remcos | 7cae041a3661cf3a54e7930124dda510049432c958a309f2e51ed34e35f14117

General

Target

0000000001224555887485412221554520000000000151548542454651625.exe
Size

2.1MB
MD5

02bb19c2207b20b5aad590dad6ffbfee
SHA1

b3961f8ee50e3b31c4a80dceec1c51c6ab07b525
SHA256

360eb2898c9ce5963cf3925f76506065bdef0a00a3651b635cb4b955b9fadb96
SHA512

ad2cb5b2ebfcc78b14f5e6e9b0ab997813136eb0cb1085d5058328479fa11c6a02cb3ad43fc4140a143c5d8c6e6e30c79cb5878b9831852bf5490d7470198fa9
SSDEEP

49152:fdbiSpsygzyhWvNJafCO99sVde7dW9OcmGJZFSxL+EWeaW66DTJ+u88nHq5HbYpw:lbJxOeaW6i3p

Score

10^/10

remcos lindooooooo discovery persistence rat

Malware Config

Extracted

Family

remcos

Botnet

LINDOOOOOOO

C2

septiembre11.con-ip.com:7773

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-DCJTJ2
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-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MuntraUpdater = "C:\\Users\\Admin\\Pictures\\MantraUpdater\\MuaOpener.exe"	0000000001224555887485412221554520000000000151548542454651625.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	0000000001224555887485412221554520000000000151548542454651625.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0000000001224555887485412221554520000000000151548542454651625.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4068	0000000001224555887485412221554520000000000151548542454651625.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1408 wrote to memory of 4068	1408	0000000001224555887485412221554520000000000151548542454651625.exe	93
PID 1408 wrote to memory of 4068	1408	0000000001224555887485412221554520000000000151548542454651625.exe	93
PID 1408 wrote to memory of 4068	1408	0000000001224555887485412221554520000000000151548542454651625.exe	93
PID 1408 wrote to memory of 4068	1408	0000000001224555887485412221554520000000000151548542454651625.exe	93
PID 1408 wrote to memory of 4068	1408	0000000001224555887485412221554520000000000151548542454651625.exe	93

C:\Users\Admin\AppData\Local\Temp\0000000001224555887485412221554520000000000151548542454651625.exe
"C:\Users\Admin\AppData\Local\Temp\0000000001224555887485412221554520000000000151548542454651625.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1408
- C:\Users\Admin\AppData\Local\Temp\0000000001224555887485412221554520000000000151548542454651625.exe
  "C:\Users\Admin\AppData\Local\Temp\0000000001224555887485412221554520000000000151548542454651625.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4068

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
7ef6036e75b3ba1180497d86a0e59818

SHA1
71b934179982862e5a63526a9f1f05458d4efce7

SHA256
21b8d77bd8a741429296ec99b0023a2ebe2d051a4405e220016305e087a163ca

SHA512
2770185c28e03401b15b54da82f97af375e3ce518cba27c8f56dee1bc10982f887241929d205dd8fc88f6a99748269a1483dd1b26290b48e21b8a63788cd1b52

Download Submit
memory/1408-6-0x0000000000400000-0x0000000000616000-memory.dmp

Filesize
2.1MB

Download
memory/1408-0-0x0000000000400000-0x0000000000616000-memory.dmp

Filesize
2.1MB

Download
memory/1408-5-0x0000000000400000-0x0000000000616000-memory.dmp

Filesize
2.1MB

Download
memory/1408-10-0x0000000000400000-0x0000000000616000-memory.dmp

Filesize
2.1MB

Download
memory/1408-9-0x0000000000400000-0x0000000000616000-memory.dmp

Filesize
2.1MB

Download
memory/1408-24-0x0000000000447000-0x0000000000460000-memory.dmp

Filesize
100KB

Download
memory/1408-1-0x0000000000447000-0x0000000000460000-memory.dmp

Filesize
100KB

Download
memory/1408-2-0x0000000000400000-0x0000000000616000-memory.dmp

Filesize
2.1MB

Download
memory/1408-4-0x0000000000400000-0x0000000000616000-memory.dmp

Filesize
2.1MB

Download
memory/4068-23-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-40-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-18-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-16-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-17-0x0000000000400000-0x0000000000616000-memory.dmp

Filesize
2.1MB

Download
memory/4068-19-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-20-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-21-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-12-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-11-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-7-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-31-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-32-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-13-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-41-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-47-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-55-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-63-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-64-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-71-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-79-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-80-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-112-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-120-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-121-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-136-0x0000000000620000-0x00000000006A2000-memory.dmp

Filesize
520KB

Download
memory/4068-168-0x0000000000620000-0x00000000006A2000-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