remcos | 9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29

Analysis

max time kernel
149s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2024 10:42

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General

Target

9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
Size

1.2MB
MD5

cb211312ecaf139580c6b4fecd6a1e4a
SHA1

b2ff0aa60240573c2bce78f09cbd765e457a763c
SHA256

9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29
SHA512

121f5a01cc6603d1025bd4f48673760764d2f37481592cb81cf6f8c7007f939f05571956c173de36ad8bc5350fefc0c6a6121c1ff283f967a3184edc7e8e21b6
SSDEEP

24576:RYdgfvzAKzxWCC9vSA6GRdsttHVqowvVpBdlvlOUq:rzAcWFt96ydyQow5dldnq

Score

10^/10

remcos remotehost collection discovery execution persistence rat spyware stealer

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

212.162.149.226:9285

Attributes

audio_folder
MicRecords
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
remcos.exe
copy_folder
AppUpdate
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
true
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
Rmc-VCJ8ZS
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
AppUpdate
take_screenshot_option
false
take_screenshot_time
5

Signatures

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

Detected Nirsoft tools 3 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

Processes:

resource	yara_rule
behavioral2/memory/1652-170-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral2/memory/904-168-0x0000000000400000-0x0000000000457000-memory.dmp	Nirsoft
behavioral2/memory/1632-177-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft

NirSoft MailPassView 1 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral2/memory/904-168-0x0000000000400000-0x0000000000457000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 1 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral2/memory/1632-177-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exepowershell.exepowershell.exepowershell.exe

pid process

2612 powershell.exe
4556 powershell.exe
4044 powershell.exe
716 powershell.exe

pid	process
2612	powershell.exe
4556	powershell.exe
4044	powershell.exe
716	powershell.exe

Checks computer location settings 2 TTPs 4 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exeWScript.exeremcos.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	remcos.exe

Executes dropped EXE 10 IoCs

Processes:

remcos.exeremcos.exeremcos.exeremcos.exeremcos.exeremcos.exeremcos.exeremcos.exeremcos.exeremcos.exe

pid process

1896 remcos.exe
552 remcos.exe
2976 remcos.exe
904 remcos.exe
1652 remcos.exe
1632 remcos.exe
4648 remcos.exe
2872 remcos.exe
4812 remcos.exe
4872 remcos.exe
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

pid	process
1896	remcos.exe
552	remcos.exe
2976	remcos.exe
904	remcos.exe
1652	remcos.exe
1632	remcos.exe
4648	remcos.exe
2872	remcos.exe
4812	remcos.exe
4872	remcos.exe

Accesses Microsoft Outlook accounts 1 TTPs 2 IoCs

collection

Email Collection

T1114

Processes:

remcos.exeremcos.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	remcos.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	remcos.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

remcos.exe9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AppUpdate = "\"C:\\ProgramData\\AppUpdate\\remcos.exe\""	remcos.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AppUpdate = "\"C:\\ProgramData\\AppUpdate\\remcos.exe\""	remcos.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AppUpdate = "\"C:\\ProgramData\\AppUpdate\\remcos.exe\""	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AppUpdate = "\"C:\\ProgramData\\AppUpdate\\remcos.exe\""	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe

Suspicious use of SetThreadContext 8 IoCs

Processes:

9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exeremcos.exeremcos.exe

description	pid	process	target process
PID 4280 set thread context of 2028	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
PID 1896 set thread context of 552	1896	remcos.exe	remcos.exe
PID 552 set thread context of 2976	552	remcos.exe	remcos.exe
PID 552 set thread context of 904	552	remcos.exe	remcos.exe
PID 552 set thread context of 1652	552	remcos.exe	remcos.exe
PID 552 set thread context of 1632	552	remcos.exe	remcos.exe
PID 552 set thread context of 4648	552	remcos.exe	remcos.exe
PID 552 set thread context of 4872	552	remcos.exe	remcos.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1300 2976 WerFault.exe remcos.exe

pid	pid_target	process	target process
1300	2976	WerFault.exe	remcos.exe

System Location Discovery: System Language Discovery 1 TTPs 17 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

Processes:

powershell.exeremcos.exeschtasks.execmd.exeremcos.exeremcos.exeremcos.exeremcos.exepowershell.exeWScript.exepowershell.exeremcos.exeremcos.exe9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exepowershell.exeschtasks.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	remcos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	remcos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	remcos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	remcos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	remcos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	remcos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	remcos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Modifies registry class 1 IoCs

Processes:

9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000_Classes\Local Settings	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence execution

Scheduled Task
T1053.005

Processes:

schtasks.exeschtasks.exe

pid process

568 schtasks.exe
440 schtasks.exe

pid	process
568	schtasks.exe
440	schtasks.exe

Suspicious behavior: EnumeratesProcesses 25 IoCs

Processes:

9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exepowershell.exepowershell.exeremcos.exepowershell.exepowershell.exeremcos.exeremcos.exeremcos.exe

pid	process
4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
716	powershell.exe
4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
2612	powershell.exe
4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
716	powershell.exe
2612	powershell.exe
1896	remcos.exe
1896	remcos.exe
1896	remcos.exe
4556	powershell.exe
4044	powershell.exe
1896	remcos.exe
4556	powershell.exe
4044	powershell.exe
1652	remcos.exe
1652	remcos.exe
1632	remcos.exe
1632	remcos.exe
4872	remcos.exe
4872	remcos.exe
1632	remcos.exe
1632	remcos.exe

Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

remcos.exe

pid process

552 remcos.exe
552 remcos.exe
552 remcos.exe
552 remcos.exe
552 remcos.exe
552 remcos.exe
552 remcos.exe
552 remcos.exe

pid	process
552	remcos.exe
552	remcos.exe
552	remcos.exe
552	remcos.exe
552	remcos.exe
552	remcos.exe
552	remcos.exe
552	remcos.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exepowershell.exepowershell.exeremcos.exepowershell.exepowershell.exeremcos.exeremcos.exe

description	pid	process
Token: SeDebugPrivilege	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
Token: SeDebugPrivilege	716	powershell.exe
Token: SeDebugPrivilege	2612	powershell.exe
Token: SeDebugPrivilege	1896	remcos.exe
Token: SeDebugPrivilege	4556	powershell.exe
Token: SeDebugPrivilege	4044	powershell.exe
Token: SeDebugPrivilege	1652	remcos.exe
Token: SeDebugPrivilege	4872	remcos.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

remcos.exe

pid process

2976 remcos.exe

pid	process
2976	remcos.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exeWScript.execmd.exeremcos.exeremcos.exe

description	pid	process	target process
PID 4280 wrote to memory of 716	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	powershell.exe
PID 4280 wrote to memory of 716	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	powershell.exe
PID 4280 wrote to memory of 716	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	powershell.exe
PID 4280 wrote to memory of 2612	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	powershell.exe
PID 4280 wrote to memory of 2612	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	powershell.exe
PID 4280 wrote to memory of 2612	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	powershell.exe
PID 4280 wrote to memory of 568	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	schtasks.exe
PID 4280 wrote to memory of 568	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	schtasks.exe
PID 4280 wrote to memory of 568	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	schtasks.exe
PID 4280 wrote to memory of 2028	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
PID 4280 wrote to memory of 2028	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
PID 4280 wrote to memory of 2028	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
PID 4280 wrote to memory of 2028	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
PID 4280 wrote to memory of 2028	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
PID 4280 wrote to memory of 2028	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
PID 4280 wrote to memory of 2028	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
PID 4280 wrote to memory of 2028	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
PID 4280 wrote to memory of 2028	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
PID 4280 wrote to memory of 2028	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
PID 4280 wrote to memory of 2028	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
PID 4280 wrote to memory of 2028	4280	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
PID 2028 wrote to memory of 4860	2028	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	WScript.exe
PID 2028 wrote to memory of 4860	2028	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	WScript.exe
PID 2028 wrote to memory of 4860	2028	9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe	WScript.exe
PID 4860 wrote to memory of 1516	4860	WScript.exe	cmd.exe
PID 4860 wrote to memory of 1516	4860	WScript.exe	cmd.exe
PID 4860 wrote to memory of 1516	4860	WScript.exe	cmd.exe
PID 1516 wrote to memory of 1896	1516	cmd.exe	remcos.exe
PID 1516 wrote to memory of 1896	1516	cmd.exe	remcos.exe
PID 1516 wrote to memory of 1896	1516	cmd.exe	remcos.exe
PID 1896 wrote to memory of 4556	1896	remcos.exe	powershell.exe
PID 1896 wrote to memory of 4556	1896	remcos.exe	powershell.exe
PID 1896 wrote to memory of 4556	1896	remcos.exe	powershell.exe
PID 1896 wrote to memory of 4044	1896	remcos.exe	powershell.exe
PID 1896 wrote to memory of 4044	1896	remcos.exe	powershell.exe
PID 1896 wrote to memory of 4044	1896	remcos.exe	powershell.exe
PID 1896 wrote to memory of 440	1896	remcos.exe	schtasks.exe
PID 1896 wrote to memory of 440	1896	remcos.exe	schtasks.exe
PID 1896 wrote to memory of 440	1896	remcos.exe	schtasks.exe
PID 1896 wrote to memory of 552	1896	remcos.exe	remcos.exe
PID 1896 wrote to memory of 552	1896	remcos.exe	remcos.exe
PID 1896 wrote to memory of 552	1896	remcos.exe	remcos.exe
PID 1896 wrote to memory of 552	1896	remcos.exe	remcos.exe
PID 1896 wrote to memory of 552	1896	remcos.exe	remcos.exe
PID 1896 wrote to memory of 552	1896	remcos.exe	remcos.exe
PID 1896 wrote to memory of 552	1896	remcos.exe	remcos.exe
PID 1896 wrote to memory of 552	1896	remcos.exe	remcos.exe
PID 1896 wrote to memory of 552	1896	remcos.exe	remcos.exe
PID 1896 wrote to memory of 552	1896	remcos.exe	remcos.exe
PID 1896 wrote to memory of 552	1896	remcos.exe	remcos.exe
PID 1896 wrote to memory of 552	1896	remcos.exe	remcos.exe
PID 552 wrote to memory of 2976	552	remcos.exe	remcos.exe
PID 552 wrote to memory of 2976	552	remcos.exe	remcos.exe
PID 552 wrote to memory of 2976	552	remcos.exe	remcos.exe
PID 552 wrote to memory of 2976	552	remcos.exe	remcos.exe
PID 552 wrote to memory of 904	552	remcos.exe	remcos.exe
PID 552 wrote to memory of 904	552	remcos.exe	remcos.exe
PID 552 wrote to memory of 904	552	remcos.exe	remcos.exe
PID 552 wrote to memory of 904	552	remcos.exe	remcos.exe
PID 552 wrote to memory of 1652	552	remcos.exe	remcos.exe
PID 552 wrote to memory of 1652	552	remcos.exe	remcos.exe
PID 552 wrote to memory of 1652	552	remcos.exe	remcos.exe
PID 552 wrote to memory of 1652	552	remcos.exe	remcos.exe
PID 552 wrote to memory of 1632	552	remcos.exe	remcos.exe

C:\Users\Admin\AppData\Local\Temp\9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
"C:\Users\Admin\AppData\Local\Temp\9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4280
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:716
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\iKgKaogJ.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2612
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iKgKaogJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF04B.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:568
- C:\Users\Admin\AppData\Local\Temp\9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe
  "C:\Users\Admin\AppData\Local\Temp\9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29.exe"
  2⤵
  - Checks computer location settings
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2028
- - C:\Windows\SysWOW64\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\install.vbs"
    3⤵
    - Checks computer location settings
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4860
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c "C:\ProgramData\AppUpdate\remcos.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1516
    - - C:\ProgramData\AppUpdate\remcos.exe
        
        C:\ProgramData\AppUpdate\remcos.exe
        5⤵
        Checks computer location settings
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:1896
      - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\ProgramData\AppUpdate\remcos.exe"
        6⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4556
      - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\iKgKaogJ.exe"
        6⤵
        Command and Scripting Interpreter: PowerShell
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4044
      - C:\Windows\SysWOW64\schtasks.exe
        
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iKgKaogJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp68F6.tmp"
        6⤵
        System Location Discovery: System Language Discovery
        Scheduled Task/Job: Scheduled Task
        
        PID:440
      - C:\ProgramData\AppUpdate\remcos.exe
        
        "C:\ProgramData\AppUpdate\remcos.exe"
        6⤵
        Executes dropped EXE
        Adds Run key to start application
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious behavior: MapViewOfSection
        Suspicious use of WriteProcessMemory
        
        PID:552
        
        C:\ProgramData\AppUpdate\remcos.exe
        
        C:\ProgramData\AppUpdate\remcos.exe /stext "C:\Users\Admin\AppData\Local\Temp\bitntssyeabebdjjpyjvxhvhfdqkxfe"
        7⤵
        Executes dropped EXE
        Suspicious use of UnmapMainImage
        
        PID:2976
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2976 -s 12
        8⤵
        Program crash
        
        PID:1300
        
        C:\ProgramData\AppUpdate\remcos.exe
        
        C:\ProgramData\AppUpdate\remcos.exe /stext "C:\Users\Admin\AppData\Local\Temp\llyfuccasitrljxngjwpaupygkityqdkqe"
        7⤵
        Executes dropped EXE
        Accesses Microsoft Outlook accounts
        System Location Discovery: System Language Discovery
        
        PID:904
        
        C:\ProgramData\AppUpdate\remcos.exe
        
        C:\ProgramData\AppUpdate\remcos.exe /stext "C:\Users\Admin\AppData\Local\Temp\wfeqvv"
        7⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1652
        
        C:\ProgramData\AppUpdate\remcos.exe
        
        C:\ProgramData\AppUpdate\remcos.exe /stext "C:\Users\Admin\AppData\Local\Temp\aofasushquhucelbaqrlmmqyiinwt"
        7⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        
        PID:1632
        
        C:\ProgramData\AppUpdate\remcos.exe
        
        C:\ProgramData\AppUpdate\remcos.exe /stext "C:\Users\Admin\AppData\Local\Temp\dqkssmdaedzhmkanrbefpzdpjpxxmcvm"
        7⤵
        Executes dropped EXE
        Accesses Microsoft Outlook accounts
        System Location Discovery: System Language Discovery
        
        PID:4648
        
        C:\ProgramData\AppUpdate\remcos.exe
        
        C:\ProgramData\AppUpdate\remcos.exe /stext "C:\Users\Admin\AppData\Local\Temp\nkylt"
        7⤵
        Executes dropped EXE
        
        PID:2872
        
        C:\ProgramData\AppUpdate\remcos.exe
        
        C:\ProgramData\AppUpdate\remcos.exe /stext "C:\Users\Admin\AppData\Local\Temp\nkylt"
        7⤵
        Executes dropped EXE
        
        PID:4812
        
        C:\ProgramData\AppUpdate\remcos.exe
        
        C:\ProgramData\AppUpdate\remcos.exe /stext "C:\Users\Admin\AppData\Local\Temp\nkylt"
        7⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2976 -ip 2976
1⤵
PID:4360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\AppUpdate\remcos.exe

Filesize
1.2MB

MD5
cb211312ecaf139580c6b4fecd6a1e4a

SHA1
b2ff0aa60240573c2bce78f09cbd765e457a763c

SHA256
9f3be654b66c0d2f69326d56405f0c97fa726f99f6e1232069effdc0e29e2f29

SHA512
121f5a01cc6603d1025bd4f48673760764d2f37481592cb81cf6f8c7007f939f05571956c173de36ad8bc5350fefc0c6a6121c1ff283f967a3184edc7e8e21b6

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
cb7850191abf72691ae2980e24390cf7

SHA1
bf12cbe4d1b4bdf053f8b76da6a21d532c0061e2

SHA256
a5414849dceed774e0a50f87de2dc0a87ed528ac62ac009ea8172a11ad3b15b0

SHA512
212c44845bdb5818b92e036390ccfda8f66ecb4b6c7640037c1a62cf4650588aac0f97855d862e27db949f2bda0a0110d5412b7d03a6c038aae652e0a6fff9b6

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
61945ffc88a9f528a1699961db4b6f83

SHA1
06a1b1490b7ed968a22ecc7ef968a55d29bb010a

SHA256
6cf6c859c6deac3afb02a01698cb89076acf39bb221de2c65c3af8857ce7fb8d

SHA512
896d2724d70edec0fac728d465cad87fe42e650617c0bf4a670095bea9c2b70dad7e745eca797498a862fae70c376d6784d591e6e0edd2595db69dacc4d736c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_n0gdw5ck.m0w.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\aofasushquhucelbaqrlmmqyiinwt

Filesize
4KB

MD5
17eece3240d08aa4811cf1007cfe2585

SHA1
6c10329f61455d1c96e041b6f89ee6260af3bd0f

SHA256
7cc0db44c7b23e4894fe11f0d8d84b2a82ad667eb1e3504192f3ba729f9a7903

SHA512
a7de8d6322410ec89f76c70a7159645e8913774f38b84aafeeeb9f90dc3b9aa74a0a280d0bb6674790c04a8ff2d059327f02ebfda6c4486778d53b7fc6da6370

Download Submit
C:\Users\Admin\AppData\Local\Temp\install.vbs

Filesize
392B

MD5
046708368578d720d91fb9ceecec742e

SHA1
1dc732f67f48a1d5694f4cf14a8d279dbd1d6ee6

SHA256
04f4edc28e97a16f93cf7acac864aba17cc467282550ae61baac719262be6f5e

SHA512
9106f645ee74c9e061fcb396a00d706512d41054a356125f26a10d42390d8f0d3ea3dd785393bf5de358b62464ec3c0f7d2e27411e87bb408581f820c427e7f0

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF04B.tmp

Filesize
1KB

MD5
6e66c68296073527b5cc1198b866c9f0

SHA1
4b4a1c961df44c43a6196618ac4749d42c8e6333

SHA256
d4cf432320687115f6f2352fc59603006b31bbf56bd14516bdf5f509c7563896

SHA512
12ed26889f3def1204fc78fc7e80b1b1cd3599eecf977dfb487720550ab0971ea5989cd8a2192fc8dce3e9888584c400ce82565a3a725f35fa25eb4368ee47be

Download Submit
memory/552-192-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/552-146-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/552-190-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/552-191-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/552-125-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/552-193-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/552-127-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/552-124-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/552-194-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/552-195-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/552-151-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/552-152-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/552-153-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/552-156-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/552-196-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/716-15-0x0000000002550000-0x0000000002586000-memory.dmp

Filesize
216KB

Download
memory/716-17-0x0000000005040000-0x0000000005668000-memory.dmp

Filesize
6.2MB

Download
memory/716-96-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/716-43-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/716-16-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/716-72-0x00000000711D0000-0x000000007121C000-memory.dmp

Filesize
304KB

Download
memory/716-18-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/716-44-0x0000000005830000-0x0000000005B84000-memory.dmp

Filesize
3.3MB

Download
memory/716-24-0x0000000004FA0000-0x0000000005006000-memory.dmp

Filesize
408KB

Download
memory/716-23-0x0000000004F30000-0x0000000004F96000-memory.dmp

Filesize
408KB

Download
memory/716-22-0x0000000004E90000-0x0000000004EB2000-memory.dmp

Filesize
136KB

Download
memory/904-168-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/904-165-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/904-163-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/1632-177-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1632-175-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1652-166-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1652-170-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1652-169-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1896-98-0x0000000004E90000-0x0000000004EA2000-memory.dmp

Filesize
72KB

Download
memory/2028-46-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2028-47-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2612-20-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/2612-69-0x00000000072D0000-0x0000000007373000-memory.dmp

Filesize
652KB

Download
memory/2612-90-0x0000000007740000-0x000000000775A000-memory.dmp

Filesize
104KB

Download
memory/2612-97-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/2612-89-0x0000000007640000-0x0000000007654000-memory.dmp

Filesize
80KB

Download
memory/2612-91-0x0000000007720000-0x0000000007728000-memory.dmp

Filesize
32KB

Download
memory/2612-88-0x0000000007630000-0x000000000763E000-memory.dmp

Filesize
56KB

Download
memory/2612-84-0x0000000007600000-0x0000000007611000-memory.dmp

Filesize
68KB

Download
memory/2612-83-0x0000000007680000-0x0000000007716000-memory.dmp

Filesize
600KB

Download
memory/2612-82-0x0000000007470000-0x000000000747A000-memory.dmp

Filesize
40KB

Download
memory/2612-19-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/2612-45-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/2612-55-0x0000000006100000-0x000000000614C000-memory.dmp

Filesize
304KB

Download
memory/2612-54-0x0000000005FD0000-0x0000000005FEE000-memory.dmp

Filesize
120KB

Download
memory/2612-70-0x0000000007A40000-0x00000000080BA000-memory.dmp

Filesize
6.5MB

Download
memory/2612-71-0x0000000007400000-0x000000000741A000-memory.dmp

Filesize
104KB

Download
memory/2612-57-0x0000000007290000-0x00000000072C2000-memory.dmp

Filesize
200KB

Download
memory/2612-68-0x00000000066B0000-0x00000000066CE000-memory.dmp

Filesize
120KB

Download
memory/2612-58-0x00000000711D0000-0x000000007121C000-memory.dmp

Filesize
304KB

Download
memory/2976-161-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/4044-129-0x0000000071700000-0x000000007174C000-memory.dmp

Filesize
304KB

Download
memory/4044-154-0x0000000007BA0000-0x0000000007BB1000-memory.dmp

Filesize
68KB

Download
memory/4044-157-0x0000000007BE0000-0x0000000007BF4000-memory.dmp

Filesize
80KB

Download
memory/4044-140-0x00000000078C0000-0x0000000007963000-memory.dmp

Filesize
652KB

Download
memory/4044-128-0x0000000006C30000-0x0000000006C7C000-memory.dmp

Filesize
304KB

Download
memory/4280-7-0x00000000056D0000-0x00000000056E2000-memory.dmp

Filesize
72KB

Download
memory/4280-4-0x0000000005690000-0x000000000569A000-memory.dmp

Filesize
40KB

Download
memory/4280-51-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/4280-1-0x00000000009B0000-0x0000000000AE2000-memory.dmp

Filesize
1.2MB

Download
memory/4280-10-0x0000000006820000-0x00000000068E0000-memory.dmp

Filesize
768KB

Download
memory/4280-9-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/4280-8-0x0000000074F1E000-0x0000000074F1F000-memory.dmp

Filesize
4KB

Download
memory/4280-2-0x0000000005A00000-0x0000000005FA4000-memory.dmp

Filesize
5.6MB

Download
memory/4280-6-0x0000000005790000-0x000000000582C000-memory.dmp

Filesize
624KB

Download
memory/4280-5-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/4280-0-0x0000000074F1E000-0x0000000074F1F000-memory.dmp

Filesize
4KB

Download
memory/4280-3-0x00000000054F0000-0x0000000005582000-memory.dmp

Filesize
584KB

Download
memory/4556-139-0x0000000071700000-0x000000007174C000-memory.dmp

Filesize
304KB

Download
memory/4556-101-0x0000000005DE0000-0x0000000006134000-memory.dmp

Filesize
3.3MB

Download