Overview

overview

10

Static

static

7

1ca8f020ff...78.exe

windows7-x64

10

1ca8f020ff...78.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    1ca8f020ffce398f2c06fd884fd9db78

  • Size

    1.4MB

  • Sample

    231225-aptmgacbb3

  • MD5

    1ca8f020ffce398f2c06fd884fd9db78

  • SHA1

    bd20247662ee081b5e9bfa8bd33014a10415c164

  • SHA256

    81225f97a5fe6111ee2416634927c59c8aaa3b85e7002c0a91329d53ea7cc440

  • SHA512

    c3f910303a62cc2c50a4a875301ab40f11acd233009f9597f6f8e0a70d6834827adb2e1891c55c6791f3a6584a31abe13c3361326ac76dab9acbf51309541f1d

  • SSDEEP

    24576:Y6yJMY9UFoRDhkeYM1jJR97zUbia9JVe0hs5WfBiERJchVML1bT6EW:3Y9UORVOM1jJHzaiape0hsABFRJch6LC

Score
10/10
remcosgracedratrezer0upx

Malware Config

Extracted

Family

remcos

Version

2.5.0 Pro

Botnet

GRACED

C2

thankyoulord.ddns.net:5050

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

    Remcos-0S5XD9

  • 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

  • take_screenshot_title

    wikipedia;solitaire;

Targets

    • Target

      1ca8f020ffce398f2c06fd884fd9db78

    • Size

      1.4MB

    • MD5

      1ca8f020ffce398f2c06fd884fd9db78

    • SHA1

      bd20247662ee081b5e9bfa8bd33014a10415c164

    • SHA256

      81225f97a5fe6111ee2416634927c59c8aaa3b85e7002c0a91329d53ea7cc440

    • SHA512

      c3f910303a62cc2c50a4a875301ab40f11acd233009f9597f6f8e0a70d6834827adb2e1891c55c6791f3a6584a31abe13c3361326ac76dab9acbf51309541f1d

    • SSDEEP

      24576:Y6yJMY9UFoRDhkeYM1jJR97zUbia9JVe0hs5WfBiERJchVML1bT6EW:3Y9UORVOM1jJHzaiape0hsABFRJch6LC

    Score
    10/10
    remcosgracedratrezer0upx

    • Remcos

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

      ratremcos

    • ReZer0 packer

      Detects ReZer0, a packer with multiple versions used in various campaigns.

      rezer0

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Uses the VBS compiler for execution

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scripting

1
T1064

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Defense Evasion

Scripting

1
T1064

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks