Overview

overview

10

Static

static

3

98b668f745...5b.exe

windows7-x64

10

98b668f745...5b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9f383019e7ea6253bfa4b419107df9770c3ee07d3711c2580db14a37ccdaff0f

  • Size

    849KB

  • Sample

    240417-qy748aaa72

  • MD5

    46182d74acdbb6c1ae6f4095cddd6ab6

  • SHA1

    d005699c8be43256710a2b27e19bc6244916830d

  • SHA256

    9f383019e7ea6253bfa4b419107df9770c3ee07d3711c2580db14a37ccdaff0f

  • SHA512

    e4231c1e419011e4ceb4b3ed060dd9df95b31bc92c714cde65cb56ac386b0587f65d15659c186b3ee7d91476af9371e06b71fede68322aac48cc09b13d33d07c

  • SSDEEP

    24576:pew6mWkUVjH7xN8Pg0Ede4vdXbx1kPLxYoC7P/OrEblY1lp:LWkUnaPg0PWxEVYxEEblC

Score
10/10
remcosjonscollectionpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

JONS

C2

172.245.208.13:4445

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-R7QS5C

  • 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

      98b668f7457089866b6364c672e8dd35b12a24899eb80fdfcfc2a5aab8d9aa5b.exe

    • Size

      926KB

    • MD5

      a5116c0a496d4b011dd2afc12147d1b2

    • SHA1

      967e37264a5e0982b21b267211f9c5ccdc1662cf

    • SHA256

      98b668f7457089866b6364c672e8dd35b12a24899eb80fdfcfc2a5aab8d9aa5b

    • SHA512

      1d1922b3cbd0bc2e3e85ce0e787f63819a8f0a76286f58d590fecc3d5753cf78fe17ce3ecf8253117189a8f994e4b7b167aca394721bf3f1acd708f2702ffe87

    • SSDEEP

      24576:8cKhi13lO4V99LzjUdKc7dJ3iPOgrNiFj2+:NKE1hLzjA7Z8Piz

    Score
    10/10
    remcosjonscollectionpersistencerat

    • 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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Accesses Microsoft Outlook accounts

      collection

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

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

Resource Development

Reconnaissance

Tasks