General

  • Target

    PO_No._ANOP0652.exe

  • Size

    6KB

  • Sample

    221005-hsxsasdeh5

  • MD5

    a79258dab8fdacc30a119ca5cd90613e

  • SHA1

    ab935a24af3fa7eec96ed3ad6e545572639afbca

  • SHA256

    0249b8c395e7035b2910900f092f9856831f9312f9fdeee7a027dea8b2f7b199

  • SHA512

    e51414e9213015d4884f7e584d1cfe2b84be93dd8a5ee56680498194d44122c7e097a400f07744a8b86ce383c9283b2b6210c5bebada3575622c2a7ad8d80ccb

  • SSDEEP

    96:Akzl0brb54gxLO1o9+fY29v+NYDHa9r3KvzNt:HW/5JxLOG4Xv+wG2

Malware Config

Extracted

Family

remcos

Botnet

50005

C2

45.155.165.117:50005

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

    jubjutgwfkpjgsh-G1HYQL

  • 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

      PO_No._ANOP0652.exe

    • Size

      6KB

    • MD5

      a79258dab8fdacc30a119ca5cd90613e

    • SHA1

      ab935a24af3fa7eec96ed3ad6e545572639afbca

    • SHA256

      0249b8c395e7035b2910900f092f9856831f9312f9fdeee7a027dea8b2f7b199

    • SHA512

      e51414e9213015d4884f7e584d1cfe2b84be93dd8a5ee56680498194d44122c7e097a400f07744a8b86ce383c9283b2b6210c5bebada3575622c2a7ad8d80ccb

    • SSDEEP

      96:Akzl0brb54gxLO1o9+fY29v+NYDHa9r3KvzNt:HW/5JxLOG4Xv+wG2

    • 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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

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