remcos | dc984e3a8de291d49bab5940b8f8047d2a7d8f0dab4231342c36edcee9cbb92e

General

Target

file.exe
Size

571KB
MD5

58a91896eaf6efe03ffe6ebb7b731792
SHA1

e3ec7807b22e91e887dd1bc752c426041607216f
SHA256

dc984e3a8de291d49bab5940b8f8047d2a7d8f0dab4231342c36edcee9cbb92e
SHA512

9c764a0ec4d5f628fe998d90836fe39b2e112ebb21dc97e323c5ef0e50d6790ed36b5d89609c4aa4be2a5aaf6f4859e6e5a70150ce8b446868189417d9dffc23
SSDEEP

12288:OBm+u0O5pDETlQ6ocFa59nBTDvdeLu3jaLWGaGAXd:uzAgQ6Y59hDvdeLuTwK

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

127.0.0.1:55433

185.65.134.166:55433

10.11.0.5:55433

45.128.234.54:55433

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-UQ90W9
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

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 1284 set thread context of 924 1284 file.exe aspnet_compiler.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

file.exe

pid process

1284 file.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

aspnet_compiler.exe

pid process

924 aspnet_compiler.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

file.exe

description pid process

Token: SeDebugPrivilege 1284 file.exe

description	pid	process	target process
PID 1284 set thread context of 924	1284	file.exe	aspnet_compiler.exe

pid	process
1284	file.exe

pid	process
924	aspnet_compiler.exe

description	pid	process
Token: SeDebugPrivilege	1284	file.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

file.exe

description	pid	process	target process
PID 1284 wrote to memory of 1720	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 1720	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 1720	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 1720	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 924	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 924	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 924	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 924	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 924	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 924	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 924	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 924	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 924	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 924	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 924	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 924	1284	file.exe	aspnet_compiler.exe
PID 1284 wrote to memory of 924	1284	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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1284

C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
2⤵
PID:1720

C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
2⤵
- Suspicious behavior: GetForegroundWindowSpam
PID:924

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/924-69-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-80-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-70-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-89-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-58-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-59-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-60-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-61-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-64-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-62-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-63-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-66-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/924-65-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-67-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-90-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-88-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-71-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-72-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-73-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-75-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-76-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-78-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-86-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-81-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-82-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/924-84-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1284-55-0x0000000000540000-0x0000000000546000-memory.dmp

Filesize
24KB

Download
memory/1284-56-0x0000000000550000-0x000000000055C000-memory.dmp

Filesize
48KB

Download
memory/1284-57-0x00000000025B0000-0x0000000002630000-memory.dmp

Filesize
512KB

Download
memory/1284-54-0x0000000000D50000-0x0000000000DE4000-memory.dmp

Filesize
592KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads