Overview

overview

10

Static

static

yyyyyy.exe

windows7_x64

10

yyyyyy.exe

windows10_x64

10

Analysis

  • max time kernel
    142s
  • max time network
    6s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    30-06-2020 17:30

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General

  • Target

    yyyyyy.exe

  • Size

    942KB

  • MD5

    ad520c8794875fc5dfa4e5db1f97b634

  • SHA1

    9b99a679b1d0df84f4f634ff16a182ee6086b44b

  • SHA256

    b58248fcc771ae21b12857d72462c26ae30f3234bd5095986079c7b807791fa6

  • SHA512

    b6792047c99a31e6d60f057f2b7b18a517fe97e7c55cdb510aa2344df283a6a5da0242887600a90fe1a6b9459fa424faeb4a6fb424fa6e3298b8ad378b428a13

Score
10/10
agentteslakeyloggerspywarestealertrojanupx

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.materialsmiquel.com
  • Port:
    587
  • Username:
    antoni@materialsmiquel.com
  • Password:
    fa5pEpewrE8a

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 4 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • 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 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\yyyyyy.exe
    "C:\Users\Admin\AppData\Local\Temp\yyyyyy.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:240
    • C:\Users\Admin\AppData\Local\Temp\yyyyyy.exe
      "C:\Users\Admin\AppData\Local\Temp\yyyyyy.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:832
    • C:\Users\Admin\AppData\Local\Temp\yyyyyy.exe
      "C:\Users\Admin\AppData\Local\Temp\yyyyyy.exe" 2 832 110947
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:776

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/776-2-0x0000000000000000-mapping.dmp
    Download
  • memory/832-0-0x0000000000400000-0x00000000004A4000-memory.dmp
    Filesize

    656KB

    Download
  • memory/832-1-0x00000000004A24D0-mapping.dmp
    Download
  • memory/832-3-0x0000000000400000-0x00000000004A4000-memory.dmp
    Filesize

    656KB

    Download
  • memory/832-4-0x0000000000400000-0x00000000004A4000-memory.dmp
    Filesize

    656KB

    Download
  • memory/832-5-0x0000000000370000-0x00000000003BC000-memory.dmp
    Filesize

    304KB

    Download
  • memory/832-6-0x0000000001F12000-0x0000000001F13000-memory.dmp
    Filesize

    4KB

    Download
  • memory/832-7-0x0000000000220000-0x0000000000266000-memory.dmp
    Filesize

    280KB

    Download