remcos | 2e392a0fddd485b24600022bd5a5b99aa50d4104f7947afcd766f3627e06fc62

Analysis

max time kernel
601s
max time network
604s
platform
windows7_x64
resource
win7-20240319-en
resource tags

arch:x64arch:x86image:win7-20240319-enlocale:en-usos:windows7-x64system
submitted
11-04-2024 00:34

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General

Target

Wrights 2023 1040 W2s TaxDocumentPDF.exe
Size

31KB
MD5

3e71ed46603b02a94b921411a19b7a5c
SHA1

b1374ef6717635d07015d8acb700cf95b2a66b12
SHA256

1131f33552a12921f6f4d7d9e503feae4b12c367d5377e226acf270f6b58ca6e
SHA512

28555a8bf20e4f8d42b21685c06e429bc5261f75e9fb65b970a322907d7da4a4ee7d367f4637ea4abb6ef32fae8e71a9d92b4f253a201e94548d68281edccbaf
SSDEEP

384:e8Kj/M8yEryzqEt7a9Oey+IFdP64VYaEwDtiBgxoxlnLr2STcEICxXBhgBx4eMDa:eDD1r+VWOV+csoHViBBn+EFIqeMDGvaS

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

clepdhunt.duckdns.org:4047

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-S0GVOJ
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 SetThreadContext 1 IoCs

Processes:

Wrights 2023 1040 W2s TaxDocumentPDF.exe

description	pid	process	target process
PID 2056 set thread context of 2712	2056	Wrights 2023 1040 W2s TaxDocumentPDF.exe	Wrights 2023 1040 W2s TaxDocumentPDF.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

Wrights 2023 1040 W2s TaxDocumentPDF.exe

description	pid	process	target process
PID 2056 wrote to memory of 2712	2056	Wrights 2023 1040 W2s TaxDocumentPDF.exe	Wrights 2023 1040 W2s TaxDocumentPDF.exe
PID 2056 wrote to memory of 2712	2056	Wrights 2023 1040 W2s TaxDocumentPDF.exe	Wrights 2023 1040 W2s TaxDocumentPDF.exe
PID 2056 wrote to memory of 2712	2056	Wrights 2023 1040 W2s TaxDocumentPDF.exe	Wrights 2023 1040 W2s TaxDocumentPDF.exe
PID 2056 wrote to memory of 2712	2056	Wrights 2023 1040 W2s TaxDocumentPDF.exe	Wrights 2023 1040 W2s TaxDocumentPDF.exe
PID 2056 wrote to memory of 2712	2056	Wrights 2023 1040 W2s TaxDocumentPDF.exe	Wrights 2023 1040 W2s TaxDocumentPDF.exe
PID 2056 wrote to memory of 2712	2056	Wrights 2023 1040 W2s TaxDocumentPDF.exe	Wrights 2023 1040 W2s TaxDocumentPDF.exe

C:\Users\Admin\AppData\Local\Temp\Wrights 2023 1040 W2s TaxDocumentPDF.exe
"C:\Users\Admin\AppData\Local\Temp\Wrights 2023 1040 W2s TaxDocumentPDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2056

C:\Users\Admin\AppData\Local\Temp\Wrights 2023 1040 W2s TaxDocumentPDF.exe
"C:\Users\Admin\AppData\Local\Temp\Wrights 2023 1040 W2s TaxDocumentPDF.exe"
2⤵
PID:2712

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2056-0-0x0000000010000000-0x0000000012DB3000-memory.dmp

Filesize
45.7MB

Download
memory/2056-1-0x0000000010000000-0x0000000012DB3000-memory.dmp

Filesize
45.7MB

Download
memory/2056-2-0x0000000010000000-0x0000000012DB3000-memory.dmp

Filesize
45.7MB

Download
memory/2056-9-0x0000000010000000-0x0000000012DB3000-memory.dmp

Filesize
45.7MB

Download
memory/2712-3-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-5-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2712-7-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-10-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-11-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-12-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-13-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-14-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-15-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-16-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-17-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-18-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-19-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-20-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-21-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-22-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-23-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-24-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-25-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-26-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-27-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-28-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-29-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-30-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-31-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-32-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-33-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-34-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-35-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-36-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-37-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-38-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-39-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-40-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-41-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-42-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-43-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-44-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-45-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-46-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-47-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-48-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-49-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-50-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-51-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-52-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-53-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-54-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-55-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-56-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-57-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-58-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-59-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-60-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-61-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-62-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-63-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-64-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download
memory/2712-65-0x00000000001C0000-0x0000000000242000-memory.dmp

Filesize
520KB

Download