dcrat | 286acc4048494eecfb642fa7c95f459551c0fa3f7d2d117c8792cb6a1b3ab33d

Analysis

max time kernel
151s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
19-01-2023 04:06

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General

Target

3d454a64e7f14ab734752a9414f8cbd0.exe
Size

2.5MB
MD5

3d454a64e7f14ab734752a9414f8cbd0
SHA1

a239dccbba74d4d17fae19552e122043f9501b2d
SHA256

286acc4048494eecfb642fa7c95f459551c0fa3f7d2d117c8792cb6a1b3ab33d
SHA512

4cfb9e4005fd18c3d9b0805c64fd34627c7090e8945fd7aa8fc0ba91babe6840a660245547b8971467416c629ad28e4362298520dbe9efdb734c310ff3ed0f77
SSDEEP

49152:iSg8kOqBMdDhtQM4I+MkmJm9LcBwQYdXQ4J:9fkOqGhhtn9+nmJm9LcBCXvJ

Score

10^/10

dcrat infostealer persistence rat

Malware Config

Signatures

DcRat 38 IoCs

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

rat infostealer dcrat

Processes:

schtasks.exeschtasks.exe3d454a64e7f14ab734752a9414f8cbd0.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exe

pid	process
1760	schtasks.exe
4788	schtasks.exe
File created	C:\Windows\Registration\CRMLog\27d1bcfc3c54e0	3d454a64e7f14ab734752a9414f8cbd0.exe
2120	schtasks.exe
1816	schtasks.exe
3860	schtasks.exe
1872	schtasks.exe
1696	schtasks.exe
1512	schtasks.exe
1276	schtasks.exe
3896	schtasks.exe
4412	schtasks.exe
2696	schtasks.exe
2192	schtasks.exe
4156	schtasks.exe
4184	schtasks.exe
2668	schtasks.exe
2852	schtasks.exe
4328	schtasks.exe
5100	schtasks.exe
4732	schtasks.exe
2196	schtasks.exe
4268	schtasks.exe
3440	schtasks.exe
3856	schtasks.exe
3628	schtasks.exe
File created	C:\Windows\Registration\CRMLog\System.exe	3d454a64e7f14ab734752a9414f8cbd0.exe
3104	schtasks.exe
1620	schtasks.exe
3192	schtasks.exe
3060	schtasks.exe
3436	schtasks.exe
4004	schtasks.exe
2152	schtasks.exe
2536	schtasks.exe
4336	schtasks.exe
2524	schtasks.exe
1972	schtasks.exe

Modifies WinLogon for persistence 2 TTPs 12 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

3d454a64e7f14ab734752a9414f8cbd0.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\Registration\\CRMLog\\System.exe\", \"C:\\Program Files\\Windows Photo Viewer\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\lsass.exe\", \"C:\\odt\\SppExtComObj.exe\", \"C:\\odt\\sihost.exe\", \"C:\\Users\\All Users\\spoolsv.exe\", \"C:\\odt\\spoolsv.exe\", \"C:\\odt\\taskhostw.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\Registration\\CRMLog\\System.exe\", \"C:\\Program Files\\Windows Photo Viewer\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\lsass.exe\", \"C:\\odt\\SppExtComObj.exe\", \"C:\\odt\\sihost.exe\", \"C:\\Users\\All Users\\spoolsv.exe\", \"C:\\odt\\spoolsv.exe\", \"C:\\odt\\taskhostw.exe\", \"C:\\odt\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\WmiPrvSE.exe\", \"C:\\odt\\wininit.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\Registration\\CRMLog\\System.exe\", \"C:\\Program Files\\Windows Photo Viewer\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\lsass.exe\", \"C:\\odt\\SppExtComObj.exe\", \"C:\\odt\\sihost.exe\", \"C:\\Users\\All Users\\spoolsv.exe\", \"C:\\odt\\spoolsv.exe\", \"C:\\odt\\taskhostw.exe\", \"C:\\odt\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\WmiPrvSE.exe\", \"C:\\odt\\wininit.exe\", \"C:\\Users\\Admin\\Saved Games\\services.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\Registration\\CRMLog\\System.exe\", \"C:\\Program Files\\Windows Photo Viewer\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\lsass.exe\", \"C:\\odt\\SppExtComObj.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\Registration\\CRMLog\\System.exe\", \"C:\\Program Files\\Windows Photo Viewer\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\lsass.exe\", \"C:\\odt\\SppExtComObj.exe\", \"C:\\odt\\sihost.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\Registration\\CRMLog\\System.exe\", \"C:\\Program Files\\Windows Photo Viewer\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\lsass.exe\", \"C:\\odt\\SppExtComObj.exe\", \"C:\\odt\\sihost.exe\", \"C:\\Users\\All Users\\spoolsv.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\Registration\\CRMLog\\System.exe\", \"C:\\Program Files\\Windows Photo Viewer\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\lsass.exe\", \"C:\\odt\\SppExtComObj.exe\", \"C:\\odt\\sihost.exe\", \"C:\\Users\\All Users\\spoolsv.exe\", \"C:\\odt\\spoolsv.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\Registration\\CRMLog\\System.exe\", \"C:\\Program Files\\Windows Photo Viewer\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\lsass.exe\", \"C:\\odt\\SppExtComObj.exe\", \"C:\\odt\\sihost.exe\", \"C:\\Users\\All Users\\spoolsv.exe\", \"C:\\odt\\spoolsv.exe\", \"C:\\odt\\taskhostw.exe\", \"C:\\odt\\csrss.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\Registration\\CRMLog\\System.exe\", \"C:\\Program Files\\Windows Photo Viewer\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\lsass.exe\", \"C:\\odt\\SppExtComObj.exe\", \"C:\\odt\\sihost.exe\", \"C:\\Users\\All Users\\spoolsv.exe\", \"C:\\odt\\spoolsv.exe\", \"C:\\odt\\taskhostw.exe\", \"C:\\odt\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\WmiPrvSE.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\Registration\\CRMLog\\System.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\Registration\\CRMLog\\System.exe\", \"C:\\Program Files\\Windows Photo Viewer\\csrss.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Windows\\Registration\\CRMLog\\System.exe\", \"C:\\Program Files\\Windows Photo Viewer\\csrss.exe\", \"C:\\Recovery\\WindowsRE\\lsass.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe

Process spawned unexpected child process 36 IoCs

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

Processes:

schtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exeschtasks.exe

description	pid	pid_target	process
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4184	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2152	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1696	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4336	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3104	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2668	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1512	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2120	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1816	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1620	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1276	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4268	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2852	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3860	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3060	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3440	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3192	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3436	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4328	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3896	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3856	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4412	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5100	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2524	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2536	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2696	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1972	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4004	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2192	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4156	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4732	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1872	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2196	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1760	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3628	1260	schtasks.exe
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4788	1260	schtasks.exe

DCRat payload 4 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

rat

Processes:

resource	yara_rule
behavioral2/memory/4476-132-0x0000000000D20000-0x0000000000FAE000-memory.dmp	dcrat
C:\Program Files\Windows Photo Viewer\csrss.exe	dcrat
C:\Program Files\Windows Photo Viewer\csrss.exe	dcrat
behavioral2/memory/1944-163-0x0000000000FE0000-0x000000000126E000-memory.dmp	dcrat

Executes dropped EXE 1 IoCs

Processes:

csrss.exe

pid process

1944 csrss.exe

pid	process
1944	csrss.exe

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

3d454a64e7f14ab734752a9414f8cbd0.execsrss.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	3d454a64e7f14ab734752a9414f8cbd0.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	csrss.exe

Adds Run key to start application 2 TTPs 24 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

3d454a64e7f14ab734752a9414f8cbd0.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System = "\"C:\\Windows\\Registration\\CRMLog\\System.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Program Files\\Windows Photo Viewer\\csrss.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SppExtComObj = "\"C:\\odt\\SppExtComObj.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\spoolsv = "\"C:\\odt\\spoolsv.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System = "\"C:\\Windows\\Registration\\CRMLog\\System.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SppExtComObj = "\"C:\\odt\\SppExtComObj.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sihost = "\"C:\\odt\\sihost.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taskhostw = "\"C:\\odt\\taskhostw.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\odt\\wininit.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\Users\\Admin\\Saved Games\\services.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\odt\\wininit.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sihost = "\"C:\\odt\\sihost.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\spoolsv = "\"C:\\Users\\All Users\\spoolsv.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\spoolsv = "\"C:\\odt\\spoolsv.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taskhostw = "\"C:\\odt\\taskhostw.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\odt\\csrss.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\odt\\csrss.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WmiPrvSE = "\"C:\\Recovery\\WindowsRE\\WmiPrvSE.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Program Files\\Windows Photo Viewer\\csrss.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Recovery\\WindowsRE\\lsass.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Recovery\\WindowsRE\\lsass.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\spoolsv = "\"C:\\Users\\All Users\\spoolsv.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WmiPrvSE = "\"C:\\Recovery\\WindowsRE\\WmiPrvSE.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\Users\\Admin\\Saved Games\\services.exe\""	3d454a64e7f14ab734752a9414f8cbd0.exe

Drops file in Program Files directory 5 IoCs

Processes:

3d454a64e7f14ab734752a9414f8cbd0.exe

description	ioc	process
File opened for modification	C:\Program Files\Windows Photo Viewer\csrss.exe	3d454a64e7f14ab734752a9414f8cbd0.exe
File created	C:\Program Files\Windows Photo Viewer\csrss.exe	3d454a64e7f14ab734752a9414f8cbd0.exe
File created	C:\Program Files\Windows Photo Viewer\886983d96e3d3e	3d454a64e7f14ab734752a9414f8cbd0.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\RCXA7B2.tmp	3d454a64e7f14ab734752a9414f8cbd0.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\RCXAC86.tmp	3d454a64e7f14ab734752a9414f8cbd0.exe

Drops file in Windows directory 5 IoCs

Processes:

3d454a64e7f14ab734752a9414f8cbd0.exe

description	ioc	process
File created	C:\Windows\Registration\CRMLog\System.exe	3d454a64e7f14ab734752a9414f8cbd0.exe
File opened for modification	C:\Windows\Registration\CRMLog\System.exe	3d454a64e7f14ab734752a9414f8cbd0.exe
File created	C:\Windows\Registration\CRMLog\27d1bcfc3c54e0	3d454a64e7f14ab734752a9414f8cbd0.exe
File opened for modification	C:\Windows\Registration\CRMLog\RCX988D.tmp	3d454a64e7f14ab734752a9414f8cbd0.exe
File opened for modification	C:\Windows\Registration\CRMLog\RCX9BF9.tmp	3d454a64e7f14ab734752a9414f8cbd0.exe

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 36 IoCs

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

persistence

Scheduled Task

T1053

Processes:

pid	process
2536	schtasks.exe
2192	schtasks.exe
1512	schtasks.exe
3440	schtasks.exe
4328	schtasks.exe
3896	schtasks.exe
1620	schtasks.exe
2696	schtasks.exe
1816	schtasks.exe
1276	schtasks.exe
3060	schtasks.exe
3856	schtasks.exe
4184	schtasks.exe
4336	schtasks.exe
3104	schtasks.exe
2120	schtasks.exe
1760	schtasks.exe
2152	schtasks.exe
4156	schtasks.exe
3628	schtasks.exe
4788	schtasks.exe
1696	schtasks.exe
4412	schtasks.exe
4732	schtasks.exe
2196	schtasks.exe
3192	schtasks.exe
4004	schtasks.exe
2668	schtasks.exe
2852	schtasks.exe
3860	schtasks.exe
1872	schtasks.exe
1972	schtasks.exe
4268	schtasks.exe
3436	schtasks.exe
5100	schtasks.exe
2524	schtasks.exe

Modifies registry class 2 IoCs

Processes:

3d454a64e7f14ab734752a9414f8cbd0.execsrss.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	3d454a64e7f14ab734752a9414f8cbd0.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings	csrss.exe

Suspicious behavior: EnumeratesProcesses 56 IoCs

Processes:

3d454a64e7f14ab734752a9414f8cbd0.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exe

pid	process
4476	3d454a64e7f14ab734752a9414f8cbd0.exe
4476	3d454a64e7f14ab734752a9414f8cbd0.exe
4476	3d454a64e7f14ab734752a9414f8cbd0.exe
4476	3d454a64e7f14ab734752a9414f8cbd0.exe
4476	3d454a64e7f14ab734752a9414f8cbd0.exe
4476	3d454a64e7f14ab734752a9414f8cbd0.exe
4476	3d454a64e7f14ab734752a9414f8cbd0.exe
4476	3d454a64e7f14ab734752a9414f8cbd0.exe
4476	3d454a64e7f14ab734752a9414f8cbd0.exe
5080	powershell.exe
5080	powershell.exe
2756	powershell.exe
2756	powershell.exe
4632	powershell.exe
4632	powershell.exe
4592	powershell.exe
4592	powershell.exe
4228	powershell.exe
4228	powershell.exe
4880	powershell.exe
4880	powershell.exe
4708	powershell.exe
4708	powershell.exe
3596	powershell.exe
3596	powershell.exe
3048	powershell.exe
3048	powershell.exe
60	powershell.exe
60	powershell.exe
1696	powershell.exe
1696	powershell.exe
5080	powershell.exe
5080	powershell.exe
4592	powershell.exe
4592	powershell.exe
2756	powershell.exe
2756	powershell.exe
4632	powershell.exe
4632	powershell.exe
4228	powershell.exe
3596	powershell.exe
4880	powershell.exe
4708	powershell.exe
60	powershell.exe
3048	powershell.exe
1696	powershell.exe
1944	csrss.exe
1944	csrss.exe
1944	csrss.exe
1944	csrss.exe
1944	csrss.exe
1944	csrss.exe
1944	csrss.exe
1944	csrss.exe
1944	csrss.exe
1944	csrss.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

csrss.exe

pid process

1944 csrss.exe

pid	process
1944	csrss.exe

Suspicious use of AdjustPrivilegeToken 13 IoCs

Processes:

3d454a64e7f14ab734752a9414f8cbd0.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	4476	3d454a64e7f14ab734752a9414f8cbd0.exe
Token: SeDebugPrivilege	5080	powershell.exe
Token: SeDebugPrivilege	2756	powershell.exe
Token: SeDebugPrivilege	4632	powershell.exe
Token: SeDebugPrivilege	4592	powershell.exe
Token: SeDebugPrivilege	4228	powershell.exe
Token: SeDebugPrivilege	4880	powershell.exe
Token: SeDebugPrivilege	4708	powershell.exe
Token: SeDebugPrivilege	3596	powershell.exe
Token: SeDebugPrivilege	3048	powershell.exe
Token: SeDebugPrivilege	60	powershell.exe
Token: SeDebugPrivilege	1696	powershell.exe
Token: SeDebugPrivilege	1944	csrss.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

3d454a64e7f14ab734752a9414f8cbd0.execsrss.exe

description	pid	process	target process
PID 4476 wrote to memory of 5080	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 5080	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 4632	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 4632	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 4880	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 4880	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 2756	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 2756	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 4228	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 4228	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 4708	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 4708	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 4592	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 4592	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 3596	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 3596	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 3048	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 3048	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 60	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 60	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 3168	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 3168	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 1696	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 1696	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	powershell.exe
PID 4476 wrote to memory of 1944	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	csrss.exe
PID 4476 wrote to memory of 1944	4476	3d454a64e7f14ab734752a9414f8cbd0.exe	csrss.exe
PID 1944 wrote to memory of 4232	1944	csrss.exe	WScript.exe
PID 1944 wrote to memory of 4232	1944	csrss.exe	WScript.exe
PID 1944 wrote to memory of 3036	1944	csrss.exe	WScript.exe
PID 1944 wrote to memory of 3036	1944	csrss.exe	WScript.exe

C:\Users\Admin\AppData\Local\Temp\3d454a64e7f14ab734752a9414f8cbd0.exe
"C:\Users\Admin\AppData\Local\Temp\3d454a64e7f14ab734752a9414f8cbd0.exe"
1⤵
- DcRat
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4476

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:/'
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5080

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:/Documents and Settings/'
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4880

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:/$Recycle.Bin/'
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4632

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:/PerfLogs/'
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4228

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:/Program Files/'
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4708

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:/Program Files (x86)/'
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4592

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:/odt/'
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2756

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:/ProgramData/'
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3596

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:/Recovery/'
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3048

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:/System Volume Information/'
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:60

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:/Users/'
2⤵
PID:3168

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:/Windows/'
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1696

C:\Program Files\Windows Photo Viewer\csrss.exe
"C:\Program Files\Windows Photo Viewer\csrss.exe"
2⤵
- Executes dropped EXE
- Checks computer location settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1944

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\08d753b6-7335-4895-b6d7-e34190c54518.vbs"
3⤵
PID:4232

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\26a721e9-d492-4675-abaa-88a2629d1e8b.vbs"
3⤵
PID:3036

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 9 /tr "'C:\Windows\Registration\CRMLog\System.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4184

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Windows\Registration\CRMLog\System.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2152

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 6 /tr "'C:\Windows\Registration\CRMLog\System.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1696

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 14 /tr "'C:\Program Files\Windows Photo Viewer\csrss.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4336

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Program Files\Windows Photo Viewer\csrss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3104

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 8 /tr "'C:\Program Files\Windows Photo Viewer\csrss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2668

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 6 /tr "'C:\Recovery\WindowsRE\lsass.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1512

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\lsass.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2120

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 13 /tr "'C:\Recovery\WindowsRE\lsass.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1816

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 12 /tr "'C:\odt\SppExtComObj.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1620

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SppExtComObj" /sc ONLOGON /tr "'C:\odt\SppExtComObj.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1276

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 13 /tr "'C:\odt\SppExtComObj.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4268

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 9 /tr "'C:\odt\sihost.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2852

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihost" /sc ONLOGON /tr "'C:\odt\sihost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3860

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 11 /tr "'C:\odt\sihost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3060

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 11 /tr "'C:\Users\All Users\spoolsv.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3440

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsv" /sc ONLOGON /tr "'C:\Users\All Users\spoolsv.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3192

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 13 /tr "'C:\Users\All Users\spoolsv.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3436

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 11 /tr "'C:\odt\spoolsv.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4328

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsv" /sc ONLOGON /tr "'C:\odt\spoolsv.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3896

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 10 /tr "'C:\odt\spoolsv.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3856

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostwt" /sc MINUTE /mo 9 /tr "'C:\odt\taskhostw.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4412

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostw" /sc ONLOGON /tr "'C:\odt\taskhostw.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:5100

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostwt" /sc MINUTE /mo 5 /tr "'C:\odt\taskhostw.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2524

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 9 /tr "'C:\odt\csrss.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2536

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\odt\csrss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2696

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 11 /tr "'C:\odt\csrss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1972

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "WmiPrvSEW" /sc MINUTE /mo 10 /tr "'C:\Recovery\WindowsRE\WmiPrvSE.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4004

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "WmiPrvSE" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\WmiPrvSE.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2192

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "WmiPrvSEW" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\WmiPrvSE.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4156

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 5 /tr "'C:\odt\wininit.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4732

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\odt\wininit.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1872

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 6 /tr "'C:\odt\wininit.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2196

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 10 /tr "'C:\Users\Admin\Saved Games\services.exe'" /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1760

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Users\Admin\Saved Games\services.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3628

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 13 /tr "'C:\Users\Admin\Saved Games\services.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4788

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Winlogon Helper DLL

T1004

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files\Windows Photo Viewer\csrss.exe
Filesize
2.5MB

MD5
78ffb5e93e36f6a32bdba7a188d17cec

SHA1
8d2bbb42bfcd1172b3c34ac8cd102772acad0dc5

SHA256
b7aa42acc94bd6031b13c09c0543ba746e0bcfb6277273fdcf20f76c01d201a1

SHA512
d05f23e09550cee48d7711133cfe63bb6af4089b66197f6bd7743db04bc88f1267593fb4d52ae182a65aa7c92f80c1cf287fd730c07135ada8fb61ab00ab03e5

Download Submit
C:\Program Files\Windows Photo Viewer\csrss.exe
Filesize
2.5MB

MD5
78ffb5e93e36f6a32bdba7a188d17cec

SHA1
8d2bbb42bfcd1172b3c34ac8cd102772acad0dc5

SHA256
b7aa42acc94bd6031b13c09c0543ba746e0bcfb6277273fdcf20f76c01d201a1

SHA512
d05f23e09550cee48d7711133cfe63bb6af4089b66197f6bd7743db04bc88f1267593fb4d52ae182a65aa7c92f80c1cf287fd730c07135ada8fb61ab00ab03e5

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
3a6bad9528f8e23fb5c77fbd81fa28e8

SHA1
f127317c3bc6407f536c0f0600dcbcf1aabfba36

SHA256
986366767de5873f1b170a63f2a33ce05132d1afd90c8f5017afbca8ef1beb05

SHA512
846002154a0ece6f3e9feda6f115d3161dc21b3789525dd62ae1d9188495171293efdbe7be4710666dd8a15e66b557315b5a02918a741ed1d5f3ff0c515b98e2

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
3a6bad9528f8e23fb5c77fbd81fa28e8

SHA1
f127317c3bc6407f536c0f0600dcbcf1aabfba36

SHA256
986366767de5873f1b170a63f2a33ce05132d1afd90c8f5017afbca8ef1beb05

SHA512
846002154a0ece6f3e9feda6f115d3161dc21b3789525dd62ae1d9188495171293efdbe7be4710666dd8a15e66b557315b5a02918a741ed1d5f3ff0c515b98e2

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
3a6bad9528f8e23fb5c77fbd81fa28e8

SHA1
f127317c3bc6407f536c0f0600dcbcf1aabfba36

SHA256
986366767de5873f1b170a63f2a33ce05132d1afd90c8f5017afbca8ef1beb05

SHA512
846002154a0ece6f3e9feda6f115d3161dc21b3789525dd62ae1d9188495171293efdbe7be4710666dd8a15e66b557315b5a02918a741ed1d5f3ff0c515b98e2

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
5f0ddc7f3691c81ee14d17b419ba220d

SHA1
f0ef5fde8bab9d17c0b47137e014c91be888ee53

SHA256
a31805264b8b13ce4145f272cb2830728c186c46e314b48514d636866217add5

SHA512
2ce7c2a0833f581297c13dd88ccfcd36bf129d2b5d7718c52b1d67c97cbd8fc93abc085a040229a0fd712e880c690de7f6b996b0b47c46a091fabb7931be58d3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
5f0ddc7f3691c81ee14d17b419ba220d

SHA1
f0ef5fde8bab9d17c0b47137e014c91be888ee53

SHA256
a31805264b8b13ce4145f272cb2830728c186c46e314b48514d636866217add5

SHA512
2ce7c2a0833f581297c13dd88ccfcd36bf129d2b5d7718c52b1d67c97cbd8fc93abc085a040229a0fd712e880c690de7f6b996b0b47c46a091fabb7931be58d3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
5f0ddc7f3691c81ee14d17b419ba220d

SHA1
f0ef5fde8bab9d17c0b47137e014c91be888ee53

SHA256
a31805264b8b13ce4145f272cb2830728c186c46e314b48514d636866217add5

SHA512
2ce7c2a0833f581297c13dd88ccfcd36bf129d2b5d7718c52b1d67c97cbd8fc93abc085a040229a0fd712e880c690de7f6b996b0b47c46a091fabb7931be58d3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
5f0ddc7f3691c81ee14d17b419ba220d

SHA1
f0ef5fde8bab9d17c0b47137e014c91be888ee53

SHA256
a31805264b8b13ce4145f272cb2830728c186c46e314b48514d636866217add5

SHA512
2ce7c2a0833f581297c13dd88ccfcd36bf129d2b5d7718c52b1d67c97cbd8fc93abc085a040229a0fd712e880c690de7f6b996b0b47c46a091fabb7931be58d3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
5f0ddc7f3691c81ee14d17b419ba220d

SHA1
f0ef5fde8bab9d17c0b47137e014c91be888ee53

SHA256
a31805264b8b13ce4145f272cb2830728c186c46e314b48514d636866217add5

SHA512
2ce7c2a0833f581297c13dd88ccfcd36bf129d2b5d7718c52b1d67c97cbd8fc93abc085a040229a0fd712e880c690de7f6b996b0b47c46a091fabb7931be58d3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
3a6bad9528f8e23fb5c77fbd81fa28e8

SHA1
f127317c3bc6407f536c0f0600dcbcf1aabfba36

SHA256
986366767de5873f1b170a63f2a33ce05132d1afd90c8f5017afbca8ef1beb05

SHA512
846002154a0ece6f3e9feda6f115d3161dc21b3789525dd62ae1d9188495171293efdbe7be4710666dd8a15e66b557315b5a02918a741ed1d5f3ff0c515b98e2

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
3a6bad9528f8e23fb5c77fbd81fa28e8

SHA1
f127317c3bc6407f536c0f0600dcbcf1aabfba36

SHA256
986366767de5873f1b170a63f2a33ce05132d1afd90c8f5017afbca8ef1beb05

SHA512
846002154a0ece6f3e9feda6f115d3161dc21b3789525dd62ae1d9188495171293efdbe7be4710666dd8a15e66b557315b5a02918a741ed1d5f3ff0c515b98e2

Download Submit
C:\Users\Admin\AppData\Local\Temp\08d753b6-7335-4895-b6d7-e34190c54518.vbs
Filesize
723B

MD5
3df076e507aa83c232d4aafa89e3bd16

SHA1
c6d519736685cc6601c44f79826fdd5a76f29fba

SHA256
f4eabb91768744fce2c33ac4f62cb3251930184826217f3e18ae822b16503a10

SHA512
a2d47714da3229ceba6b404abb725ac184ee9b90fa75c2467f5fa70078cd65d2790d6da92fff73ef343382a10590eb1e0d8524bc4ebb0829831a77def1f1fb40

Download Submit
C:\Users\Admin\AppData\Local\Temp\26a721e9-d492-4675-abaa-88a2629d1e8b.vbs
Filesize
499B

MD5
dcadcccdc5c1b6dc13383adf20ca0c99

SHA1
124927dfe44e571ffb4b4acf502d15bdedc1aa8e

SHA256
a7beb971ec2be423545a46133459fd6ec429a0686d0d870ca4d30c2b3ede08d4

SHA512
63c558f88fac0eebb1b0ba8cb51d0a33feec390b9523b5544b1455a83d3617b12cc81b430d814a56af81a0f6fcd7f37d33313d73ec28411ae9fdaa24b22b7218

Download Submit
memory/60-183-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/60-146-0x0000000000000000-mapping.dmp

Download
memory/60-162-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/1696-148-0x0000000000000000-mapping.dmp

Download
memory/1696-185-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/1696-164-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/1944-193-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/1944-163-0x0000000000FE0000-0x000000000126E000-memory.dmp

Filesize
2.6MB

Download
memory/1944-158-0x0000000000000000-mapping.dmp

Download
memory/1944-175-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/2756-170-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/2756-140-0x0000000000000000-mapping.dmp

Download
memory/2756-153-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/3036-191-0x0000000000000000-mapping.dmp

Download
memory/3048-159-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/3048-145-0x0000000000000000-mapping.dmp

Download
memory/3048-187-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/3168-147-0x0000000000000000-mapping.dmp

Download
memory/3596-181-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/3596-157-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/3596-144-0x0000000000000000-mapping.dmp

Download
memory/4228-141-0x0000000000000000-mapping.dmp

Download
memory/4228-177-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/4228-156-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/4232-189-0x0000000000000000-mapping.dmp

Download
memory/4476-165-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/4476-132-0x0000000000D20000-0x0000000000FAE000-memory.dmp

Filesize
2.6MB

Download
memory/4476-134-0x00000000032D0000-0x0000000003320000-memory.dmp

Filesize
320KB

Download
memory/4476-133-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/4476-135-0x000000001D840000-0x000000001DD68000-memory.dmp

Filesize
5.2MB

Download
memory/4476-136-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/4592-143-0x0000000000000000-mapping.dmp

Download
memory/4592-171-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/4592-149-0x000001BE60470000-0x000001BE60492000-memory.dmp

Filesize
136KB

Download
memory/4592-154-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/4632-138-0x0000000000000000-mapping.dmp

Download
memory/4632-173-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/4632-151-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/4708-142-0x0000000000000000-mapping.dmp

Download
memory/4708-188-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/4708-155-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/4880-139-0x0000000000000000-mapping.dmp

Download
memory/4880-180-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/4880-152-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/5080-172-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download
memory/5080-137-0x0000000000000000-mapping.dmp

Download
memory/5080-150-0x00007FFCFF2D0000-0x00007FFCFFD91000-memory.dmp

Filesize
10.8MB

Download