Overview

overview

10

Static

static

RFQ PO-05...df.exe

windows7_x64

10

RFQ PO-05...df.exe

windows10_x64

3

Analysis

  • max time kernel
    115s
  • max time network
    60s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    13-07-2020 06:43

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General

  • Target

    RFQ PO-05612020_pdf.exe

  • Size

    351KB

  • MD5

    1b752bcc97d601f051ee22881b4ae85c

  • SHA1

    6a94e417c140c64bb2d45955eba08efe72cc89e5

  • SHA256

    ee2a89fa1ed80e14eb7fc1a74780d480c574307d0d40aac90c22e8ab7d8b9332

  • SHA512

    657f470688c9b4ba1756be778991fd7dec0ca18f24e1ef04686101461269d4c1a43107ee80e3ea646137ff4e8d33ae06b617f36736f9ef3170ce43552fe45868

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.anding-tw.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7#Sjsj*ebT+2

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 4 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
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ PO-05612020_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ PO-05612020_pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1492
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eigcTrcoftsfms" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFE4B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1908
    • C:\Users\Admin\AppData\Local\Temp\RFQ PO-05612020_pdf.exe
      "{path}"
      2⤵
        PID:1916
      • C:\Users\Admin\AppData\Local\Temp\RFQ PO-05612020_pdf.exe
        "{path}"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1820

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Credential Access

    Credentials in Files

    3
    T1081

    Discovery

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Data from Local System

    3
    T1005

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpFE4B.tmp
      MD5

      179f61a5ac6f22944b6ecfcd9b71070a

      SHA1

      0856783d07afafb8fe4ffcb6083bbfb51fa7a890

      SHA256

      ec3e585877a31c01b5528507f1c1ec47f1db8c6ef38e50b71b228f1f51de17ee

      SHA512

      cfd22e7b9bc94f58b73eeb6bc1b4ca89a1928b186056222193f43081ff51ff6d81e72c56f1070cb646b52dc0354f6f590f99b4a1e9c62e46d6a78cb4b5fb84b8

      Download Submit
    • memory/1492-1-0x0000000000000000-0x0000000000000000-disk.dmp
      Download
    • memory/1820-4-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

      Download
    • memory/1820-5-0x00000000004471DE-mapping.dmp
      Download
    • memory/1820-6-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

      Download
    • memory/1820-7-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

      Download
    • memory/1908-2-0x0000000000000000-mapping.dmp
      Download