remcos | c56c00ca3f42026f17affef76b3752f268d1498f862b3143985ca7c1d33feb39

Resubmissions

21-01-2025 13:35

250121-qvptgawqbk 10

21-01-2025 11:58

21-01-2025 11:44

21-01-2025 11:07

17-07-2024 20:08

Analysis

max time kernel
59s
platform
windows11-21h2_x64
resource
win11-20240709-en
resource tags

arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
submitted
17-07-2024 20:08

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General

Target

4c40337094cf0bb86fad86d2ea724ac6e6a499f0acd877839a69d35c354a7792.exe
Size

2.2MB
MD5

05b8f1d7c18fe35533949d3b3ae5c726
SHA1

581171a5941b4231548331b16b2342b50616dd23
SHA256

4c40337094cf0bb86fad86d2ea724ac6e6a499f0acd877839a69d35c354a7792
SHA512

f0effe37b6097d286ba67f44da82847a56c0b933166bb4904cc75db074ad11152bd06b80733c927e55ddac84a335ff764ac8cf3d5eccdd11079f2e0162476ea5
SSDEEP

49152:ob33xSNudSRZpWod7tOvJOHdi1PXdFs0KinlZ4PCLRn:ooRRt6udqr

Score

10^/10

remcos remotehost 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

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2324	4c40337094cf0bb86fad86d2ea724ac6e6a499f0acd877839a69d35c354a7792.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2324	4c40337094cf0bb86fad86d2ea724ac6e6a499f0acd877839a69d35c354a7792.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3364 wrote to memory of 2324	3364	4c40337094cf0bb86fad86d2ea724ac6e6a499f0acd877839a69d35c354a7792.exe	82
PID 3364 wrote to memory of 2324	3364	4c40337094cf0bb86fad86d2ea724ac6e6a499f0acd877839a69d35c354a7792.exe	82
PID 3364 wrote to memory of 2324	3364	4c40337094cf0bb86fad86d2ea724ac6e6a499f0acd877839a69d35c354a7792.exe	82
PID 3364 wrote to memory of 2324	3364	4c40337094cf0bb86fad86d2ea724ac6e6a499f0acd877839a69d35c354a7792.exe	82
PID 3364 wrote to memory of 2324	3364	4c40337094cf0bb86fad86d2ea724ac6e6a499f0acd877839a69d35c354a7792.exe	82

C:\Users\Admin\AppData\Local\Temp\4c40337094cf0bb86fad86d2ea724ac6e6a499f0acd877839a69d35c354a7792.exe
"C:\Users\Admin\AppData\Local\Temp\4c40337094cf0bb86fad86d2ea724ac6e6a499f0acd877839a69d35c354a7792.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3364
- C:\Users\Admin\AppData\Local\Temp\4c40337094cf0bb86fad86d2ea724ac6e6a499f0acd877839a69d35c354a7792.exe
  "C:\Users\Admin\AppData\Local\Temp\4c40337094cf0bb86fad86d2ea724ac6e6a499f0acd877839a69d35c354a7792.exe"
  2⤵
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:2324

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2324-20-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-7-0x0000000000400000-0x000000000064D000-memory.dmp

Filesize
2.3MB

Download
memory/2324-22-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-41-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-3-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-5-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-6-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-21-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-8-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-9-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-10-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-11-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-40-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-13-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-14-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-15-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-16-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-17-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-18-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-19-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-12-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-39-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-38-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-23-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-24-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-25-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-26-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-27-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-28-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-29-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-30-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-31-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-32-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-33-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-34-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-35-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-36-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/2324-37-0x00000000000C0000-0x0000000000135000-memory.dmp

Filesize
468KB

Download
memory/3364-2-0x0000000000400000-0x000000000064D000-memory.dmp

Filesize
2.3MB

Download
memory/3364-1-0x0000000000407000-0x0000000000421000-memory.dmp

Filesize
104KB

Download
memory/3364-0-0x0000000000400000-0x000000000064D000-memory.dmp

Filesize
2.3MB

Download
memory/3364-4-0x0000000000400000-0x000000000064D000-memory.dmp

Filesize
2.3MB

Download