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-1-5-21-312935884-697965778-3955649944-1000\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
2324	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 2324	1984	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe	30
PID 1984 wrote to memory of 2324	1984	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe	30
PID 1984 wrote to memory of 2324	1984	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe	30
PID 1984 wrote to memory of 2324	1984	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe	30
PID 1984 wrote to memory of 2324	1984	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe	30
PID 1984 wrote to memory of 2324	1984	2024-09-18_c0f68b5a05bb0dcfd2e8fd1a1e0f9f51_avoslocker_rhadamanthys.exe	30

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:1984
- 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:2324

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
dbd12b9769a29d57990b039eee315d66

SHA1
68ba5f2e89c156dd62d9206034f5992ea1fb7631

SHA256
47aede2b63cd2563f23739fad8b8a44a932dee1087be6d350af3ea4db3721a9b

SHA512
a4423c27433edb46a88e85669f4b4da6fd50b7bd9702964704309cdaee7282eb32ce433f01919d598735b135547fb76f5e50b6868f10905f636ea8c6f65c8836

Download Submit
memory/1984-1-0x0000000000428000-0x0000000000441000-memory.dmp

Filesize
100KB

Download
memory/1984-0-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/1984-2-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/1984-4-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/1984-7-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/1984-6-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/1984-13-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/1984-15-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/1984-5-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/1984-24-0x0000000000428000-0x0000000000441000-memory.dmp

Filesize
100KB

Download
memory/2324-19-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-27-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-18-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/2324-8-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-22-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-23-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2324-25-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-26-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-17-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-30-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-12-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-38-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-39-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-46-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-47-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-55-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-54-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-62-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2324-63-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads