db8eb8347ed084c3ee3707ad032743e350157abcaf2817e5f15777b20c554b7f

Resubmissions

23-02-2023 13:58

230223-q979csga63 10

23-02-2023 13:58

30-01-2023 00:58

15-01-2023 07:31

15-01-2023 07:28

15-01-2023 01:34

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
15-01-2023 07:28

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Report Analysis Logs

General

Target

working_attack.7z
Size

925KB
MD5

79c2ac9fb282708c97b2622b1dcf8428
SHA1

bbfeb1b3a9379ca5fd894b8c5afa0b95f5eef1b7
SHA256

db8eb8347ed084c3ee3707ad032743e350157abcaf2817e5f15777b20c554b7f
SHA512

2334c5568ec148985245936d8301e8677b0d6b9809943f1c705ab80572be150d598525df205b8902f8739322f1faa42eb52087048cf57164311002a8e32d2f5f
SSDEEP

24576:y7zYd9xdNsC/TbVTUGTL/g5zXCXPukSSw1hSD6xTBeJw6HXss5:ezY3bWYTUkhhSSuhS0G3s8

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-1-5-21-4246620582-653642754-1174164128-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

7zG.exe

description	pid	process
Token: SeRestorePrivilege	1040	7zG.exe
Token: 35	1040	7zG.exe
Token: SeSecurityPrivilege	1040	7zG.exe
Token: SeSecurityPrivilege	1040	7zG.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

7zG.exe

pid process

1040 7zG.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

OpenWith.exe

pid process

3064 OpenWith.exe

pid	process
1040	7zG.exe

pid	process
3064	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\working_attack.7z
1⤵
- Modifies registry class
PID:4868

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:3064

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:4524

C:\Program Files\7-Zip\7zG.exe
"C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\AppData\Local\Temp\" -an -ai#7zMap9500:106:7zEvent8850
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1040

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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