Analysis

  • max time kernel
    65s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    06/05/2023, 22:25

General

  • Target

    6d2bef0ad88a8c8c0276790044de1d09.exe

  • Size

    632KB

  • MD5

    6d2bef0ad88a8c8c0276790044de1d09

  • SHA1

    612b2ba160c73fcc9f1eb27472ebdbfe50c7c567

  • SHA256

    dc9592028314f25ba440ef8629468e39714188cdd0d681e76d2e8222bec8978c

  • SHA512

    7d30addf59f8115bdc8a43107aaf0f53cb12b5a1dd8e4f785e867d98d5973575baa2251a25b6897ad210fb3c43595945a6e22f5c4d6ab264bff2f765757b1347

  • SSDEEP

    12288:wBoz8Ci9nab2YHcZvLQ8d4+jv7X0jgBqEBvluijNLegQVtb:wBjn02RR4+jTX0SBtu8

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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 use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6d2bef0ad88a8c8c0276790044de1d09.exe
    "C:\Users\Admin\AppData\Local\Temp\6d2bef0ad88a8c8c0276790044de1d09.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1976
    • C:\Users\Admin\AppData\Local\Temp\6d2bef0ad88a8c8c0276790044de1d09.exe
      "C:\Users\Admin\AppData\Local\Temp\6d2bef0ad88a8c8c0276790044de1d09.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:672

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/672-63-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/672-62-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/672-86-0x0000000004C80000-0x0000000004CC0000-memory.dmp

    Filesize

    256KB

  • memory/672-71-0x0000000004C80000-0x0000000004CC0000-memory.dmp

    Filesize

    256KB

  • memory/672-61-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/672-68-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/672-64-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/672-66-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/672-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/672-70-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/1976-55-0x00000000009A0000-0x00000000009E0000-memory.dmp

    Filesize

    256KB

  • memory/1976-60-0x00000000002E0000-0x0000000000312000-memory.dmp

    Filesize

    200KB

  • memory/1976-54-0x0000000000C40000-0x0000000000CE4000-memory.dmp

    Filesize

    656KB

  • memory/1976-59-0x0000000005210000-0x000000000527A000-memory.dmp

    Filesize

    424KB

  • memory/1976-58-0x0000000000980000-0x000000000098C000-memory.dmp

    Filesize

    48KB

  • memory/1976-57-0x00000000009A0000-0x00000000009E0000-memory.dmp

    Filesize

    256KB

  • memory/1976-56-0x0000000000940000-0x0000000000956000-memory.dmp

    Filesize

    88KB