wannacry | 18feca0372f00e3efc33e12783f6b1f403530da55f210e6d67adbb07887df062

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
03-05-2024 05:50

Target

0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe
Size

3.6MB
MD5

0fcf7ba84ae303a5d3d1bd0f258c3a78
SHA1

e1cec2539ade74115d60a531334ecd0ca98ca87a
SHA256

18feca0372f00e3efc33e12783f6b1f403530da55f210e6d67adbb07887df062
SHA512

c47ecfbee484f29fd6e57bcdf27d81e8df6f5140f59b011fd1a42798cb1a1659f2d159ef1b8f206564a48c59a0240fa8361b018c89852dde1805b54dfd621e01
SSDEEP

98304:XDqPoBhz9SUDk36SAEdhvxWa9P593R8yAVp2HI:XDqPe9xk3ZAEUadzR8yc4HI

Score

10^/10

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3347) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
Executes dropped EXE 1 IoCs

Processes:

tasksche.exe

pid process

5024 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 Discovery
T1046
Drops file in Windows directory 1 IoCs

Processes:

0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe

pid	process
5024	tasksche.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe

Modifies data under HKEY_USERS 5 IoCs

Processes:

0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
PID:2276

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:5024

C:\Users\Admin\AppData\Local\Temp\0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe -m security
1⤵
- Modifies data under HKEY_USERS
PID:4524

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

C:\Windows\tasksche.exe
Filesize
3.4MB

MD5
fec3c09224aa788aac266f873bdd2356

SHA1
405374b82ae4c38f78ff15b860f98c38d45b3d92

SHA256
421fc6978ddb5dfacdb8d835c84e83ffc8e5dfc55f2e6dd4995b82572170bbcb

SHA512
14b3981da1d41fd009efeb08a0d48b5da57750ffedce18aa0bf1775a4c6aafb99c6b2974e3e876d949b674cde85ffa5ff9fd2eab92d2e0ae42cf20ced348cea2

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