Overview

overview

10

Static

static

PURCHASE ORDER.exe

windows7_x64

10

PURCHASE ORDER.exe

windows10_x64

3

Analysis

  • max time kernel
    116s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    31-07-2020 09:58

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General

  • Target

    PURCHASE ORDER.exe

  • Size

    480KB

  • MD5

    68a39c3c66241675061f8d052c6fe4e7

  • SHA1

    4cf37ba99dd0a55045c2985b37a5fe64ef363120

  • SHA256

    f5bc5555d6b03bad237a916d07e05148d44cae649e932726a15ea1595fa60f4b

  • SHA512

    38318fc371040bdcdc6bd313b57b5e26eb7cec31b62e0d36882cb105cd3d6d7adb2dedc995b257a21589201be4ade904dd7d3b09f5e26d1062767eb97f542d39

Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    g.gregori@selintt.com
  • Password:
    BetIyxQ6

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 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 ORDER.exe
    "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:900
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEDE6.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1892
    • C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe
      "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1336

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

  • C:\Users\Admin\AppData\Local\Temp\tmpEDE6.tmp
    MD5

    3aaf142198b029dc3013cb391bb79997

    SHA1

    40c46cca05de67792af91e5c5776c50e25693015

    SHA256

    b5b0aedd0031304d2d6a28170b86ebba1f86d90b833154ae7c7ab82ea118b2f0

    SHA512

    457258db7ce7e13c6c55e1e8e960dee7ad70a70090bc8dd0aee343dc173ecc99743a874de6b1c9de57c662e7dafcae3e41dd69ddabbfbbda78346dc8e302ef87

    Download Submit
  • memory/900-1-0x0000000000000000-0x0000000000000000-disk.dmp
    Download
  • memory/1336-4-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1336-5-0x0000000000447B1E-mapping.dmp
    Download
  • memory/1336-6-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1336-7-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1892-2-0x0000000000000000-mapping.dmp
    Download