darkcomet | c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff

Analysis

max time kernel
208s
max time network
212s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
03-12-2022 05:15

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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
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
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	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\AntiVirusDisableNotify = "1"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	svchost.exe

Disables RegEdit via registry modification 1 IoCs

evasion

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	svchost.exe

Executes dropped EXE 2 IoCs

Processes:

svchost.exesvchost.exe

pid process

1484 svchost.exe
1556 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

1772 attrib.exe
1756 attrib.exe

pid	process
1484	svchost.exe
1556	svchost.exe

pid	process
1772	attrib.exe
1756	attrib.exe

UPX packed file 11 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1776-57-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral1/memory/1776-59-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral1/memory/1776-61-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral1/memory/1776-63-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral1/memory/1776-65-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral1/memory/1776-66-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral1/memory/1776-71-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral1/memory/1556-89-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral1/memory/1556-90-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral1/memory/1556-91-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral1/memory/1556-93-0x0000000000400000-0x00000000004C7000-memory.dmp	upx

Loads dropped DLL 2 IoCs

Processes:

c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe

pid	process
1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
1776	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-1-5-21-3406023954-474543476-3319432036-1000\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-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\svchost.exe"	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\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-1-5-21-3406023954-474543476-3319432036-1000\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 1688 set thread context of 1516	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	iexplore.exe
PID 1688 set thread context of 1776	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 1484 set thread context of 1964	1484	svchost.exe	iexplore.exe
PID 1484 set thread context of 1556	1484	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 32 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377069888"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{AFE66E11-7527-11ED-BDBF-EEAC7132E42C} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exesvchost.exe

pid process

1688 c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
1484 svchost.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

svchost.exe

pid process

1556 svchost.exe

pid	process
1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
1484	svchost.exe

pid	process
1556	svchost.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

Processes:

c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exesvchost.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeSecurityPrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeTakeOwnershipPrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeLoadDriverPrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeSystemProfilePrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeSystemtimePrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeProfSingleProcessPrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeIncBasePriorityPrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeCreatePagefilePrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeBackupPrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeRestorePrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeShutdownPrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeDebugPrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeSystemEnvironmentPrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeChangeNotifyPrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeRemoteShutdownPrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeUndockPrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeManageVolumePrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeImpersonatePrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeCreateGlobalPrivilege	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: 33	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: 34	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: 35	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
Token: SeIncreaseQuotaPrivilege	1556	svchost.exe
Token: SeSecurityPrivilege	1556	svchost.exe
Token: SeTakeOwnershipPrivilege	1556	svchost.exe
Token: SeLoadDriverPrivilege	1556	svchost.exe
Token: SeSystemProfilePrivilege	1556	svchost.exe
Token: SeSystemtimePrivilege	1556	svchost.exe
Token: SeProfSingleProcessPrivilege	1556	svchost.exe
Token: SeIncBasePriorityPrivilege	1556	svchost.exe
Token: SeCreatePagefilePrivilege	1556	svchost.exe
Token: SeBackupPrivilege	1556	svchost.exe
Token: SeRestorePrivilege	1556	svchost.exe
Token: SeShutdownPrivilege	1556	svchost.exe
Token: SeDebugPrivilege	1556	svchost.exe
Token: SeSystemEnvironmentPrivilege	1556	svchost.exe
Token: SeChangeNotifyPrivilege	1556	svchost.exe
Token: SeRemoteShutdownPrivilege	1556	svchost.exe
Token: SeUndockPrivilege	1556	svchost.exe
Token: SeManageVolumePrivilege	1556	svchost.exe
Token: SeImpersonatePrivilege	1556	svchost.exe
Token: SeCreateGlobalPrivilege	1556	svchost.exe
Token: 33	1556	svchost.exe
Token: 34	1556	svchost.exe
Token: 35	1556	svchost.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

iexplore.exe

pid process

1516 iexplore.exe
1516 iexplore.exe

Suspicious use of SetWindowsHookEx 11 IoCs

Processes:

iexplore.exeIEXPLORE.EXEIEXPLORE.EXEsvchost.exe

pid	process
1516	iexplore.exe
1516	iexplore.exe
1056	IEXPLORE.EXE
1056	IEXPLORE.EXE
1516	iexplore.exe
1516	iexplore.exe
1336	IEXPLORE.EXE
1336	IEXPLORE.EXE
1336	IEXPLORE.EXE
1336	IEXPLORE.EXE
1556	svchost.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

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

description	pid	process	target process
PID 1688 wrote to memory of 1516	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	iexplore.exe
PID 1688 wrote to memory of 1516	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	iexplore.exe
PID 1688 wrote to memory of 1516	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	iexplore.exe
PID 1688 wrote to memory of 1516	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	iexplore.exe
PID 1688 wrote to memory of 1516	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	iexplore.exe
PID 1688 wrote to memory of 1516	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	iexplore.exe
PID 1688 wrote to memory of 1516	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	iexplore.exe
PID 1688 wrote to memory of 1776	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 1688 wrote to memory of 1776	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 1688 wrote to memory of 1776	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 1688 wrote to memory of 1776	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 1688 wrote to memory of 1776	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 1688 wrote to memory of 1776	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 1688 wrote to memory of 1776	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 1688 wrote to memory of 1776	1688	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
PID 1516 wrote to memory of 1056	1516	iexplore.exe	IEXPLORE.EXE
PID 1516 wrote to memory of 1056	1516	iexplore.exe	IEXPLORE.EXE
PID 1516 wrote to memory of 1056	1516	iexplore.exe	IEXPLORE.EXE
PID 1516 wrote to memory of 1056	1516	iexplore.exe	IEXPLORE.EXE
PID 1776 wrote to memory of 1912	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	cmd.exe
PID 1776 wrote to memory of 1912	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	cmd.exe
PID 1776 wrote to memory of 1912	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	cmd.exe
PID 1776 wrote to memory of 1912	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	cmd.exe
PID 1776 wrote to memory of 1800	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	cmd.exe
PID 1776 wrote to memory of 1800	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	cmd.exe
PID 1776 wrote to memory of 1800	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	cmd.exe
PID 1776 wrote to memory of 1800	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	cmd.exe
PID 1912 wrote to memory of 1772	1912	cmd.exe	attrib.exe
PID 1912 wrote to memory of 1772	1912	cmd.exe	attrib.exe
PID 1912 wrote to memory of 1772	1912	cmd.exe	attrib.exe
PID 1912 wrote to memory of 1772	1912	cmd.exe	attrib.exe
PID 1800 wrote to memory of 1756	1800	cmd.exe	attrib.exe
PID 1800 wrote to memory of 1756	1800	cmd.exe	attrib.exe
PID 1800 wrote to memory of 1756	1800	cmd.exe	attrib.exe
PID 1800 wrote to memory of 1756	1800	cmd.exe	attrib.exe
PID 1776 wrote to memory of 1484	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	svchost.exe
PID 1776 wrote to memory of 1484	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	svchost.exe
PID 1776 wrote to memory of 1484	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	svchost.exe
PID 1776 wrote to memory of 1484	1776	c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe	svchost.exe
PID 1484 wrote to memory of 1964	1484	svchost.exe	iexplore.exe
PID 1484 wrote to memory of 1964	1484	svchost.exe	iexplore.exe
PID 1484 wrote to memory of 1964	1484	svchost.exe	iexplore.exe
PID 1484 wrote to memory of 1964	1484	svchost.exe	iexplore.exe
PID 1484 wrote to memory of 1964	1484	svchost.exe	iexplore.exe
PID 1484 wrote to memory of 1964	1484	svchost.exe	iexplore.exe
PID 1484 wrote to memory of 1964	1484	svchost.exe	iexplore.exe
PID 1516 wrote to memory of 1336	1516	iexplore.exe	IEXPLORE.EXE
PID 1516 wrote to memory of 1336	1516	iexplore.exe	IEXPLORE.EXE
PID 1516 wrote to memory of 1336	1516	iexplore.exe	IEXPLORE.EXE
PID 1516 wrote to memory of 1336	1516	iexplore.exe	IEXPLORE.EXE
PID 1484 wrote to memory of 1556	1484	svchost.exe	svchost.exe
PID 1484 wrote to memory of 1556	1484	svchost.exe	svchost.exe
PID 1484 wrote to memory of 1556	1484	svchost.exe	svchost.exe
PID 1484 wrote to memory of 1556	1484	svchost.exe	svchost.exe
PID 1484 wrote to memory of 1556	1484	svchost.exe	svchost.exe
PID 1484 wrote to memory of 1556	1484	svchost.exe	svchost.exe
PID 1484 wrote to memory of 1556	1484	svchost.exe	svchost.exe
PID 1484 wrote to memory of 1556	1484	svchost.exe	svchost.exe
PID 1556 wrote to memory of 1852	1556	svchost.exe	notepad.exe
PID 1556 wrote to memory of 1852	1556	svchost.exe	notepad.exe
PID 1556 wrote to memory of 1852	1556	svchost.exe	notepad.exe
PID 1556 wrote to memory of 1852	1556	svchost.exe	notepad.exe
PID 1556 wrote to memory of 1852	1556	svchost.exe	notepad.exe
PID 1556 wrote to memory of 1852	1556	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

1772 attrib.exe
1756 attrib.exe

pid	process
1772	attrib.exe
1756	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:1688

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:1516

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1516 CREDAT:275457 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1056

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1516 CREDAT:209930 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1336

C:\Users\Admin\AppData\Local\Temp\c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
C:\Users\Admin\AppData\Local\Temp\c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff.exe
2⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1776

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:1912

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:1772

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:1800

C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
4⤵
- Sets file to hidden
- Views/modifies file attributes
PID:1756

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:1484

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
4⤵
PID:1964

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:1556

C:\Windows\SysWOW64\notepad.exe
notepad
5⤵
PID:1852

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

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

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
Filesize
377KB

MD5
a1f0d356df081f4cde159183f402ee93

SHA1
3c71aedd2eda2d572fd0cb575fa13e7e74b6cefd

SHA256
c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff

SHA512
47442e3b227fde91498ac2096d6eda15b65817c0a9cd192cf787eccadd67973e87c1d8d9b47812e812e03ec74548b998173f25fc255fb8c97631ac5cbd70a833

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\T717Q32Q.txt
Filesize
608B

MD5
8bac0cb344d9588f20494d4a8cb5728c

SHA1
0c49358f99aa08fd3e4b61b2588605fed8a3ca87

SHA256
791c943f2f207eac05c1de3abbf5aabde82617d80a4ef9a30a2f344dfb600c9e

SHA512
646a1480264c6a7258e9e5265fff59db355036195b48ecbfb6b86a088db2fbcdf26825d743207c437fcebbc5bd225eb6323f4668f0bdd51856d4420cb2760abf

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

MD5
a1f0d356df081f4cde159183f402ee93

SHA1
3c71aedd2eda2d572fd0cb575fa13e7e74b6cefd

SHA256
c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff

SHA512
47442e3b227fde91498ac2096d6eda15b65817c0a9cd192cf787eccadd67973e87c1d8d9b47812e812e03ec74548b998173f25fc255fb8c97631ac5cbd70a833

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

MD5
a1f0d356df081f4cde159183f402ee93

SHA1
3c71aedd2eda2d572fd0cb575fa13e7e74b6cefd

SHA256
c76dc27b6ffba36d451ef02c8f1680dfa40408ec2f1c476a0eb3aadbb30e4aff

SHA512
47442e3b227fde91498ac2096d6eda15b65817c0a9cd192cf787eccadd67973e87c1d8d9b47812e812e03ec74548b998173f25fc255fb8c97631ac5cbd70a833

Download Submit
memory/1484-74-0x0000000000000000-mapping.dmp

Download
memory/1556-85-0x00000000004BD910-mapping.dmp

Download
memory/1556-89-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/1556-90-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/1556-91-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/1556-93-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/1688-54-0x0000000075FF1000-0x0000000075FF3000-memory.dmp

Filesize
8KB

Download
memory/1688-55-0x00000000001B0000-0x00000000001B4000-memory.dmp

Filesize
16KB

Download
memory/1756-70-0x0000000000000000-mapping.dmp

Download
memory/1772-69-0x0000000000000000-mapping.dmp

Download
memory/1776-63-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/1776-71-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/1776-66-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/1776-65-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/1776-62-0x00000000004BD910-mapping.dmp

Download
memory/1776-61-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/1776-59-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/1776-57-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/1776-56-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/1800-68-0x0000000000000000-mapping.dmp

Download
memory/1852-92-0x0000000000000000-mapping.dmp

Download
memory/1912-67-0x0000000000000000-mapping.dmp

Download