Analysis

  • max time kernel
    139s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    16-07-2020 10:05

General

  • Target

    Sinergy_Group Order.exe

  • Size

    661KB

  • MD5

    539201934efaae51a640090736ed472f

  • SHA1

    7e94f7c56e54bb78626d0f4d1c72b2b7d701aca0

  • SHA256

    56f2d6b9b207a2e0f5fc1a59d36376b4cde1ac6ac52e95a9c48c00c02e271516

  • SHA512

    7378b74953bc14b9d18540d34d1872966d0e27572357bf067516f5687a15d442296e16850b02ded3b7ac8e9dadb85b05efd644181e331ac249f77b22ead5a501

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.chigo-cec.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ?{jbxkcK53}V

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Sinergy_Group Order.exe
    "C:\Users\Admin\AppData\Local\Temp\Sinergy_Group Order.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1032
    • C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
      "C:\Users\Admin\AppData\Local\Temp\RegAsm.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1880

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1880-4-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1880-7-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1880-8-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB