remcos | fb3a1a86a07de26747ba6e03714199ea532537581b8ee4e1ee1fc9c991f4e7e3

General

Target

2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe
Size

1.8MB
MD5

c0f68b5a05bb0dcfd2e8fd1a1e0f9f51
SHA1

048e068806c78939eaabafd2242a7d202cf9ced8
SHA256

fb3a1a86a07de26747ba6e03714199ea532537581b8ee4e1ee1fc9c991f4e7e3
SHA512

bb45f50b29d9ce9eedba0a7f97b1d7599ac64a4624958b0c2354b1bd32737625ec3a640ac79cf4998fa142c47ddea8e78ce4548a5b6fd929fadde94ad07eb7f7
SSDEEP

49152:vF+HFC5B1k6pG5UTGis+u88nHq5HaONnAQC+6GwrnCJnb3EnCI3kEUZ9vdT+mFTH:viFsB1k6pGTiskb

Score

10^/10

remcos vuendia discovery persistence rat

Malware Config

Extracted

Family

remcos

Botnet

VUENDIA

C2

jorgeperezpu145.con-ip.com:1661

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-I897UU
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-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CertainThings = "C:\\Users\\Admin\\Pictures\\GamingUnu\\GamingHeadset.exe"	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.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	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3432	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4936 wrote to memory of 3432	4936	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe	89
PID 4936 wrote to memory of 3432	4936	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe	89
PID 4936 wrote to memory of 3432	4936	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe	89
PID 4936 wrote to memory of 3432	4936	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe	89
PID 4936 wrote to memory of 3432	4936	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4936
- C:\Users\Admin\AppData\Local\Temp\2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe
  "C:\Users\Admin\AppData\Local\Temp\2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3432

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
82008f11d0559bc2193547d06be8b184

SHA1
dfdf7e11652162f17be37380fe093cc2d5105a04

SHA256
7f50ce7a51feebd7b843c0b76cb5931d94de48ce5eac158d8a36efaf4b8edab7

SHA512
e04d4b8cee1c59743160490372ba52979fc8e44f101afd47cdbac11152da9893c494b34c0565d9ba8e9b3cd6ee9e7f265f8b296d37478a5d4358e2242fcce75a

Download Submit
memory/3432-20-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/3432-18-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/3432-56-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/3432-48-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/3432-13-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/3432-8-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/3432-14-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/3432-47-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/3432-39-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/3432-23-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/3432-19-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/3432-15-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/3432-32-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/3432-55-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/3432-33-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/3432-21-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/3432-22-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/4936-7-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/4936-26-0x0000000000428000-0x0000000000441000-memory.dmp

Filesize
100KB

Download
memory/4936-0-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/4936-11-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/4936-3-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/4936-6-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/4936-5-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/4936-12-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/4936-4-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/4936-1-0x0000000000428000-0x0000000000441000-memory.dmp

Filesize
100KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads