Overview

overview

10

Static

static

1

d34424d4ff...cf.rtf

windows7-x64

10

d34424d4ff...cf.rtf

windows10-2004-x64

1

Sharing

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General

  • Target

    d34424d4ff9030116dedad2314fabbcf.rtf

  • Size

    27KB

  • Sample

    230607-fejbmshd7x

  • MD5

    d34424d4ff9030116dedad2314fabbcf

  • SHA1

    e8f114e73f8f856483d652344b4ba9334e5b0a14

  • SHA256

    828c067539368aee17656ddb7d1c95f9567d7f2bd80b876cabbeed104556f98b

  • SHA512

    261455fc69be967af26b3158fa606b07045adee3009c2719005bc359568652d30566066c3e87d1d1854298de746b3de3ec5622d5c2f4287af46522eee9876018

  • SSDEEP

    384:6XbGESBab/Y3lb3JBe8o6enzwWC1orexFp2L+3+FEgTrNuHbMU+DUf/wMY/K2Qeg:ofSBx3DenzwWWoafmi/+r4HbrRb2Q75

Score
10/10
remcosremotehostcollectionrat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

divdemoce.duckdns.org:35639

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

    dtas.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Rmc-GZATCK

  • 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

      d34424d4ff9030116dedad2314fabbcf.rtf

    • Size

      27KB

    • MD5

      d34424d4ff9030116dedad2314fabbcf

    • SHA1

      e8f114e73f8f856483d652344b4ba9334e5b0a14

    • SHA256

      828c067539368aee17656ddb7d1c95f9567d7f2bd80b876cabbeed104556f98b

    • SHA512

      261455fc69be967af26b3158fa606b07045adee3009c2719005bc359568652d30566066c3e87d1d1854298de746b3de3ec5622d5c2f4287af46522eee9876018

    • SSDEEP

      384:6XbGESBab/Y3lb3JBe8o6enzwWC1orexFp2L+3+FEgTrNuHbMU+DUf/wMY/K2Qeg:ofSBx3DenzwWWoafmi/+r4HbrRb2Q75

    Score
    10/10
    remcosremotehostcollectionrat

    • 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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Accesses Microsoft Outlook accounts

      collection

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Exploitation for Client Execution

1
T1203

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Tasks