Overview

overview

10

Static

static

RFQ-3212.pdf.lzh.exe

windows7_x64

10

RFQ-3212.pdf.lzh.exe

windows10_x64

10

Analysis

  • max time kernel
    39s
  • max time network
    36s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    29-01-2021 14:36

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General

  • Target

    RFQ-3212.pdf.lzh.exe

  • Size

    26KB

  • MD5

    a6b0c18fb26a8c6eed21a2ceadb3bcb6

  • SHA1

    8b419602ffe57720dde8617b9061f6876c8835a1

  • SHA256

    41fc81a9ebcb9f6405555db22b71ca764939d1dbcf113e446418e3cb6d394184

  • SHA512

    ed0bdfe0a0053ac02b40952af9a4bd63f5d3b5a5684e3a0c26d6f77c83c5d365f7a9b2e8ca3fe69e11c6dd84f51f3e0961ccdffcf62ed27e95915d8c63834f2e

Score
10/10
agentteslakeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.tpcdel.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    EmlP@2018

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 3 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
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ-3212.pdf.lzh.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ-3212.pdf.lzh.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1272
    • C:\Users\Admin\AppData\Local\Temp\RFQ-3212.pdf.lzh.exe
      "C:\Users\Admin\AppData\Local\Temp\RFQ-3212.pdf.lzh.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1628

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/1272-2-0x00000000749D0000-0x00000000750BE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/1272-3-0x0000000000280000-0x0000000000281000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1272-4-0x0000000001EA0000-0x0000000001EA1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1272-5-0x0000000004A80000-0x0000000004AD1000-memory.dmp
    Filesize

    324KB

    Download
  • memory/1628-6-0x0000000000400000-0x0000000000450000-memory.dmp
    Filesize

    320KB

    Download
  • memory/1628-7-0x000000000044A95E-mapping.dmp
    Download
  • memory/1628-8-0x00000000749D0000-0x00000000750BE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/1628-9-0x0000000000400000-0x0000000000450000-memory.dmp
    Filesize

    320KB

    Download
  • memory/1628-11-0x0000000004CF0000-0x0000000004CF1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1628-12-0x0000000004CF1000-0x0000000004CF2000-memory.dmp
    Filesize

    4KB

    Download