Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    04-09-2024 14:52

General

  • Target

    699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe

  • Size

    652KB

  • MD5

    c32f9ec932828cb58da2a9fde44a4635

  • SHA1

    e13e8202a7f83df99bacbf89bfc303c9d73a68a8

  • SHA256

    699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b

  • SHA512

    39a7affc06ba2f14e731688292d073784e6c40482e4222a1c061093a1464646427c294e4232b950637267f60f70ea2fa8d971cafcc556dabfcbf56d1bc13df1f

  • SSDEEP

    12288:199glhtubCawcYZP1Y663TmwQxzcnhApsyaoJYD/exqBfHVdGrtaEJmxzBI8y7tN:1dwV1STmwQxqroqD2xWVdGZmxzBI8C

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.

  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • 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\699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe
    "C:\Users\Admin\AppData\Local\Temp\699af4e8e4d2f3b3ab73268c846f4013f677bc183b9c561279f88c0239972b9b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1924
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fZiZbwCArj.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2188
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fZiZbwCArj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE408.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2556
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpE408.tmp

    Filesize

    1KB

    MD5

    806a162fe59a19fb1328ab4918e050cc

    SHA1

    b8284baca61d35cbdff6ffcf74ad8d7f14ec181e

    SHA256

    4d07957798d09f167ed63fcd74e0a49f37bc1c365c11cb8dce13b0c320cf6157

    SHA512

    ed8f87236c7b0598a151f90bc85ba8ad47423ae9008671aebe18e0132377c21054bd08564df501ee3b9185d169765b5363d41a0256a4452dc2d35eb05df063fa

  • memory/1924-4-0x0000000074A3E000-0x0000000074A3F000-memory.dmp

    Filesize

    4KB

  • memory/1924-5-0x0000000074A30000-0x000000007511E000-memory.dmp

    Filesize

    6.9MB

  • memory/1924-27-0x0000000074A30000-0x000000007511E000-memory.dmp

    Filesize

    6.9MB

  • memory/1924-0-0x0000000074A3E000-0x0000000074A3F000-memory.dmp

    Filesize

    4KB

  • memory/1924-1-0x0000000001170000-0x000000000121A000-memory.dmp

    Filesize

    680KB

  • memory/1924-6-0x0000000000AB0000-0x0000000000ABC000-memory.dmp

    Filesize

    48KB

  • memory/1924-7-0x0000000000FE0000-0x0000000001062000-memory.dmp

    Filesize

    520KB

  • memory/1924-2-0x0000000074A30000-0x000000007511E000-memory.dmp

    Filesize

    6.9MB

  • memory/1924-3-0x00000000003B0000-0x00000000003C0000-memory.dmp

    Filesize

    64KB

  • memory/2792-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2792-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2792-24-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2792-26-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2792-25-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2792-23-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2792-21-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2792-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB