remcos | 1756e68ed77eb46c9b9b99b8c29f3e1abaeea962bab576d608bb8bb12d5e7661

General

Target

GGGJKJHT.exe
Size

615KB
MD5

d3af78d340e8eaa3bcf1142bdbb14c37
SHA1

a0df46e917ec4333a331ec0fcb0f2ab421bfb86a
SHA256

a70cc2556566f9b13f61f227b1c9612e26dec4d92fc879f25b56801385ca5217
SHA512

da532459118b844a75ed9deae460293b2b5ec2a8f64f9319e57bf2cf2b8110ec7ddcc599459a1807a2332f20196a39240f965692bc85c04ea6a2cac68c43e42b
SSDEEP

12288:LG4/BDSD2PBTRhfPF7tlY9R0ivqJypAfdiELESzoYpJv6Ci/w28:jQD2PBTRdN74givqJCAfdT9zcN

Score

10^/10

remcos awa rat

Malware Config

Extracted

Family

remcos

Botnet

awa

C2

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

Processes:

Powershell.exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

GGGJKJHT.exe

description pid process target process

PID 1548 set thread context of 2800 1548 GGGJKJHT.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

GGGJKJHT.exePowershell.exe

pid process

1548 GGGJKJHT.exe
1548 GGGJKJHT.exe
1548 GGGJKJHT.exe
1548 GGGJKJHT.exe
640 Powershell.exe
640 Powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

GGGJKJHT.exePowershell.exe

description pid process

Token: SeDebugPrivilege 1548 GGGJKJHT.exe
Token: SeDebugPrivilege 640 Powershell.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

RegSvcs.exe

pid process

2800 RegSvcs.exe
Suspicious use of SendNotifyMessage 1 IoCs

Processes:

RegSvcs.exe

pid process

2800 RegSvcs.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegSvcs.exe

pid process

2800 RegSvcs.exe

description	pid	process	target process
PID 1548 set thread context of 2800	1548	GGGJKJHT.exe	RegSvcs.exe

pid	process
1548	GGGJKJHT.exe
1548	GGGJKJHT.exe
1548	GGGJKJHT.exe
1548	GGGJKJHT.exe
640	Powershell.exe
640	Powershell.exe

description	pid	process
Token: SeDebugPrivilege	1548	GGGJKJHT.exe
Token: SeDebugPrivilege	640	Powershell.exe

pid	process
2800	RegSvcs.exe

pid	process
2800	RegSvcs.exe

pid	process
2800	RegSvcs.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

GGGJKJHT.exe

description	pid	process	target process
PID 1548 wrote to memory of 640	1548	GGGJKJHT.exe	Powershell.exe
PID 1548 wrote to memory of 640	1548	GGGJKJHT.exe	Powershell.exe
PID 1548 wrote to memory of 640	1548	GGGJKJHT.exe	Powershell.exe
PID 1548 wrote to memory of 2532	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 2532	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 2532	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 3688	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 3688	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 3688	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 2800	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 2800	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 2800	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 2800	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 2800	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 2800	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 2800	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 2800	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 2800	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 2800	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 2800	1548	GGGJKJHT.exe	RegSvcs.exe
PID 1548 wrote to memory of 2800	1548	GGGJKJHT.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\GGGJKJHT.exe
"C:\Users\Admin\AppData\Local\Temp\GGGJKJHT.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1548

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
"Powershell" Copy-Item 'C:\Users\Admin\AppData\Local\Temp\GGGJKJHT.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SyFJHJHHstem.exe'
2⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:640

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:2532

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:3688

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:2800

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/640-147-0x0000000005D20000-0x0000000005D86000-memory.dmp

Filesize
408KB

Download
memory/640-149-0x0000000004F60000-0x0000000004F7E000-memory.dmp

Filesize
120KB

Download
memory/640-152-0x0000000006730000-0x0000000006752000-memory.dmp

Filesize
136KB

Download
memory/640-151-0x00000000066E0000-0x00000000066FA000-memory.dmp

Filesize
104KB

Download
memory/640-143-0x0000000005410000-0x0000000005A38000-memory.dmp

Filesize
6.2MB

Download
memory/640-137-0x0000000004CC0000-0x0000000004CF6000-memory.dmp

Filesize
216KB

Download
memory/640-150-0x0000000007250000-0x00000000072E6000-memory.dmp

Filesize
600KB

Download
memory/640-146-0x0000000005CB0000-0x0000000005D16000-memory.dmp

Filesize
408KB

Download
memory/640-145-0x00000000053D0000-0x00000000053F2000-memory.dmp

Filesize
136KB

Download
memory/640-135-0x0000000000000000-mapping.dmp

Download
memory/1548-134-0x0000000008390000-0x0000000008934000-memory.dmp

Filesize
5.6MB

Download
memory/1548-132-0x0000000000DF0000-0x0000000000E90000-memory.dmp

Filesize
640KB

Download
memory/1548-133-0x0000000007D40000-0x0000000007DDC000-memory.dmp

Filesize
624KB

Download
memory/2532-136-0x0000000000000000-mapping.dmp

Download
memory/2800-148-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2800-141-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2800-140-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2800-139-0x0000000000000000-mapping.dmp

Download
memory/2800-144-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2800-142-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3688-138-0x0000000000000000-mapping.dmp

Download

Analysis

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