Analysis

  • max time kernel
    117s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2023 01:43

General

  • Target

    92d9e62f0f973b481ba6eedcdbcfb11c3e15761b2713919aa98e8a99b00f60f6.exe

  • Size

    241KB

  • MD5

    9111da3c55c55be6573f7c2d7643e479

  • SHA1

    97d05eb0b61853193850f6e51d005679eaef76c9

  • SHA256

    92d9e62f0f973b481ba6eedcdbcfb11c3e15761b2713919aa98e8a99b00f60f6

  • SHA512

    34eda43f7105931bd1bbfd52de4fb820c2bf448e22d64f19461b450a7942c2dbd17e1c898013158d7a6ba1306cf8e5cf32ab7445050340ebcc213714bea04484

  • SSDEEP

    3072:cys8888xZsHK02U3mO1FwpzT2/O5jISGfyTJG:Rs8888xZsqg351FwpzTEZSG

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://valvulasthermovalve.cl
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    LILKOOLL14!!

Signatures

  • AgentTesla

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

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\92d9e62f0f973b481ba6eedcdbcfb11c3e15761b2713919aa98e8a99b00f60f6.exe
    "C:\Users\Admin\AppData\Local\Temp\92d9e62f0f973b481ba6eedcdbcfb11c3e15761b2713919aa98e8a99b00f60f6.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1636

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1636-0-0x0000000000930000-0x0000000000972000-memory.dmp

    Filesize

    264KB

  • memory/1636-1-0x0000000074B60000-0x000000007524E000-memory.dmp

    Filesize

    6.9MB

  • memory/1636-2-0x0000000000750000-0x0000000000790000-memory.dmp

    Filesize

    256KB

  • memory/1636-5-0x0000000074B60000-0x000000007524E000-memory.dmp

    Filesize

    6.9MB

  • memory/1636-6-0x0000000000750000-0x0000000000790000-memory.dmp

    Filesize

    256KB