Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    19-06-2024 13:48

General

  • Target

    INV-24ZG0594.exe

  • Size

    910KB

  • MD5

    d868854c37dd7722b8ca6ca1cd08939c

  • SHA1

    adc72f35deecfa68966ddf13579f694dc35381fe

  • SHA256

    28d2b1b1dcf69a8c47eb0d2950e6fa9942c4595ad90dcc327a36450c4a1ef47d

  • SHA512

    fe0671bc1d536af9483c66b013d88a82a32323d1b978dd16783501b4306f1f8bc2c8d12f5aca6ab94a7af8f66fd3c2fed83d5b8c8ccbd9c4a3615319b7ca8fe1

  • SSDEEP

    12288:Px1JzsNKCQ8c81faW0GP8D3RjcvcjkLWzL6jtlqlwtGbkN4J4hTk0KwILIP:oQEoGsevc0qlwAANxT/zy

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 1 IoCs

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

  • Looks up external IP address via web service 2 IoCs

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

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

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\INV-24ZG0594.exe
    "C:\Users\Admin\AppData\Local\Temp\INV-24ZG0594.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2056
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\auhIEiVU.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3000
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\auhIEiVU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4AB6.tmp"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:3020
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp4AB6.tmp

    Filesize

    1KB

    MD5

    aa444513432f2fcf98b51e42655fcc5d

    SHA1

    d8db43c97413c70677200562a20b41a6e1ab2550

    SHA256

    116d42b6408d5c8de09bbfa8efa41472ba295a11f234f547205f7e6e1a9fda38

    SHA512

    fb579203d8d2ad665e30996550832fe1bb2effbd2b8fa8fc95327fe24c06ceb6ece89b6381b450e01bee70668e281822c09ad8f21c27fb4d021bbdb95e42a637

  • memory/2056-26-0x0000000073FA0000-0x000000007468E000-memory.dmp

    Filesize

    6.9MB

  • memory/2056-1-0x0000000000390000-0x000000000047A000-memory.dmp

    Filesize

    936KB

  • memory/2056-2-0x0000000073FA0000-0x000000007468E000-memory.dmp

    Filesize

    6.9MB

  • memory/2056-3-0x00000000002F0000-0x0000000000302000-memory.dmp

    Filesize

    72KB

  • memory/2056-4-0x0000000000670000-0x0000000000678000-memory.dmp

    Filesize

    32KB

  • memory/2056-5-0x0000000000680000-0x000000000068C000-memory.dmp

    Filesize

    48KB

  • memory/2056-6-0x00000000048A0000-0x0000000004922000-memory.dmp

    Filesize

    520KB

  • memory/2056-0-0x0000000073FAE000-0x0000000073FAF000-memory.dmp

    Filesize

    4KB

  • memory/2748-14-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2748-25-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2748-23-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2748-24-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2748-22-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2748-20-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2748-18-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2748-16-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB