Analysis

  • max time kernel
    120s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 18:43

General

  • Target

    Order.exe

  • Size

    440KB

  • MD5

    a8853d86e049ef88fcec04db0813c9b6

  • SHA1

    07a072c932d58c9986e40133e531892cccd81768

  • SHA256

    1da5c90fc98d1bc40ce6b94057b350cc13fc508b9e8af411d4ee62ccedc57a86

  • SHA512

    93d670736363c4845c86042d3dd83d4eaa041bf1f67a12e4183010b1cfd87ceb0883fd54b77732ed9a623e16a3a18a21a8dceb89e653d213e3991a801d7bd5f1

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.privateemail.com
  • Port:
    587
  • Username:
    mentorloz@returntolz.com
  • Password:
    Aboki@1234

Signatures

  • AgentTesla

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

  • AgentTesla Payload 6 IoCs
  • ReZer0 packer 1 IoCs

    Detects ReZer0, a packer with multiple versions used in various campaigns.

  • 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Order.exe
    "C:\Users\Admin\AppData\Local\Temp\Order.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1452
    • C:\Users\Admin\AppData\Local\Temp\Order.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1820

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1452-54-0x0000000000DC0000-0x0000000000E34000-memory.dmp
    Filesize

    464KB

  • memory/1452-55-0x0000000000330000-0x0000000000346000-memory.dmp
    Filesize

    88KB

  • memory/1452-56-0x0000000000D50000-0x0000000000DA2000-memory.dmp
    Filesize

    328KB

  • memory/1820-57-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1820-60-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1820-58-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1820-61-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1820-62-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1820-63-0x000000000044696E-mapping.dmp
  • memory/1820-65-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1820-67-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1820-68-0x0000000075EF1000-0x0000000075EF3000-memory.dmp
    Filesize

    8KB