Overview

overview

10

Static

static

Account in...on.exe

windows7_x64

10

Account in...on.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    124s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 02:47

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General

  • Target

    Account information.exe

  • Size

    513KB

  • MD5

    d4f31ef1f0ee95b0974223a61c7b38d0

  • SHA1

    5fbd210c289efeddbf11e79ddf0707f42aadd6a3

  • SHA256

    17a6854b9d7de26d3c70352b1a5fe59aeb25abd75c57902950278569bac64f78

  • SHA512

    a4ee1525b95f8e5bcca9ed7389f28e7f037bc853b3d38f637ef5c826c10e0931a91c5abfbb63a326714e69b78a817643fc99246192774ab73f7d5731111ec50c

Score
10/10
agentteslacollectionevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.elittacop.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @eaSYuc8

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 1 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
    evasion
  • Looks for VMWare Tools registry key 2 TTPs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • 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
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 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\Account information.exe
    "C:\Users\Admin\AppData\Local\Temp\Account information.exe"
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:816
    • C:\Users\Admin\AppData\Local\Temp\Account information.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1020

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\Account information.exe.log
    Filesize

    588B

    MD5

    49461f799113a05a28d6b992090c22ce

    SHA1

    4049a26ca32ff9ed84fd748b75b36b73e17510ce

    SHA256

    efa0ab0bd196baf69522d0e11a8bb384a1f0e1806590db7b6ed34abcf6faf5c3

    SHA512

    dffd0fc9f13c5821f9a55bbfb0e1cb980b29903228805fda0331de68ef1ecfa7e716ebcb50c1a2429e5373f6c9e31977472e04769adf9feac8c7fe10f1814bc5

    Download Submit
  • memory/816-130-0x0000000074C00000-0x00000000751B1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/1020-131-0x0000000000000000-mapping.dmp
    Download
  • memory/1020-132-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1020-134-0x0000000074C00000-0x00000000751B1000-memory.dmp
    Filesize

    5.7MB

    Download