remcos | 6162d173439f621d6dd10a03823cbe4496e033652b8eb6e820d272771b07c0e6

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-10-2024 01:31

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General

Target

6162d173439f621d6dd10a03823cbe4496e033652b8eb6e820d272771b07c0e6.exe
Size

1.6MB
MD5

e34a2b6f4d650edaa50c6012e9311cc2
SHA1

0058a930b6a3fe6ba5ac171ecb8434e0d15cf10d
SHA256

6162d173439f621d6dd10a03823cbe4496e033652b8eb6e820d272771b07c0e6
SHA512

8406e8faccc79e98e8bc9ff591968e236f0492b50a474b6b09ed1d0059558ce027e7d840543929a4e9f7401bc7ebb127d91693f6b9209f814d1f005b20f7d416
SSDEEP

24576:EfmMv6Ckr7Mny5QV55dmN8EmPuVqk6n9QVBQloJcebpS03UCofwQO9j:E3v+7/5QV55dMQnWrQSBbpS0ECoMj

Score

10^/10

remcos 767393 discovery rat

Malware Config

Extracted

Family

remcos

Botnet

767393

windowssghtah.duckdns.org:45561

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
8673534-IBYQCL
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

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3220 set thread context of 2836	3220	6162d173439f621d6dd10a03823cbe4496e033652b8eb6e820d272771b07c0e6.exe	82

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6162d173439f621d6dd10a03823cbe4496e033652b8eb6e820d272771b07c0e6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3220	6162d173439f621d6dd10a03823cbe4496e033652b8eb6e820d272771b07c0e6.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3220 wrote to memory of 2836	3220	6162d173439f621d6dd10a03823cbe4496e033652b8eb6e820d272771b07c0e6.exe	82
PID 3220 wrote to memory of 2836	3220	6162d173439f621d6dd10a03823cbe4496e033652b8eb6e820d272771b07c0e6.exe	82
PID 3220 wrote to memory of 2836	3220	6162d173439f621d6dd10a03823cbe4496e033652b8eb6e820d272771b07c0e6.exe	82
PID 3220 wrote to memory of 2836	3220	6162d173439f621d6dd10a03823cbe4496e033652b8eb6e820d272771b07c0e6.exe	82

C:\Users\Admin\AppData\Local\Temp\6162d173439f621d6dd10a03823cbe4496e033652b8eb6e820d272771b07c0e6.exe
"C:\Users\Admin\AppData\Local\Temp\6162d173439f621d6dd10a03823cbe4496e033652b8eb6e820d272771b07c0e6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3220
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\6162d173439f621d6dd10a03823cbe4496e033652b8eb6e820d272771b07c0e6.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2836-10-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-11-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-5-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-6-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-7-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-8-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-9-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-4-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-3-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-16-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-14-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-15-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-18-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-17-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-19-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2836-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3220-2-0x0000000004430000-0x0000000004830000-memory.dmp

Filesize
4.0MB

Download