darkcomet | c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff

Analysis

max time kernel
161s
max time network
179s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
03-12-2022 05:15

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General

Target

c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Size

377KB
MD5

a1f0d356df081f4cde159183f402ee93
SHA1

3c71aedd2eda2d572fd0cb575fa13e7e74b6cefd
SHA256

c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff
SHA512

47442e3b227fde91498ac2096d6eda15b65817c0a9cd192cf787eccadd67973e87c1d8d9b47812e812e03ec74548b998173f25fc255fb8c97631ac5cbd70a833
SSDEEP

6144:GxL3BJrfJXTGhbR1OJguwMNNvyGAcE0njDs9Eoej+4+bnjb3PZAizgk9:urTfkNF3aNvyGAhE09yKdjjDZxp

Score

10^/10

darkcomet hf evasion persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

safethinking.zapto.org:1604

Mutex

DC_MUTEX-F0NJMAE

Attributes

InstallPath
MSDCSC\svchost.exe
gencode
JGGiVLcb5Yzq
install
true
offline_keylogger
true
persistence
true
reg_key
svchost

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\svchost.exe"	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe

Modifies firewall policy service 2 TTPs 3 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

svchost.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	svchost.exe

Modifies security service 2 TTPs 1 IoCs
evasion

Modify Registry
T1112

Modify Existing Service
T1031

Processes:

svchost.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4"	svchost.exe

Windows security bypass 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	svchost.exe

Disables RegEdit via registry modification 1 IoCs

evasion

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	svchost.exe

Executes dropped EXE 2 IoCs

Processes:

svchost.exesvchost.exe

pid process

1072 svchost.exe
3856 svchost.exe
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exeattrib.exe

pid process

2564 attrib.exe
2684 attrib.exe

pid	process
1072	svchost.exe
3856	svchost.exe

pid	process
2564	attrib.exe
2684	attrib.exe

UPX packed file 11 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/1544-134-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral2/memory/1544-135-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral2/memory/1544-136-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral2/memory/1544-137-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral2/memory/1544-138-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral2/memory/1544-147-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral2/memory/3856-152-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral2/memory/3856-153-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral2/memory/3856-155-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral2/memory/3856-156-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral2/memory/3856-157-0x0000000000400000-0x00000000004C7000-memory.dmp	upx

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	svchost.exe

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exec76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exesvchost.exesvchost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\help = "C:\\Users\\Admin\\AppData\\Roaming\\InstallDir\\help.exe"	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\help = "C:\\Users\\Admin\\AppData\\Roaming\\InstallDir\\help.exe"	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\svchost.exe"	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\help = "C:\\Users\\Admin\\AppData\\Roaming\\InstallDir\\help.exe"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\help = "C:\\Users\\Admin\\AppData\\Roaming\\InstallDir\\help.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\svchost.exe"	svchost.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exesvchost.exe

description	pid	process	target process
PID 4076 set thread context of 3080	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	iexplore.exe
PID 4076 set thread context of 1544	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 1072 set thread context of 4912	1072	svchost.exe	iexplore.exe
PID 1072 set thread context of 3856	1072	svchost.exe	svchost.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 33 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXEIEXPLORE.EXEiexplore.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{B57FA82D-7527-11ED-BF5F-D2F35ABB710A} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2373761779"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2581418253"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31000884"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31000884"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377069899"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31000884"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2581418253"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2373761779"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31000884"	IEXPLORE.EXE

Modifies registry class 1 IoCs

Processes:

c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exesvchost.exe

pid	process
4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
1072	svchost.exe
1072	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

svchost.exe

pid process

3856 svchost.exe

pid	process
3856	svchost.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

Processes:

c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exesvchost.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeSecurityPrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeTakeOwnershipPrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeLoadDriverPrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeSystemProfilePrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeSystemtimePrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeProfSingleProcessPrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeIncBasePriorityPrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeCreatePagefilePrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeBackupPrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeRestorePrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeShutdownPrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeDebugPrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeSystemEnvironmentPrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeChangeNotifyPrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeRemoteShutdownPrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeUndockPrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeManageVolumePrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeImpersonatePrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeCreateGlobalPrivilege	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: 33	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: 34	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: 35	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: 36	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeIncreaseQuotaPrivilege	3856	svchost.exe
Token: SeSecurityPrivilege	3856	svchost.exe
Token: SeTakeOwnershipPrivilege	3856	svchost.exe
Token: SeLoadDriverPrivilege	3856	svchost.exe
Token: SeSystemProfilePrivilege	3856	svchost.exe
Token: SeSystemtimePrivilege	3856	svchost.exe
Token: SeProfSingleProcessPrivilege	3856	svchost.exe
Token: SeIncBasePriorityPrivilege	3856	svchost.exe
Token: SeCreatePagefilePrivilege	3856	svchost.exe
Token: SeBackupPrivilege	3856	svchost.exe
Token: SeRestorePrivilege	3856	svchost.exe
Token: SeShutdownPrivilege	3856	svchost.exe
Token: SeDebugPrivilege	3856	svchost.exe
Token: SeSystemEnvironmentPrivilege	3856	svchost.exe
Token: SeChangeNotifyPrivilege	3856	svchost.exe
Token: SeRemoteShutdownPrivilege	3856	svchost.exe
Token: SeUndockPrivilege	3856	svchost.exe
Token: SeManageVolumePrivilege	3856	svchost.exe
Token: SeImpersonatePrivilege	3856	svchost.exe
Token: SeCreateGlobalPrivilege	3856	svchost.exe
Token: 33	3856	svchost.exe
Token: 34	3856	svchost.exe
Token: 35	3856	svchost.exe
Token: 36	3856	svchost.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

iexplore.exe

pid process

3080 iexplore.exe
3080 iexplore.exe

Suspicious use of SetWindowsHookEx 11 IoCs

Processes:

iexplore.exeIEXPLORE.EXEIEXPLORE.EXEsvchost.exe

pid	process
3080	iexplore.exe
3080	iexplore.exe
3040	IEXPLORE.EXE
3040	IEXPLORE.EXE
3080	iexplore.exe
3080	iexplore.exe
1676	IEXPLORE.EXE
1676	IEXPLORE.EXE
3856	svchost.exe
1676	IEXPLORE.EXE
1676	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exeiexplore.exec76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.execmd.execmd.exesvchost.exesvchost.exe

description	pid	process	target process
PID 4076 wrote to memory of 3080	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	iexplore.exe
PID 4076 wrote to memory of 3080	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	iexplore.exe
PID 4076 wrote to memory of 3080	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	iexplore.exe
PID 4076 wrote to memory of 3080	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	iexplore.exe
PID 4076 wrote to memory of 3080	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	iexplore.exe
PID 4076 wrote to memory of 3080	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	iexplore.exe
PID 4076 wrote to memory of 1544	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 4076 wrote to memory of 1544	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 4076 wrote to memory of 1544	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 4076 wrote to memory of 1544	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 4076 wrote to memory of 1544	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 4076 wrote to memory of 1544	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 4076 wrote to memory of 1544	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 4076 wrote to memory of 1544	4076	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 3080 wrote to memory of 3040	3080	iexplore.exe	IEXPLORE.EXE
PID 3080 wrote to memory of 3040	3080	iexplore.exe	IEXPLORE.EXE
PID 3080 wrote to memory of 3040	3080	iexplore.exe	IEXPLORE.EXE
PID 1544 wrote to memory of 4440	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	cmd.exe
PID 1544 wrote to memory of 4440	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	cmd.exe
PID 1544 wrote to memory of 4440	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	cmd.exe
PID 1544 wrote to memory of 2968	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	cmd.exe
PID 1544 wrote to memory of 2968	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	cmd.exe
PID 1544 wrote to memory of 2968	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	cmd.exe
PID 4440 wrote to memory of 2564	4440	cmd.exe	attrib.exe
PID 4440 wrote to memory of 2564	4440	cmd.exe	attrib.exe
PID 4440 wrote to memory of 2564	4440	cmd.exe	attrib.exe
PID 2968 wrote to memory of 2684	2968	cmd.exe	attrib.exe
PID 2968 wrote to memory of 2684	2968	cmd.exe	attrib.exe
PID 2968 wrote to memory of 2684	2968	cmd.exe	attrib.exe
PID 1544 wrote to memory of 1072	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	svchost.exe
PID 1544 wrote to memory of 1072	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	svchost.exe
PID 1544 wrote to memory of 1072	1544	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	svchost.exe
PID 1072 wrote to memory of 4912	1072	svchost.exe	iexplore.exe
PID 1072 wrote to memory of 4912	1072	svchost.exe	iexplore.exe
PID 1072 wrote to memory of 4912	1072	svchost.exe	iexplore.exe
PID 1072 wrote to memory of 4912	1072	svchost.exe	iexplore.exe
PID 1072 wrote to memory of 4912	1072	svchost.exe	iexplore.exe
PID 1072 wrote to memory of 4912	1072	svchost.exe	iexplore.exe
PID 3080 wrote to memory of 1676	3080	iexplore.exe	IEXPLORE.EXE
PID 3080 wrote to memory of 1676	3080	iexplore.exe	IEXPLORE.EXE
PID 3080 wrote to memory of 1676	3080	iexplore.exe	IEXPLORE.EXE
PID 1072 wrote to memory of 3856	1072	svchost.exe	svchost.exe
PID 1072 wrote to memory of 3856	1072	svchost.exe	svchost.exe
PID 1072 wrote to memory of 3856	1072	svchost.exe	svchost.exe
PID 1072 wrote to memory of 3856	1072	svchost.exe	svchost.exe
PID 1072 wrote to memory of 3856	1072	svchost.exe	svchost.exe
PID 1072 wrote to memory of 3856	1072	svchost.exe	svchost.exe
PID 1072 wrote to memory of 3856	1072	svchost.exe	svchost.exe
PID 1072 wrote to memory of 3856	1072	svchost.exe	svchost.exe
PID 3856 wrote to memory of 4836	3856	svchost.exe	notepad.exe
PID 3856 wrote to memory of 4836	3856	svchost.exe	notepad.exe
PID 3856 wrote to memory of 4836	3856	svchost.exe	notepad.exe
PID 3856 wrote to memory of 4836	3856	svchost.exe	notepad.exe
PID 3856 wrote to memory of 4836	3856	svchost.exe	notepad.exe
PID 3856 wrote to memory of 4836	3856	svchost.exe	notepad.exe
PID 3856 wrote to memory of 4836	3856	svchost.exe	notepad.exe
PID 3856 wrote to memory of 4836	3856	svchost.exe	notepad.exe
PID 3856 wrote to memory of 4836	3856	svchost.exe	notepad.exe
PID 3856 wrote to memory of 4836	3856	svchost.exe	notepad.exe
PID 3856 wrote to memory of 4836	3856	svchost.exe	notepad.exe
PID 3856 wrote to memory of 4836	3856	svchost.exe	notepad.exe
PID 3856 wrote to memory of 4836	3856	svchost.exe	notepad.exe
PID 3856 wrote to memory of 4836	3856	svchost.exe	notepad.exe
PID 3856 wrote to memory of 4836	3856	svchost.exe	notepad.exe

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1"	svchost.exe

Views/modifies file attributes 1 TTPs 2 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exeattrib.exe

pid process

2564 attrib.exe
2684 attrib.exe

pid	process
2564	attrib.exe
2684	attrib.exe

C:\Users\Admin\AppData\Local\Temp\c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
"C:\Users\Admin\AppData\Local\Temp\c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4076

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3080

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3080 CREDAT:17410 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3040

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3080 CREDAT:82948 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1676

C:\Users\Admin\AppData\Local\Temp\c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
C:\Users\Admin\AppData\Local\Temp\c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
2⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1544

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe" +s +h
3⤵
- Suspicious use of WriteProcessMemory
PID:4440

C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp\c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe" +s +h
4⤵
- Sets file to hidden
- Views/modifies file attributes
PID:2564

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
3⤵
- Suspicious use of WriteProcessMemory
PID:2968

C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
4⤵
- Sets file to hidden
- Views/modifies file attributes
PID:2684

C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\svchost.exe
"C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\svchost.exe"
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1072

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
4⤵
- Modifies Internet Explorer settings
PID:4912

C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\svchost.exe
"C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\svchost.exe"
4⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:3856

C:\Windows\SysWOW64\notepad.exe
notepad
5⤵
PID:4836

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

T1004

Modify Existing Service

T1031

Hidden Files and Directories

T1158

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Disabling Security Tools

T1089

Hidden Files and Directories

T1158

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\svchost.exe
Filesize
377KB

MD5
a1f0d356df081f4cde159183f402ee93

SHA1
3c71aedd2eda2d572fd0cb575fa13e7e74b6cefd

SHA256
c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff

SHA512
47442e3b227fde91498ac2096d6eda15b65817c0a9cd192cf787eccadd67973e87c1d8d9b47812e812e03ec74548b998173f25fc255fb8c97631ac5cbd70a833

Download Submit
C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\svchost.exe
Filesize
377KB

MD5
a1f0d356df081f4cde159183f402ee93

SHA1
3c71aedd2eda2d572fd0cb575fa13e7e74b6cefd

SHA256
c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff

SHA512
47442e3b227fde91498ac2096d6eda15b65817c0a9cd192cf787eccadd67973e87c1d8d9b47812e812e03ec74548b998173f25fc255fb8c97631ac5cbd70a833

Download Submit
C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\svchost.exe
Filesize
377KB

MD5
a1f0d356df081f4cde159183f402ee93

SHA1
3c71aedd2eda2d572fd0cb575fa13e7e74b6cefd

SHA256
c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff

SHA512
47442e3b227fde91498ac2096d6eda15b65817c0a9cd192cf787eccadd67973e87c1d8d9b47812e812e03ec74548b998173f25fc255fb8c97631ac5cbd70a833

Download Submit
C:\Users\Admin\AppData\Roaming\InstallDir\help.exe
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/1072-143-0x0000000000000000-mapping.dmp

Download
memory/1544-138-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

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memory/1544-135-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

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memory/1544-133-0x0000000000000000-mapping.dmp

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memory/1544-147-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

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memory/1544-134-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/1544-137-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/1544-136-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/2564-141-0x0000000000000000-mapping.dmp

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memory/2684-142-0x0000000000000000-mapping.dmp

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memory/2968-140-0x0000000000000000-mapping.dmp

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memory/3856-148-0x0000000000000000-mapping.dmp

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memory/3856-152-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

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memory/3856-153-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/3856-155-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/3856-156-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/3856-157-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/4076-132-0x00000000020F0000-0x00000000020F4000-memory.dmp

Filesize
16KB

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memory/4440-139-0x0000000000000000-mapping.dmp

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memory/4836-154-0x0000000000000000-mapping.dmp

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