19857840331c8cc15dca34f5ad42c9d413cedfa307707d9c3764f2e7b43fc500

Analysis

max time kernel
170s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11-11-2022 05:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Software Yuki/SoftwareDataDebug/examples/android.py
Size

542B
MD5

9d06948472ef50cae816f2bc396572b9
SHA1

d7077b7370b6aa96de197556dad73fa42bc9cde5
SHA256

cd7fbe2d691ea6ebfec63a55408a7266c26ce467650d39cd43924b05ed681e2b
SHA512

0acf8fb10c7705e6eedf03b6e9ae19fa23983f9505fee4c7e7495d2f74405b6b86cd1e7fd205c655fe561207b3ffa6d66b5ca3466642eb667df78b199678a0dc

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 10 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

576 AcroRd32.exe
576 AcroRd32.exe
576 AcroRd32.exe

pid	process
576	AcroRd32.exe
576	AcroRd32.exe
576	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1028 wrote to memory of 912	1028	cmd.exe	rundll32.exe
PID 1028 wrote to memory of 912	1028	cmd.exe	rundll32.exe
PID 1028 wrote to memory of 912	1028	cmd.exe	rundll32.exe
PID 912 wrote to memory of 576	912	rundll32.exe	AcroRd32.exe
PID 912 wrote to memory of 576	912	rundll32.exe	AcroRd32.exe
PID 912 wrote to memory of 576	912	rundll32.exe	AcroRd32.exe
PID 912 wrote to memory of 576	912	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Software Yuki\SoftwareDataDebug\examples\android.py"
1⤵
- Suspicious use of WriteProcessMemory
PID:1028

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Software Yuki\SoftwareDataDebug\examples\android.py
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:912

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Software Yuki\SoftwareDataDebug\examples\android.py"
3⤵
- Suspicious use of SetWindowsHookEx
PID:576

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/576-81-0x0000000000000000-mapping.dmp

Download
memory/576-82-0x0000000075071000-0x0000000075073000-memory.dmp

Filesize
8KB

Download
memory/912-76-0x0000000000000000-mapping.dmp

Download
memory/1028-54-0x000007FEFB821000-0x000007FEFB823000-memory.dmp

Filesize
8KB

Download