Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12-09-2024 06:08

General

  • Target

    2d0ddb1cd7975ca889ab6359888d4bb1a7cecd1afbbf411b21dfbfeabf5353e9.exe

  • Size

    686KB

  • MD5

    26004b988ecff458b5e234122e34e29d

  • SHA1

    4ca844dd2d3e4c2f6fd548c274001cc7cdb072f4

  • SHA256

    2d0ddb1cd7975ca889ab6359888d4bb1a7cecd1afbbf411b21dfbfeabf5353e9

  • SHA512

    9dcad1cdc71a3390e278a3ebdda05c2b363b36117b7e13e8e9483ea3bee18edd1c6328055c3d0058e3eefad150d7d923182caaec310ab6c75c8c9b78a2c54e46

  • SSDEEP

    12288:7Viwt5mehMQM7ywvwfN1NhFRxkvLDQY/LBxGGRd4XDQMX8miPoXH:JiwY778NHTgLDR/LeYWXcMX8miPo

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5411974807:AAHPmEnh0nziodgxewx85KsGBlVBdQv4qug/sendDocument

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 2 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.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 5 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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2d0ddb1cd7975ca889ab6359888d4bb1a7cecd1afbbf411b21dfbfeabf5353e9.exe
    "C:\Users\Admin\AppData\Local\Temp\2d0ddb1cd7975ca889ab6359888d4bb1a7cecd1afbbf411b21dfbfeabf5353e9.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2520
    • 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\2d0ddb1cd7975ca889ab6359888d4bb1a7cecd1afbbf411b21dfbfeabf5353e9.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2704
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UlfksiR.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2912
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UlfksiR" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD356.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2724
    • C:\Users\Admin\AppData\Local\Temp\2d0ddb1cd7975ca889ab6359888d4bb1a7cecd1afbbf411b21dfbfeabf5353e9.exe
      "C:\Users\Admin\AppData\Local\Temp\2d0ddb1cd7975ca889ab6359888d4bb1a7cecd1afbbf411b21dfbfeabf5353e9.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2884

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpD356.tmp

    Filesize

    1KB

    MD5

    5dfc6f74422f3cce851373b07f92361d

    SHA1

    bc4e4270ea3804278b6a900afb6b66e2db936608

    SHA256

    1e4937aaff10da75ff2c5a796964c411d1ef7517b9f6242be99228f6078b8d3a

    SHA512

    47cbcd29604ab972a55ae296ba3a21572486fb5828bb9c13a82907c2231e2efe85f1c40a6143b8aaab635a374312a9b6bfe7845768264fabf3bbc41a7c3ed12b

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\PDM3M38YASMXUQGY8VCT.temp

    Filesize

    7KB

    MD5

    2b9336f796c589dd01aa0c2e0f965d9d

    SHA1

    6478fef9323085b68dcb5b03b04f67e285fdb771

    SHA256

    70fad7ba36642b07ea28df16e9804c7eec8c736a5cca687e0872908afec50acb

    SHA512

    300c8c78646219655e56edb39f95ae5c705ff089236c7c557762d1d435b88105505b5d0e3691b4afda56ab8994243cea0cc84f706bf48ce88a6e525b3c498f94

  • memory/2520-4-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

    Filesize

    4KB

  • memory/2520-31-0x0000000073D00000-0x00000000743EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2520-0-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

    Filesize

    4KB

  • memory/2520-5-0x0000000073D00000-0x00000000743EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2520-6-0x0000000004E60000-0x0000000004EDC000-memory.dmp

    Filesize

    496KB

  • memory/2520-2-0x0000000073D00000-0x00000000743EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2520-1-0x0000000000900000-0x00000000009B0000-memory.dmp

    Filesize

    704KB

  • memory/2520-3-0x0000000000350000-0x0000000000360000-memory.dmp

    Filesize

    64KB

  • memory/2884-25-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2884-19-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2884-30-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2884-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2884-23-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2884-21-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2884-29-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2884-28-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB