Overview

overview

10

Static

static

b91fb7bbef...8c.exe

windows7-x64

6

b91fb7bbef...8c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b91fb7bbef1fe38b4f9e2b4315dc018c.bin

  • Size

    6KB

  • Sample

    220927-da9xpacdb2

  • MD5

    b91fb7bbef1fe38b4f9e2b4315dc018c

  • SHA1

    17670f20a892713eee445c1d46f450765ca58e7f

  • SHA256

    45c871fa970cb78e5c1832eb19201659c3961a1c688697774ee947ad70dbc2a7

  • SHA512

    2a67653cc76578bd917216d72550bdff58d86be4ccf58af88d95f4e9144b9d238f741ef7846597440c091cc9c9eea20a55532f7a375891b375afc60060d2b194

  • SSDEEP

    96:Ei6WXBXvOLseWYdY4ZY/8J6clhu96BzNt:Ei6EBXvOL3xJZY/8J6crA6D

Score
10/10
remcosstarmoneynewdiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Botnet

StarMoneyNew

C2

185.252.178.35:41900

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-6RGOTF

  • 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

      b91fb7bbef1fe38b4f9e2b4315dc018c.bin

    • Size

      6KB

    • MD5

      b91fb7bbef1fe38b4f9e2b4315dc018c

    • SHA1

      17670f20a892713eee445c1d46f450765ca58e7f

    • SHA256

      45c871fa970cb78e5c1832eb19201659c3961a1c688697774ee947ad70dbc2a7

    • SHA512

      2a67653cc76578bd917216d72550bdff58d86be4ccf58af88d95f4e9144b9d238f741ef7846597440c091cc9c9eea20a55532f7a375891b375afc60060d2b194

    • SSDEEP

      96:Ei6WXBXvOLseWYdY4ZY/8J6clhu96BzNt:Ei6EBXvOL3xJZY/8J6crA6D

    Score
    10/10
    discoveryremcosstarmoneynewpersistencerat

    • Remcos

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

      ratremcos

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

      discovery

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Network Service Scanning

1
T1046

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks