locky | 60f634413cb2e27303ef7854667c967ae1253266bc19fc3331943e82d38fccf3

Analysis

max time kernel
153s
max time network
66s
platform
windows7_x64
resource
win7-20220715-en
resource tags

arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
submitted
30-07-2022 22:39

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General

Target

60f634413cb2e27303ef7854667c967ae1253266bc19fc3331943e82d38fccf3.dll
Size

110KB
MD5

7e65a93663960c7c40c36953cbfb5f6f
SHA1

cd8b22a6c8dc5a3b9dd795824aa0b99359e63d94
SHA256

60f634413cb2e27303ef7854667c967ae1253266bc19fc3331943e82d38fccf3
SHA512

0b674a73f5fbc4be14d951f3aadbed617310a2b21aa08489bab7bd07d57b1bcd812e411070e569af7fa5d3383264178c9e60dc03238a9d668b4464db8ed69782

Score

10^/10

locky ransomware

Malware Config

Signatures

Locky
Ransomware strain released in 2016, with advanced features like anti-analysis.
ransomware locky
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490
Modifies extensions of user files 1 IoCs
Ransomware generally changes the extension on encrypted files.
ransomware

Processes:

rundll32.exe

description ioc process

File opened for modification \??\c:\Users\Admin\Pictures\PopInitialize.tiff rundll32.exe
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Processes:

vssadmin.exe

pid process

1040 vssadmin.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

vssvc.exe

description pid process

Token: SeBackupPrivilege 1260 vssvc.exe
Token: SeRestorePrivilege 1260 vssvc.exe
Token: SeAuditPrivilege 1260 vssvc.exe

description	ioc	process
File opened for modification	\??\c:\Users\Admin\Pictures\PopInitialize.tiff	rundll32.exe

pid	process
1040	vssadmin.exe

description	pid	process
Token: SeBackupPrivilege	1260	vssvc.exe
Token: SeRestorePrivilege	1260	vssvc.exe
Token: SeAuditPrivilege	1260	vssvc.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

rundll32.exetaskeng.exe

description	pid	process	target process
PID 1064 wrote to memory of 1828	1064	rundll32.exe	rundll32.exe
PID 1064 wrote to memory of 1828	1064	rundll32.exe	rundll32.exe
PID 1064 wrote to memory of 1828	1064	rundll32.exe	rundll32.exe
PID 1064 wrote to memory of 1828	1064	rundll32.exe	rundll32.exe
PID 1064 wrote to memory of 1828	1064	rundll32.exe	rundll32.exe
PID 1064 wrote to memory of 1828	1064	rundll32.exe	rundll32.exe
PID 1064 wrote to memory of 1828	1064	rundll32.exe	rundll32.exe
PID 452 wrote to memory of 1040	452	taskeng.exe	vssadmin.exe
PID 452 wrote to memory of 1040	452	taskeng.exe	vssadmin.exe
PID 452 wrote to memory of 1040	452	taskeng.exe	vssadmin.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\60f634413cb2e27303ef7854667c967ae1253266bc19fc3331943e82d38fccf3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1064

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\60f634413cb2e27303ef7854667c967ae1253266bc19fc3331943e82d38fccf3.dll,#1
2⤵
- Modifies extensions of user files
PID:1828

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1260

C:\Windows\system32\taskeng.exe
taskeng.exe {2BE4A707-9C3B-4904-97A6-B357AED5EC01} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:452

C:\Windows\system32\vssadmin.exe
C:\Windows\system32\vssadmin.exe Delete Shadows /Quiet /All
2⤵
- Interacts with shadow copies
PID:1040

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File Deletion

T1107

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

T1490

Replay Monitor

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Downloads

memory/1040-60-0x0000000000000000-mapping.dmp

Download
memory/1828-54-0x0000000000000000-mapping.dmp

Download
memory/1828-55-0x00000000751C1000-0x00000000751C3000-memory.dmp

Filesize
8KB

Download
memory/1828-56-0x0000000074950000-0x0000000074979000-memory.dmp

Filesize
164KB

Download
memory/1828-57-0x0000000074920000-0x0000000074949000-memory.dmp

Filesize
164KB

Download
memory/1828-58-0x0000000074920000-0x0000000074949000-memory.dmp

Filesize
164KB

Download
memory/1828-61-0x0000000074950000-0x0000000074979000-memory.dmp

Filesize
164KB

Download
memory/1828-62-0x0000000074920000-0x0000000074949000-memory.dmp

Filesize
164KB

Download
memory/1828-63-0x0000000074950000-0x0000000074979000-memory.dmp

Filesize
164KB

Download