Analysis

  • max time kernel
    94s
  • max time network
    73s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    31-07-2020 11:02

General

  • Target

    Pagamento dell'estratto conto [REF0000360261].exe

  • Size

    815KB

  • MD5

    8b68c742a444062ca535c783116988b9

  • SHA1

    8f54bc2727c6f41236de25eebb9e0868ec57d527

  • SHA256

    faf12b61374c5f5dff73afa0f1b4084561118358e77ddd44632ba7f40a37ad38

  • SHA512

    b9db3d3023be1b8bd4465f2b84d702356510c87bee199b868d070fcf2eb18e960d52513831ae646d5d04a29e0ac888d2ea399ebc14dbebd8c19e5186edb42ba5

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.koeni.cc
  • Port:
    587
  • Username:
    foward2@koeni.cc
  • Password:
    gRrUMMb5

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 IoCs
  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Pagamento dell'estratto conto [REF0000360261].exe
    "C:\Users\Admin\AppData\Local\Temp\Pagamento dell'estratto conto [REF0000360261].exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1544
    • C:\Users\Admin\AppData\Local\Temp\Pagamento dell'estratto conto [REF0000360261].exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1056

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1056-3-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1056-4-0x00000000004470BE-mapping.dmp
  • memory/1056-5-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1056-6-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1544-1-0x0000000000000000-0x0000000000000000-disk.dmp