glupteba | dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c

Analysis

max time kernel
150s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25-07-2024 00:18

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General

Target

LisectAVT_2403002A_283.exe
Size

4.2MB
MD5

925efb59b784a35a3a5a0e49c4679e54
SHA1

8f2189e66b0193d399ad2ed0609f2b3e1facd422
SHA256

dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c
SHA512

533b3d7b417d48fa8fedc4fe4794b6631008fb3dd5a6aa3da7b1492760b700bfda6f29ab5330cc5b766f9e7c1fe9fef45b61fac3423ab9024d5850ee960ab173
SSDEEP

98304:H6kIItOZV5HWoxzcQ0+zLjkNa2wcAfbwe+2B4oG2+o55G0:akztwjxzckzLj0JwjEt3Q

Score

10^/10

glupteba discovery dropper evasion execution loader persistence privilege_escalation rootkit

Malware Config

Signatures

Glupteba
Glupteba is a modular loader written in Golang with various components.
loader dropper glupteba

Glupteba payload 19 IoCs

resource	yara_rule
behavioral2/memory/4580-2-0x00000000030C0000-0x00000000039AB000-memory.dmp	family_glupteba
behavioral2/memory/4580-3-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/3556-56-0x0000000002F40000-0x000000000382B000-memory.dmp	family_glupteba
behavioral2/memory/3556-133-0x0000000000400000-0x0000000000ED5000-memory.dmp	family_glupteba
behavioral2/memory/4580-135-0x0000000000400000-0x0000000000ED5000-memory.dmp	family_glupteba
behavioral2/memory/4580-182-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/3740-215-0x0000000000400000-0x0000000000ED5000-memory.dmp	family_glupteba
behavioral2/memory/3740-217-0x0000000000400000-0x0000000000ED5000-memory.dmp	family_glupteba
behavioral2/memory/3740-219-0x0000000000400000-0x0000000000ED5000-memory.dmp	family_glupteba
behavioral2/memory/3740-221-0x0000000000400000-0x0000000000ED5000-memory.dmp	family_glupteba
behavioral2/memory/3740-223-0x0000000000400000-0x0000000000ED5000-memory.dmp	family_glupteba
behavioral2/memory/3740-225-0x0000000000400000-0x0000000000ED5000-memory.dmp	family_glupteba
behavioral2/memory/3740-227-0x0000000000400000-0x0000000000ED5000-memory.dmp	family_glupteba
behavioral2/memory/3740-229-0x0000000000400000-0x0000000000ED5000-memory.dmp	family_glupteba
behavioral2/memory/3740-231-0x0000000000400000-0x0000000000ED5000-memory.dmp	family_glupteba
behavioral2/memory/3740-233-0x0000000000400000-0x0000000000ED5000-memory.dmp	family_glupteba
behavioral2/memory/3740-235-0x0000000000400000-0x0000000000ED5000-memory.dmp	family_glupteba
behavioral2/memory/3740-237-0x0000000000400000-0x0000000000ED5000-memory.dmp	family_glupteba
behavioral2/memory/3740-239-0x0000000000400000-0x0000000000ED5000-memory.dmp	family_glupteba

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
3996	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
3740	csrss.exe
3712	injector.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	csrss.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Manipulates WinMonFS driver. 1 IoCs

Roottkits write to WinMonFS to hide directories/files from being detected.

rootkit evasion

description	ioc	Process
File opened for modification	\??\WinMonFS	csrss.exe

Drops file in System32 directory 7 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe

Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\VBoxMiniRdrDN	LisectAVT_2403002A_283.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\rss	LisectAVT_2403002A_283.exe
File created	C:\Windows\rss\csrss.exe	LisectAVT_2403002A_283.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 7 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
3136	powershell.exe
4020	powershell.exe
2680	powershell.exe
2648	powershell.exe
3096	powershell.exe
1732	powershell.exe
4972	powershell.exe

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 10 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	LisectAVT_2403002A_283.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LisectAVT_2403002A_283.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csrss.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time"	LisectAVT_2403002A_283.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time"	LisectAVT_2403002A_283.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time"	LisectAVT_2403002A_283.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time"	LisectAVT_2403002A_283.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time"	LisectAVT_2403002A_283.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time"	LisectAVT_2403002A_283.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time"	LisectAVT_2403002A_283.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time"	LisectAVT_2403002A_283.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time"	LisectAVT_2403002A_283.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time"	LisectAVT_2403002A_283.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time"	LisectAVT_2403002A_283.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time"	LisectAVT_2403002A_283.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time"	LisectAVT_2403002A_283.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time"	LisectAVT_2403002A_283.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time"	LisectAVT_2403002A_283.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

pid	Process
1120	schtasks.exe
5080	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1732	powershell.exe
1732	powershell.exe
4580	LisectAVT_2403002A_283.exe
4580	LisectAVT_2403002A_283.exe
4972	powershell.exe
4972	powershell.exe
3556	LisectAVT_2403002A_283.exe
3556	LisectAVT_2403002A_283.exe
3556	LisectAVT_2403002A_283.exe
3556	LisectAVT_2403002A_283.exe
3556	LisectAVT_2403002A_283.exe
3556	LisectAVT_2403002A_283.exe
3556	LisectAVT_2403002A_283.exe
3556	LisectAVT_2403002A_283.exe
3556	LisectAVT_2403002A_283.exe
3556	LisectAVT_2403002A_283.exe
3136	powershell.exe
3136	powershell.exe
3136	powershell.exe
4020	powershell.exe
4020	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
2648	powershell.exe
2648	powershell.exe
2648	powershell.exe
3096	powershell.exe
3096	powershell.exe
3096	powershell.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3740	csrss.exe
3740	csrss.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3740	csrss.exe
3740	csrss.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe
3712	injector.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	1732	powershell.exe
Token: SeDebugPrivilege	4580	LisectAVT_2403002A_283.exe
Token: SeImpersonatePrivilege	4580	LisectAVT_2403002A_283.exe
Token: SeDebugPrivilege	4972	powershell.exe
Token: SeDebugPrivilege	3136	powershell.exe
Token: SeDebugPrivilege	4020	powershell.exe
Token: SeDebugPrivilege	2680	powershell.exe
Token: SeDebugPrivilege	2648	powershell.exe
Token: SeDebugPrivilege	3096	powershell.exe
Token: SeSystemEnvironmentPrivilege	3740	csrss.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 4580 wrote to memory of 1732	4580	LisectAVT_2403002A_283.exe	90
PID 4580 wrote to memory of 1732	4580	LisectAVT_2403002A_283.exe	90
PID 4580 wrote to memory of 1732	4580	LisectAVT_2403002A_283.exe	90
PID 3556 wrote to memory of 4972	3556	LisectAVT_2403002A_283.exe	95
PID 3556 wrote to memory of 4972	3556	LisectAVT_2403002A_283.exe	95
PID 3556 wrote to memory of 4972	3556	LisectAVT_2403002A_283.exe	95
PID 3556 wrote to memory of 4512	3556	LisectAVT_2403002A_283.exe	100
PID 3556 wrote to memory of 4512	3556	LisectAVT_2403002A_283.exe	100
PID 4512 wrote to memory of 3996	4512	cmd.exe	102
PID 4512 wrote to memory of 3996	4512	cmd.exe	102
PID 3556 wrote to memory of 3136	3556	LisectAVT_2403002A_283.exe	103
PID 3556 wrote to memory of 3136	3556	LisectAVT_2403002A_283.exe	103
PID 3556 wrote to memory of 3136	3556	LisectAVT_2403002A_283.exe	103
PID 3556 wrote to memory of 4020	3556	LisectAVT_2403002A_283.exe	105
PID 3556 wrote to memory of 4020	3556	LisectAVT_2403002A_283.exe	105
PID 3556 wrote to memory of 4020	3556	LisectAVT_2403002A_283.exe	105
PID 3556 wrote to memory of 3740	3556	LisectAVT_2403002A_283.exe	109
PID 3556 wrote to memory of 3740	3556	LisectAVT_2403002A_283.exe	109
PID 3556 wrote to memory of 3740	3556	LisectAVT_2403002A_283.exe	109
PID 3740 wrote to memory of 2680	3740	csrss.exe	110
PID 3740 wrote to memory of 2680	3740	csrss.exe	110
PID 3740 wrote to memory of 2680	3740	csrss.exe	110
PID 3740 wrote to memory of 2648	3740	csrss.exe	116
PID 3740 wrote to memory of 2648	3740	csrss.exe	116
PID 3740 wrote to memory of 2648	3740	csrss.exe	116
PID 3740 wrote to memory of 3096	3740	csrss.exe	118
PID 3740 wrote to memory of 3096	3740	csrss.exe	118
PID 3740 wrote to memory of 3096	3740	csrss.exe	118
PID 3740 wrote to memory of 3712	3740	csrss.exe	120
PID 3740 wrote to memory of 3712	3740	csrss.exe	120

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

C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002A_283.exe
"C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002A_283.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4580
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell -nologo -noprofile
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1732
- C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002A_283.exe
  "C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002A_283.exe"
  2⤵
  - Adds Run key to start application
  - Checks for VirtualBox DLLs, possible anti-VM trick
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3556
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Drops file in System32 directory
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4972
- - C:\Windows\system32\cmd.exe
    C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4512
  - - C:\Windows\system32\netsh.exe
      netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      PID:3996
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Drops file in System32 directory
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3136
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Drops file in System32 directory
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4020
- - C:\Windows\rss\csrss.exe
    C:\Windows\rss\csrss.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Manipulates WinMonFS driver.
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3740
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Drops file in System32 directory
      Command and Scripting Interpreter: PowerShell
      System Location Discovery: System Language Discovery
      Modifies data under HKEY_USERS
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2680
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
      4⤵
      Scheduled Task/Job: Scheduled Task
      PID:1120
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /delete /tn ScheduledUpdate /f
      4⤵
      PID:3220
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Drops file in System32 directory
      Command and Scripting Interpreter: PowerShell
      System Location Discovery: System Language Discovery
      Modifies data under HKEY_USERS
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2648
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Drops file in System32 directory
      Command and Scripting Interpreter: PowerShell
      System Location Discovery: System Language Discovery
      Modifies data under HKEY_USERS
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3096
  - - C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
      C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:3712
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
      4⤵
      Scheduled Task/Job: Scheduled Task
      PID:5080

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_czdawnau.qiw.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

Filesize
281KB

MD5
d98e33b66343e7c96158444127a117f6

SHA1
bb716c5509a2bf345c6c1152f6e3e1452d39d50d

SHA256
5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

SHA512
705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

Filesize
19KB

MD5
af020d3c6e8fa167ccbedbdc5f1f9153

SHA1
dacd2923af4cb862ac3937d2163df15b2333e67b

SHA256
90db83bd5ad917ff90c4ab03cecd4e3222afa0ebcc4efada25055c09bae5b0ed

SHA512
11fe4cd63552f1c99f4bccd526a540248720d6be80feddb02d6bdd47f867890b8669f52f76a62f1eba76d69718a0d4c022a2ef458aa5ac42c8e55e4508dc11e9

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

Filesize
19KB

MD5
f6cde1aff694a75eb0738f57502b2249

SHA1
33a56a5e708674747608bf26ddaa01acf8160d81

SHA256
4c1ad5a5a0b7309cabf6fbc83d80c91f231c9e387cc95ed3b13ba96a7bf1639c

SHA512
10402dc29ae61f7bac80a7d884014a099b502a7e75e875c9c9cd4378241bc4331f93fccdfb86ac74d6cf65395fc848fe6edbc2d7d0badacfc9cbe988b58bc402

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

Filesize
19KB

MD5
906f18dca366e3e81138841af40e82ad

SHA1
b81fe5a12560e4ca44de3f6eb45a138d032100a8

SHA256
28359729cb13859f8c4c065e00063eada1ebd1a24d0c4bcc6e01ff3d7d0abfc0

SHA512
e7356af5a0e2c61f8eda814dca409923f6ec4bded2209db4fa794c2874a4eda0c3fe0eb07ad0853c911107e23ae9744c80dcc0eedd000426b85efb1d076638d5

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

Filesize
19KB

MD5
1d6f80c980adcc8a75d8f8aa9dbd272f

SHA1
e7e199a23683bbdb693043df63c42bbcfa455ab7

SHA256
869bc8599b03a1bd17e0ebbd8a9fc5f83a7206c41d102d274103db51cb746ed7

SHA512
d98785a05d016803e02c1b3c283145431fda01ea9a2d34818b517a720c70e7de7598703ba1df1086e812aee37138955752bddd59bc00c99faf6271b76ff7c0eb

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

Filesize
19KB

MD5
d4cb544efb8f512ff5aac53ef5288e8c

SHA1
47b1c2d2e7c82636b90df04ead40c0b72804cb33

SHA256
c6aab39fa67a4b2a5cd97fdaa533380c6d2a9f2c6d01c5e378960fafb3d5b05e

SHA512
77fa4d76ff7230c0a931e400a1ad70633a90b92b8fcae2138ec637b4da46e90d0c41987bf375af59281f1a98881fdcc55063fe68c994097c468914e86f65642e

Download Submit
C:\Windows\rss\csrss.exe

Filesize
4.2MB

MD5
925efb59b784a35a3a5a0e49c4679e54

SHA1
8f2189e66b0193d399ad2ed0609f2b3e1facd422

SHA256
dd093b7ac1890eb8847181a375c99d4e97a0acf00180017cc4ef279a285bd24c

SHA512
533b3d7b417d48fa8fedc4fe4794b6631008fb3dd5a6aa3da7b1492760b700bfda6f29ab5330cc5b766f9e7c1fe9fef45b61fac3423ab9024d5850ee960ab173

Download Submit
memory/1732-26-0x0000000008320000-0x000000000899A000-memory.dmp

Filesize
6.5MB

Download
memory/1732-43-0x0000000074C30000-0x00000000753E0000-memory.dmp

Filesize
7.7MB

Download
memory/1732-10-0x00000000059E0000-0x0000000005A46000-memory.dmp

Filesize
408KB

Download
memory/1732-21-0x0000000006330000-0x0000000006684000-memory.dmp

Filesize
3.3MB

Download
memory/1732-22-0x00000000068E0000-0x00000000068FE000-memory.dmp

Filesize
120KB

Download
memory/1732-23-0x0000000006930000-0x000000000697C000-memory.dmp

Filesize
304KB

Download
memory/1732-24-0x00000000078C0000-0x0000000007904000-memory.dmp

Filesize
272KB

Download
memory/1732-25-0x0000000007C20000-0x0000000007C96000-memory.dmp

Filesize
472KB

Download
memory/1732-27-0x0000000007CC0000-0x0000000007CDA000-memory.dmp

Filesize
104KB

Download
memory/1732-9-0x0000000005940000-0x0000000005962000-memory.dmp

Filesize
136KB

Download
memory/1732-30-0x0000000074C30000-0x00000000753E0000-memory.dmp

Filesize
7.7MB

Download
memory/1732-31-0x0000000070EA0000-0x00000000711F4000-memory.dmp

Filesize
3.3MB

Download
memory/1732-29-0x0000000070AD0000-0x0000000070B1C000-memory.dmp

Filesize
304KB

Download
memory/1732-41-0x0000000007EC0000-0x0000000007EDE000-memory.dmp

Filesize
120KB

Download
memory/1732-42-0x0000000007EE0000-0x0000000007F83000-memory.dmp

Filesize
652KB

Download
memory/1732-11-0x00000000061C0000-0x0000000006226000-memory.dmp

Filesize
408KB

Download
memory/1732-28-0x0000000007E80000-0x0000000007EB2000-memory.dmp

Filesize
200KB

Download
memory/1732-44-0x0000000007FD0000-0x0000000007FDA000-memory.dmp

Filesize
40KB

Download
memory/1732-45-0x0000000008090000-0x0000000008126000-memory.dmp

Filesize
600KB

Download
memory/1732-46-0x0000000007FF0000-0x0000000008001000-memory.dmp

Filesize
68KB

Download
memory/1732-48-0x0000000008040000-0x0000000008054000-memory.dmp

Filesize
80KB

Download
memory/1732-47-0x0000000008030000-0x000000000803E000-memory.dmp

Filesize
56KB

Download
memory/1732-49-0x0000000008130000-0x000000000814A000-memory.dmp

Filesize
104KB

Download
memory/1732-50-0x0000000008080000-0x0000000008088000-memory.dmp

Filesize
32KB

Download
memory/1732-53-0x0000000074C30000-0x00000000753E0000-memory.dmp

Filesize
7.7MB

Download
memory/1732-8-0x0000000074C30000-0x00000000753E0000-memory.dmp

Filesize
7.7MB

Download
memory/1732-7-0x0000000005A60000-0x0000000006088000-memory.dmp

Filesize
6.2MB

Download
memory/1732-6-0x0000000074C30000-0x00000000753E0000-memory.dmp

Filesize
7.7MB

Download
memory/1732-5-0x0000000003350000-0x0000000003386000-memory.dmp

Filesize
216KB

Download
memory/1732-4-0x0000000074C3E000-0x0000000074C3F000-memory.dmp

Filesize
4KB

Download
memory/2648-171-0x0000000071180000-0x00000000714D4000-memory.dmp

Filesize
3.3MB

Download
memory/2648-181-0x0000000007780000-0x0000000007823000-memory.dmp

Filesize
652KB

Download
memory/2648-169-0x0000000006690000-0x00000000066DC000-memory.dmp

Filesize
304KB

Download
memory/2648-170-0x00000000709F0000-0x0000000070A3C000-memory.dmp

Filesize
304KB

Download
memory/2648-164-0x0000000005E70000-0x00000000061C4000-memory.dmp

Filesize
3.3MB

Download
memory/2648-184-0x0000000006350000-0x0000000006364000-memory.dmp

Filesize
80KB

Download
memory/2648-183-0x0000000007AC0000-0x0000000007AD1000-memory.dmp

Filesize
68KB

Download
memory/2680-146-0x0000000070AD0000-0x0000000070B1C000-memory.dmp

Filesize
304KB

Download
memory/2680-147-0x0000000071270000-0x00000000715C4000-memory.dmp

Filesize
3.3MB

Download
memory/3096-195-0x0000000005620000-0x0000000005974000-memory.dmp

Filesize
3.3MB

Download
memory/3096-197-0x00000000709F0000-0x0000000070A3C000-memory.dmp

Filesize
304KB

Download
memory/3096-198-0x0000000070B70000-0x0000000070EC4000-memory.dmp

Filesize
3.3MB

Download
memory/3136-95-0x0000000070AD0000-0x0000000070B1C000-memory.dmp

Filesize
304KB

Download
memory/3136-96-0x0000000071270000-0x00000000715C4000-memory.dmp

Filesize
3.3MB

Download
memory/3556-133-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/3556-55-0x0000000002B30000-0x0000000002F31000-memory.dmp

Filesize
4.0MB

Download
memory/3556-56-0x0000000002F40000-0x000000000382B000-memory.dmp

Filesize
8.9MB

Download
memory/3740-215-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/3740-233-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/3740-239-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/3740-219-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/3740-237-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/3740-221-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/3740-235-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/3740-217-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/3740-231-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/3740-229-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/3740-227-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/3740-225-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/3740-223-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/4020-117-0x0000000070AD0000-0x0000000070B1C000-memory.dmp

Filesize
304KB

Download
memory/4020-118-0x0000000071270000-0x00000000715C4000-memory.dmp

Filesize
3.3MB

Download
memory/4580-2-0x00000000030C0000-0x00000000039AB000-memory.dmp

Filesize
8.9MB

Download
memory/4580-135-0x0000000000400000-0x0000000000ED5000-memory.dmp

Filesize
10.8MB

Download
memory/4580-3-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/4580-93-0x0000000002CB0000-0x00000000030B3000-memory.dmp

Filesize
4.0MB

Download
memory/4580-182-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/4580-1-0x0000000002CB0000-0x00000000030B3000-memory.dmp

Filesize
4.0MB

Download
memory/4972-79-0x0000000006FE0000-0x0000000006FF1000-memory.dmp

Filesize
68KB

Download
memory/4972-80-0x0000000007030000-0x0000000007044000-memory.dmp

Filesize
80KB

Download
memory/4972-78-0x0000000006CD0000-0x0000000006D73000-memory.dmp

Filesize
652KB

Download
memory/4972-67-0x0000000070AD0000-0x0000000070B1C000-memory.dmp

Filesize
304KB

Download
memory/4972-68-0x0000000071270000-0x00000000715C4000-memory.dmp

Filesize
3.3MB

Download
memory/4972-62-0x0000000005490000-0x00000000057E4000-memory.dmp

Filesize
3.3MB

Download