General

  • Target

    9d8282d54901d4e795f0469a5191242b2e7b3b0c51f810f71c739bfff52de8d5

  • Size

    481KB

  • Sample

    230713-y27xmaba48

  • MD5

    5379d703170770355efdbce86dcdb1d3

  • SHA1

    7fdd801486d701ef0f97b4c91bcdd58ee294c593

  • SHA256

    9d8282d54901d4e795f0469a5191242b2e7b3b0c51f810f71c739bfff52de8d5

  • SHA512

    919336d876b921cba84617f107bca90bcfed9a8c56e921a6aa797451ae993bc3fd25ee568d82c2e2a2282be40c29e11ddfada607202f522ca1089d19f1e57b8a

  • SSDEEP

    12288:VRXxReZj3WZfj/2eSseWFaIe2+f8CL47bs/Zf2lDU:Vx7cyF2eSsewS8W47eZO

Malware Config

Extracted

Family

remcos

Botnet

NewRem

C2

141.95.16.111:2404

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Terminal.exe

  • copy_folder

    Terminal

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    Terminal

  • mouse_option

    false

  • mutex

    Rmc-5HBYBR

  • 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

      9d8282d54901d4e795f0469a5191242b2e7b3b0c51f810f71c739bfff52de8d5

    • Size

      481KB

    • MD5

      5379d703170770355efdbce86dcdb1d3

    • SHA1

      7fdd801486d701ef0f97b4c91bcdd58ee294c593

    • SHA256

      9d8282d54901d4e795f0469a5191242b2e7b3b0c51f810f71c739bfff52de8d5

    • SHA512

      919336d876b921cba84617f107bca90bcfed9a8c56e921a6aa797451ae993bc3fd25ee568d82c2e2a2282be40c29e11ddfada607202f522ca1089d19f1e57b8a

    • SSDEEP

      12288:VRXxReZj3WZfj/2eSseWFaIe2+f8CL47bs/Zf2lDU:Vx7cyF2eSsewS8W47eZO

    • 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.

    • UAC bypass

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

1
T1089

Modify Registry

3
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Tasks