Analysis

  • max time kernel
    140s
  • max time network
    142s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    09-07-2020 10:25

General

  • Target

    PRODUCT SPECIFICATION.exe

  • Size

    931KB

  • MD5

    18462550d8990fa8dd875202a4086e44

  • SHA1

    2399b2c63376a7f9c2aee89700193fdb57041af8

  • SHA256

    46e4f16115ed5c3689638efe671b3b8d9fa2deca92afcab330d31f99a5fb1850

  • SHA512

    d20a18543827dddc2196f22f7aa622e4f11f086380671b8d189be29b633393446c65f17d808c69d7918b6f531bf295bbf3e59c5e3694369efbb1a9160ce48f60

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    AMBITION123@@@

Signatures

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • AgentTesla

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

  • Suspicious use of WriteProcessMemory 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • UPX packed file 3 IoCs

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

  • 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\PRODUCT SPECIFICATION.exe
    "C:\Users\Admin\AppData\Local\Temp\PRODUCT SPECIFICATION.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3884
    • C:\Users\Admin\AppData\Local\Temp\PRODUCT SPECIFICATION.exe
      "C:\Users\Admin\AppData\Local\Temp\PRODUCT SPECIFICATION.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3828

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

  • memory/3828-0-0x0000000000400000-0x00000000004A4000-memory.dmp
    Filesize

    656KB

  • memory/3828-1-0x00000000004A2580-mapping.dmp
  • memory/3828-2-0x0000000000400000-0x00000000004A4000-memory.dmp
    Filesize

    656KB

  • memory/3828-3-0x0000000000400000-0x00000000004A4000-memory.dmp
    Filesize

    656KB

  • memory/3828-4-0x00000000009B0000-0x00000000009FC000-memory.dmp
    Filesize

    304KB

  • memory/3828-5-0x00000000022C2000-0x00000000022C3000-memory.dmp
    Filesize

    4KB