remcos | edaca34687b1635b2df0dba8a9214c89b625c7336d8aa0710519830667586921

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04/11/2022, 14:48

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General

Target

DFFHDFHD.exe
Size

600KB
MD5

feba5bc555dee49a63f94ebbf31e9b32
SHA1

a624d1cdbdb1cd68c63af398b22ed70f91552ce4
SHA256

5605e9734bff4fcc29f092dd2e4f7c5c95bcdc342d5362c2ac36507e238ba5da
SHA512

114e4dc27bf4ad84bc761522b05383b12caa5b61c16337d92ea7382dfb0fb3d5fb25ce4d24fa9d65ebea763288f4c50af48ba8b0df9a64b3c5fcfbc211a0c67e
SSDEEP

12288:dpohpprHlNEVdjRTR5wlD1IYeo7lzUNb4fzACi/x8T:dpc7D6dj5szIT8OEAN5m

Score

10^/10

remcos awa rat

Malware Config

Extracted

Family

remcos

Botnet

awa

gdyhjjdhbvxgsfe.gotdns.ch:2718

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-J6C5A7
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
Remcos
take_screenshot_option
false
take_screenshot_time
5

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SystFBFDSHFDDFem.exe	Powershell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SystFBFDSHFDDFem.exe	Powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4972 set thread context of 5012	4972	DFFHDFHD.exe	89

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1040	Powershell.exe
1040	Powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4972	DFFHDFHD.exe
Token: SeDebugPrivilege	1040	Powershell.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5012	RegSvcs.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
5012	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5012	RegSvcs.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4972 wrote to memory of 1040	4972	DFFHDFHD.exe	87
PID 4972 wrote to memory of 1040	4972	DFFHDFHD.exe	87
PID 4972 wrote to memory of 1040	4972	DFFHDFHD.exe	87
PID 4972 wrote to memory of 5012	4972	DFFHDFHD.exe	89
PID 4972 wrote to memory of 5012	4972	DFFHDFHD.exe	89
PID 4972 wrote to memory of 5012	4972	DFFHDFHD.exe	89
PID 4972 wrote to memory of 5012	4972	DFFHDFHD.exe	89
PID 4972 wrote to memory of 5012	4972	DFFHDFHD.exe	89
PID 4972 wrote to memory of 5012	4972	DFFHDFHD.exe	89
PID 4972 wrote to memory of 5012	4972	DFFHDFHD.exe	89
PID 4972 wrote to memory of 5012	4972	DFFHDFHD.exe	89
PID 4972 wrote to memory of 5012	4972	DFFHDFHD.exe	89
PID 4972 wrote to memory of 5012	4972	DFFHDFHD.exe	89
PID 4972 wrote to memory of 5012	4972	DFFHDFHD.exe	89
PID 4972 wrote to memory of 5012	4972	DFFHDFHD.exe	89

C:\Users\Admin\AppData\Local\Temp\DFFHDFHD.exe
"C:\Users\Admin\AppData\Local\Temp\DFFHDFHD.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4972
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
  "Powershell" Copy-Item 'C:\Users\Admin\AppData\Local\Temp\DFFHDFHD.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SystFBFDSHFDDFem.exe'
  2⤵
  - Drops startup file
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1040
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:5012

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1040-144-0x0000000006200000-0x0000000006266000-memory.dmp

Filesize
408KB

Download
memory/1040-146-0x00000000067D0000-0x00000000067EE000-memory.dmp

Filesize
120KB

Download
memory/1040-149-0x0000000006D20000-0x0000000006D42000-memory.dmp

Filesize
136KB

Download
memory/1040-136-0x0000000002EC0000-0x0000000002EF6000-memory.dmp

Filesize
216KB

Download
memory/1040-148-0x0000000006CA0000-0x0000000006CBA000-memory.dmp

Filesize
104KB

Download
memory/1040-138-0x0000000005900000-0x0000000005F28000-memory.dmp

Filesize
6.2MB

Download
memory/1040-147-0x0000000007840000-0x00000000078D6000-memory.dmp

Filesize
600KB

Download
memory/1040-142-0x0000000005820000-0x0000000005842000-memory.dmp

Filesize
136KB

Download
memory/1040-143-0x0000000006120000-0x0000000006186000-memory.dmp

Filesize
408KB

Download
memory/4972-134-0x00000000052D0000-0x0000000005874000-memory.dmp

Filesize
5.6MB

Download
memory/4972-133-0x0000000004C10000-0x0000000004CAC000-memory.dmp

Filesize
624KB

Download
memory/4972-132-0x00000000001F0000-0x000000000028A000-memory.dmp

Filesize
616KB

Download
memory/5012-145-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/5012-139-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/5012-140-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/5012-141-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/5012-150-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download