Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    17-02-2022 22:13

General

  • Target

    fa3128043b6fd2dbaab4ebcf3b1fbe0f536f80dee557ab445a25ba90b65153b2.exe

  • Size

    214KB

  • MD5

    642488dcd4926b2ea57062fe40411f93

  • SHA1

    cbe7391711ea39df145769d0976b50f1f525d058

  • SHA256

    fa3128043b6fd2dbaab4ebcf3b1fbe0f536f80dee557ab445a25ba90b65153b2

  • SHA512

    9444a79ec8fee22451b2923536d974aa43fe348c7f470d4abf62126e8e963210478877fe5c6c59d0581f8ea24131c1b044af8f710ce8b10d00ef702103a46735

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.voscorp.net/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    alibaba.com

Signatures

  • AgentTesla

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

  • AgentTesla Payload 1 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fa3128043b6fd2dbaab4ebcf3b1fbe0f536f80dee557ab445a25ba90b65153b2.exe
    "C:\Users\Admin\AppData\Local\Temp\fa3128043b6fd2dbaab4ebcf3b1fbe0f536f80dee557ab445a25ba90b65153b2.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:1796

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1796-55-0x000000007445E000-0x000000007445F000-memory.dmp

    Filesize

    4KB

  • memory/1796-56-0x0000000001250000-0x000000000128C000-memory.dmp

    Filesize

    240KB

  • memory/1796-57-0x0000000001120000-0x0000000001121000-memory.dmp

    Filesize

    4KB