Analysis

  • max time kernel
    119s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-09-2024 12:50

General

  • Target

    9ea0a0d830d560e34c04870341fac3631ded5d423ec8104fe3d56b62ff0668ac.exe

  • Size

    806KB

  • MD5

    0ce8f39e540c12f1fb211f830b29d089

  • SHA1

    ab1ad00d47f2c0ef73713d5b8b3dcd2ec5fd71e4

  • SHA256

    9ea0a0d830d560e34c04870341fac3631ded5d423ec8104fe3d56b62ff0668ac

  • SHA512

    073dde0ad37c89e26df133a2e5488b22f2fd1acfcd038eeedf1331bc36e774f22077663bc96e92150be313f84e241fb20c3f2e8b8bc7e8d80aad2dae8d453dc9

  • SSDEEP

    12288:9hpUdvndmMPW31fFnBD3UvELOEG5hLESBRiZSg9nRzlMQeYJV0SdbmmRsGCN:94Fng91fl6vVPYqI9ntqWySsmRw

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.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • 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.

  • 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
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9ea0a0d830d560e34c04870341fac3631ded5d423ec8104fe3d56b62ff0668ac.exe
    "C:\Users\Admin\AppData\Local\Temp\9ea0a0d830d560e34c04870341fac3631ded5d423ec8104fe3d56b62ff0668ac.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
      "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\9ea0a0d830d560e34c04870341fac3631ded5d423ec8104fe3d56b62ff0668ac.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'
      2⤵
      • Drops startup file
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2732
    • C:\Users\Admin\AppData\Local\Temp\9ea0a0d830d560e34c04870341fac3631ded5d423ec8104fe3d56b62ff0668ac.exe
      "C:\Users\Admin\AppData\Local\Temp\9ea0a0d830d560e34c04870341fac3631ded5d423ec8104fe3d56b62ff0668ac.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2560

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\9ea0a0d830d560e34c04870341fac3631ded5d423ec8104fe3d56b62ff0668ac.exe

    Filesize

    806KB

    MD5

    0ce8f39e540c12f1fb211f830b29d089

    SHA1

    ab1ad00d47f2c0ef73713d5b8b3dcd2ec5fd71e4

    SHA256

    9ea0a0d830d560e34c04870341fac3631ded5d423ec8104fe3d56b62ff0668ac

    SHA512

    073dde0ad37c89e26df133a2e5488b22f2fd1acfcd038eeedf1331bc36e774f22077663bc96e92150be313f84e241fb20c3f2e8b8bc7e8d80aad2dae8d453dc9

  • memory/2560-16-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2560-25-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2560-18-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2560-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2560-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2560-22-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2560-28-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2560-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2732-7-0x000000006F541000-0x000000006F542000-memory.dmp

    Filesize

    4KB

  • memory/2732-13-0x000000006F540000-0x000000006FAEB000-memory.dmp

    Filesize

    5.7MB

  • memory/2732-11-0x000000006F540000-0x000000006FAEB000-memory.dmp

    Filesize

    5.7MB

  • memory/2732-9-0x000000006F540000-0x000000006FAEB000-memory.dmp

    Filesize

    5.7MB

  • memory/2732-10-0x000000006F540000-0x000000006FAEB000-memory.dmp

    Filesize

    5.7MB

  • memory/2732-8-0x000000006F540000-0x000000006FAEB000-memory.dmp

    Filesize

    5.7MB

  • memory/3056-14-0x00000000003C0000-0x00000000003C8000-memory.dmp

    Filesize

    32KB

  • memory/3056-0-0x000000007449E000-0x000000007449F000-memory.dmp

    Filesize

    4KB

  • memory/3056-4-0x0000000074490000-0x0000000074B7E000-memory.dmp

    Filesize

    6.9MB

  • memory/3056-3-0x0000000074490000-0x0000000074B7E000-memory.dmp

    Filesize

    6.9MB

  • memory/3056-2-0x0000000000970000-0x00000000009E0000-memory.dmp

    Filesize

    448KB

  • memory/3056-1-0x0000000000D00000-0x0000000000DD0000-memory.dmp

    Filesize

    832KB

  • memory/3056-29-0x0000000074490000-0x0000000074B7E000-memory.dmp

    Filesize

    6.9MB