remcos | 557f40ce5d8b3e8888938f8d5668df076601256d65be6bcec01fccbf4a1da371

General

Target

157caa3f7209d74834eeebbaeefb2350.exe
Size

1.2MB
MD5

157caa3f7209d74834eeebbaeefb2350
SHA1

e31f55b6be75bf569e8390cea891d6ee3765982e
SHA256

557f40ce5d8b3e8888938f8d5668df076601256d65be6bcec01fccbf4a1da371
SHA512

cffcb9fe0b8c96d4044d527e51139aa48f6b745c3efbaa4699ebb65f8e4c0786d1ae7c28ca4ea95be463c2cfdbb4f5c24de1a461deafca73396240c4fb76ab3d
SSDEEP

24576:YEfUzt0WsNtypnSHZNTZ5kB3z0mHaYfltT5Uf1t4:LUztHpS55C3QYaClnG1+

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:

157caa3f7209d74834eeebbaeefb2350.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WMPDMC.lnk	157caa3f7209d74834eeebbaeefb2350.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

157caa3f7209d74834eeebbaeefb2350.exe

description pid process target process

PID 2212 set thread context of 1372 2212 157caa3f7209d74834eeebbaeefb2350.exe 157caa3f7209d74834eeebbaeefb2350.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 2212 set thread context of 1372	2212	157caa3f7209d74834eeebbaeefb2350.exe	157caa3f7209d74834eeebbaeefb2350.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

Processes:

157caa3f7209d74834eeebbaeefb2350.exe

pid	process
2212	157caa3f7209d74834eeebbaeefb2350.exe
2212	157caa3f7209d74834eeebbaeefb2350.exe
2212	157caa3f7209d74834eeebbaeefb2350.exe
2212	157caa3f7209d74834eeebbaeefb2350.exe
2212	157caa3f7209d74834eeebbaeefb2350.exe
2212	157caa3f7209d74834eeebbaeefb2350.exe
2212	157caa3f7209d74834eeebbaeefb2350.exe
2212	157caa3f7209d74834eeebbaeefb2350.exe
2212	157caa3f7209d74834eeebbaeefb2350.exe
2212	157caa3f7209d74834eeebbaeefb2350.exe
2212	157caa3f7209d74834eeebbaeefb2350.exe
2212	157caa3f7209d74834eeebbaeefb2350.exe
2212	157caa3f7209d74834eeebbaeefb2350.exe
2212	157caa3f7209d74834eeebbaeefb2350.exe
2212	157caa3f7209d74834eeebbaeefb2350.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

157caa3f7209d74834eeebbaeefb2350.exe

pid process

1372 157caa3f7209d74834eeebbaeefb2350.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

157caa3f7209d74834eeebbaeefb2350.exe

pid process

2212 157caa3f7209d74834eeebbaeefb2350.exe
2212 157caa3f7209d74834eeebbaeefb2350.exe
2212 157caa3f7209d74834eeebbaeefb2350.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

157caa3f7209d74834eeebbaeefb2350.exe

pid process

2212 157caa3f7209d74834eeebbaeefb2350.exe
2212 157caa3f7209d74834eeebbaeefb2350.exe
2212 157caa3f7209d74834eeebbaeefb2350.exe

pid	process
1372	157caa3f7209d74834eeebbaeefb2350.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

157caa3f7209d74834eeebbaeefb2350.exe

description	pid	process	target process
PID 2212 wrote to memory of 1372	2212	157caa3f7209d74834eeebbaeefb2350.exe	157caa3f7209d74834eeebbaeefb2350.exe
PID 2212 wrote to memory of 1372	2212	157caa3f7209d74834eeebbaeefb2350.exe	157caa3f7209d74834eeebbaeefb2350.exe
PID 2212 wrote to memory of 1372	2212	157caa3f7209d74834eeebbaeefb2350.exe	157caa3f7209d74834eeebbaeefb2350.exe
PID 2212 wrote to memory of 1372	2212	157caa3f7209d74834eeebbaeefb2350.exe	157caa3f7209d74834eeebbaeefb2350.exe
PID 2212 wrote to memory of 1372	2212	157caa3f7209d74834eeebbaeefb2350.exe	157caa3f7209d74834eeebbaeefb2350.exe
PID 2212 wrote to memory of 1372	2212	157caa3f7209d74834eeebbaeefb2350.exe	157caa3f7209d74834eeebbaeefb2350.exe

C:\Users\Admin\AppData\Local\Temp\157caa3f7209d74834eeebbaeefb2350.exe
"C:\Users\Admin\AppData\Local\Temp\157caa3f7209d74834eeebbaeefb2350.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:2212

C:\Users\Admin\AppData\Local\Temp\157caa3f7209d74834eeebbaeefb2350.exe
"C:\Users\Admin\AppData\Local\Temp\157caa3f7209d74834eeebbaeefb2350.exe"
2⤵
- Suspicious behavior: GetForegroundWindowSpam
PID:1372

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/1372-3-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/1372-6-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/1372-12-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1372-15-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/1372-16-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/1372-17-0x0000000000080000-0x00000000000A0000-memory.dmp

Filesize
128KB

Download
memory/2212-4-0x0000000000800000-0x0000000000801000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads