wannacry | 5c29d2d69701b0e40ade4f22dc91b7e5838c0e0d7650c083c676466fcaf193db

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-01-2025 18:33

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General

Target

2025-01-22_6ac0a74ba78d129e9e0f4d4fb85d58de_wannacry.exe
Size

5.0MB
MD5

6ac0a74ba78d129e9e0f4d4fb85d58de
SHA1

8a5cb7010435bd0e82e9b352d75bb3c5d702db2f
SHA256

5c29d2d69701b0e40ade4f22dc91b7e5838c0e0d7650c083c676466fcaf193db
SHA512

cf4b5909a822a9ab31aea36b935bb13c0884c46059338439806fb940128baf7081dc142e540fe0521ab64c792ebd4fffca1edfe3a114fd05811f1c4062f41f4f
SSDEEP

12288:GwbLgPluxQhMbaIMu7L5NVErCA4z2g6rTcbckPU82900:VbLgdeQhfdmMSirYbcMN

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 (3236) 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
2092	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	2025-01-22_6ac0a74ba78d129e9e0f4d4fb85d58de_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2025-01-22_6ac0a74ba78d129e9e0f4d4fb85d58de_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	2025-01-22_6ac0a74ba78d129e9e0f4d4fb85d58de_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-22_6ac0a74ba78d129e9e0f4d4fb85d58de_wannacry.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2025-01-22_6ac0a74ba78d129e9e0f4d4fb85d58de_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-22_6ac0a74ba78d129e9e0f4d4fb85d58de_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-22_6ac0a74ba78d129e9e0f4d4fb85d58de_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2120
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2092

C:\Users\Admin\AppData\Local\Temp\2025-01-22_6ac0a74ba78d129e9e0f4d4fb85d58de_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2025-01-22_6ac0a74ba78d129e9e0f4d4fb85d58de_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2012

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

Replay Monitor

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Downloads

C:\Windows\tasksche.exe

Filesize
3.4MB

MD5
d0e34a710debdf32e4970aecd9d2907e

SHA1
bddd56343173a017a11e754cc6c2bf1758c91d94

SHA256
8c6defcc63e61844b029397c56c2af7adfd9ac33bfb06dcd3c11247e728239da

SHA512
0032fb7c2e684c9dd39bfbc8ba43a5a227f76766f33ceae5c8086edca80eeb9eebb3d78ba15cea3ba1f5fd66f96181c334d17e16f6ce23447fbe342f2b1caa34

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