Analysis

  • max time kernel
    88s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    10-07-2020 11:05

General

  • Target

    Account Statement.exe

  • Size

    844KB

  • MD5

    a2f9c14de88078d748c2381622889b1a

  • SHA1

    42308b65b36ff7c547220eb7befc313e57329091

  • SHA256

    9c38ee8e0a3c1c135ec3c4dd93b8ea67c0a39a83f1f4960c219eeb6e12ea66ce

  • SHA512

    c6fd85e84e266055c47d0ff81fda38c1de7963533b68241e83b0ccb937b0056f4299fde5cd5089aebc21fc85efaa7e78b7f5dc767daff28d6f4d75cb22e8ef72

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.rezuit.pro
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    chukwuma22

Signatures

  • Suspicious behavior: EnumeratesProcesses 226 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 local email clients 2 TTPs

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

  • AgentTesla

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of WriteProcessMemory 6 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Account Statement.exe
    "C:\Users\Admin\AppData\Local\Temp\Account Statement.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    • Suspicious behavior: MapViewOfSection
    PID:4092
    • C:\Users\Admin\AppData\Local\Temp\Account Statement.exe
      "C:\Users\Admin\AppData\Local\Temp\Account Statement.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3172
    • C:\Users\Admin\AppData\Local\Temp\Account Statement.exe
      "C:\Users\Admin\AppData\Local\Temp\Account Statement.exe" 2 3172 69281
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:3832

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3172-0-0x0000000000400000-0x00000000004A4000-memory.dmp

    Filesize

    656KB

  • memory/3172-3-0x0000000000400000-0x00000000004A4000-memory.dmp

    Filesize

    656KB

  • memory/3172-4-0x0000000000400000-0x00000000004A4000-memory.dmp

    Filesize

    656KB

  • memory/3172-5-0x00000000009E0000-0x0000000000A2C000-memory.dmp

    Filesize

    304KB

  • memory/3172-6-0x0000000002482000-0x0000000002483000-memory.dmp

    Filesize

    4KB