General

  • Target

    c7e18524730d00ad96155cb54beca97cc658f8bd94f736ef7671eadacd3ebee6exe.exe

  • Size

    2.8MB

  • Sample

    231129-vcd2gaab85

  • MD5

    347ad7f87b8007faa2db0c1032a60a85

  • SHA1

    6fd3d2872613f5a622a5f25762dbed3440753894

  • SHA256

    c7e18524730d00ad96155cb54beca97cc658f8bd94f736ef7671eadacd3ebee6

  • SHA512

    81dfcf99f2113cde98b2e98eac0c15a5af57ed571da1ea168b3d17b4ff1da14abe9f2195adea3fe374cd45a932dff15a7ce3a3130b2008a109de3128bb087a3f

  • SSDEEP

    49152:Xm/PpH8yc0/wU2lpe63ZrxKrVEbRIqiPt41zFehg1mQzZ:XOpcyV/wjpdZrxEVEtI14rqnY

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

127.0.0.1:45671

127.0.0.1:55677

192.3.101.8:55677

192.3.101.8:45671

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-2P1XPK

  • 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

      c7e18524730d00ad96155cb54beca97cc658f8bd94f736ef7671eadacd3ebee6exe.exe

    • Size

      2.8MB

    • MD5

      347ad7f87b8007faa2db0c1032a60a85

    • SHA1

      6fd3d2872613f5a622a5f25762dbed3440753894

    • SHA256

      c7e18524730d00ad96155cb54beca97cc658f8bd94f736ef7671eadacd3ebee6

    • SHA512

      81dfcf99f2113cde98b2e98eac0c15a5af57ed571da1ea168b3d17b4ff1da14abe9f2195adea3fe374cd45a932dff15a7ce3a3130b2008a109de3128bb087a3f

    • SSDEEP

      49152:Xm/PpH8yc0/wU2lpe63ZrxKrVEbRIqiPt41zFehg1mQzZ:XOpcyV/wjpdZrxEVEtI14rqnY

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    • Remcos

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

    • ModiLoader Second Stage

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Executes dropped EXE

    • Loads dropped DLL

    • 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 v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Remote System Discovery

1
T1018

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks