0d9a8653e5518d5257e673acc67cca908e9da497b5e469fd26d35de659403ebd

Analysis

max time kernel
150s
max time network
34s
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/locales/zh-TW.mo
Size

13KB
MD5

6d25502c16d983de8b774ecfa25abc9b
SHA1

f1673a23a104aa32117793c75de076b2447dbf1c
SHA256

b725eb24c40b35031369ddf2b0d1d5269f62ff8d7ddba4cf0ddaca36b3c697d0
SHA512

17d511a6a9aed591a5a15c91251e7d99df0677cbb7275a03b8dfac6a07352b1315facaea518f5f0c7bcf6cfaf6c9e3eeb83d0a47c8c158bc087a3704da0381ef
SSDEEP

384:MRqen1uudgNhA9ozOfBKr+c+Qp/YQTZCdJjVXPu+:oqesudzSB4bjVXPu+

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-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\mo_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\mo_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\mo_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\.mo	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\mo_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\mo_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\mo_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000_CLASSES\.mo\ = "mo_auto_file"	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1960 AcroRd32.exe
1960 AcroRd32.exe
1960 AcroRd32.exe

pid	process
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1992 wrote to memory of 1612	1992	cmd.exe	rundll32.exe
PID 1992 wrote to memory of 1612	1992	cmd.exe	rundll32.exe
PID 1992 wrote to memory of 1612	1992	cmd.exe	rundll32.exe
PID 1612 wrote to memory of 1960	1612	rundll32.exe	AcroRd32.exe
PID 1612 wrote to memory of 1960	1612	rundll32.exe	AcroRd32.exe
PID 1612 wrote to memory of 1960	1612	rundll32.exe	AcroRd32.exe
PID 1612 wrote to memory of 1960	1612	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Spotify 1.2.7.1264\App\Spotify\locales\zh-TW.mo"
1⤵
- Suspicious use of WriteProcessMemory
PID:1992

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\locales\zh-TW.mo
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1612

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\locales\zh-TW.mo"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1960

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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