Overview

overview

10

Static

static

RFQ_ENQ-02334.PDF.exe

windows7_x64

10

RFQ_ENQ-02334.PDF.exe

windows10_x64

10

Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    30-06-2020 12:06

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General

  • Target

    RFQ_ENQ-02334.PDF.exe

  • Size

    974KB

  • MD5

    e092a6cf776c1b9c6f16287d6caa7ec6

  • SHA1

    4243d1993af0b5c46f8ed14b234fd093440319c7

  • SHA256

    5da4cf63dd4a039633f0ae7091efc702e660369493464956d74979a0d6c6e982

  • SHA512

    e3f38290dfa5630b7aa85fdba1a006817846f297baa67dbd37435286dfe085c1e05a1e9a59e31d35831b172b4590ca961f2fb2778076605b7fb829facd394739

Score
10/10
keyloggertrojanstealerspywareagentteslapersistence

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.yltab.com
  • Port:
    587
  • Username:
    imre.macsuga@yltab.com
  • Password:
    VdwhsPd5

Signatures

  • UPX packed file 3 IoCs

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

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • Drops startup file 1 IoCs
  • Adds Run entry to start application 2 TTPs 1 IoCs
    persistence
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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

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

    spyware
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ_ENQ-02334.PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ_ENQ-02334.PDF.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetThreadContext
    PID:3768
    • C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      2⤵
      • Drops startup file
      PID:2144
    • C:\Users\Admin\AppData\Local\Temp\RFQ_ENQ-02334.PDF.exe
      "C:\Users\Admin\AppData\Local\Temp\RFQ_ENQ-02334.PDF.exe"
      2⤵
      • Adds Run entry to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      • Suspicious use of AdjustPrivilegeToken
      PID:3156
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:3856

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    3
    T1081

    Discovery

    Lateral Movement

    Collection

    Data from Local System

    3
    T1005

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • memory/2144-0-0x0000000000000000-mapping.dmp
      Download
    • memory/3156-1-0x0000000000400000-0x00000000004B0000-memory.dmp
      Filesize

      704KB

      Download
    • memory/3156-2-0x00000000004AE260-mapping.dmp
      Download
    • memory/3156-3-0x0000000000400000-0x00000000004B0000-memory.dmp
      Filesize

      704KB

      Download
    • memory/3156-4-0x0000000000400000-0x00000000004B0000-memory.dmp
      Filesize

      704KB

      Download
    • memory/3156-5-0x0000000002200000-0x0000000002252000-memory.dmp
      Filesize

      328KB

      Download
    • memory/3156-6-0x0000000002312000-0x0000000002313000-memory.dmp
      Filesize

      4KB

      Download
    • memory/3856-7-0x0000000000000000-mapping.dmp
      Download