remcos | f3646ac33546540137231400c43e90525e2bc6fad1ba2c27cb56466c65bd58b3

General

Target

7119698425e2056d404e97b12ed5ca37.exe
Size

8.4MB
MD5

7119698425e2056d404e97b12ed5ca37
SHA1

47ebc0744e88fbe12876471b49f4df80195f428a
SHA256

f3646ac33546540137231400c43e90525e2bc6fad1ba2c27cb56466c65bd58b3
SHA512

817eb34af541cd6b7b0a67e8d09668014c3fe9e43cb4df355840a2f7529853a8e34ca6d9af3e9b35137c7e13a6de98874dff50b962dc1d10b4e2a3041a9efede
SSDEEP

98304:Gnbgpe4NdaEMybVR/XfJca1tzZdBTXuOMehkf9O:WUpe4qiJdxcg/

Score

10^/10

remcos rosas discovery persistence rat

Malware Config

Extracted

Family

remcos

Botnet

ROSAS

C2

newstaticfreepoint24.ddns-ip.net:3020

Attributes

audio_folder
MicRecords
audio_path
ApplicationPath
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
registros.dat
keylog_flag
false
keylog_folder
data
mouse_option
false
mutex
kljjbdlcjbavhbiluiewliuwqerlib-DDZVN3
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Capturas de pantalla
screenshot_path
%AppData%
screenshot_time
10
startup_value
take_screenshot_option
false
take_screenshot_time
5

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
Remcos family
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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\VSCode = "C:\\Users\\Admin\\Favorites\\VS Code\\user-data\\Code.exe"	7119698425e2056d404e97b12ed5ca37.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	7119698425e2056d404e97b12ed5ca37.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7119698425e2056d404e97b12ed5ca37.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1988	7119698425e2056d404e97b12ed5ca37.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2468 wrote to memory of 1988	2468	7119698425e2056d404e97b12ed5ca37.exe	30
PID 2468 wrote to memory of 1988	2468	7119698425e2056d404e97b12ed5ca37.exe	30
PID 2468 wrote to memory of 1988	2468	7119698425e2056d404e97b12ed5ca37.exe	30
PID 2468 wrote to memory of 1988	2468	7119698425e2056d404e97b12ed5ca37.exe	30
PID 2468 wrote to memory of 1988	2468	7119698425e2056d404e97b12ed5ca37.exe	30
PID 2468 wrote to memory of 1988	2468	7119698425e2056d404e97b12ed5ca37.exe	30

C:\Users\Admin\AppData\Local\Temp\7119698425e2056d404e97b12ed5ca37.exe
"C:\Users\Admin\AppData\Local\Temp\7119698425e2056d404e97b12ed5ca37.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2468
- C:\Users\Admin\AppData\Local\Temp\7119698425e2056d404e97b12ed5ca37.exe
  "C:\Users\Admin\AppData\Local\Temp\7119698425e2056d404e97b12ed5ca37.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1988

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\data\registros.dat

Filesize
184B

MD5
07a20cade21efc9623f3f5a869618023

SHA1
f278cd57cd5e46c313314b23c74c0b404be22521

SHA256
89ad36d1f13ed515c6624ebb70e58e1b4594b6fcf5f99eb3076f6c4e7411b21e

SHA512
37785a81535d3743f7c20da4d5663ff4b98c0ec9ddc2c6d3a4c4d37540d4c9b0ff471c22e1f035a9be1671fbcfa9a899f8a52eb51080875093a2cbf89f2714d7

Download Submit
memory/1988-17-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-53-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-16-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-8-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-12-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-9-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-2-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-13-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-14-0x0000000000400000-0x0000000000C6C000-memory.dmp

Filesize
8.4MB

Download
memory/1988-20-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-6-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-4-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1988-15-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-21-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-52-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-28-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-29-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-36-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-37-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-45-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/1988-44-0x00000000001B0000-0x000000000022F000-memory.dmp

Filesize
508KB

Download
memory/2468-1-0x0000000000400000-0x0000000000C6C000-memory.dmp

Filesize
8.4MB

Download
memory/2468-0-0x000000000082B000-0x000000000082F000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads