Overview

overview

10

Static

static

10

PO-0507cn.exe

windows7_x64

10

PO-0507cn.exe

windows10_x64

10

Analysis

  • max time kernel
    60s
  • max time network
    62s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09-11-2020 19:37

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General

  • Target

    PO-0507cn.exe

  • Size

    575KB

  • MD5

    062e4e4556a206dde9101b1cdd8de467

  • SHA1

    6f1e7df85a28d075958b2ae8f6d6d095b79f4db8

  • SHA256

    b6afd3a4404298a2282f6588a52f6d36da2d6fcc12d77b04122c421941960824

  • SHA512

    8906359e4e7573806d19dd526818de5dea2a4fa7298d5786ca4732c0ac2e9c374b78c6643b0854a2b131a804dde564081395abf36c4cf2edf82b29e9c1dd1e05

Score
10/10
agentteslacoreentitykeyloggerrezer0spywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    webmail.basefirms.name
  • Port:
    587
  • Username:
    info@basefirms.name
  • Password:
    Michael126411790

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
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO-0507cn.exe
    "C:\Users\Admin\AppData\Local\Temp\PO-0507cn.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:756
    • C:\Users\Admin\AppData\Local\Temp\PO-0507cn.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:580

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/580-7-0x0000000000400000-0x0000000000450000-memory.dmp
    Filesize

    320KB

    Download
  • memory/580-8-0x000000000044A9AE-mapping.dmp
    Download
  • memory/580-9-0x0000000000400000-0x0000000000450000-memory.dmp
    Filesize

    320KB

    Download
  • memory/580-10-0x0000000000400000-0x0000000000450000-memory.dmp
    Filesize

    320KB

    Download
  • memory/580-11-0x00000000748C0000-0x0000000074FAE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/756-0-0x00000000748C0000-0x0000000074FAE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/756-1-0x0000000000C50000-0x0000000000C51000-memory.dmp
    Filesize

    4KB

    Download
  • memory/756-3-0x0000000000570000-0x00000000005C9000-memory.dmp
    Filesize

    356KB

    Download
  • memory/756-5-0x0000000000A70000-0x0000000000A73000-memory.dmp
    Filesize

    12KB

    Download
  • memory/756-6-0x0000000004B50000-0x0000000004BA1000-memory.dmp
    Filesize

    324KB

    Download
  • memory/756-12-0x0000000000B50000-0x0000000000B80000-memory.dmp
    Filesize

    192KB

    Download
  • memory/788-4-0x000007FEF7E30000-0x000007FEF80AA000-memory.dmp
    Filesize

    2.5MB

    Download