b371d002c5cdc04dc83f47d413a17103d6325b13c945ff090952aa743b6e9205

General
Target

b371d002c5cdc04dc83f47d413a17103d6325b13c945ff090952aa743b6e9205

Size

160KB

Sample

220521-xh3m5abgf9

Score
10 /10
MD5

42e0fe24cb392a0dc23c0232959bad30

SHA1

815e71accb773c61654a6939532f46fe0c65fc80

SHA256

b371d002c5cdc04dc83f47d413a17103d6325b13c945ff090952aa743b6e9205

SHA512

0007083d70a1a25bd02a37ff225a2e50aacdff4599fe983b3dc52abc641a3786d405852fa51a6b75c736e0c819a56272aa51e8ac2c8c56344c29ea8093a77b37

Malware Config

Extracted

Family remcos
Version 2.5.1 Pro
Botnet xxxxxxxxxxxx
C2

109.169.89.116:2021

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
s.sex
keylog_flag
false
keylog_folder
ssssss
keylog_path
%UserProfile%
mouse_option
false
mutex
fuckhere-M9W1LK
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

PO93-DOC89345833_pdf.exe

MD5

d44fd12c4a59244c15415cc69d9107b2

Filesize

241KB

Score
10/10
SHA1

6a656dd83746eab439e5945c262f96b3cdce15ec

SHA256

1f116c8f89973d9a9641d0dfd79af6c83c36ea2bf80a7cde67c18613402a1936

SHA512

a8fffbf3fab2e479a20f544dc35f9c560793d6936a1a975a3aba68153c3d958b3963d5c87053b763de28a41d3cf04cbdb78e085001fa148234cc87f7d092253e

Tags

Signatures

  • Remcos

    Description

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

    Tags

  • Looks for VirtualBox Guest Additions in registry

    Tags

    TTPs

    Query RegistryVirtualization/Sandbox Evasion
  • Looks for VMWare Tools registry key

    Tags

    TTPs

    Query RegistryVirtualization/Sandbox Evasion
  • Checks BIOS information in registry

    Description

    BIOS information is often read in order to detect sandboxing environments.

    TTPs

    Query RegistrySystem Information Discovery
  • Checks computer location settings

    Description

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

    TTPs

    Query RegistrySystem Information Discovery
  • Maps connected drives based on registry

    Description

    Disk information is often read in order to detect sandboxing environments.

    TTPs

    Query RegistryPeripheral Device DiscoverySystem Information Discovery
  • Suspicious use of SetThreadContext

Related Tasks

MITRE ATT&CK Matrix
Collection
    Command and Control
      Credential Access
        Execution
          Exfiltration
            Impact
              Initial Access
                Lateral Movement
                  Persistence
                  Privilege Escalation
                    Tasks

                    static1

                    behavioral1

                    10/10

                    behavioral2

                    10/10