remcos | fb3a1a86a07de26747ba6e03714199ea532537581b8ee4e1ee1fc9c991f4e7e3

General

Target

MODELODECONTRATOPAGADOYAUTORIZADO.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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\CertainThings = "C:\\Users\\Admin\\Pictures\\GamingUnu\\GamingHeadset.exe"	MODELODECONTRATOPAGADOYAUTORIZADO.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	MODELODECONTRATOPAGADOYAUTORIZADO.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MODELODECONTRATOPAGADOYAUTORIZADO.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1792	MODELODECONTRATOPAGADOYAUTORIZADO.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 1792	2224	MODELODECONTRATOPAGADOYAUTORIZADO.exe	31
PID 2224 wrote to memory of 1792	2224	MODELODECONTRATOPAGADOYAUTORIZADO.exe	31
PID 2224 wrote to memory of 1792	2224	MODELODECONTRATOPAGADOYAUTORIZADO.exe	31
PID 2224 wrote to memory of 1792	2224	MODELODECONTRATOPAGADOYAUTORIZADO.exe	31
PID 2224 wrote to memory of 1792	2224	MODELODECONTRATOPAGADOYAUTORIZADO.exe	31
PID 2224 wrote to memory of 1792	2224	MODELODECONTRATOPAGADOYAUTORIZADO.exe	31

C:\Users\Admin\AppData\Local\Temp\MODELODECONTRATOPAGADOYAUTORIZADO.exe
"C:\Users\Admin\AppData\Local\Temp\MODELODECONTRATOPAGADOYAUTORIZADO.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Users\Admin\AppData\Local\Temp\MODELODECONTRATOPAGADOYAUTORIZADO.exe
  "C:\Users\Admin\AppData\Local\Temp\MODELODECONTRATOPAGADOYAUTORIZADO.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1792

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
49f64fbc8492f985d076ad1c93dadd1b

SHA1
40dbda082c5e537a785333f71d7d4cf0c0b81e52

SHA256
d53465bfbca47c393138c348bbcb10c47a984de429cae46ef0bd47d5d84e2c83

SHA512
81a3ad44deb5fad8695bffb65e5b5d013da71d50fd7134664b03a5d2472cdcd9ba0e5ad8cb5b8733823f5fb727685780097c736cfd08bf4bfa9b6053ea19f9cf

Download Submit
memory/1792-25-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/1792-33-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/1792-21-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/1792-22-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/1792-49-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/1792-16-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/1792-50-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/1792-11-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/1792-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1792-18-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/1792-7-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/1792-41-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/1792-57-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/1792-34-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/1792-17-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/1792-23-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/1792-24-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2224-1-0x0000000000428000-0x0000000000441000-memory.dmp

Filesize
100KB

Download
memory/2224-26-0x0000000000428000-0x0000000000441000-memory.dmp

Filesize
100KB

Download
memory/2224-14-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/2224-4-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/2224-0-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/2224-6-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/2224-13-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/2224-5-0x0000000000400000-0x00000000005C9000-memory.dmp

Filesize
1.8MB

Download
memory/2224-3-0x0000000000400000-0x00000000005C9000-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