Overview

overview

10

Static

static

8

ORDER 075098.doc

windows7-x64

10

ORDER 075098.doc

windows10-2004-x64

10

Sharing

Copy URL
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General

  • Target

    ORDER 075098.doc

  • Size

    76KB

  • Sample

    221003-jrjpqaead2

  • MD5

    5b112030e331fc27826d844da94384c1

  • SHA1

    345f750a8d23419c626363783a5c97642bbd61c1

  • SHA256

    3b44d9aa4abd608f2dd1ec103d734c6402d3cb751dc2f38a46dc682aaa05a6bb

  • SHA512

    44dd55eb3320996e144e57aa9c5a932b90cb6e05ab83e8a7cb46555cc2753a61352d4b9cddc3c3a3292c6d93d6975f7bccb50e35abde1bb0eef66ad5d4b59b9e

  • SSDEEP

    768:IfCXf5zSe/q6s34bPX0sx8bP55lwNEF2KznO:IfCXf9SEqEXxOTdF9

Score
10/10
remcosremotehostcollectionmacromacro_on_actionpersistenceratspywarestealer

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

37.0.14.206:6081

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

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-04LFTW

  • 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

      ORDER 075098.doc

    • Size

      76KB

    • MD5

      5b112030e331fc27826d844da94384c1

    • SHA1

      345f750a8d23419c626363783a5c97642bbd61c1

    • SHA256

      3b44d9aa4abd608f2dd1ec103d734c6402d3cb751dc2f38a46dc682aaa05a6bb

    • SHA512

      44dd55eb3320996e144e57aa9c5a932b90cb6e05ab83e8a7cb46555cc2753a61352d4b9cddc3c3a3292c6d93d6975f7bccb50e35abde1bb0eef66ad5d4b59b9e

    • SSDEEP

      768:IfCXf5zSe/q6s34bPX0sx8bP55lwNEF2KznO:IfCXf9SEqEXxOTdF9

    Score
    10/10
    remcosremotehostcollectionpersistenceratspywarestealer

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Remcos

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

      ratremcos

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses Microsoft Outlook accounts

      collection

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Tasks