wannacry | 15fa0ccc45e6774c54205fc9c88d47056a7f8468f2f20f81d76e7817c8c6c851

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-09-2024 10:29

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General

Target

2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Size

5.0MB
MD5

b4d5ea873fbaf9cc990201d655cf29b7
SHA1

c3216832afe89b5fd71398d6a7d4e3af296a5bc0
SHA256

15fa0ccc45e6774c54205fc9c88d47056a7f8468f2f20f81d76e7817c8c6c851
SHA512

5a8084493a79db6850abfde1055908c3906e6244b99eb33cd267b399e1e7f7a1eca194db951f61ffd544c3ff667cc5ba8732cdfe98562026a31d3eb6a4c96563
SSDEEP

49152:hnpEKUacBVQej/1INRx+TSqTdX1HkQo6SAARdhnvYiHgYk6:FpyfBhz1aRxcSUDk36SAEdhvYiHgYk

Score

10^/10

wannacry aspackv2 discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (2358) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\drivers\npf.sys	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\drivers\npf.sys	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe

ASPack v2.12-2.42 3 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x000700000001754e-15.dat	aspack_v212_v242
behavioral1/files/0x0006000000017553-16.dat	aspack_v212_v242
behavioral1/files/0x002b0000000171a9-19.dat	aspack_v212_v242

Executes dropped EXE 2 IoCs

pid	Process
2764	CTFMON.EXE
3036	tasksche.exe

Drops file in System32 directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\autofmt.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\PATHPING.EXE	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\catroot	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\OptionalFeatures.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\bopomofo.uce	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\cleanmgr.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\SystemPropertiesDataExecutionPrevention.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\12520850.cpx	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\msscript.ocx	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\CertEnrollCtrl.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\fi-FI	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\regedit.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\ro-RO	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\kmddsp.tsp	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\TCPSVCS.EXE	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\eventcreate.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\explorer.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\ntprint.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\SetIEInstalledDate.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\setupSNK.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\winrm.cmd	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\cipher.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\fixmapi.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\gpresult.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\html.iec	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\ntkrnlpa.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\SystemPropertiesRemote.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\VEN2232.OLB	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\XPSViewer	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\cacls.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\Recovery	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\RMActivate_ssp.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\ieuinit.inf	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\spp	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\ARP.EXE	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\DWWIN.EXE	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\Msdtc	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\MUI	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\pt-PT	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\SystemPropertiesAdvanced.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\timeout.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\0407	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\MuiUnattend.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\upnpcont.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\wlanext.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\com	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\diantz.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\driverquery.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\msdatsrc.tlb	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\Netplwiz.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\TpmInit.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\dllhst3g.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\osk.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\relog.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\schtasks.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\charmap.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\icardagt.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\iscsicli.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\korwbrkr.lex	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\mcbuilder.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\sysprint.sep	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\TapiUnattend.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\boot.sdi	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\SysWOW64\getmac.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\PROGRAM FILES\DVD Maker\es-ES\DVDMaker.exe.mui	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\PROGRAM FILES\DVD Maker\es-ES\OmdProject.dll.mui	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\PROGRAM FILES\DVD Maker\es-ES\WMM2CLIP.dll.mui	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\Windows\pthreadvc.dll	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File created	C:\Windows\packet.dll	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File created	C:\WINDOWS\tasksche.exe	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File created	C:\Windows\__tmp_rar_sfx_access_check_259507070	tasksche.exe
File created	C:\Windows\eee.exe	tasksche.exe
File created	C:\Windows\wpcap.dll	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File created	C:\Windows\CTFMON.EXE	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File created	C:\Windows\packet.dll	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File created	C:\Windows\wpcap.dll	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File created	C:\Windows\CTFMON.EXE	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File opened for modification	C:\Windows\CTFMON.EXE	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
File created	C:\Windows\pthreadvc.dll	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTFMON.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tasksche.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\WpadNetworkName = "Network 3"	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a1-ea-f9-89-5c\WpadDecisionReason = "1"	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a1-ea-f9-89-5c\WpadDecisionTime = 60edb8c22313db01	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\WpadDecision = "0"	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a1-ea-f9-89-5c\WpadDecision = "0"	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a1-ea-f9-89-5c	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\ea-a1-ea-f9-89-5c	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00c8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\WpadDecisionReason = "1"	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\WpadDecisionTime = 60edb8c22313db01	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2248	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
2248	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE
2764	CTFMON.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3036	tasksche.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2764	CTFMON.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 2764	2248	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe	30
PID 2248 wrote to memory of 2764	2248	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe	30
PID 2248 wrote to memory of 2764	2248	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe	30
PID 2248 wrote to memory of 2764	2248	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe	30
PID 2248 wrote to memory of 3036	2248	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe	33
PID 2248 wrote to memory of 3036	2248	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe	33
PID 2248 wrote to memory of 3036	2248	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe	33
PID 2248 wrote to memory of 3036	2248	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe	33
PID 2248 wrote to memory of 3036	2248	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe	33
PID 2248 wrote to memory of 3036	2248	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe	33
PID 2248 wrote to memory of 3036	2248	2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe	33

C:\Users\Admin\AppData\Local\Temp\2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe"
1⤵
- Drops file in Drivers directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\CTFMON.EXE
  C:\Windows\CTFMON.EXE
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2764
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  PID:3036

C:\Users\Admin\AppData\Local\Temp\2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-09-30_b4d5ea873fbaf9cc990201d655cf29b7_wannacry.exe -m security
1⤵
- Drops file in Drivers directory
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\WINDOWS\tasksche.exe

Filesize
2.0MB

MD5
beb8a27fc024962e045c32aa58d07d0e

SHA1
796d3613673f323135865c42272abef347add163

SHA256
ea2ad4d3bb98673b88e18eea1bf06c371c206b64246a9193b2a64ba4fe4f4900

SHA512
e84c03f6f4399b28e0d258b743831f36c621325d9b199cbbdd6982ed51280facfc5a953a2393788bbc54efb653f95c9f75ea29c93c147c9227aff3395f788179

Download Submit
C:\Windows\CTFMON.EXE

Filesize
255KB

MD5
c9b398988cb54d3490a682723b8912aa

SHA1
ecd7b0163eb6eca009596d16a4f148cf68eeea63

SHA256
092d195d3600ecdc7eeb014ba07066d90773703e7c6630fc8bf7a3c6114f998a

SHA512
05e62e72c9ac298b73c1dcc9bb0a07aa7607a54833f71012b105c6d66005cb3ff92391ddbb7ff961a650696f8f6e73b13b9ff93517d5c2b5ca0460af2b0df02f

Download Submit
C:\Windows\SysWOW64\drivers\npf.sys

Filesize
29KB

MD5
5c14de7d04d00aac3f03b569f2ea4664

SHA1
a26ae78a204791548be000824a1ad05524bdd2e8

SHA256
fac5bcebde87a261b4fb5a110765e53c96f0ef27b24ca94762f2c2ddb4da4204

SHA512
4bcbc4f0ab7b52f4303206fafd9d0bafea02bb25d8395a80eb6390b30ccc750379fb7fe9e0bf5a4a025cedb9e4702b7655963e360f2f983526dbc2e1efaa814f

Download Submit
C:\Windows\packet.dll

Filesize
32KB

MD5
f46c27d67c0ce202ebf4b771cb56ec00

SHA1
f999454d0aaabccfda7a50c8cb0818e50a7a1d91

SHA256
a68c877cd9c7562c66c722b4d0cd9fa366c65465d4c47ab63bf28bd5f1a69bcc

SHA512
2b7c6f7e865f88625a05c85226a95319656648029ef1c1b92b3a6c2dea7a4f7cf7d157c09af32c8689c76c6247852cd5af72d4f0dbb4dbcc3fe3c24681d53dbf

Download Submit
C:\Windows\pthreadvc.dll

Filesize
24KB

MD5
ea20ca545a351384486cef574b7a5571

SHA1
a1f01df09df62e933e4ff289361641b06ff31548

SHA256
2bd8d9dd8739e17828f8a87b73d592d4fd17988bbb0ea4a4d4cbda57129e8e48

SHA512
64b3dee275fb1830254fa2a95778b26864708c0b5e348cf5919ded013cda3872fe26304c846fa7968b24f60e2b6105c4813ff9e695bd6bb52897318cdecd382b

Download Submit
C:\Windows\wpcap.dll

Filesize
117KB

MD5
6d79c447d16b96e7a72b12e450b6fa8e

SHA1
d2afa5eb9c9ba598f82a6025c1a07d31cb8a30bb

SHA256
afe533c6990520d49a4963bb9ce6d563b02d7b299ff4a9c9e4bca31ca6920deb

SHA512
6b96c6e79608256807f37a4b74b264074274642b4e4e09ef870d13246b7706582535c1e4f33f2a61281ab4c0ef59fc03c60a54faa6627aee92df52f356b8d966

Download Submit
memory/924-86-0x0000000000400000-0x0000000000944000-memory.dmp

Filesize
5.3MB

Download
memory/924-101-0x0000000000400000-0x0000000000944000-memory.dmp

Filesize
5.3MB

Download
memory/924-96-0x0000000000400000-0x0000000000944000-memory.dmp

Filesize
5.3MB

Download
memory/924-66-0x0000000000400000-0x0000000000944000-memory.dmp

Filesize
5.3MB

Download
memory/924-39-0x0000000000400000-0x0000000000944000-memory.dmp

Filesize
5.3MB

Download
memory/924-61-0x0000000000400000-0x0000000000944000-memory.dmp

Filesize
5.3MB

Download
memory/2248-12-0x0000000000220000-0x00000000002AF000-memory.dmp

Filesize
572KB

Download
memory/2248-54-0x0000000000400000-0x0000000000944000-memory.dmp

Filesize
5.3MB

Download
memory/2248-22-0x0000000000400000-0x0000000000944000-memory.dmp

Filesize
5.3MB

Download
memory/2248-6-0x0000000000400000-0x0000000000944000-memory.dmp

Filesize
5.3MB

Download
memory/2248-13-0x0000000000220000-0x00000000002AF000-memory.dmp

Filesize
572KB

Download
memory/2764-23-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2764-14-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2764-25-0x00000000002C0000-0x00000000002FE000-memory.dmp

Filesize
248KB

Download
memory/2764-20-0x0000000000300000-0x0000000000310000-memory.dmp

Filesize
64KB

Download
memory/2764-18-0x00000000002C0000-0x00000000002FE000-memory.dmp

Filesize
248KB

Download
memory/2764-17-0x0000000010000000-0x0000000010012000-memory.dmp

Filesize
72KB

Download