remcos | 1f667508b2ddf652347fd73ac2e084cb004a8616cb04282e59d3ce63ab1e959d

General

Target

BG279a23_NTH_Viet_Nguyen.exe
Size

872KB
MD5

2dddaa9f2ed801d55242f73524696ef3
SHA1

dea46e90d5f26425eb6ae7aa0e36d313b02fb132
SHA256

1f667508b2ddf652347fd73ac2e084cb004a8616cb04282e59d3ce63ab1e959d
SHA512

b76a4a3830190e0e422f0b6d409a4d59f0da380132896add2ac0bace3d0a68995b4231b27ac4759179af65450b1176e89b944d5260ccb337df14778db949de48
SSDEEP

24576:3Y/WNHhinydd/ST4ndNlJx2De/EbelEs:JBwydZK4ndNrxme4eB

Score

10^/10

remcos professional rat

Malware Config

Extracted

Family

remcos

Botnet

Professional

C2

37.139.129.251:2404

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-JKTFN0
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

description	pid	Process	procid_target
PID 2240 set thread context of 2332	2240	BG279a23_NTH_Viet_Nguyen.exe	28

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2240	BG279a23_NTH_Viet_Nguyen.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2332	BG279a23_NTH_Viet_Nguyen.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 2332	2240	BG279a23_NTH_Viet_Nguyen.exe	28
PID 2240 wrote to memory of 2332	2240	BG279a23_NTH_Viet_Nguyen.exe	28
PID 2240 wrote to memory of 2332	2240	BG279a23_NTH_Viet_Nguyen.exe	28
PID 2240 wrote to memory of 2332	2240	BG279a23_NTH_Viet_Nguyen.exe	28
PID 2240 wrote to memory of 2332	2240	BG279a23_NTH_Viet_Nguyen.exe	28
PID 2240 wrote to memory of 2332	2240	BG279a23_NTH_Viet_Nguyen.exe	28
PID 2240 wrote to memory of 2332	2240	BG279a23_NTH_Viet_Nguyen.exe	28
PID 2240 wrote to memory of 2332	2240	BG279a23_NTH_Viet_Nguyen.exe	28
PID 2240 wrote to memory of 2332	2240	BG279a23_NTH_Viet_Nguyen.exe	28
PID 2240 wrote to memory of 2332	2240	BG279a23_NTH_Viet_Nguyen.exe	28
PID 2240 wrote to memory of 2332	2240	BG279a23_NTH_Viet_Nguyen.exe	28
PID 2240 wrote to memory of 2332	2240	BG279a23_NTH_Viet_Nguyen.exe	28
PID 2240 wrote to memory of 2332	2240	BG279a23_NTH_Viet_Nguyen.exe	28

C:\Users\Admin\AppData\Local\Temp\BG279a23_NTH_Viet_Nguyen.exe
"C:\Users\Admin\AppData\Local\Temp\BG279a23_NTH_Viet_Nguyen.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Users\Admin\AppData\Local\Temp\BG279a23_NTH_Viet_Nguyen.exe
  C:\Users\Admin\AppData\Local\Temp\BG279a23_NTH_Viet_Nguyen.exe
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2332

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
0e3eabb4b3535f87f9f45a98b919bf32

SHA1
f58029958b00c5f5d61413809656ceacab55b48c

SHA256
6301407b792f5a9fe11b5fb9f066271278cd4d76f971ba61cd2502172ca440b1

SHA512
16f920a1edaf502317cfb4616e900a73ec87c6f880dfcc8035a55a32546751f68b63fec76225d28905506b943c7876052bd7b2e34e630fba9ccf6c3d5b14d529

Download Submit
memory/2240-20-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/2240-0-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/2240-2-0x00000000003B0000-0x000000000042E000-memory.dmp

Filesize
504KB

Download
memory/2240-3-0x0000000004AF0000-0x0000000004B30000-memory.dmp

Filesize
256KB

Download
memory/2240-4-0x00000000022B0000-0x000000000231E000-memory.dmp

Filesize
440KB

Download
memory/2240-5-0x00000000005C0000-0x000000000060C000-memory.dmp

Filesize
304KB

Download
memory/2240-1-0x0000000000940000-0x0000000000A20000-memory.dmp

Filesize
896KB

Download
memory/2332-22-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-30-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-12-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-15-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-14-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-13-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2332-18-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-10-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-21-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-8-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-23-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-25-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-26-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-27-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-11-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-33-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-34-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-6-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-39-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-40-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-46-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-47-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-52-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-53-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-58-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-60-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-65-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2332-66-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download

Analysis

Sharing