General

  • Target

    3e39be7dc9401370614c4e62cc56bf9b.bin

  • Size

    863KB

  • Sample

    240408-bjcmfacb61

  • MD5

    520d816a3d37aa3e3ff3af9f4966bb3a

  • SHA1

    3b2042d46d0c6b6c23c294839a29b7ae2a152adb

  • SHA256

    0faad55fd83ee85790b503eb130fbae6d8ccce43e5306780000399a21a0deba8

  • SHA512

    89508785f486e1cee67d1c45a7d0a79587142fc8426d87049adc3a2ced5d66d6c866ecd77d031b77f0c4b5e4f6f838d2843ace108aea9bcf403f2aa098c886f5

  • SSDEEP

    24576:rPKMZsoIitzIY1/TvRBP1LCN5B4+98m0F8yDNd9qBePcV:ry6Ii9LrJd1LmNQFTD9qGm

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

paygateme.net:2286

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-WTDTSU

  • screenshot_crypt

    true

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      Purchase Order Specifications 2024.bat

    • Size

      891KB

    • MD5

      365611c6c550f6b4d41e017b7f658975

    • SHA1

      b31644d9fb613abfcb0bf7a801db77b4d7fd7ec9

    • SHA256

      f486a970c3228b346008eb169500d373560ea047084818b77357ba68bfa960af

    • SHA512

      6393bd06d1ea7faaccc85469f6b87aaab102064c8871f6ea8c33ea5434d822ddbd59157e50def89219ee0d3ebe09d34423dfc5d23f337b42a134422d71c3f721

    • SSDEEP

      24576:Ig5HJmx9NoiP7+J7v8Dlco1AtasmkDu13xXD7:1Jmx/7zYv8BJ4a1kq1R7

    • 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 v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks