Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    17/12/2020, 08:52

General

  • Target
    G3PKtQPPmMFXB4b.exe
  • Size 662KB
  • Sample201217-ft5ncck5bs
  • SHA256 5994f45fc95b80beb8ef828728bd8248455a7f2c503b025be6991a700ecbbf53
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.semsmar.com

  • Port

    587

  • Password

    NorthWood11823#

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\G3PKtQPPmMFXB4b.exe
    "C:\Users\Admin\AppData\Local\Temp\G3PKtQPPmMFXB4b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1036
    • C:\Users\Admin\AppData\Local\Temp\G3PKtQPPmMFXB4b.exe
      "{path}"
      2⤵
        PID:1744
      • C:\Users\Admin\AppData\Local\Temp\G3PKtQPPmMFXB4b.exe
        "{path}"
        2⤵
          PID:524
        • C:\Users\Admin\AppData\Local\Temp\G3PKtQPPmMFXB4b.exe
          "{path}"
          2⤵
            PID:288
          • C:\Users\Admin\AppData\Local\Temp\G3PKtQPPmMFXB4b.exe
            "{path}"
            2⤵
            • Adds Run key to start application
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:748

        Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

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              Downloads

              memory/748-7-0x0000000000400000-0x000000000043C000-memory.dmp

              memory/748-9-0x0000000000400000-0x000000000043C000-memory.dmp

              memory/748-10-0x0000000000400000-0x000000000043C000-memory.dmp

              memory/748-11-0x0000000074900000-0x0000000074FEE000-memory.dmp

              memory/1036-2-0x0000000074900000-0x0000000074FEE000-memory.dmp

              memory/1036-3-0x0000000000140000-0x0000000000141000-memory.dmp

              memory/1036-5-0x0000000000320000-0x0000000000324000-memory.dmp

              memory/1036-6-0x0000000007EC0000-0x0000000007F64000-memory.dmp