Overview

overview

10

Static

static

10

Thaco Inqu...df.exe

windows7_x64

10

Thaco Inqu...df.exe

windows10_x64

10

Analysis

  • max time kernel
    83s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09-11-2020 19:37

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General

  • Target

    Thaco Inquiry for Braking System.pdf.exe

  • Size

    530KB

  • MD5

    0a151d62eb179e68a42722e9d52925ae

  • SHA1

    52c5f5175737c2fe381d0198fa1dd89073bfc854

  • SHA256

    582b5b5e548d8cec7fa78533174ec70d5c1e2de0024e639cf73838a401d56d40

  • SHA512

    84c8073de0029d7bda15bd053007969315c9ad49c4cfb323728143761c75680977a9355890b85ebe5ba1e66f1e889c20f31eb5ce48eaefc2f0bde76778b06b7a

Score
10/10
agentteslacoreentitykeyloggerrezer0spywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.gtlkwt.com
  • Port:
    587
  • Username:
    info@gtlkwt.com
  • Password:
    gtluniforms

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • CoreEntity .NET Packer 1 IoCs

    A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

    coreentity
  • AgentTesla Payload 4 IoCs
  • rezer0 1 IoCs

    Detects ReZer0, a packer with multiple versions used in various campaigns.

    rezer0
  • 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
  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Thaco Inquiry for Braking System.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Thaco Inquiry for Braking System.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1004
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UwwVNqA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp88FE.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:556
    • C:\Users\Admin\AppData\Local\Temp\Thaco Inquiry for Braking System.pdf.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1612
      • C:\Windows\SysWOW64\REG.exe
        REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer /v NoRun /t REG_DWORD /d 1 /f
        3⤵
        • Modifies registry key
        PID:1624
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:1832

    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

    Modify Registry

    1
    T1112

    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\tmp88FE.tmp
      MD5

      071bcc800b263fcc0f2225480ef996c7

      SHA1

      d633ab4cf03e49a12313d605939c71a779fdd3e0

      SHA256

      9f7b562ba9240a0581239295cd7574771f23d0b80ee97ed1d33f21f99f201079

      SHA512

      7d19cfbeea60c1dd08526c6ed420272bfd97725b7efcf594550f93ca0f3a20bb4b5bd5b64fc14cf891ea41b3b2e1e74e0df68669d56f6fa4e20cac2accdec650

      Download Submit
    • memory/556-7-0x0000000000000000-mapping.dmp
      Download
    • memory/844-4-0x000007FEF7160000-0x000007FEF73DA000-memory.dmp
      Filesize

      2.5MB

      Download
    • memory/1004-0-0x00000000741E0000-0x00000000748CE000-memory.dmp
      Filesize

      6.9MB

      Download
    • memory/1004-5-0x0000000000550000-0x0000000000553000-memory.dmp
      Filesize

      12KB

      Download
    • memory/1004-6-0x00000000077C0000-0x0000000007813000-memory.dmp
      Filesize

      332KB

      Download
    • memory/1004-3-0x0000000000BA0000-0x0000000000BF9000-memory.dmp
      Filesize

      356KB

      Download
    • memory/1004-1-0x0000000001090000-0x0000000001091000-memory.dmp
      Filesize

      4KB

      Download
    • memory/1612-9-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1612-10-0x000000000044C94E-mapping.dmp
      Download
    • memory/1612-11-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1612-12-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1612-13-0x00000000741E0000-0x00000000748CE000-memory.dmp
      Filesize

      6.9MB

      Download
    • memory/1624-16-0x0000000000000000-mapping.dmp
      Download
    • memory/1832-17-0x0000000000000000-mapping.dmp
      Download