General

  • Target

    TNT Original Invoice PDF.exe

  • Size

    1.0MB

  • Sample

    230213-lg25escc56

  • MD5

    f64fc1f7c9d03819bd76645aab99be48

  • SHA1

    11513e335fefcc3a302aba54ea5f5911f3290b9d

  • SHA256

    8b6a0f607c8aa32a95838d10b496bdbd68b86a457ef49f8043badb21f5b12b2a

  • SHA512

    5e9ffee587fbb61256b3f531a50c9ec40598a6459f6e2e30d022c84940a7786208a38430cf7a529588ee9be2f23a930d7b87afa6718744a25b26f81c476dc625

  • SSDEEP

    24576:wYXIQ57jS4qoLVNVS9nqi06jz8ajDTEnU6D5RJ:x/5+oxS9nC6rLR6

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

51.75.209.245:2406

Attributes
  • audio_folder

    MicRecords

  • 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

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-52YOYG

  • 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

Targets

    • Target

      TNT Original Invoice PDF.exe

    • Size

      1.0MB

    • MD5

      f64fc1f7c9d03819bd76645aab99be48

    • SHA1

      11513e335fefcc3a302aba54ea5f5911f3290b9d

    • SHA256

      8b6a0f607c8aa32a95838d10b496bdbd68b86a457ef49f8043badb21f5b12b2a

    • SHA512

      5e9ffee587fbb61256b3f531a50c9ec40598a6459f6e2e30d022c84940a7786208a38430cf7a529588ee9be2f23a930d7b87afa6718744a25b26f81c476dc625

    • SSDEEP

      24576:wYXIQ57jS4qoLVNVS9nqi06jz8ajDTEnU6D5RJ:x/5+oxS9nC6rLR6

    • HawkEye

      HawkEye is a malware kit that has seen continuous development since at least 2013.

    • Remcos

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

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks