Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08-04-2024 01:18

General

  • Target

    fd7480a0c9c28db5a69fc5796520ca122a9417c0bc2ec169fee167e106a6bdb0.exe

  • Size

    690KB

  • MD5

    ec2c4029ca2a4a705ac5a28749cdbe39

  • SHA1

    3b6e267cef57c13a559c80b90ed3f813a0626b5f

  • SHA256

    fd7480a0c9c28db5a69fc5796520ca122a9417c0bc2ec169fee167e106a6bdb0

  • SHA512

    759f8dd4c1e626ad96eeb1c1f1cebde76d1c7adc0522bd3a056a860a561ea751b57dadd57b3d22c514eb34531072fadb02d11629ee5dd70604a4168f198d9c5f

  • SSDEEP

    12288:IaHGZk4twxrU1kENlUFnG/YTozVvVEz5iOMuWjZ+y4stgRhyjk:HllRUZ3UFGQTEvVENiOoNgG

Malware Config

Extracted

Family

agenttesla

Credentials

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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fd7480a0c9c28db5a69fc5796520ca122a9417c0bc2ec169fee167e106a6bdb0.exe
    "C:\Users\Admin\AppData\Local\Temp\fd7480a0c9c28db5a69fc5796520ca122a9417c0bc2ec169fee167e106a6bdb0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3064
    • C:\Users\Admin\AppData\Local\Temp\fd7480a0c9c28db5a69fc5796520ca122a9417c0bc2ec169fee167e106a6bdb0.exe
      "C:\Users\Admin\AppData\Local\Temp\fd7480a0c9c28db5a69fc5796520ca122a9417c0bc2ec169fee167e106a6bdb0.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2536-13-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2536-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2536-8-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2536-9-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2536-20-0x00000000746D0000-0x0000000074DBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2536-19-0x00000000746D0000-0x0000000074DBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2536-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2536-7-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2536-10-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2536-21-0x0000000004820000-0x0000000004860000-memory.dmp

    Filesize

    256KB

  • memory/2536-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3064-2-0x0000000004AE0000-0x0000000004B20000-memory.dmp

    Filesize

    256KB

  • memory/3064-0-0x0000000000880000-0x000000000092E000-memory.dmp

    Filesize

    696KB

  • memory/3064-1-0x00000000746D0000-0x0000000074DBE000-memory.dmp

    Filesize

    6.9MB

  • memory/3064-6-0x0000000004A00000-0x0000000004A82000-memory.dmp

    Filesize

    520KB

  • memory/3064-18-0x00000000746D0000-0x0000000074DBE000-memory.dmp

    Filesize

    6.9MB

  • memory/3064-5-0x0000000000500000-0x000000000050C000-memory.dmp

    Filesize

    48KB

  • memory/3064-4-0x0000000000470000-0x0000000000478000-memory.dmp

    Filesize

    32KB

  • memory/3064-3-0x0000000000440000-0x0000000000454000-memory.dmp

    Filesize

    80KB