wannacry | 7b7c31772beac1e0e7027058e05aee5d0327d7026ffaca9f575cd5ae41ce6e91

Analysis

max time kernel
153s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
23-04-2024 04:53

Target

2024-04-23_b369665d97d14fd3c1d133fbce3eae35_wannacry.exe
Size

3.6MB
MD5

b369665d97d14fd3c1d133fbce3eae35
SHA1

4695dda5fa3bf50ac2089c2bfaca1483fe03e1ae
SHA256

7b7c31772beac1e0e7027058e05aee5d0327d7026ffaca9f575cd5ae41ce6e91
SHA512

9fdf93d88d010c77ee2eb6663d429a405bdc5ac49547c9d58e54cbd1c980a40052e7a558cb1645e0b11478d1361501425ee7af5ceaeb4fa87a9fa90f6fb4465f
SSDEEP

49152:fnAQqMSPbcBVQej/1IN01HkQo6SAARdhnvxJM0H9PAMEcaEaue5c/bXZROAxf:vDqPoBhz1auk36SAEdhvxWa9P59Uc/Jf

Score

10^/10

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Contacts a large (3230) 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

3400 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:

2024-04-23_b369665d97d14fd3c1d133fbce3eae35_wannacry.exe

description ioc process

File created C:\WINDOWS\tasksche.exe 2024-04-23_b369665d97d14fd3c1d133fbce3eae35_wannacry.exe

pid	process
3400	tasksche.exe

description	ioc	process
File created	C:\WINDOWS\tasksche.exe	2024-04-23_b369665d97d14fd3c1d133fbce3eae35_wannacry.exe

Modifies data under HKEY_USERS 5 IoCs

Processes:

2024-04-23_b369665d97d14fd3c1d133fbce3eae35_wannacry.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	2024-04-23_b369665d97d14fd3c1d133fbce3eae35_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	2024-04-23_b369665d97d14fd3c1d133fbce3eae35_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	2024-04-23_b369665d97d14fd3c1d133fbce3eae35_wannacry.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	2024-04-23_b369665d97d14fd3c1d133fbce3eae35_wannacry.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	2024-04-23_b369665d97d14fd3c1d133fbce3eae35_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-04-23_b369665d97d14fd3c1d133fbce3eae35_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-23_b369665d97d14fd3c1d133fbce3eae35_wannacry.exe"
1⤵
- Drops file in Windows directory
PID:1616

C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
2⤵
- Executes dropped EXE
PID:3400

C:\Users\Admin\AppData\Local\Temp\2024-04-23_b369665d97d14fd3c1d133fbce3eae35_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-04-23_b369665d97d14fd3c1d133fbce3eae35_wannacry.exe -m security
1⤵
- Modifies data under HKEY_USERS
PID:2440

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4120 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8
1⤵
PID:3656

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

C:\Windows\tasksche.exe
Filesize
3.4MB

MD5
d0b04063fee9c00799a1b04fe846e05f

SHA1
5b3765e877fa076b786a7b7edade6fe4227139d5

SHA256
16bdc836a429198015658892ca503cb2682e7f9740adeec14f7f5e817deab142

SHA512
cc6985c3bd6663fdca94f9d464652b958e43bd3affe44158147a7747334a03a16ae4d5b8e70e2aec83956f6bc885542293b23b46eab5ccee78c9f1ce39a4b2b0

Download Submit
memory/1616-0-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/1616-5-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2440-1-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download