remcos | a6c22bbd451431034796c44a373ad695322e28c89f3560d5350ff3e78cdf9c1a

General

Target

TRANSFERENCIAS CUENTAS PROPIAS EXITOSA.exe
Size

7.7MB
MD5

d2507dfe5d62ab901599860661f1ac51
SHA1

4347cb2ca611dc20ca987ba8ec7eedbecb27a73b
SHA256

4b7b4c5dd8a884bdf86dd220a8a79f0a0c68535289b9d788e1592263e583c99b
SHA512

0cd62add6a2cadb6fca898e939f66c92357d168ba3c316ef519749ceca5d2e1d424a58b5d21234ef5beb13277e21d601e75a85cbc1f94aba95f309300a686332
SSDEEP

98304:TKp5jJ5EVOzW8VrAqZkeNcX3NU3dW2/GSUJWXKtOLXfYxeZVSNbC+vw/qiYl7mxy:TEjJ5TpZkeNctAIJmx0UE6xo

Score

10^/10

remcos xoaoamort discovery persistence rat

Malware Config

Extracted

Family

remcos

Botnet

XOAOAMORT

C2

carroosmfjdjs.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-BTGK97
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-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VideoSunEditor = "C:\\Users\\Admin\\Music\\VideoSunUpdater\\VideoSunOculus.exe"	TRANSFERENCIAS CUENTAS PROPIAS EXITOSA.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	TRANSFERENCIAS CUENTAS PROPIAS EXITOSA.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TRANSFERENCIAS CUENTAS PROPIAS EXITOSA.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1584	TRANSFERENCIAS CUENTAS PROPIAS EXITOSA.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3736 wrote to memory of 1584	3736	TRANSFERENCIAS CUENTAS PROPIAS EXITOSA.exe	86
PID 3736 wrote to memory of 1584	3736	TRANSFERENCIAS CUENTAS PROPIAS EXITOSA.exe	86
PID 3736 wrote to memory of 1584	3736	TRANSFERENCIAS CUENTAS PROPIAS EXITOSA.exe	86
PID 3736 wrote to memory of 1584	3736	TRANSFERENCIAS CUENTAS PROPIAS EXITOSA.exe	86
PID 3736 wrote to memory of 1584	3736	TRANSFERENCIAS CUENTAS PROPIAS EXITOSA.exe	86

C:\Users\Admin\AppData\Local\Temp\TRANSFERENCIAS CUENTAS PROPIAS EXITOSA.exe
"C:\Users\Admin\AppData\Local\Temp\TRANSFERENCIAS CUENTAS PROPIAS EXITOSA.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3736
- C:\Users\Admin\AppData\Local\Temp\TRANSFERENCIAS CUENTAS PROPIAS EXITOSA.exe
  "C:\Users\Admin\AppData\Local\Temp\TRANSFERENCIAS CUENTAS PROPIAS EXITOSA.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1584

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
e01bf903071f4f6a5211130587d190d8

SHA1
24cc3f13b57fb0ea5d09107d1704da01abcf6e80

SHA256
7cf3dab191ab25cc853f02079fd3ead1fa6f43240b4060c657668112dc604f39

SHA512
279e48606facd96f4839fec49606c78e9d74fea189f8c9172c572d99b2e82b4d34294183dd6c881c8d2f872dcd92edc499362d8d21257194a98c2037bd9b159f

Download Submit
memory/1584-18-0x0000000000C50000-0x0000000000CD2000-memory.dmp

Filesize
520KB

Download
memory/1584-30-0x0000000000C50000-0x0000000000CD2000-memory.dmp

Filesize
520KB

Download
memory/1584-47-0x0000000000C50000-0x0000000000CD2000-memory.dmp

Filesize
520KB

Download
memory/1584-46-0x0000000000C50000-0x0000000000CD2000-memory.dmp

Filesize
520KB

Download
memory/1584-8-0x0000000000C50000-0x0000000000CD2000-memory.dmp

Filesize
520KB

Download
memory/1584-12-0x0000000000C50000-0x0000000000CD2000-memory.dmp

Filesize
520KB

Download
memory/1584-13-0x0000000000C50000-0x0000000000CD2000-memory.dmp

Filesize
520KB

Download
memory/1584-19-0x0000000000400000-0x0000000000C46000-memory.dmp

Filesize
8.3MB

Download
memory/1584-14-0x0000000000C50000-0x0000000000CD2000-memory.dmp

Filesize
520KB

Download
memory/1584-38-0x0000000000C50000-0x0000000000CD2000-memory.dmp

Filesize
520KB

Download
memory/1584-31-0x0000000000C50000-0x0000000000CD2000-memory.dmp

Filesize
520KB

Download
memory/1584-25-0x0000000000C50000-0x0000000000CD2000-memory.dmp

Filesize
520KB

Download
memory/1584-24-0x0000000000C50000-0x0000000000CD2000-memory.dmp

Filesize
520KB

Download
memory/1584-23-0x0000000000C50000-0x0000000000CD2000-memory.dmp

Filesize
520KB

Download
memory/1584-17-0x0000000000C50000-0x0000000000CD2000-memory.dmp

Filesize
520KB

Download
memory/3736-21-0x0000000000909000-0x0000000000922000-memory.dmp

Filesize
100KB

Download
memory/3736-9-0x0000000000400000-0x0000000000C46000-memory.dmp

Filesize
8.3MB

Download
memory/3736-3-0x0000000000400000-0x0000000000C46000-memory.dmp

Filesize
8.3MB

Download
memory/3736-0-0x0000000000400000-0x0000000000C46000-memory.dmp

Filesize
8.3MB

Download
memory/3736-1-0x0000000000400000-0x0000000000C46000-memory.dmp

Filesize
8.3MB

Download
memory/3736-10-0x0000000000400000-0x0000000000C46000-memory.dmp

Filesize
8.3MB

Download
memory/3736-2-0x0000000000909000-0x0000000000922000-memory.dmp

Filesize
100KB

Download
memory/3736-11-0x0000000000400000-0x0000000000C46000-memory.dmp

Filesize
8.3MB

Download
memory/3736-6-0x0000000000400000-0x0000000000C46000-memory.dmp

Filesize
8.3MB

Download
memory/3736-7-0x0000000000400000-0x0000000000C46000-memory.dmp

Filesize
8.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads