remcos | 68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b

General

Target

68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b.exe
Size

2.0MB
MD5

8d59b512e386e252f998fa7306c7ace8
SHA1

43ca95ff08ccf59becda1814f7cf6738cb6673ad
SHA256

68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b
SHA512

eb46c99fca91f2d4edb96eaaecadf1a84a5fd139b146022859c8c9669f042329c0177ea0aac68a2cbbcb9c330b91d53d0e65eae87afd23756074bbdc4a09c8fc
SSDEEP

49152:ZbPCiv+u88nHq5Ha1bOuhPilUyDTtEAECwtAepEEYGV:hPCAotjECud

Score

10^/10

remcos vuendia discovery persistence rat

Malware Config

Extracted

Family

remcos

Botnet

VUENDIA

C2

jorgeperezpu145.con-ip.com:1661

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-I897UU
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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\DellDockThunder = "C:\\Users\\Admin\\Pictures\\DellDock\\DellDockUpdater.exe"	68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2860	68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 2860	2720	68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b.exe	29
PID 2720 wrote to memory of 2860	2720	68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b.exe	29
PID 2720 wrote to memory of 2860	2720	68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b.exe	29
PID 2720 wrote to memory of 2860	2720	68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b.exe	29
PID 2720 wrote to memory of 2860	2720	68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b.exe	29
PID 2720 wrote to memory of 2860	2720	68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b.exe	29

C:\Users\Admin\AppData\Local\Temp\68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b.exe
"C:\Users\Admin\AppData\Local\Temp\68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2720
- C:\Users\Admin\AppData\Local\Temp\68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b.exe
  "C:\Users\Admin\AppData\Local\Temp\68d9aa433bbb7ddfb7297524089b1550b1a60e7e46bd2c254f0633b3b485142b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2860

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
e5a6c4c65fd69a8de9587761273b1709

SHA1
557f5080e350c046d66a96393d454b649b9acd4c

SHA256
b4f27b8a1830333b23fd301c25afd105ff5c3f23866bfe924ead5d2e4506e03a

SHA512
ec94de8f4d9807b70948f2d3a31078563ce3661efa76186cfae284a0f47d96d5840aded15f93a48f3a43f3f39311436b16e875f91413ac08f7607c78ce3ecba7

Download Submit
memory/2720-15-0x0000000000400000-0x00000000005FC000-memory.dmp

Filesize
2.0MB

Download
memory/2720-0-0x0000000000400000-0x00000000005FC000-memory.dmp

Filesize
2.0MB

Download
memory/2720-6-0x0000000000400000-0x00000000005FC000-memory.dmp

Filesize
2.0MB

Download
memory/2720-7-0x0000000000400000-0x00000000005FC000-memory.dmp

Filesize
2.0MB

Download
memory/2720-4-0x0000000000400000-0x00000000005FC000-memory.dmp

Filesize
2.0MB

Download
memory/2720-3-0x0000000000400000-0x00000000005FC000-memory.dmp

Filesize
2.0MB

Download
memory/2720-1-0x000000000043B000-0x0000000000454000-memory.dmp

Filesize
100KB

Download
memory/2720-18-0x0000000000400000-0x00000000005FC000-memory.dmp

Filesize
2.0MB

Download
memory/2860-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2860-31-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-23-0x0000000000400000-0x00000000005FC000-memory.dmp

Filesize
2.0MB

Download
memory/2860-19-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-12-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-17-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-24-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-29-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-30-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-22-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-8-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-35-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-36-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-43-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-44-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-51-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-52-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-59-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2860-60-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads