wannacry | b4fe9ca70c518e5c09d530434b5bbbe74baa19040bad06a2135fc2b750b5181e

Analysis

max time kernel
153s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
06-09-2022 21:30

Target

e00536be855741c4112275f394ca1bb2.exe
Size

3.6MB
MD5

e00536be855741c4112275f394ca1bb2
SHA1

be62f86d9412a4fd0abfb4a5fee19638bb0c7f06
SHA256

b4fe9ca70c518e5c09d530434b5bbbe74baa19040bad06a2135fc2b750b5181e
SHA512

283010fe6e4f330c08d593e7653f3b8c66e8a26ba538548192260734723be56177379c02e623f7737c5edc3c142f017a780cc01084a34f94aa3ba23016f1796c
SSDEEP

12288:GvbLgPlu+QhMbaIMu7L5NVErCA4z2g6rTcbckPU82900Ve7Vhw+K+:2bLgddQhfdmMSirYbcMNgeBh0

Score

10^/10

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3215) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Scanning
T1046
Executes dropped EXE 1 IoCs

Processes:

tasksche.exe

pid process

936 tasksche.exe
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Scanning
T1046
Drops file in Windows directory 1 IoCs

Processes:

e00536be855741c4112275f394ca1bb2.exe

description ioc process

File created C:\WINDOWS\tasksche.exe e00536be855741c4112275f394ca1bb2.exe

pid	process
936	tasksche.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	e00536be855741c4112275f394ca1bb2.exe

Modifies data under HKEY_USERS 5 IoCs

Processes:

e00536be855741c4112275f394ca1bb2.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	e00536be855741c4112275f394ca1bb2.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	e00536be855741c4112275f394ca1bb2.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	e00536be855741c4112275f394ca1bb2.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	e00536be855741c4112275f394ca1bb2.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	e00536be855741c4112275f394ca1bb2.exe

C:\Users\Admin\AppData\Local\Temp\e00536be855741c4112275f394ca1bb2.exe
"C:\Users\Admin\AppData\Local\Temp\e00536be855741c4112275f394ca1bb2.exe"
1⤵
- Drops file in Windows directory
PID:3680

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:936

C:\Users\Admin\AppData\Local\Temp\e00536be855741c4112275f394ca1bb2.exe
C:\Users\Admin\AppData\Local\Temp\e00536be855741c4112275f394ca1bb2.exe -m security
1⤵
- Modifies data under HKEY_USERS
PID:1312

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Scanning

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

C:\Windows\tasksche.exe
Filesize
3.4MB

MD5
96330bad1f5d6dbbceaaf307d8268b37

SHA1
91b4c66a0878d1657077ff3ef7ce361c33937470

SHA256
b97a51fadc868bb9098da0d8aa44be95a66c3d5c2756f8af6893801f6d2fdd66

SHA512
7a3e046028b9e6d6a6587cf8fdc6bca09c81649f974a2052fc370eec524a491b71b1055a586388f02b6dbe7d7699c96bcd46ed287876ad0a413c6aefb11921f6

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