remcos | fb3a1a86a07de26747ba6e03714199ea532537581b8ee4e1ee1fc9c991f4e7e3

General

Target

MODELO DE CONTRATO PAGADO Y AUTORIZADO.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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CertainThings = "C:\\Users\\Admin\\Pictures\\GamingUnu\\GamingHeadset.exe"	MODELO DE CONTRATO PAGADO Y AUTORIZADO.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	MODELO DE CONTRATO PAGADO Y AUTORIZADO.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MODELO DE CONTRATO PAGADO Y AUTORIZADO.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1532	MODELO DE CONTRATO PAGADO Y AUTORIZADO.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4196 wrote to memory of 1532	4196	MODELO DE CONTRATO PAGADO Y AUTORIZADO.exe	89
PID 4196 wrote to memory of 1532	4196	MODELO DE CONTRATO PAGADO Y AUTORIZADO.exe	89
PID 4196 wrote to memory of 1532	4196	MODELO DE CONTRATO PAGADO Y AUTORIZADO.exe	89
PID 4196 wrote to memory of 1532	4196	MODELO DE CONTRATO PAGADO Y AUTORIZADO.exe	89
PID 4196 wrote to memory of 1532	4196	MODELO DE CONTRATO PAGADO Y AUTORIZADO.exe	89

C:\Users\Admin\AppData\Local\Temp\MODELO DE CONTRATO PAGADO Y AUTORIZADO.exe
"C:\Users\Admin\AppData\Local\Temp\MODELO DE CONTRATO PAGADO Y AUTORIZADO.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4196
- C:\Users\Admin\AppData\Local\Temp\MODELO DE CONTRATO PAGADO Y AUTORIZADO.exe
  "C:\Users\Admin\AppData\Local\Temp\MODELO DE CONTRATO PAGADO Y AUTORIZADO.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1532

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

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Downloads

C:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
58458269ffa0b9c94733707998b99540

SHA1
5bf2ada264be233e046f2acb1edc28acfa2a88c4

SHA256
650a1cd11866919e1f6f9e47019bcd9b2315bcb262541aa3f6a459684ca1e554

SHA512
de21c38959971858634c3472095e8971fce3875d8fb938ae72aece354b02d1f0c21c5df78a79aae27c25d831a99fb157773e8bb06f21309da1e005d0b5a2ae4d

Download Submit
memory/1532-20-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-13-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-174-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-21-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-11-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-12-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-16-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-127-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-17-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/1532-18-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-126-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-8-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-118-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-79-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-19-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-78-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-63-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-62-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-55-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-30-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-31-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-38-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-46-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/1532-54-0x00000000005D0000-0x0000000000652000-memory.dmp

Filesize
520KB

Download
memory/4196-0-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/4196-7-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/4196-10-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/4196-1-0x0000000000428000-0x0000000000441000-memory.dmp

Filesize
100KB

Download
memory/4196-5-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/4196-3-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/4196-9-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/4196-24-0x0000000000428000-0x0000000000441000-memory.dmp

Filesize
100KB

Download
memory/4196-6-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads