cb632e2d4d2bce285f2b964962e944ad5fcb31cb9ebc8c1a1c940

  • SSDEEP

    12288:UytYRaUnn/ccM2iYx019cfbIX3sOZ6zHiit9ZSM+cYyvN+m5VbzODW151ZkR:5YgUkcX0/cfS8OZ6zHvocFPVHSg1E

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 3 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 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe
    "C:\Users\Admin\AppData\Local\Temp\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4976
    • 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\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3556
    • C:\Users\Admin\AppData\Local\Temp\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe
      "C:\Users\Admin\AppData\Local\Temp\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4920

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\8722d9be017fd945c9ace288f405051fd8ced8c141cadf680448d4e6cd5bf8ac.exe.log

    Filesize

    1KB

    MD5

    7e1ed0055c3eaa0bbc4a29ec1ef15a6a

    SHA1

    765b954c1adbb6a6ecc4fe912fdaa6d0fba0ae7d

    SHA256

    4c17576f64dea465c45a50573ee41771f7be9962ab2d07f961af4df5589bdcce

    SHA512

    de7c784c37d18c43820908add88f08ab4864c0ef3f9d158cc2c9d1bab120613cb093dd4bfc5d7ed0c289414956cfe0b213c386f8e6b5753847dec915566297c8

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_orykqqay.bye.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/3556-51-0x0000000007A00000-0x0000000007A11000-memory.dmp

    Filesize

    68KB

  • memory/3556-31-0x0000000074F90000-0x0000000075741000-memory.dmp

    Filesize

    7.7MB

  • memory/3556-56-0x0000000007B30000-0x0000000007B38000-memory.dmp

    Filesize

    32KB

  • memory/3556-53-0x0000000007A30000-0x0000000007A3E000-memory.dmp

    Filesize

    56KB

  • memory/3556-33-0x00000000064C0000-0x00000000064DE000-memory.dmp

    Filesize

    120KB

  • memory/3556-50-0x0000000007A80000-0x0000000007B16000-memory.dmp

    Filesize

    600KB

  • memory/3556-49-0x0000000007870000-0x000000000787A000-memory.dmp

    Filesize

    40KB

  • memory/3556-47-0x0000000007E30000-0x00000000084AA000-memory.dmp

    Filesize

    6.5MB

  • memory/3556-48-0x00000000077F0000-0x000000000780A000-memory.dmp

    Filesize

    104KB

  • memory/3556-45-0x0000000006A60000-0x0000000006A7E000-memory.dmp

    Filesize

    120KB

  • memory/3556-54-0x0000000007A40000-0x0000000007A55000-memory.dmp

    Filesize

    84KB

  • memory/3556-55-0x0000000007B40000-0x0000000007B5A000-memory.dmp

    Filesize

    104KB

  • memory/3556-46-0x00000000076A0000-0x0000000007744000-memory.dmp

    Filesize

    656KB

  • memory/3556-18-0x0000000074F90000-0x0000000075741000-memory.dmp

    Filesize

    7.7MB

  • memory/3556-36-0x0000000071060000-0x00000000710AC000-memory.dmp

    Filesize

    304KB

  • memory/3556-35-0x0000000006A80000-0x0000000006AB4000-memory.dmp

    Filesize

    208KB

  • memory/3556-16-0x00000000056B0000-0x0000000005CDA000-memory.dmp

    Filesize

    6.2MB

  • memory/3556-59-0x0000000074F90000-0x0000000075741000-memory.dmp

    Filesize

    7.7MB

  • memory/3556-34-0x0000000006560000-0x00000000065AC000-memory.dmp

    Filesize

    304KB

  • memory/3556-29-0x0000000005EC0000-0x0000000005EE2000-memory.dmp

    Filesize

    136KB

  • memory/3556-30-0x0000000005FD0000-0x0000000006036000-memory.dmp

    Filesize

    408KB

  • memory/3556-32-0x00000000060B0000-0x0000000006407000-memory.dmp

    Filesize

    3.3MB

  • memory/3556-14-0x0000000004FB0000-0x0000000004FE6000-memory.dmp

    Filesize

    216KB

  • memory/4920-28-0x0000000074F90000-0x0000000075741000-memory.dmp

    Filesize

    7.7MB

  • memory/4920-52-0x0000000006A70000-0x0000000006AC0000-memory.dmp

    Filesize

    320KB

  • memory/4920-60-0x0000000074F90000-0x0000000075741000-memory.dmp

    Filesize

    7.7MB

  • memory/4920-19-0x0000000005A10000-0x0000000005A76000-memory.dmp

    Filesize

    408KB

  • memory/4920-15-0x0000000074F90000-0x0000000075741000-memory.dmp

    Filesize

    7.7MB

  • memory/4920-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/4976-7-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

    Filesize

    4KB

  • memory/4976-9-0x0000000006990000-0x0000000006A12000-memory.dmp

    Filesize

    520KB

  • memory/4976-8-0x0000000074F90000-0x0000000075741000-memory.dmp

    Filesize

    7.7MB

  • memory/4976-0-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

    Filesize

    4KB

  • memory/4976-6-0x00000000051E0000-0x00000000051F0000-memory.dmp

    Filesize

    64KB

  • memory/4976-10-0x0000000008F60000-0x0000000008FFC000-memory.dmp

    Filesize

    624KB

  • memory/4976-5-0x0000000005020000-0x000000000502A000-memory.dmp

    Filesize

    40KB

  • memory/4976-4-0x0000000074F90000-0x0000000075741000-memory.dmp

    Filesize

    7.7MB

  • memory/4976-3-0x0000000005080000-0x0000000005112000-memory.dmp

    Filesize

    584KB

  • memory/4976-2-0x0000000005590000-0x0000000005B36000-memory.dmp

    Filesize

    5.6MB

  • memory/4976-1-0x00000000005E0000-0x000000000069E000-memory.dmp

    Filesize

    760KB

  • memory/4976-17-0x0000000074F90000-0x0000000075741000-memory.dmp

    Filesize

    7.7MB