Overview

overview

10

Static

static

10

Teklif-Formu.jar

windows7-x64

10

Teklif-Formu.jar

windows10-2004-x64

10

Sharing

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General

  • Target

    Teklif-Formu.jar

  • Size

    64KB

  • Sample

    240509-pclhnagh3w

  • MD5

    8f32b6ad5a4b0bf593c5e8cfe8afd04b

  • SHA1

    02623723f9a9af013df424336d45ada46abe9472

  • SHA256

    0fb1d11732acd516de3da578ac8d7a4a0f51684f588898bc0621fe5424cef0eb

  • SHA512

    185bb366786dc1a1a54dcb623341f7a727842685aa50d48dcc4bafe5135feaa1f6294a874faa55fdc91816a43bd60ab543c9284b7eec97d8cedf65dd62de282c

  • SSDEEP

    1536:sFVl2U0Gg0HxEjXu28Gut9+gnzqYgMYw0Sr8awyvI0cNFl:sFv2U0GXUu28P7HZY84awyv3cNFl

Score
10/10
remcosstrratmay daydiscoveryevasionpersistenceratstealertrojan

Malware Config

Extracted

Family

strrat

C2

elastsolek21.duckdns.org:4781

zekeriyasolek45.duckdns.org:4781
Attributes
  • license_id

    WFC9-W4KB-388F-9KY1-S6JV

  • plugins_url

    http://jbfrost.live/strigoi/server/?hwid=1&lid=m&ht=5

  • scheduled_task

    true

  • secondary_startup

    true

  • startup

    true

Extracted

Family

remcos

Botnet

May Day

C2

zekeriyasolek45.duckdns.org:3321

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Windows Data Start.exe

  • copy_folder

    Windows Data Start-Up

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    true

  • install_flag

    true

  • install_path

    %WinDir%

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    Window Display

  • keylog_path

    %WinDir%

  • mouse_option

    false

  • mutex

    Windows Audio-EIQQ40

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      Teklif-Formu.jar

    • Size

      64KB

    • MD5

      8f32b6ad5a4b0bf593c5e8cfe8afd04b

    • SHA1

      02623723f9a9af013df424336d45ada46abe9472

    • SHA256

      0fb1d11732acd516de3da578ac8d7a4a0f51684f588898bc0621fe5424cef0eb

    • SHA512

      185bb366786dc1a1a54dcb623341f7a727842685aa50d48dcc4bafe5135feaa1f6294a874faa55fdc91816a43bd60ab543c9284b7eec97d8cedf65dd62de282c

    • SSDEEP

      1536:sFVl2U0Gg0HxEjXu28Gut9+gnzqYgMYw0Sr8awyvI0cNFl:sFv2U0GXUu28P7HZY84awyv3cNFl

    Score
    10/10
    remcosstrratmay dayevasionpersistenceratstealertrojandiscovery

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

      ratremcos

    • STRRAT

      STRRAT is a remote access tool than can steal credentials and log keystrokes.

      trojanstealerstrrat

    • UAC bypass

      evasiontrojan

    • Adds policy Run key to start application

      persistence

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

File and Directory Permissions Modification

1
T1222

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

5
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks