Overview

overview

10

Static

static

Purchase_I...df.exe

windows7_x64

10

Purchase_I...df.exe

windows10_x64

10

Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-en
  • submitted
    15-09-2021 07:10

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General

  • Target

    Purchase_Inquiry_pdf.exe

  • Size

    552KB

  • MD5

    5fc50cecdc7da2761f4ccce4b2c1362f

  • SHA1

    536420b712568d288112f7f38c4e79792be0c107

  • SHA256

    107c8bfec5d8a4e23c429692da4204025bb77fe71ff6b56a6804f5f19dc820c1

  • SHA512

    d0e3660d667eeeb800d305516be5fab496e9ea8aaccb271867c4de41a74298b2031424dbc5aca211aa4f30f9e739923dfa9cd124ea8392f174588d6358aefce0

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

C2

http://bot.statusupdate.one/webpanel-charles/mawa/e22cc3544e8953ec6191.php

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 3 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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

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

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase_Inquiry_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase_Inquiry_pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1032
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TSyRBCYa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA6AB.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:592
    • C:\Users\Admin\AppData\Local\Temp\Purchase_Inquiry_pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Purchase_Inquiry_pdf.exe"
      2⤵
      • Drops file in Drivers directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:936

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

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Downloads

  • memory/592-59-0x0000000000000000-mapping.dmp
    Download
  • memory/936-60-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/936-61-0x000000000043771E-mapping.dmp
    Download
  • memory/936-62-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

    Download
  • memory/936-64-0x0000000000480000-0x0000000000481000-memory.dmp
    Filesize

    4KB

    Download
  • memory/936-65-0x0000000000481000-0x0000000000482000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1032-53-0x0000000000EC0000-0x0000000000EC1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1032-55-0x0000000000420000-0x0000000000427000-memory.dmp
    Filesize

    28KB

    Download
  • memory/1032-56-0x0000000004D30000-0x0000000004D31000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1032-57-0x0000000004D70000-0x0000000004DCC000-memory.dmp
    Filesize

    368KB

    Download
  • memory/1032-58-0x0000000004DD0000-0x0000000004E08000-memory.dmp
    Filesize

    224KB

    Download