Overview

overview

10

Static

static

_NEW_SAM.exe

windows7_x64

10

_NEW_SAM.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    163s
  • max time network
    200s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 02:25

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General

  • Target

    _NEW_SAM.exe

  • Size

    453KB

  • MD5

    c04719c0bf404d71e89dd8f13450004a

  • SHA1

    41901bcd3542a0bb305b73aff1fc3bc783a835c3

  • SHA256

    93220c70797eba4d500358a0aa5da89dd5008633fc10c39f47fe57a5d01dcff3

  • SHA512

    5fe381fd5e550b9ada35f14d48342cc7aee1f16e5617c1f471cd7872dafc5e554d1e4d5f023c87f9c74502956c4867765e18e4cb762ff46db8114e2d78ac9bcb

Score
10/10
agentteslacollectionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.group-lem.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @@zsnB@7

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 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
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\_NEW_SAM.exe
    "C:\Users\Admin\AppData\Local\Temp\_NEW_SAM.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3552
    • C:\Users\Admin\AppData\Local\Temp\_NEW_SAM.exe
      "{path}"
      2⤵
      • Drops file in Drivers directory
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2880

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

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/2880-131-0x0000000000000000-mapping.dmp
    Download
  • memory/2880-132-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/2880-133-0x0000000074B30000-0x00000000750E1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/3552-130-0x0000000074B30000-0x00000000750E1000-memory.dmp
    Filesize

    5.7MB

    Download