remcos | 5eefc105d5ab9d2d68363b9789bf36a21556e5c22d3f5e22ecfa7471749c027f

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
14-01-2025 13:33

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General

Target

DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154/01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe
Size

6.1MB
MD5

4864a55cff27f686023456a22371e790
SHA1

6ed30c0371fe167d38411bfa6d720fcdcacc4f4c
SHA256

08c7fb6067acc8ac207d28ab616c9ea5bc0d394956455d6a3eecb73f8010f7a2
SHA512

4bd3a16435cca6ce7a7aa829eb967619a8b7c02598474e634442cffc55935870d54d844a04496bf9c7e8c29c40fae59ac6eb39c8550c091d06a28211491d0bfb
SSDEEP

98304:VZQIM+/nv/CDoAkYwpAa5ge1zZ/jtdZwUkQ:bJCKlA2VKUz

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

masterosamell32.kozow.com:6565

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
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
Rmc-3J5KKR
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
Remcos family
remcos

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	01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2832	01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2832	01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 2832	2432	01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe	30
PID 2432 wrote to memory of 2832	2432	01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe	30
PID 2432 wrote to memory of 2832	2432	01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe	30
PID 2432 wrote to memory of 2832	2432	01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe	30
PID 2432 wrote to memory of 2832	2432	01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe	30
PID 2432 wrote to memory of 2832	2432	01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe	30

C:\Users\Admin\AppData\Local\Temp\DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154\01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe
"C:\Users\Admin\AppData\Local\Temp\DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154\01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Users\Admin\AppData\Local\Temp\DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154\01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe
  "C:\Users\Admin\AppData\Local\Temp\DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154\01 DEMANDA LABORAL POR ABUSO DE CONFIANZA 6154.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:2832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\remcos\logs.dat

Filesize
230B

MD5
382c658fa9a1704781f59418e1f5912d

SHA1
fc6417bb62bb7749c316b9f2fec28ae235104798

SHA256
d0ce9830da3e15d1b7410fe4f18dea72f0a5fdcdef6c31b3f619635d87798154

SHA512
ed606d8a452e77e499a3e2c45412ffded587b66c063bb0c4895651f5cdf59e2ab6231e5d3026f2b16c85f67f7e9538e8688daa1cace66f9589862a32cc234ed0

Download Submit
memory/2432-18-0x0000000010000000-0x0000000010486000-memory.dmp

Filesize
4.5MB

Download
memory/2432-2-0x0000000010000000-0x0000000010486000-memory.dmp

Filesize
4.5MB

Download
memory/2432-5-0x0000000010000000-0x0000000010486000-memory.dmp

Filesize
4.5MB

Download
memory/2432-4-0x0000000010000000-0x0000000010486000-memory.dmp

Filesize
4.5MB

Download
memory/2432-11-0x0000000010020000-0x000000001003F000-memory.dmp

Filesize
124KB

Download
memory/2432-1-0x0000000010020000-0x000000001003F000-memory.dmp

Filesize
124KB

Download
memory/2432-16-0x0000000010265000-0x0000000010292000-memory.dmp

Filesize
180KB

Download
memory/2432-15-0x0000000010261000-0x0000000010292000-memory.dmp

Filesize
196KB

Download
memory/2432-14-0x000000001025D000-0x0000000010261000-memory.dmp

Filesize
16KB

Download
memory/2432-13-0x0000000010258000-0x000000001025C000-memory.dmp

Filesize
16KB

Download
memory/2432-12-0x0000000010000000-0x0000000010486000-memory.dmp

Filesize
4.5MB

Download
memory/2432-0-0x0000000010000000-0x0000000010486000-memory.dmp

Filesize
4.5MB

Download
memory/2832-43-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-52-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-21-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-10-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2832-24-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-25-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-26-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-27-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-28-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-29-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-30-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-32-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-33-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-34-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-35-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-36-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-37-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-38-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-41-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-42-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-19-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-44-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-45-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-46-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-47-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-48-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-50-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-51-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-20-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-53-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-54-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-55-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-56-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-57-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-59-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-60-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-61-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-62-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-63-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-64-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-65-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-6-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-67-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-68-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-69-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-70-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-71-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-72-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-73-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-75-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-76-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-77-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-78-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-79-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-80-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download
memory/2832-81-0x00000000001C0000-0x0000000000240000-memory.dmp

Filesize
512KB

Download