remcos | c296470f0a24955e74c6695312974b6f7b32b89147368e84804b47f76d5befa3

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
07-06-2023 14:32

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General

Target

file.exe
Size

512KB
MD5

5a01a667c84893b0ab403b39b3c73b53
SHA1

61e797ce7faf1a6eca4038b29aac0364fb61fba9
SHA256

c296470f0a24955e74c6695312974b6f7b32b89147368e84804b47f76d5befa3
SHA512

6879d03950b1244f4272859fc3db645aabaa2543015808afeec556f5438be6fd9ab562125b421e160aa61c69342bf2a730cdc3715c0bfaf450c20470d10c9336
SSDEEP

12288:eN44r9HYXzdEXVDBbupm9PwbZxCMhrI5cRdbtF9fgdm1ttt:u9GeXVDmeYFM5cRdJ

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

pekonomiana.duckdns.org:30491

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
install_path
%Temp%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
Rmc-EORWFM
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 SetThreadContext 1 IoCs

Processes:

file.exe

description pid process target process

PID 2036 set thread context of 4112 2036 file.exe aspnet_compiler.exe

description	pid	process	target process
PID 2036 set thread context of 4112	2036	file.exe	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

file.exe

description	pid	process	target process
PID 2036 wrote to memory of 4112	2036	file.exe	aspnet_compiler.exe
PID 2036 wrote to memory of 4112	2036	file.exe	aspnet_compiler.exe
PID 2036 wrote to memory of 4112	2036	file.exe	aspnet_compiler.exe
PID 2036 wrote to memory of 4112	2036	file.exe	aspnet_compiler.exe
PID 2036 wrote to memory of 4112	2036	file.exe	aspnet_compiler.exe
PID 2036 wrote to memory of 4112	2036	file.exe	aspnet_compiler.exe
PID 2036 wrote to memory of 4112	2036	file.exe	aspnet_compiler.exe
PID 2036 wrote to memory of 4112	2036	file.exe	aspnet_compiler.exe
PID 2036 wrote to memory of 4112	2036	file.exe	aspnet_compiler.exe
PID 2036 wrote to memory of 4112	2036	file.exe	aspnet_compiler.exe
PID 2036 wrote to memory of 4112	2036	file.exe	aspnet_compiler.exe
PID 2036 wrote to memory of 4112	2036	file.exe	aspnet_compiler.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2036

C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
2⤵
PID:4112

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2036-133-0x000001F7FB430000-0x000001F7FB4B4000-memory.dmp

Filesize
528KB

Download
memory/2036-134-0x000001F7FB880000-0x000001F7FB890000-memory.dmp

Filesize
64KB

Download
memory/4112-135-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-137-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-138-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-139-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-140-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-141-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-142-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-143-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-144-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-146-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-147-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-148-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-149-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-150-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-151-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-152-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-153-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-154-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-155-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-156-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4112-157-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download