remcos | 693ed4e7a217db9a61235de262cb848f8287a9e1985d8a399f5b2a1d2be0a790

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13-09-2024 15:54

240913-tcm4pswcnp 10

13-09-2024 15:54

240913-tcfpmawgmc 1

Analysis

max time kernel
41s
max time network
28s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-09-2024 15:54

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General

Target

TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe
Size

4.0MB
MD5

fd89f77c90e19775e90ec54a80d42f82
SHA1

e8a968288f474033fe8e7cad75df15ae93afb72a
SHA256

693ed4e7a217db9a61235de262cb848f8287a9e1985d8a399f5b2a1d2be0a790
SHA512

97d8e9b536726919c751e324925429342d0fdcb9b86759f7a32cbc6927136a1205cb01fc0284ead72963ffb011587c6b03f72a0460e56716ba8b5854b9c05182
SSDEEP

49152:JEA9P+bz2cHPcUb6HckXb4SOEMkBeH7nQckO6bAGx7jjTVm+u88nHq5HTpX3338W:d92bz2Eb689d7B6bAGx78EX333L13

Score

10^/10

remcos rubi discovery persistence rat

Malware Config

Extracted

Family

remcos

Botnet

RUBI

juanruizpu1405.con-ip.com:2405

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-JAM8GR
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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\AdvancedUpdater = "C:\\Users\\Admin\\Pictures\\TermianlConsole\\TerminalIll.exe"	TRANSACCIÓN INTERBANCARIA PROVEEDORES.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	TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1652	TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1904 wrote to memory of 1652	1904	TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe	30
PID 1904 wrote to memory of 1652	1904	TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe	30
PID 1904 wrote to memory of 1652	1904	TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe	30
PID 1904 wrote to memory of 1652	1904	TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe	30
PID 1904 wrote to memory of 1652	1904	TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe	30
PID 1904 wrote to memory of 1652	1904	TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe	30
PID 1904 wrote to memory of 1652	1904	TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe	30
PID 1904 wrote to memory of 1652	1904	TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe	30
PID 1904 wrote to memory of 1652	1904	TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe	30

C:\Users\Admin\AppData\Local\Temp\TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe
"C:\Users\Admin\AppData\Local\Temp\TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1904
- C:\Users\Admin\AppData\Local\Temp\TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe
  "C:\Users\Admin\AppData\Local\Temp\TRANSACCIÓN INTERBANCARIA PROVEEDORES.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
f9374c221ea06931fc6be10566cbe19d

SHA1
3d549f4f4a2bcda83cb3a28bd0983a600b5c09eb

SHA256
36727f9091fdadb32087ad5e4fa95235ba704605b0ebc354c50a7493f84f3be1

SHA512
a1067a19ddf4795846b79ca4ef2fbbc6256fb74b1bd15a4a180f831c6f556fd238611c690b02d6dacaf748f61fad011f13f6cc3bde95ab1d1f0b1fe97f428b47

Download Submit
memory/1652-23-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1652-25-0x00000000001D0000-0x0000000000252000-memory.dmp

Filesize
520KB

Download
memory/1652-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1652-17-0x00000000001D0000-0x0000000000252000-memory.dmp

Filesize
520KB

Download
memory/1652-9-0x00000000001D0000-0x0000000000252000-memory.dmp

Filesize
520KB

Download
memory/1652-21-0x00000000001D0000-0x0000000000252000-memory.dmp

Filesize
520KB

Download
memory/1652-18-0x00000000001D0000-0x0000000000252000-memory.dmp

Filesize
520KB

Download
memory/1652-34-0x00000000001D0000-0x0000000000252000-memory.dmp

Filesize
520KB

Download
memory/1652-33-0x00000000001D0000-0x0000000000252000-memory.dmp

Filesize
520KB

Download
memory/1652-13-0x00000000001D0000-0x0000000000252000-memory.dmp

Filesize
520KB

Download
memory/1652-26-0x00000000001D0000-0x0000000000252000-memory.dmp

Filesize
520KB

Download
memory/1652-24-0x00000000001D0000-0x0000000000252000-memory.dmp

Filesize
520KB

Download
memory/1652-22-0x00000000001D0000-0x0000000000252000-memory.dmp

Filesize
520KB

Download
memory/1904-4-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1904-2-0x000000000052E000-0x0000000000547000-memory.dmp

Filesize
100KB

Download
memory/1904-5-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1904-7-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1904-8-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1904-14-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1904-15-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1904-0-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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