wannacry | c942e5e11517b7a0a360d89d57c469732d968c4efd3c388eac7fc122e231ac6c

Analysis

max time kernel
150s
max time network
156s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
18-12-2024 13:48

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General

Target

2024-12-18_481d201fac201d1c5d17a364743fa7ef_wannacry.exe
Size

5.0MB
MD5

481d201fac201d1c5d17a364743fa7ef
SHA1

2b4edffdc4a4204bddb2127fd6449fa6fdc9dc32
SHA256

c942e5e11517b7a0a360d89d57c469732d968c4efd3c388eac7fc122e231ac6c
SHA512

f5bfb5ca8ab3f2e5780d380739add27327ba685b7a8ce1db125609837d5af9ccb962fe8125fe581a7a52774ecde3f344b785788ce54f70c902bf6b61bf7d0690
SSDEEP

98304:18qPoBhz1aRxcSUDk36SAEdhv6R8yAVp2H:18qPe1Cxcxk3ZAEmR8yc4H

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 (3218) 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
2912	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	2024-12-18_481d201fac201d1c5d17a364743fa7ef_wannacry.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\tasksche.exe	2024-12-18_481d201fac201d1c5d17a364743fa7ef_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	2024-12-18_481d201fac201d1c5d17a364743fa7ef_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-18_481d201fac201d1c5d17a364743fa7ef_wannacry.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	2024-12-18_481d201fac201d1c5d17a364743fa7ef_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-18_481d201fac201d1c5d17a364743fa7ef_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-18_481d201fac201d1c5d17a364743fa7ef_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2776
- C:\WINDOWS\tasksche.exe
  C:\WINDOWS\tasksche.exe /i
  2⤵
  - Executes dropped EXE
  PID:2912

C:\Users\Admin\AppData\Local\Temp\2024-12-18_481d201fac201d1c5d17a364743fa7ef_wannacry.exe
C:\Users\Admin\AppData\Local\Temp\2024-12-18_481d201fac201d1c5d17a364743fa7ef_wannacry.exe -m security
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2872

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
5a52c49cb0bb2a5b51017fa5469d7e42

SHA1
f75aa3916f9166c982207b83a68bf7484674c528

SHA256
0801f2b6823ecb7ad51f4bfde984de8f9d0fdb6984f8a9dc8cb67b6620b5b4ec

SHA512
b495f76af8f4b6fa5ccb1ef70326948496b2323e9a197e6cd20f7f6412cc216330c4cace6dfb17171fb18206e7822bde9263f282c78fc230bc8d374a6f87e058

Download Submit
memory/2776-0-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2776-6-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2872-2-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download
memory/2872-7-0x0000000000400000-0x0000000000A72000-memory.dmp

Filesize
6.4MB

Download