Overview

overview

10

Static

static

8

EFT_PAYMEN...08.xls

windows7-x64

10

EFT_PAYMEN...08.xls

windows10-2004-x64

10

Sharing

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General

  • Target

    EFT_PAYMENT_ADVICE_221508.xls

  • Size

    237KB

  • Sample

    220816-aa2pjacbe4

  • MD5

    ad086186038063d4edf7f44293e4076c

  • SHA1

    04310c2777ab06987c0890e61cccc00ea5e9dc00

  • SHA256

    c8731e32018fec3b2bd3074a5c2f97ddf4da559cf2fe039d2e3d5b8155092d31

  • SHA512

    0ed637740820c84ba5db60272b058374b0b558f305be1ca81c93a52f3c5c35b07f47ad03e461d0a1fd38f96025deee144ffc3de584b9bc1800126969d86e99e2

Score
10/10
remcosaugcollectionmacromacro_on_actionratspywarestealer

Malware Config

Extracted

Family

remcos

Botnet

Aug

C2

topboysully.dvrlists.com:10171

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • 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

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Aug-MR3KZU

  • 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

      EFT_PAYMENT_ADVICE_221508.xls

    • Size

      237KB

    • MD5

      ad086186038063d4edf7f44293e4076c

    • SHA1

      04310c2777ab06987c0890e61cccc00ea5e9dc00

    • SHA256

      c8731e32018fec3b2bd3074a5c2f97ddf4da559cf2fe039d2e3d5b8155092d31

    • SHA512

      0ed637740820c84ba5db60272b058374b0b558f305be1ca81c93a52f3c5c35b07f47ad03e461d0a1fd38f96025deee144ffc3de584b9bc1800126969d86e99e2

    Score
    10/10
    remcosaugcollectionratspywarestealer

    • 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

    • Blocklisted process makes network request

    • 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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1
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