Overview

overview

10

Static

static

TOYO_Ms Ge...io.exe

windows7_x64

10

TOYO_Ms Ge...io.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    135s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 00:15

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General

  • Target

    TOYO_Ms General conditio.exe

  • Size

    423KB

  • MD5

    2e33fb697e29b12ade0ec2ab18a9abe3

  • SHA1

    6e0692aa1ce8fb1d67bfffa0561fdfb2c3a35912

  • SHA256

    6a304eb65d7aaf500fa186406ed9bd3f02394251010b24aec66ed92a0fd71d90

  • SHA512

    5fb48596be31a72c8d7c026d7a2f275b09e086ab9241de4c6f7c114e879497aa6aa9e2460a6fae6236f0793f816372d80699d83028c7b92727b51ef96c92c543

Score
10/10
agentteslacollectionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    IZmBVEm3

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 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 8 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TOYO_Ms General conditio.exe
    "C:\Users\Admin\AppData\Local\Temp\TOYO_Ms General conditio.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3160
    • C:\Users\Admin\AppData\Local\Temp\TOYO_Ms General conditio.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1872

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

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\TOYO_Ms General conditio.exe.log
    Filesize

    412B

    MD5

    ad1c7f6525cfeb54c0487efd38b0e26c

    SHA1

    ed3da94723ac7e3828a9e93d68418bb810592f3b

    SHA256

    0a534a3d0fa82e6a427164c5f6e702cac7e4afc9967af9bc5ddba4f84ab33276

    SHA512

    48d625e6be5391d91d95c2850226fe39bb2411cb72139797699cfe126e6b066182e83950a8ea67e63b64a66b0d45f58d8bc97cab0363d55c2fd88c0d1d28009c

    Download Submit
  • memory/1872-133-0x0000000000000000-mapping.dmp
    Download
  • memory/1872-134-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

    Download
  • memory/1872-136-0x00000000053E0000-0x0000000005984000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/1872-137-0x0000000005CD0000-0x0000000005D36000-memory.dmp
    Filesize

    408KB

    Download
  • memory/1872-138-0x0000000006230000-0x0000000006280000-memory.dmp
    Filesize

    320KB

    Download
  • memory/3160-130-0x0000000000860000-0x00000000008D0000-memory.dmp
    Filesize

    448KB

    Download
  • memory/3160-131-0x0000000005820000-0x00000000058BC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/3160-132-0x0000000005960000-0x00000000059F2000-memory.dmp
    Filesize

    584KB

    Download