remcos | 2761a12da05c2b830066115b3a21e95f4b9650de6d2ee92481467651d5feb9d8

Analysis

max time kernel
150s
max time network
119s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
20-04-2024 09:24

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General

Target

2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe
Size

2.4MB
MD5

3dbf5609c9fce7389c53acd5c7bdfe51
SHA1

102b84beb9df7eb7ca2fd738b1307d64087a2809
SHA256

2761a12da05c2b830066115b3a21e95f4b9650de6d2ee92481467651d5feb9d8
SHA512

b1125ed599c5ae6c3fa281014ea0dfb0ae283368d380781b07d7c5e6abb5da435cff24a76f9377e7120c1097f5d0bbbbac4272cfe78d4de2e5e7cbdd470d57bd
SSDEEP

49152:KCtI+vNrL3ctRG8Lnh5pkjamjYNexTKNPd/PAbkzSYl+aFUUhf3LIE3VEalMlrMr:Ky1oL33VEallIgUCx/

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Version

4.9.3 Light

Botnet

RemoteHost

127.0.0.1:2404

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
Rmc-52SPIJ
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
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 NtCreateThreadExHideFromDebugger 1 IoCs

Processes:

2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe

pid process

2060 2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe

pid process

3020 2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe
Suspicious use of SendNotifyMessage 1 IoCs

Processes:

2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe

pid process

3020 2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe

pid	process
2060	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe

pid	process
3020	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe

pid	process
3020	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe

description	pid	process	target process
PID 2060 wrote to memory of 3020	2060	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe
PID 2060 wrote to memory of 3020	2060	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe
PID 2060 wrote to memory of 3020	2060	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe
PID 2060 wrote to memory of 3020	2060	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe
PID 2060 wrote to memory of 3020	2060	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe
PID 2060 wrote to memory of 3020	2060	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe
PID 2060 wrote to memory of 3020	2060	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe	2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe

C:\Users\Admin\AppData\Local\Temp\2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe"
1⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:2060

C:\Users\Admin\AppData\Local\Temp\2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-20_3dbf5609c9fce7389c53acd5c7bdfe51_magniber.exe"
2⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3020

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2060-1-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2060-0-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2060-2-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2060-4-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2060-5-0x0000000000310000-0x000000000031A000-memory.dmp

Filesize
40KB

Download
memory/2060-8-0x0000000000310000-0x000000000031A000-memory.dmp

Filesize
40KB

Download
memory/3020-3-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3020-13-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-11-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/3020-10-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/3020-14-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-15-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-17-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-16-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-18-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-19-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-20-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-21-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-22-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-23-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-24-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-25-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-26-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-27-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-28-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-29-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-30-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-31-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-32-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-33-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-34-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-35-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-36-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-37-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-38-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-39-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-40-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-41-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-42-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-43-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-44-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-45-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-46-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-47-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-48-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-49-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-50-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-51-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-52-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-53-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-54-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-55-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-56-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-57-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-58-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-59-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-60-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-61-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-62-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-63-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-64-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-65-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-66-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-67-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-68-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-69-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/3020-70-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download