453eebd2dcf98e15e9ccab2c706438a9d34497631db1f64b6fe9cc3ed41696da

Analysis

max time kernel
111s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01-10-2022 11:14

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General

Target

LockBit3Builder.7z
Size

144KB
MD5

7db3797ee09aedc1c6ec1389ab199493
SHA1

42bc848028f3256cd671301991795ecc44fef4e7
SHA256

453eebd2dcf98e15e9ccab2c706438a9d34497631db1f64b6fe9cc3ed41696da
SHA512

9b42015bbb7bed0bab806c73edf43ef523e96908a501373964aebf1aa6b61952f1e4c122ca0f9b25be60fc331abc082701cf0dedeb2ee95ec8b519bef9936e7a
SSDEEP

3072:6PLaNeqK0aYGnzelprFxDbuUqwRx5eWIgBefs5kZPPDFJEPZ8UYgp:6PqTK0aYG6lpXnu7ycNZ3RGh87+

Score

3^/10

Malware Config

Signatures

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

Processes:

cmd.exeOpenWith.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings	OpenWith.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

OpenWith.exe

pid process

4928 OpenWith.exe

Suspicious use of SetWindowsHookEx 31 IoCs

Processes:

OpenWith.exe

pid	process
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe
4928	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\LockBit3Builder.7z
1⤵
- Modifies registry class
PID:3572

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4928

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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