Overview

overview

10

Static

static

INVOICE AS...NG.exe

windows7_x64

10

INVOICE AS...NG.exe

windows10_x64

10

Sharing

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General

  • Target

    INVOICE ASIAN SHIPPING.exe

  • Size

    814KB

  • Sample

    211020-nagagsghg6

  • MD5

    baea8f92a509da346b2785803537713d

  • SHA1

    35ec1fce1fd39a8fad37e88ccb25c859fc21b297

  • SHA256

    f8e75ae7b73058c83d8e49afd902e29dbd5dc808017d7ec736a8f1aa0ad88c51

  • SHA512

    ecc34f5cc2f8e79096a44ec235dccc2fb3f7e0e280553be51d5d2397d7c24ad2dc8ca899da6db6ea70e60fee280302fcf317efacc14603a277f642f79b0b79f1

Score
10/10
remcosremotehostevasionrat

Malware Config

Extracted

Family

remcos

Version

3.3.0 Pro

Botnet

RemoteHost

C2

172.94.88.26:3033

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-LNYWHZ

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    notepad;solitaire;

Targets

    • Target

      INVOICE ASIAN SHIPPING.exe

    • Size

      814KB

    • MD5

      baea8f92a509da346b2785803537713d

    • SHA1

      35ec1fce1fd39a8fad37e88ccb25c859fc21b297

    • SHA256

      f8e75ae7b73058c83d8e49afd902e29dbd5dc808017d7ec736a8f1aa0ad88c51

    • SHA512

      ecc34f5cc2f8e79096a44ec235dccc2fb3f7e0e280553be51d5d2397d7c24ad2dc8ca899da6db6ea70e60fee280302fcf317efacc14603a277f642f79b0b79f1

    Score
    10/10
    remcosremotehostevasionrat

    • Remcos

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

      ratremcos

    • Looks for VirtualBox Guest Additions in registry

      evasion

    • Looks for VMWare Tools registry key

      evasion

    • Checks BIOS information in registry

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

    • Maps connected drives based on registry

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks