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Analysis

  • max time kernel
    145s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/09/2024, 13:52

General

  • Target

    9a6f5e16552d185a6bf7d82cafe02a49a982066ab8035c175bcbd7d0ae0c550f.exe

  • Size

    720KB

  • MD5

    9235b8892e965dc5554dcd81f0587fd0

  • SHA1

    ebb5ad393207f07b11c6efd5c387c596d6289920

  • SHA256

    9a6f5e16552d185a6bf7d82cafe02a49a982066ab8035c175bcbd7d0ae0c550f

  • SHA512

    8f1f1ae09e847ac261016fecdcb57fae0775327cb8ede35ef4232857d16bef8c80a080d4c003f694a6b95f4addf62db043e4a7b491c2a9c1f6d7ec8c81b83acb

  • SSDEEP

    12288:42iNHWZYd1DJhh2zziQrtkeogNdD2KBhGmwp1KuLUzfWkqR3Oj0vw6OKvIGc2:41BB2zzX920hGdUzBG380bOCx

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.

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a6f5e16552d185a6bf7d82cafe02a49a982066ab8035c175bcbd7d0ae0c550f.exe
    "C:\Users\Admin\AppData\Local\Temp\9a6f5e16552d185a6bf7d82cafe02a49a982066ab8035c175bcbd7d0ae0c550f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4292
    • C:\Users\Admin\AppData\Local\Temp\9a6f5e16552d185a6bf7d82cafe02a49a982066ab8035c175bcbd7d0ae0c550f.exe
      "C:\Users\Admin\AppData\Local\Temp\9a6f5e16552d185a6bf7d82cafe02a49a982066ab8035c175bcbd7d0ae0c550f.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3404

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3404-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3404-19-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/3404-18-0x0000000006F40000-0x0000000006F90000-memory.dmp

    Filesize

    320KB

  • memory/3404-17-0x00000000058C0000-0x0000000005926000-memory.dmp

    Filesize

    408KB

  • memory/3404-16-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/3404-14-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/4292-4-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/4292-7-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

    Filesize

    4KB

  • memory/4292-8-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/4292-9-0x0000000005480000-0x0000000005490000-memory.dmp

    Filesize

    64KB

  • memory/4292-10-0x0000000008360000-0x00000000083E4000-memory.dmp

    Filesize

    528KB

  • memory/4292-11-0x000000000B920000-0x000000000B9BC000-memory.dmp

    Filesize

    624KB

  • memory/4292-6-0x0000000005460000-0x000000000547A000-memory.dmp

    Filesize

    104KB

  • memory/4292-5-0x0000000005190000-0x000000000519A000-memory.dmp

    Filesize

    40KB

  • memory/4292-0-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

    Filesize

    4KB

  • memory/4292-15-0x0000000074D70000-0x0000000075520000-memory.dmp

    Filesize

    7.7MB

  • memory/4292-3-0x0000000005200000-0x0000000005292000-memory.dmp

    Filesize

    584KB

  • memory/4292-2-0x0000000005710000-0x0000000005CB4000-memory.dmp

    Filesize

    5.6MB

  • memory/4292-1-0x0000000000810000-0x00000000008CA000-memory.dmp

    Filesize

    744KB