remcos | e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b

General

Target

e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe
Size

1.8MB
MD5

db7f9e955dd0f71cb317bdeeda1b97a3
SHA1

d1571b3015cb3e7f7d11ea3d2133bf47ba0ceb28
SHA256

e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b
SHA512

c5c82031f4d519d2dfb85f6410f64c9624f1b95a7ecc6888ad11216ed5ef1750f4a5a54755bdc221f96ac76218d8bdb46bc334670b50516a7da516f7ad1d8582
SSDEEP

49152:dAodtaG9kS2U84B+FLan9k5TRM9zlfVjFEv52E:f/B1djE

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

127.0.0.1:47666

iamblessed.duckdns.org:47666

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-MFNROY
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

description	pid	Process	procid_target
PID 2728 set thread context of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regasm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31
PID 2728 wrote to memory of 3024	2728	e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe	31

C:\Users\Admin\AppData\Local\Temp\e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe
"C:\Users\Admin\AppData\Local\Temp\e945c9d0bddd472fb450f38ac6411b43e1aa27020dc117e584435b21d23f126b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2728
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3024-0-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-2-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-4-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-5-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-6-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-7-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-8-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-9-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-10-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-11-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-13-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-15-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-14-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-16-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-17-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-19-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-18-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3024-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

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