remcos | 62062469519977966b73b899a2ac2723f0612039a648836befbd9d8339753a64

General

Target

2024082564bb051638904ac70ba6aef4a92e0eebmagniberrhadamanthys.exe
Size

3.6MB
MD5

64bb051638904ac70ba6aef4a92e0eeb
SHA1

9757eb07846cf4f6f8e398964e701ce180ff964f
SHA256

62062469519977966b73b899a2ac2723f0612039a648836befbd9d8339753a64
SHA512

f58fa3d1d690857058fc7b81dfb0d3b1912290524d9856d2fe7fc590c6336550462562a109e519bf11f29b41563ba527dcddbb9734f067d799530664925258d8
SSDEEP

49152:3y5ioD06Ia54WRkNv7qXHtZOGrB8f4x35CTWlPv7JY/+Xn1wUEe:3y5DD154WRkNDgLOGd8mv3n1pEe

Score

10^/10

remcos agosto discovery persistence rat

Malware Config

Extracted

Family

remcos

Botnet

AGOSTO

C2

beneditolascarrolora09.con-ip.com:1880

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-VDN7A9
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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Webex = "C:\\Users\\Admin\\Pictures\\Webex\\WebexMeetingClient.exe"	2024082564bb051638904ac70ba6aef4a92e0eebmagniberrhadamanthys.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	2024082564bb051638904ac70ba6aef4a92e0eebmagniberrhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024082564bb051638904ac70ba6aef4a92e0eebmagniberrhadamanthys.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2352	2024082564bb051638904ac70ba6aef4a92e0eebmagniberrhadamanthys.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2052 wrote to memory of 2352	2052	2024082564bb051638904ac70ba6aef4a92e0eebmagniberrhadamanthys.exe	31
PID 2052 wrote to memory of 2352	2052	2024082564bb051638904ac70ba6aef4a92e0eebmagniberrhadamanthys.exe	31
PID 2052 wrote to memory of 2352	2052	2024082564bb051638904ac70ba6aef4a92e0eebmagniberrhadamanthys.exe	31
PID 2052 wrote to memory of 2352	2052	2024082564bb051638904ac70ba6aef4a92e0eebmagniberrhadamanthys.exe	31
PID 2052 wrote to memory of 2352	2052	2024082564bb051638904ac70ba6aef4a92e0eebmagniberrhadamanthys.exe	31
PID 2052 wrote to memory of 2352	2052	2024082564bb051638904ac70ba6aef4a92e0eebmagniberrhadamanthys.exe	31

C:\Users\Admin\AppData\Local\Temp\2024082564bb051638904ac70ba6aef4a92e0eebmagniberrhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2024082564bb051638904ac70ba6aef4a92e0eebmagniberrhadamanthys.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2052
- C:\Users\Admin\AppData\Local\Temp\2024082564bb051638904ac70ba6aef4a92e0eebmagniberrhadamanthys.exe
  "C:\Users\Admin\AppData\Local\Temp\2024082564bb051638904ac70ba6aef4a92e0eebmagniberrhadamanthys.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2352

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
f72b91b2c18b98607dfb770ec242297b

SHA1
67a4dfd4ddd6e7d08e62878178accf692e5d727f

SHA256
940e0e9162c97afa3e503b30c7a5f6d5e360a001379161253ad8fed79c67a487

SHA512
0ddd5e7a41df972bc8bd72da1bd2492bbfd083576f4cedadbb713238176ba73f2f936cd7a6a7733b63b62516644583ca664218d1d7253e046c4abb66c749df8a

Download Submit
memory/2052-2-0x0000000000400000-0x00000000007B1000-memory.dmp

Filesize
3.7MB

Download
memory/2052-0-0x0000000000400000-0x00000000007B1000-memory.dmp

Filesize
3.7MB

Download
memory/2052-10-0x0000000000400000-0x00000000007B1000-memory.dmp

Filesize
3.7MB

Download
memory/2052-1-0x0000000000419000-0x0000000000433000-memory.dmp

Filesize
104KB

Download
memory/2052-16-0x0000000000400000-0x00000000007B1000-memory.dmp

Filesize
3.7MB

Download
memory/2352-18-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-7-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2352-15-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-17-0x0000000000400000-0x00000000007B1000-memory.dmp

Filesize
3.7MB

Download
memory/2352-11-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-12-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-23-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-24-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-3-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-29-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-30-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-36-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-37-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-42-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-43-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-48-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-50-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-55-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2352-56-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads