remcos | af53ec8ba243eb098f419b1ed8a99e98c4528a6ab88c32b0f1ae1c28667c3f0a

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
17-04-2024 01:28

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General

Target

f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe
Size

967KB
MD5

6d53853d0d56802e6ad845407f61eee7
SHA1

3cfb6e47d65afb417444d23908e28163ab83a341
SHA256

f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2
SHA512

20279d70d086aec743a7c6df92384fe5100e4a9e9f7cb710ac3c947b2a36a0a3b307638a0f3dfcd93cf26ba2172db1d546ffa311939ebc28c5b3988d0b6b00e5
SSDEEP

24576:Zo5Cx4T0Nq036gAfCwpOypJ4k4ZS3yWw:C5Cx4QN/OCypJ4ZZSCWw

Score

10^/10

remcos buddy rat

Malware Config

Extracted

Family

remcos

Botnet

BUDDY

192.210.201.57:52499

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-LMLI87
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:

f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe

description	pid	process	target process
PID 3012 set thread context of 2584	3012	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe

pid process

2584 f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe

pid	process
2584	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe

description	pid	process	target process
PID 3012 wrote to memory of 2584	3012	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe
PID 3012 wrote to memory of 2584	3012	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe
PID 3012 wrote to memory of 2584	3012	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe
PID 3012 wrote to memory of 2584	3012	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe
PID 3012 wrote to memory of 2584	3012	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe
PID 3012 wrote to memory of 2584	3012	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe
PID 3012 wrote to memory of 2584	3012	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe
PID 3012 wrote to memory of 2584	3012	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe
PID 3012 wrote to memory of 2584	3012	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe
PID 3012 wrote to memory of 2584	3012	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe
PID 3012 wrote to memory of 2584	3012	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe
PID 3012 wrote to memory of 2584	3012	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe
PID 3012 wrote to memory of 2584	3012	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe	f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe

C:\Users\Admin\AppData\Local\Temp\f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe
"C:\Users\Admin\AppData\Local\Temp\f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3012

C:\Users\Admin\AppData\Local\Temp\f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe
"C:\Users\Admin\AppData\Local\Temp\f5d0cc0b20705f516fd4b613c5e10473dd6a49aff8f9a03db004e6e8b80f46d2.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:2584

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\ProgramData\remcos\logs.dat
Filesize
144B

MD5
3ba04df0f0593851a8dbfbea86607f43

SHA1
8e7a3f2c66f714c48f3e674b1b66854f91cf6804

SHA256
8e9d8894034725f97bce10856bca1e06d282a210ee98ed39e0ef1b664a3f198d

SHA512
5529a62c56e6418f463406217e52944f1c49fbac7090f7e7bf8d234eb1224e1834534e9fb2049cd5d55b5def5df6a321525d4f82e8317307994988f1949d57b7

Download Submit
memory/2584-43-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2584-83-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-82-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-80-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-79-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-7-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-42-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-11-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-13-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-15-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-16-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-21-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-78-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-23-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-77-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-18-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-44-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-25-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-26-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-28-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-29-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-30-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-31-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-32-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-33-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-35-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-36-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-37-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-38-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-39-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-41-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-9-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-75-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-17-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-46-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-47-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-48-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-49-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-51-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-52-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-53-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-54-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-55-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-74-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-57-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-58-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-59-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-60-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-62-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-63-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-64-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-65-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-67-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-68-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-69-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-70-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-72-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2584-73-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/3012-1-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/3012-2-0x0000000001110000-0x0000000001150000-memory.dmp

Filesize
256KB

Download
memory/3012-24-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/3012-0-0x0000000001150000-0x0000000001248000-memory.dmp

Filesize
992KB

Download
memory/3012-6-0x0000000005C50000-0x0000000005D10000-memory.dmp

Filesize
768KB

Download
memory/3012-5-0x0000000000940000-0x000000000094C000-memory.dmp

Filesize
48KB

Download
memory/3012-4-0x0000000000930000-0x0000000000938000-memory.dmp

Filesize
32KB

Download
memory/3012-3-0x00000000004F0000-0x000000000050C000-memory.dmp

Filesize
112KB

Download