Overview

overview

10

Static

static

1

baa1926f8f...af.exe

windows7-x64

10

baa1926f8f...af.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9ca296392ffda3a2168b2c8e38423f88.bin

  • Size

    1.1MB

  • Sample

    230328-ch5r9sgd76

  • MD5

    394da27eedc93b9e6863f965fc930f12

  • SHA1

    417ef644caee48ba4e2a4f09580996a2f4a695df

  • SHA256

    947934fbb8e49106c7ee9c6fb128717df05e7ab5e9f10c62da0c16c4b05064b8

  • SHA512

    a3cab52775582ab04d63818de7efe986bde219c785481e36ed059910458099f2396f1c7182eb67d13be25c23d8bcfde6470b013587a6c15259c2063f88ffcc7f

  • SSDEEP

    24576:8P90k1BlI7Mm7sMikJBSYRORGh7qLTaJcPxwRs1a4vnq:4OkDlGj7WkcGxAaJOaf+q

Score
10/10
remcosremotehostpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

104.254.90.203:42940

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-KNQYWF

  • 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

      baa1926f8f9eb46243f4591d418581fc422268a40aec9a83fccf7e3ee2f913af.bin

    • Size

      1.3MB

    • MD5

      9ca296392ffda3a2168b2c8e38423f88

    • SHA1

      5a6001e488ee7fb0ec19e5727871c7a1d476457d

    • SHA256

      baa1926f8f9eb46243f4591d418581fc422268a40aec9a83fccf7e3ee2f913af

    • SHA512

      80be381586098c24ad441b638f45924af481063bd28a84aa0f2dc1e177fa23a4d8a8ca2263977380c4af054870f64704bbb72b6845ce17375d563d5d2a9ce8b1

    • SSDEEP

      24576:lTbBv5rUqDGbB22Y7+QE96qZaeUTHc8SqAOgRF65:PBX0YZD40kVqK65

    Score
    10/10
    remcosremotehostpersistencerat

    • 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