remcos | 6935d7a89ebec2142bbee568e6da7f94f70603fa1f764950d3f1189e0ae260fb

Analysis

max time kernel
147s
max time network
142s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
14/03/2024, 15:47

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General

Target

c9014b4c4dcb7553991bd2030aaf4ca0.exe
Size

580KB
MD5

c9014b4c4dcb7553991bd2030aaf4ca0
SHA1

bd6048ba496cbdf80bf6ecc8df522c48baa699af
SHA256

6935d7a89ebec2142bbee568e6da7f94f70603fa1f764950d3f1189e0ae260fb
SHA512

bee70fdcb11b590cb855331215966f732040493686321f05e5b406259435fb71387156d6c594f735765d19326bd3d09d6bf0f590de9c07715e3796ab0373904a
SSDEEP

12288:5itGaOkRs1rtlPswwIIhAics0F+clTB1BJ7jxLlQ:UGvk8rtl0NIICics0FNHXHxLlQ

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Version

3.1.5 Pro

Botnet

RemoteHost

ramzy.duckdns.org:2005

Attributes

audio_folder
MicRecords
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
agent.exe
copy_folder
Remcos
delete_file
true
hide_file
true
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
Remcos-RV1M2P
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
notepad;solitaire;

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 2740 set thread context of 1240	2740	c9014b4c4dcb7553991bd2030aaf4ca0.exe	28

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2740	c9014b4c4dcb7553991bd2030aaf4ca0.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1240	c9014b4c4dcb7553991bd2030aaf4ca0.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
1240	c9014b4c4dcb7553991bd2030aaf4ca0.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2740 wrote to memory of 1240	2740	c9014b4c4dcb7553991bd2030aaf4ca0.exe	28
PID 2740 wrote to memory of 1240	2740	c9014b4c4dcb7553991bd2030aaf4ca0.exe	28
PID 2740 wrote to memory of 1240	2740	c9014b4c4dcb7553991bd2030aaf4ca0.exe	28
PID 2740 wrote to memory of 1240	2740	c9014b4c4dcb7553991bd2030aaf4ca0.exe	28
PID 2740 wrote to memory of 1240	2740	c9014b4c4dcb7553991bd2030aaf4ca0.exe	28

C:\Users\Admin\AppData\Local\Temp\c9014b4c4dcb7553991bd2030aaf4ca0.exe
"C:\Users\Admin\AppData\Local\Temp\c9014b4c4dcb7553991bd2030aaf4ca0.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Users\Admin\AppData\Local\Temp\c9014b4c4dcb7553991bd2030aaf4ca0.exe
  "C:\Users\Admin\AppData\Local\Temp\c9014b4c4dcb7553991bd2030aaf4ca0.exe"
  2⤵
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:1240

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1240-7-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1240-20-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1240-3-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1240-5-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1240-6-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1240-8-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1240-11-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1240-22-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1240-9-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1240-13-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1240-15-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1240-17-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/2740-2-0x0000000000220000-0x0000000000222000-memory.dmp

Filesize
8KB

Download
memory/2740-1-0x0000000000090000-0x0000000000190000-memory.dmp

Filesize
1024KB

Download