Analysis

  • max time kernel
    120s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    28-04-2024 01:47

General

  • Target

    13129eaaaee8200a17214e947f0e984d10050e79c2cd5a963d7ada54ce3aa0a8.exe

  • Size

    668KB

  • MD5

    b4306234a3b45c69df6a6a7cecd6070c

  • SHA1

    323197c988bc794e3a6314fce81dc20c48d234ee

  • SHA256

    13129eaaaee8200a17214e947f0e984d10050e79c2cd5a963d7ada54ce3aa0a8

  • SHA512

    a30bd4b6365ced8bf53fd6f57c0e30896bdea733305c2c51bd4e63f7c3451a12b64e85cd16c292a02cae6ae2083532ec72ff5151dfed7aa708279aa259cefe16

  • SSDEEP

    12288:cHgnFyHgP/NbIyeSPqBFAbCS2m+2hTMRZuEAFgzknK7N8VJqaW:c+yHs/Nt8BUCmZhTGZuBFKR8V

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.alkuwaiti.com
  • Port:
    587
  • Username:
    electronics@alkuwaiti.com
  • Password:
    Ele@1804
  • Email To:
    successbright053@gmail.com

Signatures

  • AgentTesla

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

  • 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
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\13129eaaaee8200a17214e947f0e984d10050e79c2cd5a963d7ada54ce3aa0a8.exe
    "C:\Users\Admin\AppData\Local\Temp\13129eaaaee8200a17214e947f0e984d10050e79c2cd5a963d7ada54ce3aa0a8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2148
    • C:\Users\Admin\AppData\Local\Temp\13129eaaaee8200a17214e947f0e984d10050e79c2cd5a963d7ada54ce3aa0a8.exe
      "C:\Users\Admin\AppData\Local\Temp\13129eaaaee8200a17214e947f0e984d10050e79c2cd5a963d7ada54ce3aa0a8.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2012

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2012-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2012-13-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2012-9-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2012-17-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2012-38-0x00000000748B0000-0x0000000074F9E000-memory.dmp
    Filesize

    6.9MB

  • memory/2012-22-0x00000000748B0000-0x0000000074F9E000-memory.dmp
    Filesize

    6.9MB

  • memory/2012-11-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2012-7-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2012-21-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2012-39-0x0000000004B60000-0x0000000004BA0000-memory.dmp
    Filesize

    256KB

  • memory/2012-19-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2148-2-0x0000000001160000-0x00000000011A0000-memory.dmp
    Filesize

    256KB

  • memory/2148-0-0x00000000011A0000-0x000000000124A000-memory.dmp
    Filesize

    680KB

  • memory/2148-1-0x00000000748B0000-0x0000000074F9E000-memory.dmp
    Filesize

    6.9MB

  • memory/2148-6-0x000000000A2C0000-0x000000000A342000-memory.dmp
    Filesize

    520KB

  • memory/2148-5-0x0000000000750000-0x0000000000764000-memory.dmp
    Filesize

    80KB

  • memory/2148-23-0x00000000748B0000-0x0000000074F9E000-memory.dmp
    Filesize

    6.9MB

  • memory/2148-4-0x0000000000530000-0x000000000053E000-memory.dmp
    Filesize

    56KB

  • memory/2148-3-0x00000000003A0000-0x00000000003B8000-memory.dmp
    Filesize

    96KB