remcos | aa809a3350548e36f5af1f5da5307607e78d991ed65b7ea24c933a04b7db248d

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-10-2024 01:44

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General

Target

aa809a3350548e36f5af1f5da5307607e78d991ed65b7ea24c933a04b7db248d.exe
Size

1.2MB
MD5

49ef42aee7bb7128f97545f57e342f03
SHA1

b5242c4c34fa715b92ad434e86e2303d104ed6fd
SHA256

aa809a3350548e36f5af1f5da5307607e78d991ed65b7ea24c933a04b7db248d
SHA512

e67e9e0b165222319ca8fceda6d52e6197a16c6902012b20cf46dd63ae003ff4114e444a0a5780358fce2d1c2aad32a27969400b8093810fa5e04ebb2ddd53a6
SSDEEP

24576:btb20pkaCqT5TBWgNQ7auF1ScZvHSY2jzGpRCIebNUG96A:YVg5tQ7auF1S7zGpMH5

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

23.95.235.18:2557

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-E0JKXE
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 1 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	aa809a3350548e36f5af1f5da5307607e78d991ed65b7ea24c933a04b7db248d.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4144	aa809a3350548e36f5af1f5da5307607e78d991ed65b7ea24c933a04b7db248d.exe
4144	aa809a3350548e36f5af1f5da5307607e78d991ed65b7ea24c933a04b7db248d.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4144	aa809a3350548e36f5af1f5da5307607e78d991ed65b7ea24c933a04b7db248d.exe
4144	aa809a3350548e36f5af1f5da5307607e78d991ed65b7ea24c933a04b7db248d.exe

C:\Users\Admin\AppData\Local\Temp\aa809a3350548e36f5af1f5da5307607e78d991ed65b7ea24c933a04b7db248d.exe
"C:\Users\Admin\AppData\Local\Temp\aa809a3350548e36f5af1f5da5307607e78d991ed65b7ea24c933a04b7db248d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4144

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

memory/4144-10-0x0000000002730000-0x0000000002734000-memory.dmp

Filesize
16KB

Download
memory/4144-11-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4144-12-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4144-13-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4144-14-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4144-15-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4144-16-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4144-17-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4144-18-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4144-19-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4144-20-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4144-21-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4144-22-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4144-23-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4144-24-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4144-25-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4144-26-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download