remcos | 24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d

General

Target

24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d.exe
Size

3.9MB
MD5

472cd96b1b5771243c40c10cd034324e
SHA1

e6544fd71357a36bf5bad454a2662ef3af7a4e03
SHA256

24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d
SHA512

3ed7fbffc297595e71193c26e3d6468f943dd94f13fbdd65358c4e47c89ab35f50c294894f6e798e05491de9518d8281864752659f84f33fea589099ed466a1f
SSDEEP

49152:SqXI6JHV5G/XEeLTSB/PzpvxGDNMzZxiOkwSF3Gsw/D+ZuWjH6CiolZ:St6JHS/KnzpvxGpM9xUX3rPjR

Score

10^/10

remcos sol4 discovery persistence rat

Malware Config

Extracted

Family

remcos

Botnet

sol4

C2

formationslistcomplet2.sexidude.com:30201

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
registro
mouse_option
false
mutex
kkdhhcnbvyrmqyodgffgfdds-SO2AWR
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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\PerfectouinVans = "C:\\Users\\Admin\\Documents\\Perfectouin\\Bin\\PerfectouinVans.exe"	24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d.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	24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1748	24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 1748	3044	24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d.exe	30
PID 3044 wrote to memory of 1748	3044	24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d.exe	30
PID 3044 wrote to memory of 1748	3044	24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d.exe	30
PID 3044 wrote to memory of 1748	3044	24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d.exe	30
PID 3044 wrote to memory of 1748	3044	24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d.exe	30
PID 3044 wrote to memory of 1748	3044	24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d.exe	30

C:\Users\Admin\AppData\Local\Temp\24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d.exe
"C:\Users\Admin\AppData\Local\Temp\24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Users\Admin\AppData\Local\Temp\24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d.exe
  "C:\Users\Admin\AppData\Local\Temp\24c3329fc783efce51593d5e4274008fcff8d86f8df9fd8a47ca0af8df1e031d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1748

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\registro\registros.dat

Filesize
184B

MD5
653dd6bec35545ccf6f50e9339022934

SHA1
9505be6a9ae5c5263ea2d26acd885f9dba5d0e8a

SHA256
4c05b8153deaa5a4a57491ae538bc9f35162d6ebbc07a590ab1638c47f4ba3f1

SHA512
a7bb693eefb1a009de6ba278020b83d82218d34428db39b0c89e25d5f562d00cc3115d9a359e588e909497685fe3ddc31740f55d02478594278d2ca7d033497a

Download Submit
memory/1748-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1748-42-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-23-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-8-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-61-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-56-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-12-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-22-0x0000000000400000-0x00000000007FE000-memory.dmp

Filesize
4.0MB

Download
memory/1748-21-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-18-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-17-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-54-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-49-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-48-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-62-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-43-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-36-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-29-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-30-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/1748-35-0x00000000000B0000-0x000000000012F000-memory.dmp

Filesize
508KB

Download
memory/3044-2-0x0000000000464000-0x000000000047C000-memory.dmp

Filesize
96KB

Download
memory/3044-24-0x0000000000464000-0x000000000047C000-memory.dmp

Filesize
96KB

Download
memory/3044-1-0x0000000000400000-0x00000000007FE000-memory.dmp

Filesize
4.0MB

Download
memory/3044-6-0x0000000000400000-0x00000000007FE000-memory.dmp

Filesize
4.0MB

Download
memory/3044-0-0x0000000000400000-0x00000000007FE000-memory.dmp

Filesize
4.0MB

Download
memory/3044-13-0x0000000000400000-0x00000000007FE000-memory.dmp

Filesize
4.0MB

Download
memory/3044-15-0x0000000000400000-0x00000000007FE000-memory.dmp

Filesize
4.0MB

Download
memory/3044-4-0x0000000000400000-0x00000000007FE000-memory.dmp

Filesize
4.0MB

Download
memory/3044-5-0x0000000000400000-0x00000000007FE000-memory.dmp

Filesize
4.0MB

Download
memory/3044-7-0x0000000000400000-0x00000000007FE000-memory.dmp

Filesize
4.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads