wannacry | 22fbb10ae776c8055d19e88e4d928a65034b641b5f87fe42cf8fa0155dc0c9fe

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 15:16

Target

10d266482b6b8ece0dcfbe2b337cf52d_JaffaCakes118.exe
Size

3.6MB
MD5

10d266482b6b8ece0dcfbe2b337cf52d
SHA1

d0c3393cda35c7dc1a8deedc6ef2f7b4476358bc
SHA256

22fbb10ae776c8055d19e88e4d928a65034b641b5f87fe42cf8fa0155dc0c9fe
SHA512

c5fbb1aa3ad4b3dda4e39fd80f5acfe91176fc08392a16616910a2ea8f71f1f588a13d6bbada08f4ab7684dfe058ab9496067900684b133d10172440823214bf
SSDEEP

24576:XbLgddQhfdmMSirYbcMNgef0PXv4t5yg+PfugCKf4taTEh9jpafhDHX6rAJxYjvB:XnAQqMSPbcBV3uH6VgMBJBeFFaP8

Score

10^/10

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3382) 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

2072 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:

10d266482b6b8ece0dcfbe2b337cf52d_JaffaCakes118.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 10d266482b6b8ece0dcfbe2b337cf52d_JaffaCakes118.exe

pid	process
2072	tasksche.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	10d266482b6b8ece0dcfbe2b337cf52d_JaffaCakes118.exe

Modifies data under HKEY_USERS 5 IoCs

Processes:

10d266482b6b8ece0dcfbe2b337cf52d_JaffaCakes118.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	10d266482b6b8ece0dcfbe2b337cf52d_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	10d266482b6b8ece0dcfbe2b337cf52d_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	10d266482b6b8ece0dcfbe2b337cf52d_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	10d266482b6b8ece0dcfbe2b337cf52d_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	10d266482b6b8ece0dcfbe2b337cf52d_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\10d266482b6b8ece0dcfbe2b337cf52d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\10d266482b6b8ece0dcfbe2b337cf52d_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
PID:2864

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:2072

C:\Users\Admin\AppData\Local\Temp\10d266482b6b8ece0dcfbe2b337cf52d_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\10d266482b6b8ece0dcfbe2b337cf52d_JaffaCakes118.exe -m security
1⤵
- Modifies data under HKEY_USERS
PID:1376

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
2d5d851cd652dba4f829cedf85aa6ba2

SHA1
ff9daddc5c78e0b4aaf799c760f6a333fa6ff093

SHA256
7a8fe35288e64599697cdeef2132de801c8b77dbcd5f504c04b7f36d68161325

SHA512
b804fe3d1d8618466184ee00042b7f9d057e75aa91222ea0527af4384fcfdd4b9bb741f53c64fa7922bcbadfbe052fc7ca119ec0ece6f866f8f2bb402af5bbec

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