Analysis

  • max time kernel
    54s
  • max time network
    41s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    04/08/2020, 11:21

General

  • Target
    Purchase Order POKD006192.exe
  • Size 844KB
  • Sample200804-996tedfqnx
  • SHA256 bcb3a08ff39258f04e54ccb4ec531754fb2ece9755d92885f7f5c298d29897e4
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 8 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • AgentTesla

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

  • Suspicious behavior: EnumeratesProcesses 128 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 6 IoCs

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

  • AgentTesla Payload 6 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase Order POKD006192.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase Order POKD006192.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious behavior: MapViewOfSection
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetThreadContext
    PID:1288
    • C:\Users\Admin\AppData\Local\Temp\Purchase Order POKD006192.exe
      "C:\Users\Admin\AppData\Local\Temp\Purchase Order POKD006192.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:612
    • C:\Users\Admin\AppData\Local\Temp\Purchase Order POKD006192.exe
      "C:\Users\Admin\AppData\Local\Temp\Purchase Order POKD006192.exe" 2 612 111400
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1420

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/612-0-0x0000000000400000-0x00000000004A4000-memory.dmp

        memory/612-3-0x0000000000400000-0x00000000004A4000-memory.dmp

        memory/612-4-0x0000000000400000-0x00000000004A4000-memory.dmp

        memory/612-5-0x00000000002E0000-0x000000000032C000-memory.dmp

        memory/612-6-0x0000000001EE2000-0x0000000001EE3000-memory.dmp

        memory/612-7-0x0000000000220000-0x0000000000266000-memory.dmp