Overview

overview

10

Static

static

a44c19ade0...fa.exe

windows7_x64

10

a44c19ade0...fa.exe

windows10_x64

10

Analysis

  • max time kernel
    90s
  • max time network
    56s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    30-06-2020 13:35

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General

  • Target

    a44c19ade0a232bea5617b7d512217fa.exe

  • Size

    688KB

  • MD5

    a44c19ade0a232bea5617b7d512217fa

  • SHA1

    91f2f90bf2d0d32172b207d32bc36b08ca0a44be

  • SHA256

    a4c70297087ab9d2ba1dfa7452273fdf66295bf4ab7fa001e04841a9dd8c02ef

  • SHA512

    c9769773cd7228d231cffece61a827051826b6a7670fc4d9923c3ee9f06a42d01944583ea035b325e58b0ddd3defab064239db77e7e4125a68de0ce7a998f94c

Score
10/10
agentteslakeyloggerpersistencespywarestealertrojanupx

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.vibrantford.co.in
  • Port:
    587
  • Username:
    commercial@vibrantford.co.in
  • Password:
    Sguda@1

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
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a44c19ade0a232bea5617b7d512217fa.exe
    "C:\Users\Admin\AppData\Local\Temp\a44c19ade0a232bea5617b7d512217fa.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1296
    • C:\Users\Admin\AppData\Local\Temp\a44c19ade0a232bea5617b7d512217fa.exe
      "C:\Users\Admin\AppData\Local\Temp\a44c19ade0a232bea5617b7d512217fa.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:600

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

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/600-0-0x0000000000400000-0x00000000004A4000-memory.dmp
    Filesize

    656KB

    Download
  • memory/600-1-0x00000000004A2810-mapping.dmp
    Download
  • memory/600-2-0x0000000000400000-0x00000000004A4000-memory.dmp
    Filesize

    656KB

    Download
  • memory/600-3-0x0000000000400000-0x00000000004A4000-memory.dmp
    Filesize

    656KB

    Download
  • memory/600-4-0x00000000004B0000-0x00000000004FC000-memory.dmp
    Filesize

    304KB

    Download
  • memory/600-5-0x0000000001ED2000-0x0000000001ED3000-memory.dmp
    Filesize

    4KB

    Download
  • memory/600-6-0x00000000002D0000-0x0000000000316000-memory.dmp
    Filesize

    280KB

    Download