Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    12-06-2024 01:34

General

  • Target

    eff9d3d2ef7056b17de810f0a56e975ddd113b209019fc952d7a34cd58833862.exe

  • Size

    771KB

  • MD5

    3adf7ea1dce08cca2dbaef89283a78c2

  • SHA1

    9eb9e00dac6cf838067a4adb6572ed2540ef5647

  • SHA256

    eff9d3d2ef7056b17de810f0a56e975ddd113b209019fc952d7a34cd58833862

  • SHA512

    0a0164ad0b9d12660a9f1c58f07b6bf66dbd9e481c663f994a4b0eaeac216f21534ff4504d25618e7448538195086d89e960e47f726c200a07206b8ed208c457

  • SSDEEP

    12288:7k3JVD0zzIa0nqErBg4wFt0jod3ZCTCNgiYC/72BmKBQACR5leZlN7JkR:YP1a0qcBgWKqhiYCCTQA+erJU

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 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eff9d3d2ef7056b17de810f0a56e975ddd113b209019fc952d7a34cd58833862.exe
    "C:\Users\Admin\AppData\Local\Temp\eff9d3d2ef7056b17de810f0a56e975ddd113b209019fc952d7a34cd58833862.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2748
    • 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\eff9d3d2ef7056b17de810f0a56e975ddd113b209019fc952d7a34cd58833862.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2724
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\HyvPcWbjbGIg.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2712
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HyvPcWbjbGIg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4EBC.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2664
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp4EBC.tmp

    Filesize

    1KB

    MD5

    fa974f0fc3dd34f9c99305ee51fc0a3e

    SHA1

    8ae1a4632bd6f91d246d5a2f2d073bf4a6a3e2e4

    SHA256

    46d1e2cd55f9c02e744463399eae84fab8b8edce1dd1013245cc50bb804d486b

    SHA512

    524f87ec4db672d272c0b900c12d5f6d8935b0c0e35618d563e88c923992c33ef00253ee14e4cb3cd5f1ec0c39792b4f8ba060cc88db39dfe0a0861657b8d4bb

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    838def79d6e188d9c83dc1e93bb835d8

    SHA1

    c1b75794d9d8559c773c4c929d536dc78a90a9da

    SHA256

    b3abff2fee5109956eba7176348ee9a3c752ea5f0c2822a8e72251d311820bce

    SHA512

    7f2f9391900c262d9f70c5b10bf64587b629eb91a748f7369c13ee6abec1d0908e4604eef3160a6f0ec2a7b7bd5d1a42adb1eb20eb9760571e0cee88a483e56a

  • memory/2536-24-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2536-28-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2536-20-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2536-23-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2536-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2536-27-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2536-18-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2536-29-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2748-2-0x0000000074030000-0x000000007471E000-memory.dmp

    Filesize

    6.9MB

  • memory/2748-1-0x0000000001050000-0x0000000001114000-memory.dmp

    Filesize

    784KB

  • memory/2748-0-0x000000007403E000-0x000000007403F000-memory.dmp

    Filesize

    4KB

  • memory/2748-3-0x00000000009A0000-0x00000000009C2000-memory.dmp

    Filesize

    136KB

  • memory/2748-5-0x0000000005DE0000-0x0000000005E62000-memory.dmp

    Filesize

    520KB

  • memory/2748-4-0x0000000000570000-0x0000000000580000-memory.dmp

    Filesize

    64KB

  • memory/2748-30-0x0000000074030000-0x000000007471E000-memory.dmp

    Filesize

    6.9MB