0d9a8653e5518d5257e673acc67cca908e9da497b5e469fd26d35de659403ebd

Analysis

max time kernel
183s
max time network
65s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
25-03-2023 03:14

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General

Target

Spotify 1.2.7.1264/App/Spotify/resources.pak
Size

7.3MB
MD5

d74731ce9b252737721129bb55970598
SHA1

18d25adbe1c2c808d71ead465281bfe3a1d637d0
SHA256

d9bc680a02d25144c143ff6825ae8f149c9abf85f3894e975de6befed28bea0c
SHA512

c64bc65632fa523c63bf3843374779d004626c7f121115234b48bcddd56fc731fd11b62c2934f3b6174e6a1df7feace46f9db5335c9add46e3fbc3bad5e72f09
SSDEEP

196608:p5EkE0ocPVAjrXqqSJF+SEKfaOX9hHwFkkrLIcRRtkFj93:p5EkE0ocPVAXqXEKNXjw6krX4jh

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
Set value (str)	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_CLASSES\.pak\ = "pak_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_CLASSES\pak_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_CLASSES\pak_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_CLASSES\pak_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_CLASSES\pak_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_CLASSES\.pak	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_CLASSES\pak_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_CLASSES\pak_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

540 AcroRd32.exe
540 AcroRd32.exe

pid	process
540	AcroRd32.exe
540	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 936 wrote to memory of 1720	936	cmd.exe	rundll32.exe
PID 936 wrote to memory of 1720	936	cmd.exe	rundll32.exe
PID 936 wrote to memory of 1720	936	cmd.exe	rundll32.exe
PID 1720 wrote to memory of 540	1720	rundll32.exe	AcroRd32.exe
PID 1720 wrote to memory of 540	1720	rundll32.exe	AcroRd32.exe
PID 1720 wrote to memory of 540	1720	rundll32.exe	AcroRd32.exe
PID 1720 wrote to memory of 540	1720	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Spotify 1.2.7.1264\App\Spotify\resources.pak"
1⤵
- Suspicious use of WriteProcessMemory
PID:936

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Spotify 1.2.7.1264\App\Spotify\resources.pak
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1720

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\Spotify 1.2.7.1264\App\Spotify\resources.pak"
3⤵
- Suspicious use of SetWindowsHookEx
PID:540

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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