Analysis

  • max time kernel
    97s
  • max time network
    118s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    31-07-2020 13:44

General

  • Target

    Copy of items needed.exe

  • Size

    483KB

  • MD5

    ba217edfb5b42263b608a85d5c98f242

  • SHA1

    66377a61f38ba4846548919f194883199858f05b

  • SHA256

    cd6b21ec1d160de963ffb891b3a41b8c4c33eaee4458523108b9df1eafdabd4b

  • SHA512

    917281b0e464ae61af79a026518348c2c97efe172f5fdfa009f5ea10af66e78a735539fcb09e905b1ee9b02689cd14c8cc5ab5a160fddcc0c6d16577c4eaa6c1

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    Seeman30@yandex.com
  • Password:
    ikem123456789

Signatures

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • AgentTesla Payload 3 IoCs
  • AgentTesla

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

  • Suspicious use of WriteProcessMemory 8 IoCs
  • Suspicious use of SetThreadContext 1 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 web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Copy of items needed.exe
    "C:\Users\Admin\AppData\Local\Temp\Copy of items needed.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:3868
    • C:\Users\Admin\AppData\Local\Temp\Copy of items needed.exe
      "{path}"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      PID:3384

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\Copy of items needed.exe.log
  • memory/3384-0-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/3384-1-0x000000000044714E-mapping.dmp