0f96489c8ca3b207b0c6fd129a56cf9380ad29ecb551d1f04010481952ce3a82

Analysis

max time kernel
1490s
max time network
1476s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
21/02/2024, 01:17

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General

Target

ransomware-builder-main/CrypterBuilder/BuilderThread.py
Size

19KB
MD5

80f8b37e885d69ca5b978d0667272984
SHA1

43a9b7da0033567131264da68b9c7bab90b22d33
SHA256

8f2d72c354e623554292adde4afa9cc67495fffb403af9a3a58ee7b621601dbe
SHA512

c164b4f5de3bd364e9bcd17bc6e77e2726cbcce74a1a5f650a949d1fa6b3c26285cc7d5d15e2e2a03fd69e88acf891aa3f6a0048b6f33e9221810b0a402fa87e
SSDEEP

192:gshXJ0oT1GwJt17sXzkW7LoT7Zu/h0nFMerrNAA2szcFQbRUukvHwrIWfFHusXlj:NhXJ0IjcYWgT7PW+hp2icGyvHwNFjJP

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeManageVolumePrivilege	1920	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2264	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\ransomware-builder-main\CrypterBuilder\BuilderThread.py
1⤵
- Modifies registry class
PID:3616

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:2264

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:4864

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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/1920-0-0x0000026204640000-0x0000026204650000-memory.dmp

Filesize
64KB

Download
memory/1920-16-0x0000026204740000-0x0000026204750000-memory.dmp

Filesize
64KB

Download
memory/1920-32-0x000002620CAA0000-0x000002620CAA1000-memory.dmp

Filesize
4KB

Download
memory/1920-34-0x000002620CAD0000-0x000002620CAD1000-memory.dmp

Filesize
4KB

Download
memory/1920-35-0x000002620CAD0000-0x000002620CAD1000-memory.dmp

Filesize
4KB

Download
memory/1920-36-0x000002620CBE0000-0x000002620CBE1000-memory.dmp

Filesize
4KB

Download