Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    10-01-2025 01:13

General

  • Target

    c7da1078864bab84511534ed7c9714b32237be682162e91a54898f56a4114cf9.exe

  • Size

    673KB

  • MD5

    c61c16fbe18df12e206ba3077b751b7d

  • SHA1

    e7142e594b040f1025d5bdd82d0c4c849d0f036f

  • SHA256

    c7da1078864bab84511534ed7c9714b32237be682162e91a54898f56a4114cf9

  • SHA512

    21867bea601dba462dce88bd78df136bc70c3827cdb32887b82f951b05a37bcf23ba24bcdce7231b6ea1807e95de82a26f28f3af56ee00de094bc54effac147f

  • SSDEEP

    12288:vr67T69htwdH/yjcvKTbnKGc0WvvIEqCvIYwAcs7uRBueyPcFCrLnh525jRA:D0OOdHS9nKBvvIKvIFAcNseicsr7h525

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.rebu.co.rw/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    o^Z0CIU?^yL2

  • Protocol:
    ftp
  • Host:
    ftp://ftp.rebu.co.rw/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    o^Z0CIU?^yL2

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Agenttesla family
  • AgentTesla payload 5 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 3 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
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • 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.

  • System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

    Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c7da1078864bab84511534ed7c9714b32237be682162e91a54898f56a4114cf9.exe
    "C:\Users\Admin\AppData\Local\Temp\c7da1078864bab84511534ed7c9714b32237be682162e91a54898f56a4114cf9.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:\Users\Admin\AppData\Local\Temp\c7da1078864bab84511534ed7c9714b32237be682162e91a54898f56a4114cf9.exe
      "{path}"
      2⤵
        PID:2344
      • C:\Users\Admin\AppData\Local\Temp\c7da1078864bab84511534ed7c9714b32237be682162e91a54898f56a4114cf9.exe
        "{path}"
        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
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:2952
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          3⤵
          • Event Triggered Execution: Netsh Helper DLL
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Wi-Fi Discovery
          PID:2236

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1924-0-0x00000000743E1000-0x00000000743E2000-memory.dmp

      Filesize

      4KB

    • memory/1924-2-0x00000000743E0000-0x000000007498B000-memory.dmp

      Filesize

      5.7MB

    • memory/1924-1-0x00000000743E0000-0x000000007498B000-memory.dmp

      Filesize

      5.7MB

    • memory/1924-3-0x00000000743E0000-0x000000007498B000-memory.dmp

      Filesize

      5.7MB

    • memory/1924-21-0x00000000743E0000-0x000000007498B000-memory.dmp

      Filesize

      5.7MB

    • memory/2952-19-0x00000000743E0000-0x000000007498B000-memory.dmp

      Filesize

      5.7MB

    • memory/2952-14-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/2952-18-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/2952-8-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/2952-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2952-10-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/2952-16-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/2952-6-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/2952-20-0x00000000743E0000-0x000000007498B000-memory.dmp

      Filesize

      5.7MB

    • memory/2952-22-0x00000000743E0000-0x000000007498B000-memory.dmp

      Filesize

      5.7MB

    • memory/2952-5-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/2952-23-0x00000000743E0000-0x000000007498B000-memory.dmp

      Filesize

      5.7MB

    • memory/2952-25-0x00000000743E0000-0x000000007498B000-memory.dmp

      Filesize

      5.7MB