Overview

overview

10

Static

static

1

tmp.exe

windows7-x64

10

tmp.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    tmp

  • Size

    1002KB

  • Sample

    230317-ze9ndabh71

  • MD5

    f46d06135ec1f3705b556f830f1de372

  • SHA1

    a1d4c48f24a72ce044faf64ebabfc94c3ac5999b

  • SHA256

    3962ae9db78b08a86e6907b321a399ca5a83abf3032ef68c16637f840e8992a8

  • SHA512

    c1e1a5e6f3bc6b0f704eb715ccb8e0f6afea94c04c7ac1bf634b336142d05db3fb30ca9d9c7da15fa853c89ce698981f49e9bd54ea7d81fc101e53f7ff788939

  • SSDEEP

    24576:bzl6TpeiKfQZiErxfQ92nZyvsW6kScfH2/ABRVb+2eVV:bM1vhxc2wvF6kvf2/kjBeVV

Score
10/10
remcosxppersistencerat

Malware Config

Extracted

Family

remcos

Botnet

XP

C2

xpremcuz300622.ddns.net:3542

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    oos.exe

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Remcos-MMP2I7

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    kkl

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      tmp

    • Size

      1002KB

    • MD5

      f46d06135ec1f3705b556f830f1de372

    • SHA1

      a1d4c48f24a72ce044faf64ebabfc94c3ac5999b

    • SHA256

      3962ae9db78b08a86e6907b321a399ca5a83abf3032ef68c16637f840e8992a8

    • SHA512

      c1e1a5e6f3bc6b0f704eb715ccb8e0f6afea94c04c7ac1bf634b336142d05db3fb30ca9d9c7da15fa853c89ce698981f49e9bd54ea7d81fc101e53f7ff788939

    • SSDEEP

      24576:bzl6TpeiKfQZiErxfQ92nZyvsW6kScfH2/ABRVb+2eVV:bM1vhxc2wvF6kvf2/kjBeVV

    Score
    10/10
    remcosxppersistencerat

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • 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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks