remcos | 388a7968ce64a2834be388b83ead8011a8f3ab4c40bfd5588beedb89d9409b4d

General

Target

65b2cb03c2e9b62d98a40c4132d80075.exe
Size

1.2MB
MD5

65b2cb03c2e9b62d98a40c4132d80075
SHA1

cba6a219720f9125f86977691c5524479640839b
SHA256

388a7968ce64a2834be388b83ead8011a8f3ab4c40bfd5588beedb89d9409b4d
SHA512

181713592515b2b2917760c99dedf26ee9fc6342a45bc7a7b3b805a7c290759a0a7c530ab462d1f82db8f22c8e6b796c8a9314a84d9fa9219fa5e72fcc5979a5
SSDEEP

24576:YEfUzt0WsNtypnSHZNTZ5kB3z0mHaYfltT5Uf1t5:LUztHpS55C3QYaClnG1j

Score

10^/10

remcos admin rat

Malware Config

Extracted

Family

remcos

Version

2.4.5 Pro

Botnet

admin

C2

rem-pounds.ddns.net:9970

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
true
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
Remcos-YWGXE2
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;

Signatures

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

Drops startup file 1 IoCs

Processes:

65b2cb03c2e9b62d98a40c4132d80075.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WMPDMC.lnk	65b2cb03c2e9b62d98a40c4132d80075.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

65b2cb03c2e9b62d98a40c4132d80075.exe

description pid process target process

PID 2440 set thread context of 2992 2440 65b2cb03c2e9b62d98a40c4132d80075.exe 65b2cb03c2e9b62d98a40c4132d80075.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	pid	process	target process
PID 2440 set thread context of 2992	2440	65b2cb03c2e9b62d98a40c4132d80075.exe	65b2cb03c2e9b62d98a40c4132d80075.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

Processes:

65b2cb03c2e9b62d98a40c4132d80075.exe

pid	process
2440	65b2cb03c2e9b62d98a40c4132d80075.exe
2440	65b2cb03c2e9b62d98a40c4132d80075.exe
2440	65b2cb03c2e9b62d98a40c4132d80075.exe
2440	65b2cb03c2e9b62d98a40c4132d80075.exe
2440	65b2cb03c2e9b62d98a40c4132d80075.exe
2440	65b2cb03c2e9b62d98a40c4132d80075.exe
2440	65b2cb03c2e9b62d98a40c4132d80075.exe
2440	65b2cb03c2e9b62d98a40c4132d80075.exe
2440	65b2cb03c2e9b62d98a40c4132d80075.exe
2440	65b2cb03c2e9b62d98a40c4132d80075.exe
2440	65b2cb03c2e9b62d98a40c4132d80075.exe
2440	65b2cb03c2e9b62d98a40c4132d80075.exe
2440	65b2cb03c2e9b62d98a40c4132d80075.exe
2440	65b2cb03c2e9b62d98a40c4132d80075.exe
2440	65b2cb03c2e9b62d98a40c4132d80075.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

65b2cb03c2e9b62d98a40c4132d80075.exe

pid process

2992 65b2cb03c2e9b62d98a40c4132d80075.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

65b2cb03c2e9b62d98a40c4132d80075.exe

pid process

2440 65b2cb03c2e9b62d98a40c4132d80075.exe
2440 65b2cb03c2e9b62d98a40c4132d80075.exe
2440 65b2cb03c2e9b62d98a40c4132d80075.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

65b2cb03c2e9b62d98a40c4132d80075.exe

pid process

2440 65b2cb03c2e9b62d98a40c4132d80075.exe
2440 65b2cb03c2e9b62d98a40c4132d80075.exe
2440 65b2cb03c2e9b62d98a40c4132d80075.exe

pid	process
2992	65b2cb03c2e9b62d98a40c4132d80075.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

65b2cb03c2e9b62d98a40c4132d80075.exe

description	pid	process	target process
PID 2440 wrote to memory of 2992	2440	65b2cb03c2e9b62d98a40c4132d80075.exe	65b2cb03c2e9b62d98a40c4132d80075.exe
PID 2440 wrote to memory of 2992	2440	65b2cb03c2e9b62d98a40c4132d80075.exe	65b2cb03c2e9b62d98a40c4132d80075.exe
PID 2440 wrote to memory of 2992	2440	65b2cb03c2e9b62d98a40c4132d80075.exe	65b2cb03c2e9b62d98a40c4132d80075.exe
PID 2440 wrote to memory of 2992	2440	65b2cb03c2e9b62d98a40c4132d80075.exe	65b2cb03c2e9b62d98a40c4132d80075.exe
PID 2440 wrote to memory of 2992	2440	65b2cb03c2e9b62d98a40c4132d80075.exe	65b2cb03c2e9b62d98a40c4132d80075.exe
PID 2440 wrote to memory of 2992	2440	65b2cb03c2e9b62d98a40c4132d80075.exe	65b2cb03c2e9b62d98a40c4132d80075.exe

C:\Users\Admin\AppData\Local\Temp\65b2cb03c2e9b62d98a40c4132d80075.exe
"C:\Users\Admin\AppData\Local\Temp\65b2cb03c2e9b62d98a40c4132d80075.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2440

C:\Users\Admin\AppData\Local\Temp\65b2cb03c2e9b62d98a40c4132d80075.exe
"C:\Users\Admin\AppData\Local\Temp\65b2cb03c2e9b62d98a40c4132d80075.exe"
2⤵
- Suspicious behavior: GetForegroundWindowSpam
PID:2992

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/2440-3-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2992-4-0x00000000000C0000-0x00000000000E0000-memory.dmp

Filesize
128KB

Download
memory/2992-6-0x00000000000C0000-0x00000000000E0000-memory.dmp

Filesize
128KB

Download
memory/2992-12-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2992-15-0x00000000000C0000-0x00000000000E0000-memory.dmp

Filesize
128KB

Download
memory/2992-16-0x00000000000C0000-0x00000000000E0000-memory.dmp

Filesize
128KB

Download
memory/2992-17-0x00000000000C0000-0x00000000000E0000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads