wannacry | 0fe166eb8be0949a826e3a7148ee552114cbed025240550fe73c373e43a9dd3e

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
02-06-2024 05:35

Target

8d0b6190835e7430d8fea746b7966d1c_JaffaCakes118.exe
Size

3.6MB
MD5

8d0b6190835e7430d8fea746b7966d1c
SHA1

ed16a1c77656034e566eae87a9e8c65951db26be
SHA256

0fe166eb8be0949a826e3a7148ee552114cbed025240550fe73c373e43a9dd3e
SHA512

00dfa4e0d48f8a9cc1587241af88822242cf3a3a1d91e3229f8e5dbd78c7fb85f28228679a8f520c8ed24122731f763fb53f65e0d07bbc66c91d72e697d990f3
SSDEEP

98304:yDqPoBsywKSbevWSd5dhvxWa9P593R8yAVp2HI:yDqPsw5bNi5UadzR8yc4HI

Score

10^/10

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3278) 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

3220 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:

8d0b6190835e7430d8fea746b7966d1c_JaffaCakes118.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 8d0b6190835e7430d8fea746b7966d1c_JaffaCakes118.exe

pid	process
3220	tasksche.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	8d0b6190835e7430d8fea746b7966d1c_JaffaCakes118.exe

Modifies data under HKEY_USERS 5 IoCs

Processes:

8d0b6190835e7430d8fea746b7966d1c_JaffaCakes118.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	8d0b6190835e7430d8fea746b7966d1c_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	8d0b6190835e7430d8fea746b7966d1c_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	8d0b6190835e7430d8fea746b7966d1c_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	8d0b6190835e7430d8fea746b7966d1c_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	8d0b6190835e7430d8fea746b7966d1c_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\8d0b6190835e7430d8fea746b7966d1c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8d0b6190835e7430d8fea746b7966d1c_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
PID:2008

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:3220

C:\Users\Admin\AppData\Local\Temp\8d0b6190835e7430d8fea746b7966d1c_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\8d0b6190835e7430d8fea746b7966d1c_JaffaCakes118.exe -m security
1⤵
- Modifies data under HKEY_USERS
PID:1632

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
40a9e5ea4f1d08043577d23e111139e2

SHA1
1001bd65550047cc99080a99687be0c5aba3edf8

SHA256
7b4b6e026988e6113ae48baa068558f4b1369d347bd30ca8b88d9d6512f01734

SHA512
559e721b8866c1f526e6d518f868f58368137f132ef5c00f9d63e512276ed3a69224ecbebedca9d0780ffd59a1a02b09b8e30d42f11fbdf4645200ef63108de3

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