locky | 0537fa38b88755f39df1cd774b907ec759dacab2388dc0109f4db9f0e9d191a0

Analysis

max time kernel
150s
max time network
144s
platform
windows7_x64
resource
win7v20201028
submitted
12-03-2021 21:42

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General

Target

Locky.exe
Size

180KB
MD5

b06d9dd17c69ed2ae75d9e40b2631b42
SHA1

b606aaa402bfe4a15ef80165e964d384f25564e4
SHA256

bc98c8b22461a2c2631b2feec399208fdc4ecd1cd2229066c2f385caa958daa3
SHA512

8e54aca4feb51611142c1f2bf303200113604013c2603eea22d72d00297cb1cb40a2ef11f5129989cd14f90e495db79bffd15bd6282ff564c4af7975b1610c1c

Score

10^/10

locky ransomware

Malware Config

Signatures

Locky
Ransomware strain released in 2016, with advanced features like anti-analysis.
ransomware locky
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000_Classes\Local Settings	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\Locky.exe
"C:\Users\Admin\AppData\Local\Temp\Locky.exe"
1⤵
PID:2008

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\Desktop\FormatRequest.vssm
1⤵
- Modifies registry class
PID:1496

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{06622D85-6856-4460-8DE1-A81921B41C4B}
1⤵
PID:1044

C:\Program Files\Windows Defender\MSASCui.exe
"C:\Program Files\Windows Defender\MSASCui.exe"
1⤵
PID:1324

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:1208

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/788-4-0x000007FEF7020000-0x000007FEF729A000-memory.dmp

Filesize
2.5MB

Download
memory/1044-7-0x0000000070FE1000-0x0000000070FE3000-memory.dmp

Filesize
8KB

Download
memory/1324-9-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/1496-5-0x000007FEFB891000-0x000007FEFB893000-memory.dmp

Filesize
8KB

Download
memory/2008-2-0x0000000000220000-0x0000000000224000-memory.dmp

Filesize
16KB

Download
memory/2008-3-0x0000000075EA1000-0x0000000075EA3000-memory.dmp

Filesize
8KB

Download