dcrat | c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f

Analysis

max time kernel
52s
max time network
68s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
09-02-2025 04:55

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Size

783KB
MD5

39a2fdd9e735620442931db84dbc5d80
SHA1

5891b2f85b69d1da5818f71318190201a41b4441
SHA256

c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f
SHA512

c96df05444a24876453208de6ff0601f96781a1862d582e7cbc2ddaad8355a856fd9fae30a3ac95c88beb5c6d1622bb0d0303ee1eabc7092ba684923c73d148b
SSDEEP

12288:GqnOYxdAgpoNeF91rg5iFdr0yQ9gYx+EIpakCYJRU7Q9bWoFzqK:G+OQbpbgsFdAyQvzSqaq8q

Score

10^/10

dcrat defense_evasion infostealer persistence rat trojan

Malware Config

Signatures

DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
rat infostealer dcrat
Dcrat family
dcrat

Process spawned unexpected child process 10 IoCs

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

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2824	2800	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2776	2800	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2844	2800	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2552	2800	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1636	2800	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1568	2800	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2040	2800	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2084	2800	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2692	2800	schtasks.exe	29
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2752	2800	schtasks.exe	29

UAC bypass 3 TTPs 6 IoCs

defense_evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	smss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	smss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	smss.exe

DCRat payload 3 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

rat

resource	yara_rule
behavioral1/memory/2704-1-0x0000000001390000-0x000000000145A000-memory.dmp	dcrat
behavioral1/files/0x00050000000195a7-32.dat	dcrat
behavioral1/memory/1052-132-0x00000000009C0000-0x0000000000A8A000-memory.dmp	dcrat

Executes dropped EXE 1 IoCs

pid	Process
1052	smss.exe

Adds Run key to start application 2 TTPs 10 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Kno757D\\c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe\""	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Recovery\\31f19e42-8726-11ef-be9a-dab21757c799\\csrss.exe\""	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taskhost = "\"C:\\Windows\\System32\\SystemPropertiesHardware\\taskhost.exe\""	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsm = "\"C:\\Windows\\System32\\mfc100\\lsm.exe\""	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsm = "\"C:\\Documents and Settings\\lsm.exe\""	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\Recovery\\31f19e42-8726-11ef-be9a-dab21757c799\\smss.exe\""	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\Windows\\System32\\wuwebv\\smss.exe\""	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\Windows\\System32\\VmbusCoinstaller\\services.exe\""	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\OSPPSVC = "\"C:\\Program Files\\Common Files\\Microsoft Shared\\OfficeSoftwareProtectionPlatform\\osppobjs-spp-plugin-manifest-signed\\OSPPSVC.exe\""	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WmiPrvSE = "\"C:\\Users\\Default User\\WmiPrvSE.exe\""	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe

Checks whether UAC is enabled 1 TTPs 4 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	smss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	smss.exe

Drops file in System32 directory 16 IoCs

description	ioc	Process
File created	C:\Windows\System32\SystemPropertiesHardware\taskhost.exe	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File opened for modification	C:\Windows\System32\SystemPropertiesHardware\RCX59AA.tmp	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File opened for modification	C:\Windows\System32\mfc100\RCX5D43.tmp	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File opened for modification	C:\Windows\System32\mfc100\lsm.exe	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File opened for modification	C:\Windows\System32\wuwebv\smss.exe	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File created	C:\Windows\System32\VmbusCoinstaller\c5b4cb5e9653cce737f29f72ba880dd4c4bab27d	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File created	C:\Windows\System32\mfc100\lsm.exe	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File opened for modification	C:\Windows\System32\SystemPropertiesHardware\taskhost.exe	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File created	C:\Windows\System32\wuwebv\smss.exe	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File created	C:\Windows\System32\SystemPropertiesHardware\b75386f1303e64d8139363b71e44ac16341adf4e	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File opened for modification	C:\Windows\System32\VmbusCoinstaller\services.exe	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File created	C:\Windows\System32\wuwebv\69ddcba757bf72f7d36c464c71f42baab150b2b9	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File created	C:\Windows\System32\VmbusCoinstaller\services.exe	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File created	C:\Windows\System32\mfc100\101b941d020240259ca4912829b53995ad543df6	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File opened for modification	C:\Windows\System32\wuwebv\RCX4EEC.tmp	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File opened for modification	C:\Windows\System32\VmbusCoinstaller\RCX5796.tmp	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\osppobjs-spp-plugin-manifest-signed\OSPPSVC.exe	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File created	C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\osppobjs-spp-plugin-manifest-signed\1610b97d3ab4a74cd8ae104b51bea7bfcc5b9c6f	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\osppobjs-spp-plugin-manifest-signed\RCX61D7.tmp	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\osppobjs-spp-plugin-manifest-signed\OSPPSVC.exe	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Speech\Common\de-DE\winlogon.exe	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe

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

System Information Discovery
T1082

Modifies system certificate store 2 TTPs 2 IoCs

defense_evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	smss.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 0400000001000000100000000cd2f9e0da1773e9ed864da5e370e74e14000000010000001400000079b459e67bb6e5e40173800888c81a58f6e99b6e030000000100000014000000cabd2a79a1076a31f21d253635cb039d4329a5e80f00000001000000200000003f0411ede9c4477057d57e57883b1f205b20cdc0f3263129b1ee0269a2678f631900000001000000100000002fe1f70bb05d7c92335bc5e05b984da620000000010000006f0500003082056b30820353a0030201020211008210cfb0d240e3594463e0bb63828b00300d06092a864886f70d01010b0500304f310b300906035504061302555331293027060355040a1320496e7465726e65742053656375726974792052657365617263682047726f7570311530130603550403130c4953524720526f6f74205831301e170d3135303630343131303433385a170d3335303630343131303433385a304f310b300906035504061302555331293027060355040a1320496e7465726e65742053656375726974792052657365617263682047726f7570311530130603550403130c4953524720526f6f7420583130820222300d06092a864886f70d01010105000382020f003082020a0282020100ade82473f41437f39b9e2b57281c87bedcb7df38908c6e3ce657a078f775c2a2fef56a6ef6004f28dbde68866c4493b6b163fd14126bbf1fd2ea319b217ed1333cba48f5dd79dfb3b8ff12f1219a4bc18a8671694a66666c8f7e3c70bfad292206f3e4c0e680aee24b8fb7997e94039fd347977c99482353e838ae4f0a6f832ed149578c8074b6da2fd0388d7b0370211b75f2303cfa8faeddda63abeb164fc28e114b7ecf0be8ffb5772ef4b27b4ae04c12250c708d0329a0e15324ec13d9ee19bf10b34a8c3f89a36151deac870794f46371ec2ee26f5b9881e1895c34796c76ef3b906279e6dba49a2f26c5d010e10eded9108e16fbb7f7a8f7c7e50207988f360895e7e237960d36759efb0e72b11d9bbc03f94905d881dd05b42ad641e9ac0176950a0fd8dfd5bd121f352f28176cd298c1a80964776e4737baceac595e689d7f72d689c50641293e593edd26f524c911a75aa34c401f46a199b5a73a516e863b9e7d72a712057859ed3e5178150b038f8dd02f05b23e7b4a1c4b730512fcc6eae050137c439374b3ca74e78e1f0108d030d45b7136b407bac130305c48b7823b98a67d608aa2a32982ccbabd83041ba2830341a1d605f11bc2b6f0a87c863b46a8482a88dc769a76bf1f6aa53d198feb38f364dec82b0d0a28fff7dbe21542d422d0275de179fe18e77088ad4ee6d98b3ac6dd27516effbc64f533434f0203010001a3423040300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff301d0603551d0e0416041479b459e67bb6e5e40173800888c81a58f6e99b6e300d06092a864886f70d01010b05000382020100551f58a9bcb2a850d00cb1d81a6920272908ac61755c8a6ef882e5692fd5f6564bb9b8731059d321977ee74c71fbb2d260ad39a80bea17215685f1500e59ebcee059e9bac915ef869d8f8480f6e4e99190dc179b621b45f06695d27c6fc2ea3bef1fcfcbd6ae27f1a9b0c8aefd7d7e9afa2204ebffd97fea912b22b1170e8ff28a345b58d8fc01c954b9b826cc8a8833894c2d843c82dfee965705ba2cbbf7c4b7c74e3b82be31c822737392d1c280a43939103323824c3c9f86b255981dbe29868c229b9ee26b3b573a82704ddc09c789cb0a074d6ce85d8ec9efceabc7bbb52b4e45d64ad026cce572ca086aa595e315a1f7a4edc92c5fa5fbffac28022ebed77bbbe3717b9016d3075e46537c3707428cd3c4969cd599b52ae0951a8048ae4c3907cecc47a452952bbab8fbadd233537de51d4d6dd5a1b1c7426fe64027355ca328b7078de78d3390e7239ffb509c796c46d5b415b3966e7e9b0c963ab8522d3fd65be1fb08c284fe24a8a389daac6ae1182ab1a843615bd31fdc3b8d76f22de88d75df17336c3d53fb7bcb415fffdca2d06138e196b8ac5d8b37d775d533c09911ae9d41c1727584be0241425f67244894d19b27be073fb9b84f817451e17ab7ed9d23e2bee0d52804133c31039edd7a6c8fc60718c67fde478e3f289e0406cfa5543477bdec899be91743df5bdb5ffe8e1e57a2cd409d7e6222dade1827	smss.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 10 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2084	schtasks.exe
2752	schtasks.exe
2824	schtasks.exe
2844	schtasks.exe
2552	schtasks.exe
1636	schtasks.exe
2040	schtasks.exe
2776	schtasks.exe
1568	schtasks.exe
2692	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
1052	smss.exe
1052	smss.exe
1052	smss.exe
1052	smss.exe
1052	smss.exe
1052	smss.exe
1052	smss.exe
1052	smss.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Token: SeDebugPrivilege	1052	smss.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2704 wrote to memory of 1500	2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe	40
PID 2704 wrote to memory of 1500	2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe	40
PID 2704 wrote to memory of 1500	2704	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe	40
PID 1500 wrote to memory of 2068	1500	cmd.exe	42
PID 1500 wrote to memory of 2068	1500	cmd.exe	42
PID 1500 wrote to memory of 2068	1500	cmd.exe	42
PID 1500 wrote to memory of 1052	1500	cmd.exe	43
PID 1500 wrote to memory of 1052	1500	cmd.exe	43
PID 1500 wrote to memory of 1052	1500	cmd.exe	43

System policy modification 1 TTPs 6 IoCs

defense_evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	smss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	smss.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	smss.exe

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

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe
"C:\Users\Admin\AppData\Local\Temp\c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe"
1⤵
- UAC bypass
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2704
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\rXFtrdVeRc.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1500
- - C:\Windows\system32\w32tm.exe
    w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
    3⤵
    PID:2068
- - C:\Windows\System32\wuwebv\smss.exe
    "C:\Windows\System32\wuwebv\smss.exe"
    3⤵
    - UAC bypass
    - Executes dropped EXE
    - Checks whether UAC is enabled
    - Modifies system certificate store
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - System policy modification
    PID:1052

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\Windows\System32\wuwebv\smss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2776

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f" /sc ONLOGON /tr "'C:\Users\Admin\AppData\Local\Temp\Kno757D\c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2824

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Recovery\31f19e42-8726-11ef-be9a-dab21757c799\csrss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2844

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Windows\System32\VmbusCoinstaller\services.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2552

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhost" /sc ONLOGON /tr "'C:\Windows\System32\SystemPropertiesHardware\taskhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1636

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsm" /sc ONLOGON /tr "'C:\Windows\System32\mfc100\lsm.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1568

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsm" /sc ONLOGON /tr "'C:\Documents and Settings\lsm.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2040

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OSPPSVC" /sc ONLOGON /tr "'C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\osppobjs-spp-plugin-manifest-signed\OSPPSVC.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2084

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\Recovery\31f19e42-8726-11ef-be9a-dab21757c799\smss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2692

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "WmiPrvSE" /sc ONLOGON /tr "'C:\Users\Default User\WmiPrvSE.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\rXFtrdVeRc.bat

Filesize
199B

MD5
32be0ea90da9b28c6711f09ab577c21b

SHA1
1298486a72acacd9bb36f92ad0c339d8140b7693

SHA256
9cfe4fa4b7a6bbc0aa1e048e36da5fdcbec1b0de93e396724b9ad01f0b0c8a7b

SHA512
3d3f6dc39168793fb09b60366499b8557cc2650bfb611764ee26e9bcbb5af55a8497e944067cf55518984994fca1e4547c43e9d643a8514883d6f50ef87262ca

Download Submit
C:\Windows\System32\SystemPropertiesHardware\taskhost.exe

Filesize
783KB

MD5
39a2fdd9e735620442931db84dbc5d80

SHA1
5891b2f85b69d1da5818f71318190201a41b4441

SHA256
c0380ef3862562bca9ab4a8442fb19b5886e3688cdaef858feb9277ad893351f

SHA512
c96df05444a24876453208de6ff0601f96781a1862d582e7cbc2ddaad8355a856fd9fae30a3ac95c88beb5c6d1622bb0d0303ee1eabc7092ba684923c73d148b

Download Submit
memory/1052-132-0x00000000009C0000-0x0000000000A8A000-memory.dmp

Filesize
808KB

Download
memory/2704-13-0x00000000003B0000-0x00000000003B8000-memory.dmp

Filesize
32KB

Download
memory/2704-21-0x00000000003E0000-0x00000000003EC000-memory.dmp

Filesize
48KB

Download
memory/2704-9-0x0000000000320000-0x000000000032A000-memory.dmp

Filesize
40KB

Download
memory/2704-12-0x0000000000310000-0x0000000000318000-memory.dmp

Filesize
32KB

Download
memory/2704-10-0x0000000000300000-0x0000000000308000-memory.dmp

Filesize
32KB

Download
memory/2704-17-0x00000000003A0000-0x00000000003A8000-memory.dmp

Filesize
32KB

Download
memory/2704-22-0x0000000000360000-0x0000000000368000-memory.dmp

Filesize
32KB

Download
memory/2704-8-0x0000000000380000-0x000000000038A000-memory.dmp

Filesize
40KB

Download
memory/2704-20-0x00000000006E0000-0x00000000006E8000-memory.dmp

Filesize
32KB

Download
memory/2704-7-0x0000000000350000-0x000000000035C000-memory.dmp

Filesize
48KB

Download
memory/2704-18-0x00000000003D0000-0x00000000003D8000-memory.dmp

Filesize
32KB

Download
memory/2704-25-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/2704-16-0x00000000003C0000-0x00000000003C8000-memory.dmp

Filesize
32KB

Download
memory/2704-15-0x0000000000390000-0x0000000000398000-memory.dmp

Filesize
32KB

Download
memory/2704-14-0x0000000000340000-0x0000000000348000-memory.dmp

Filesize
32KB

Download
memory/2704-0-0x000007FEF5163000-0x000007FEF5164000-memory.dmp

Filesize
4KB

Download
memory/2704-11-0x0000000000370000-0x0000000000378000-memory.dmp

Filesize
32KB

Download
memory/2704-5-0x00000000002E0000-0x00000000002F0000-memory.dmp

Filesize
64KB

Download
memory/2704-19-0x00000000006A0000-0x00000000006A8000-memory.dmp

Filesize
32KB

Download
memory/2704-6-0x00000000002F0000-0x00000000002F8000-memory.dmp

Filesize
32KB

Download
memory/2704-4-0x00000000002D0000-0x00000000002D8000-memory.dmp

Filesize
32KB

Download
memory/2704-3-0x00000000002C0000-0x00000000002C8000-memory.dmp

Filesize
32KB

Download
memory/2704-34-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/2704-35-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/2704-38-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/2704-41-0x000007FEF5163000-0x000007FEF5164000-memory.dmp

Filesize
4KB

Download
memory/2704-44-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/2704-45-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/2704-50-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/2704-51-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/2704-52-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/2704-2-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/2704-129-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/2704-1-0x0000000001390000-0x000000000145A000-memory.dmp

Filesize
808KB

Download