Overview

overview

10

Static

static

RFQ_C73639811.PDF.exe

windows7_x64

10

RFQ_C73639811.PDF.exe

windows10_x64

10

Analysis

  • max time kernel
    131s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    30-06-2020 13:26

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General

  • Target

    RFQ_C73639811.PDF.exe

  • Size

    436KB

  • MD5

    6f5505f192e637d38811991f4f62b81a

  • SHA1

    055e0e03018b75b39a551b754f4eaad8067e6481

  • SHA256

    d872c84aaa87d90521400f1d6052524e0d2256b3d865aeaad679beea3919a49e

  • SHA512

    82adeb010bdd3674b77bc930b7608e2bdc50a14309b42ea91c57f91225173cf23e417af50525ee40f720e025ad3ff68e3025a23c163e284eef33badc230a1017

Score
10/10
spywarekeyloggertrojanstealeragenttesla

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    smtp.cdldxy-cn.com
  • Port:
    587
  • Username:
    quotation@cdldxy-cn.com
  • Password:
    SSzps(s5

Signatures

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spyware
  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • Suspicious use of WriteProcessMemory 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 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.

    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

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ_C73639811.PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ_C73639811.PDF.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetThreadContext
    PID:1732
    • C:\Users\Admin\AppData\Local\Temp\RFQ_C73639811.PDF.exe
      "{path}"
      2⤵
        PID:3632
      • C:\Users\Admin\AppData\Local\Temp\RFQ_C73639811.PDF.exe
        "{path}"
        2⤵
        • Suspicious use of WriteProcessMemory
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: EnumeratesProcesses
        PID:3596
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          3⤵
            PID:1688

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Persistence

      Privilege Escalation

      Defense Evasion

      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

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\RFQ_C73639811.PDF.exe.log
        Download Submit
      • memory/1688-3-0x0000000000000000-mapping.dmp
        Download
      • memory/3596-0-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

        Download
      • memory/3596-1-0x000000000044CC4E-mapping.dmp
        Download