remcos | ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7

General

Target

ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
Size

1.3MB
MD5

47914a26cc5fb650fc24c65e3345b7e0
SHA1

f283a5c77a79bdeda363d233113d2c858ad6e03d
SHA256

ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7
SHA512

0e0bdb1b849b17b8cf653455b93f57cb45abab53d1b8ecb1ea6b17d69cbef7288fc87d5d868b011ab5363dcd95d3f07b95ecd170d89891f78a38dca1bfc72b47

Score

10^/10

remcos mxsv rat

Malware Config

Extracted

Family

remcos

Version

1.9.1 Pro

Botnet

MXSV

C2

casillas.hicam.net:2404

casillasmx.chickenkiller.com:2404

casillas45.hopto.org:2404

casillas.libfoobar.so:2404

du4alr0ute.sendsmtp.com:2404

Attributes

audio_folder
audio
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
5
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
logs.dat
keylog_flag
false
keylog_folder
remcos
keylog_path
%AppData%
mouse_option
false
mutex
casillas-6BYJ1V
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
1
startup_value
remcos
take_screenshot_option
false
take_screenshot_time
5
take_screenshot_title

Signatures

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

Drops startup file 1 IoCs

Processes:

ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qbt3puuqs1.eu.url	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe

description	pid	process	target process
PID 3592 set thread context of 3596	3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe

pid	process
3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe

pid process

3596 ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe

pid	process
3596	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe

description	pid	process	target process
PID 3592 wrote to memory of 2932	3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
PID 3592 wrote to memory of 2932	3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
PID 3592 wrote to memory of 2932	3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
PID 3592 wrote to memory of 3596	3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
PID 3592 wrote to memory of 3596	3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
PID 3592 wrote to memory of 3596	3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
PID 3592 wrote to memory of 3596	3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
PID 3592 wrote to memory of 3596	3592	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe	ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe

C:\Users\Admin\AppData\Local\Temp\ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
"C:\Users\Admin\AppData\Local\Temp\ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3592

C:\Users\Admin\AppData\Local\Temp\ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
"C:\Users\Admin\AppData\Local\Temp\ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe"
2⤵
PID:2932

C:\Users\Admin\AppData\Local\Temp\ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe
"C:\Users\Admin\AppData\Local\Temp\ad2d831229cfd87e7fdb85322e9e6e3cb76716bcdc311d0bc85621d74dc605e7.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:3596

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/3592-120-0x0000000000C40000-0x0000000000C41000-memory.dmp

Filesize
4KB

Download
memory/3596-115-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3596-121-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads