wannacry | 47b3c1d9efd3940e6bae5d40e0e75e67a345825f7024f66e89832e42f855702b

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
02-01-2025 12:24

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General

Target

2025-01-02_f322a40e3d627bdff837a8866609b7e9_wannacry.exe
Size

5.0MB
MD5

f322a40e3d627bdff837a8866609b7e9
SHA1

f98f3f6af1a1ed3f419478c8d79d5558accfa1a7
SHA256

47b3c1d9efd3940e6bae5d40e0e75e67a345825f7024f66e89832e42f855702b
SHA512

8256263b086e92110737feae2ea778963cd8f106ab590dc21e963f83e7e80c6a205e7d9dd2c5ddcf5194af3d6d472f4136c389f83953a28c470908228d33a989
SSDEEP

98304:m8qPoBhz14cSUDk36SAEdhvxWa9P593R8yAVp2H:m8qPe14cxk3ZAEUadzR8yc4H

Score

10^/10

wannacry discovery ransomware worm

Malware Config

Signatures

Wannacry
WannaCry is a ransomware cryptoworm.
ransomware worm wannacry
Wannacry family
wannacry
Contacts a large (3318) 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

pid	Process
2520	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 System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	2025-01-02_f322a40e3d627bdff837a8866609b7e9_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-01-02_f322a40e3d627bdff837a8866609b7e9_wannacry.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-02_f322a40e3d627bdff837a8866609b7e9_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-02_f322a40e3d627bdff837a8866609b7e9_wannacry.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-02_f322a40e3d627bdff837a8866609b7e9_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-02_f322a40e3d627bdff837a8866609b7e9_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-02_f322a40e3d627bdff837a8866609b7e9_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2496
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2520

C:\Users\Admin\AppData\Local\Temp\2025-01-02_f322a40e3d627bdff837a8866609b7e9_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-02_f322a40e3d627bdff837a8866609b7e9_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2608

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
1edaac9fcc5bb57ea7a11c6418d6da2d

SHA1
0eabee11f10f4ffc3a33bdd93fdc4faa4ab260ca

SHA256
31e107d7552e82bb2dbd517549012982fa5b5e2a20433ddf0d5af291ad1981b1

SHA512
e1016dfc942783070ed512b0d514ff5e0bee568e4b0cb7de11e39219561a076d8421a99e3d9c0e3d4381489022bfaff61e30ea9723ec09cea615c0c961fee392

Download Submit
memory/2496-0-0x0000000000400000-0x0000000000A74000-memory.dmp

Filesize
6.5MB

Download
memory/2496-6-0x0000000000400000-0x0000000000A74000-memory.dmp

Filesize
6.5MB

Download
memory/2608-1-0x0000000000400000-0x0000000000A74000-memory.dmp

Filesize
6.5MB

Download
memory/2608-7-0x0000000000400000-0x0000000000A74000-memory.dmp

Filesize
6.5MB

Download