0d9387263e0a465ec6ea91f6f774befd65f88986edf43b5066715914d652f543

Analysis

max time kernel
139s
max time network
42s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
15/04/2023, 13:26

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General

Target

Clip Studio Paint EX v2.0.0/Clip Studio Paint EX v2.0.0.rar
Size

396.3MB
MD5

5127f15fa815f080c45a74eb8a414357
SHA1

b4dc92c8fbadca896176260e5a4ec1053bb7c84d
SHA256

fecfa35dc078db4df3341953d53ba51064e17629a8a527cfa9c361aa1a81e1ff
SHA512

eba24eadf584d35b0450518b9d2a56b66e061cadd7cb73fd89aaa81fcdb3cafa76fa6066d6f774678a46484cfc20fb68d01cbd8d1bbb5af432250b2c92351d07
SSDEEP

6291456:yGgO0Xug2tIP7QW4v79p6XD+NQZ2R4iGnUWiHoNdAVL2VZE8C8WO98ZU/Lbq:yHug2IPclpw64FiHu+SVw8WOSOnq

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

description	ioc	Process
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 behavior: AddClipboardFormatListener 1 IoCs

pid	Process
988	vlc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
988	vlc.exe

Suspicious use of FindShellTrayWindow 9 IoCs

pid	Process
988	vlc.exe
988	vlc.exe
988	vlc.exe
988	vlc.exe
988	vlc.exe
988	vlc.exe
988	vlc.exe
988	vlc.exe
988	vlc.exe

Suspicious use of SendNotifyMessage 8 IoCs

pid	Process
988	vlc.exe
988	vlc.exe
988	vlc.exe
988	vlc.exe
988	vlc.exe
988	vlc.exe
988	vlc.exe
988	vlc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
988	vlc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 1648	2028	cmd.exe	28
PID 2028 wrote to memory of 1648	2028	cmd.exe	28
PID 2028 wrote to memory of 1648	2028	cmd.exe	28
PID 1648 wrote to memory of 988	1648	rundll32.exe	29
PID 1648 wrote to memory of 988	1648	rundll32.exe	29
PID 1648 wrote to memory of 988	1648	rundll32.exe	29

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Clip Studio Paint EX v2.0.0\Clip Studio Paint EX v2.0.0.rar"
1⤵
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Clip Studio Paint EX v2.0.0\Clip Studio Paint EX v2.0.0.rar
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1648
- - C:\Program Files\VideoLAN\VLC\vlc.exe
    "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\Clip Studio Paint EX v2.0.0\Clip Studio Paint EX v2.0.0.rar"
    3⤵
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of SetWindowsHookEx
    PID:988

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

Replay Monitor

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Downloads

memory/988-83-0x000000013F300000-0x000000013F3F8000-memory.dmp

Filesize
992KB

Download
memory/988-84-0x000007FEFAB70000-0x000007FEFABA4000-memory.dmp

Filesize
208KB

Download
memory/988-85-0x000007FEF6370000-0x000007FEF6624000-memory.dmp

Filesize
2.7MB

Download
memory/988-86-0x000007FEFB340000-0x000007FEFB358000-memory.dmp

Filesize
96KB

Download
memory/988-87-0x000007FEFAB30000-0x000007FEFAB47000-memory.dmp

Filesize
92KB

Download
memory/988-88-0x000007FEFAB10000-0x000007FEFAB21000-memory.dmp

Filesize
68KB

Download
memory/988-89-0x000007FEFAA90000-0x000007FEFAAA7000-memory.dmp

Filesize
92KB

Download
memory/988-90-0x000007FEFAA70000-0x000007FEFAA81000-memory.dmp

Filesize
68KB

Download
memory/988-91-0x000007FEFAA50000-0x000007FEFAA6D000-memory.dmp

Filesize
116KB

Download
memory/988-92-0x000007FEFA880000-0x000007FEFA891000-memory.dmp

Filesize
68KB

Download
memory/988-93-0x000007FEF60F0000-0x000007FEF62F0000-memory.dmp

Filesize
2.0MB

Download
memory/988-94-0x000007FEF5040000-0x000007FEF60EB000-memory.dmp

Filesize
16.7MB

Download
memory/988-95-0x000007FEFA840000-0x000007FEFA87F000-memory.dmp

Filesize
252KB

Download
memory/988-96-0x000007FEFA810000-0x000007FEFA831000-memory.dmp

Filesize
132KB

Download
memory/988-97-0x000007FEFA7F0000-0x000007FEFA808000-memory.dmp

Filesize
96KB

Download
memory/988-98-0x000007FEFA690000-0x000007FEFA6A1000-memory.dmp

Filesize
68KB

Download
memory/988-99-0x000007FEFA670000-0x000007FEFA681000-memory.dmp

Filesize
68KB

Download
memory/988-100-0x000007FEFA650000-0x000007FEFA661000-memory.dmp

Filesize
68KB

Download
memory/988-101-0x000007FEFA630000-0x000007FEFA64B000-memory.dmp

Filesize
108KB

Download
memory/988-102-0x000007FEFA610000-0x000007FEFA621000-memory.dmp

Filesize
68KB

Download
memory/988-103-0x000007FEFA5F0000-0x000007FEFA608000-memory.dmp

Filesize
96KB

Download
memory/988-104-0x000007FEF6DB0000-0x000007FEF6DE0000-memory.dmp

Filesize
192KB

Download
memory/988-105-0x000007FEF6770000-0x000007FEF67D7000-memory.dmp

Filesize
412KB

Download
memory/988-106-0x000007FEF4FD0000-0x000007FEF503F000-memory.dmp

Filesize
444KB

Download
memory/988-107-0x000007FEF6D90000-0x000007FEF6DA1000-memory.dmp

Filesize
68KB

Download
memory/988-108-0x000007FEF4F70000-0x000007FEF4FC6000-memory.dmp

Filesize
344KB

Download
memory/988-109-0x000007FEF6340000-0x000007FEF6368000-memory.dmp

Filesize
160KB

Download
memory/988-110-0x000007FEF4F40000-0x000007FEF4F64000-memory.dmp

Filesize
144KB

Download
memory/988-111-0x000007FEF6D70000-0x000007FEF6D87000-memory.dmp

Filesize
92KB

Download
memory/988-112-0x000007FEF4F10000-0x000007FEF4F33000-memory.dmp

Filesize
140KB

Download
memory/988-113-0x000007FEF4EF0000-0x000007FEF4F01000-memory.dmp

Filesize
68KB

Download
memory/988-115-0x000007FEF4DD0000-0x000007FEF4DF1000-memory.dmp

Filesize
132KB

Download
memory/988-114-0x000007FEF4E00000-0x000007FEF4E12000-memory.dmp

Filesize
72KB

Download
memory/988-116-0x000007FEF4DB0000-0x000007FEF4DC3000-memory.dmp

Filesize
76KB

Download
memory/988-117-0x000007FEF4CF0000-0x000007FEF4D02000-memory.dmp

Filesize
72KB

Download
memory/988-118-0x000007FEF4BB0000-0x000007FEF4CEB000-memory.dmp

Filesize
1.2MB

Download
memory/988-119-0x000007FEF4B80000-0x000007FEF4BAC000-memory.dmp

Filesize
176KB

Download
memory/988-120-0x000007FEF4950000-0x000007FEF4B02000-memory.dmp

Filesize
1.7MB

Download
memory/988-121-0x000007FEF48F0000-0x000007FEF494C000-memory.dmp

Filesize
368KB

Download
memory/988-122-0x000007FEF4790000-0x000007FEF47A1000-memory.dmp

Filesize
68KB

Download
memory/988-123-0x000007FEF46F0000-0x000007FEF4787000-memory.dmp

Filesize
604KB

Download
memory/988-124-0x000007FEF45F0000-0x000007FEF4602000-memory.dmp

Filesize
72KB

Download
memory/988-125-0x000007FEF43B0000-0x000007FEF45E1000-memory.dmp

Filesize
2.2MB

Download
memory/988-126-0x000007FEF4290000-0x000007FEF43A2000-memory.dmp

Filesize
1.1MB

Download
memory/988-127-0x000007FEF3DE0000-0x000007FEF3E15000-memory.dmp

Filesize
212KB

Download
memory/988-128-0x000007FEF3DB0000-0x000007FEF3DD5000-memory.dmp

Filesize
148KB

Download
memory/988-129-0x000007FEF3D90000-0x000007FEF3DA1000-memory.dmp

Filesize
68KB

Download
memory/988-130-0x000007FEF3D20000-0x000007FEF3D81000-memory.dmp

Filesize
388KB

Download
memory/988-131-0x000007FEF3AB0000-0x000007FEF3AC1000-memory.dmp

Filesize
68KB

Download
memory/988-132-0x000007FEF3A90000-0x000007FEF3AA2000-memory.dmp

Filesize
72KB

Download
memory/988-133-0x000007FEF3A70000-0x000007FEF3A83000-memory.dmp

Filesize
76KB

Download
memory/988-134-0x000007FEF39D0000-0x000007FEF3A6F000-memory.dmp

Filesize
636KB

Download
memory/988-135-0x000007FEF39B0000-0x000007FEF39C1000-memory.dmp

Filesize
68KB

Download
memory/988-136-0x000007FEF38A0000-0x000007FEF39A2000-memory.dmp

Filesize
1.0MB

Download
memory/988-137-0x000007FEF3880000-0x000007FEF3891000-memory.dmp

Filesize
68KB

Download
memory/988-138-0x000007FEF3860000-0x000007FEF3871000-memory.dmp

Filesize
68KB

Download
memory/988-139-0x000007FEF3840000-0x000007FEF3851000-memory.dmp

Filesize
68KB

Download
memory/988-140-0x000007FEF3820000-0x000007FEF3832000-memory.dmp

Filesize
72KB

Download
memory/988-141-0x000007FEF3800000-0x000007FEF3818000-memory.dmp

Filesize
96KB

Download
memory/988-142-0x000007FEF37E0000-0x000007FEF37F6000-memory.dmp

Filesize
88KB

Download
memory/988-143-0x000007FEF37B0000-0x000007FEF37D9000-memory.dmp

Filesize
164KB

Download
memory/988-144-0x000007FEF3790000-0x000007FEF37A2000-memory.dmp

Filesize
72KB

Download
memory/988-145-0x000007FEF3770000-0x000007FEF3781000-memory.dmp

Filesize
68KB

Download
memory/988-146-0x000007FEF3750000-0x000007FEF3761000-memory.dmp

Filesize
68KB

Download