remcos | 60a3416af9fa6b078868ed5bdc8b4cda6ffc5b758497fad93276f6e996ab5192

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-09-2024 11:55

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

184f3482de1889af7a7b8a3388c04570N.exe
Size

5.2MB
MD5

184f3482de1889af7a7b8a3388c04570
SHA1

e7d4881cd853709345ff2e5894ee609ebb91c525
SHA256

60a3416af9fa6b078868ed5bdc8b4cda6ffc5b758497fad93276f6e996ab5192
SHA512

409fd2ae5a4295856fc2064f0cfd7a32a6c4caeb4c8f7e1d63ae86089869530a9f1ef5d3693f531b3f644c56e9f43016ab790b14e86577ef9ccff2d36d4d390e
SSDEEP

49152:ZEE7FBhfRWa3viMR0Ddxw6dXF3W1QrL1UDq3P8mlp4DOevT0boMJsVkoIZ1HUx:Z/jfRWaf4RW6OHmrZGT0sMuqoU

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Version

4.9.3 Light

Botnet

RemoteHost

127.0.0.1:2404

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-52SPIJ
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

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	184f3482de1889af7a7b8a3388c04570N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	184f3482de1889af7a7b8a3388c04570N.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1812	184f3482de1889af7a7b8a3388c04570N.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
1812	184f3482de1889af7a7b8a3388c04570N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 1812	2668	184f3482de1889af7a7b8a3388c04570N.exe	31
PID 2668 wrote to memory of 1812	2668	184f3482de1889af7a7b8a3388c04570N.exe	31
PID 2668 wrote to memory of 1812	2668	184f3482de1889af7a7b8a3388c04570N.exe	31
PID 2668 wrote to memory of 1812	2668	184f3482de1889af7a7b8a3388c04570N.exe	31
PID 2668 wrote to memory of 1812	2668	184f3482de1889af7a7b8a3388c04570N.exe	31
PID 2668 wrote to memory of 1812	2668	184f3482de1889af7a7b8a3388c04570N.exe	31

C:\Users\Admin\AppData\Local\Temp\184f3482de1889af7a7b8a3388c04570N.exe
"C:\Users\Admin\AppData\Local\Temp\184f3482de1889af7a7b8a3388c04570N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Users\Admin\AppData\Local\Temp\184f3482de1889af7a7b8a3388c04570N.exe
  "C:\Users\Admin\AppData\Local\Temp\184f3482de1889af7a7b8a3388c04570N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:1812

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

Loading Replay Monitor...

Downloads

memory/1812-41-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-60-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-10-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1812-6-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-24-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-77-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-76-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-75-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-42-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-73-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-72-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-71-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-70-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-69-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-68-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-67-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-66-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-65-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-64-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-63-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-26-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-27-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-28-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-29-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-30-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-31-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-32-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-33-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-34-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-35-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-62-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-37-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-38-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-39-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-40-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-61-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-74-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-46-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-44-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-45-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-43-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-47-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-48-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-49-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-50-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-51-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-52-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-53-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-54-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-55-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-56-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-57-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-58-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-59-0x00000000001C0000-0x0000000000235000-memory.dmp

Filesize
468KB

Download
memory/1812-25-0x0000000000400000-0x0000000000965000-memory.dmp

Filesize
5.4MB

Download
memory/2668-36-0x0000000000400000-0x0000000000965000-memory.dmp

Filesize
5.4MB

Download
memory/2668-11-0x0000000000400000-0x0000000000965000-memory.dmp

Filesize
5.4MB

Download
memory/2668-1-0x000000000046F000-0x0000000000488000-memory.dmp

Filesize
100KB

Download
memory/2668-5-0x0000000000400000-0x0000000000965000-memory.dmp

Filesize
5.4MB

Download
memory/2668-4-0x0000000000400000-0x0000000000965000-memory.dmp

Filesize
5.4MB

Download
memory/2668-13-0x000000000046F000-0x0000000000488000-memory.dmp

Filesize
100KB

Download
memory/2668-14-0x0000000000400000-0x0000000000965000-memory.dmp

Filesize
5.4MB

Download
memory/2668-18-0x00000000008FE000-0x0000000000903000-memory.dmp

Filesize
20KB

Download
memory/2668-17-0x00000000008F8000-0x0000000000903000-memory.dmp

Filesize
44KB

Download
memory/2668-16-0x00000000008F5000-0x00000000008F9000-memory.dmp

Filesize
16KB

Download
memory/2668-0-0x0000000000400000-0x0000000000965000-memory.dmp

Filesize
5.4MB

Download
memory/2668-19-0x0000000000902000-0x0000000000936000-memory.dmp

Filesize
208KB

Download
memory/2668-23-0x0000000000400000-0x0000000000965000-memory.dmp

Filesize
5.4MB

Download
memory/2668-20-0x0000000000909000-0x0000000000936000-memory.dmp

Filesize
180KB

Download
memory/2668-21-0x000000000093C000-0x0000000000956000-memory.dmp

Filesize
104KB

Download
memory/2668-2-0x0000000000400000-0x0000000000965000-memory.dmp

Filesize
5.4MB

Download
memory/2668-15-0x0000000000935000-0x0000000000956000-memory.dmp

Filesize
132KB

Download