remcos | 8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61

General

Target

8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61.exe
Size

3.0MB
MD5

bc6fcf5d363403c9f75e828d68b87ca7
SHA1

e8ecbf12fa0e51ee400de069c791708bd95061b6
SHA256

8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61
SHA512

9a40c6b96610c4a1570ab4e0942f0ca3114d57c68bbf0797134b60fb5130b84a551fb30f44907c77cb8c236c71270e241d9f06c5b51aef01622898879245b532
SSDEEP

49152:xL8zO+g39FbI0eQf/Z3CarWedoYAmXvinTMtTckbXS2e5g1WhkqN5Y:mzO19Fnf/hdoYAmBikVIrhkqN5Y

Score

10^/10

remcos ahora persistence rat

Malware Config

Extracted

Family

remcos

Botnet

AHORA

C2

rddhfjuyjukmu.con-ip.com:1660

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-UUF11G
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\TopicLT = "C:\\Users\\Admin\\Documents\\OOOpLLC\\Tuniut.exe"	8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
1968	8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2476	8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 2476	1968	8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61.exe	28
PID 1968 wrote to memory of 2476	1968	8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61.exe	28
PID 1968 wrote to memory of 2476	1968	8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61.exe	28
PID 1968 wrote to memory of 2476	1968	8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61.exe	28
PID 1968 wrote to memory of 2476	1968	8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61.exe	28
PID 1968 wrote to memory of 2476	1968	8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61.exe	28
PID 1968 wrote to memory of 2476	1968	8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61.exe	28

C:\Users\Admin\AppData\Local\Temp\8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61.exe
"C:\Users\Admin\AppData\Local\Temp\8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61.exe"
1⤵
- Adds Run key to start application
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Users\Admin\AppData\Local\Temp\8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61.exe
  "C:\Users\Admin\AppData\Local\Temp\8a252e03d74753f00deb6e3505e3fdc528cb04c140e35afdae2ce23550ef1f61.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2476

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
cd1d6181d63bae795e1c79af2b5a6a06

SHA1
09d7b1f6effa4b5956f23db8629804a507543c9f

SHA256
d26b9221a611f53b83582b48b2072cdafe5703580b47ea2eb0529c14fdf95970

SHA512
da3aecde9aaa0dabd5b9124a9549d8586316c4d9be98995440b3f72f9b73f56b76b0111b7e6ec48b70a2967efd2e1c12a11c459527371d232285b199008711f3

Download Submit
memory/1968-14-0x0000000000400000-0x000000000076C000-memory.dmp

Filesize
3.4MB

Download
memory/1968-3-0x0000000000400000-0x000000000076C000-memory.dmp

Filesize
3.4MB

Download
memory/1968-0-0x0000000000400000-0x000000000076C000-memory.dmp

Filesize
3.4MB

Download
memory/1968-4-0x0000000000400000-0x000000000076C000-memory.dmp

Filesize
3.4MB

Download
memory/1968-2-0x0000000000408000-0x0000000000421000-memory.dmp

Filesize
100KB

Download
memory/2476-20-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-22-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-9-0x0000000000150000-0x0000000000151000-memory.dmp

Filesize
4KB

Download
memory/2476-13-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-15-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-16-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-11-0x0000000000150000-0x0000000000151000-memory.dmp

Filesize
4KB

Download
memory/2476-17-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-21-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2476-23-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-24-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-31-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-5-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-33-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-34-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-41-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-50-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-49-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download
memory/2476-57-0x00000000000C0000-0x0000000000142000-memory.dmp

Filesize
520KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads