cobaltstrike | 540fe31359f7aa858f49e84097eef0b399e492a35e57b93265868fbc57b7110a

user interaction
yes
max time kernel
149s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20251231-en
resource tags

arch:x64arch:x86image:win10v2004-20251231-enlocale:en-usos:windows10-2004-x64system
submitted
17/01/2026, 16:48

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Report Analysis Logs

General

Target
cobaltstrike_shellcode.exe
Size 219KB
Sample260117-vbc3sagy6d
SHA256 b9321c27be4295c15d7f92fafc20d7ccac5f21204b79ebc2fed583dda0197cf9
MD5 24d99ba5654cdf31141c66fd9417b7e0
SHA1 0e06aedf5b25cf248131c9eff5a331f4bb1fcb67
SHA512 351e8c078595d1c829385d0bfbeb2560dd62fa063645e40593ba63af8862fc90bbd24438aebb0fb952cb78bf80b91ea35dbabdc91d760fd69c7f188e45075872
SSDEEP 6144:c8X2sNEFy+HVJbny+lgzgeFgUQI9aiGynMOyX:T3NEFy8VJO+GTFgUzaL6MO+
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

backdoor 1359593325 discovery cobaltstrike trojan

Malware Config

Extracted

Family

cobaltstrike

Botnet

1359593325

http://120.79.181.138:443/pixel

Attributes

access_type
512
beacon_type
2048
host
120.79.181.138,/pixel
http_header1
AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=
http_header2
AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=
http_method1
GET
http_method2
POST
polling_time
60000
port_number
443
sc_process32
%windir%\syswow64\rundll32.exe
sc_process64
%windir%\sysnative\rundll32.exe
state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC5q7MB/tbUnzXSL7Zy+R/NrXBsv04yMfdAg46oqaulvNUOMYgsS/FPmKLLTw6knGLWSaH9+NVc0VkhsAjKhzjWIlVJqCoTZYIVu8CKnF/rDxYpmYjmqqd8EBIIxq3QuVWd6z7xYx7AZh1RDlecuKLPtX3fn6p9Wud81SEPl0wlyQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
unknown1
4096
unknown2
AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
uri
/submit.php
user_agent
Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; Trident/6.0)
watermark
1359593325

Signatures

Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
trojan backdoor cobaltstrike
Cobaltstrike family
cobaltstrike

Drops file in System32 directory 11 IoCs

description	ioc	Process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.chk	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.log	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.jfm	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.dat	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.dat	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.chk	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.jcp	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.jtx	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSStmp.log	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSSres00001.jrs	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSSres00002.jrs	svchost.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cobaltstrike_shellcode.exe

Checks SCSI registry key(s) 3 TTPs 36 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\FriendlyName	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{cf73bb51-3abf-44a2-85e0-9a3dc7a12132}\0006	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002	PaintStudio.View.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\FriendlyName	PaintStudio.View.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{259abffc-50a7-47ce-af08-68c9a7d73366}\000C	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\007A	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{540b947e-8b40-45bc-a8a2-6a0b894cbda2}\0009	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\005A	PaintStudio.View.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\FriendlyName	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{259abffc-50a7-47ce-af08-68c9a7d73366}\000C	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\005A	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\007A	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{540b947e-8b40-45bc-a8a2-6a0b894cbda2}\0009	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{8c7ed206-3f8a-4827-b3ab-ae9e1faefc6c}\0004	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{cf73bb51-3abf-44a2-85e0-9a3dc7a12132}\0006	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{cf73bb51-3abf-44a2-85e0-9a3dc7a12132}\0006	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{cf73bb51-3abf-44a2-85e0-9a3dc7a12132}\0006	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\007A	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{8c7ed206-3f8a-4827-b3ab-ae9e1faefc6c}\0004	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{8c7ed206-3f8a-4827-b3ab-ae9e1faefc6c}\0004	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{540b947e-8b40-45bc-a8a2-6a0b894cbda2}\0009	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\007A	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{8c7ed206-3f8a-4827-b3ab-ae9e1faefc6c}\0004	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{259abffc-50a7-47ce-af08-68c9a7d73366}\000C	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{540b947e-8b40-45bc-a8a2-6a0b894cbda2}\0009	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\005A	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\005A	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{259abffc-50a7-47ce-af08-68c9a7d73366}\000C	PaintStudio.View.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	PaintStudio.View.exe

Modifies registry class 16 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.mspaint_8wekyb3d8bbwe\Internet Settings\Cache\Cookies\CacheLimit = "1"	PaintStudio.View.exe
Key created	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\MuiCache	PaintStudio.View.exe
Key created	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.mspaint_8wekyb3d8bbwe\Internet Settings\Cache	PaintStudio.View.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.mspaint_8wekyb3d8bbwe\Internet Settings\Cache\Content\CachePrefix	PaintStudio.View.exe
Key created	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.mspaint_8wekyb3d8bbwe\Internet Settings\Cache\Cookies	PaintStudio.View.exe
Key created	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.mspaint_8wekyb3d8bbwe\Internet Settings	PaintStudio.View.exe
Key created	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.mspaint_8wekyb3d8bbwe\Internet Settings\Cache\Extensible Cache	PaintStudio.View.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.mspaint_8wekyb3d8bbwe\Internet Settings\Cache\History\CachePrefix = "Visited:"	PaintStudio.View.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.mspaint_8wekyb3d8bbwe\Internet Settings\Cache\History\CacheVersion = "1"	PaintStudio.View.exe
Key created	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.mspaint_8wekyb3d8bbwe\Internet Settings\Cache\History	PaintStudio.View.exe
Key created	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.mspaint_8wekyb3d8bbwe\Internet Settings\Cache\Content	PaintStudio.View.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.mspaint_8wekyb3d8bbwe\Internet Settings\Cache\Content\CacheVersion = "1"	PaintStudio.View.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.mspaint_8wekyb3d8bbwe\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:"	PaintStudio.View.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.mspaint_8wekyb3d8bbwe\Internet Settings\Cache\Cookies\CacheVersion = "1"	PaintStudio.View.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.mspaint_8wekyb3d8bbwe\Internet Settings\Cache\History\CacheLimit = "1"	PaintStudio.View.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-637834294-2184659161-4185719757-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.mspaint_8wekyb3d8bbwe\Internet Settings\Cache\Content\CacheLimit = "51200"	PaintStudio.View.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4460	PaintStudio.View.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1220	mspaint.exe
1220	mspaint.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4460	PaintStudio.View.exe
Token: SeDebugPrivilege	4460	PaintStudio.View.exe
Token: SeDebugPrivilege	4460	PaintStudio.View.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1220	mspaint.exe
4460	PaintStudio.View.exe

C:\Users\Admin\AppData\Local\Temp\cobaltstrike_shellcode.exe
"C:\Users\Admin\AppData\Local\Temp\cobaltstrike_shellcode.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1968

C:\Windows\system32\mspaint.exe
"C:\Windows\system32\mspaint.exe" "C:\Users\Admin\Desktop\JoinShow.png" /ForceBootstrapPaint3D
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1220

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s DsSvc
1⤵
- Drops file in System32 directory
PID:1956

C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe
"C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe"
1⤵
- Checks SCSI registry key(s)
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4460

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

Projects.json

Path C:\Users\Admin\AppData\Local\Packages\Microsoft.MSPaint_8wekyb3d8bbwe\LocalState\Projects\Projects.json
Size 238B
SHA256 08dc4d792f4924ce3dc44ad273de3c445a74aaf0ce6dc97caaebacc537e0f794
MD5 58b039a26105c5e547b29b976d5cbcbc
SHA1 181641776963ff7514b95447e525e8824909b9f9
SHA512 9bc3d67374eef005f3c725ae86457974998e8850d51fef9c102f9b6c5f96d3d94da468c7e423a8e06f7c4b7a380c56c3c825dbaa9b1ea994dccef314122d9d98
TLSH
T157D0A76B61849D7DF6D143045A5C8883769407BDB6500C28E44A6E18A5930881132435
MD5 SHA1 SHA512 TLSH

Submit Download

Projects.json

Path C:\Users\Admin\AppData\Local\Packages\Microsoft.MSPaint_8wekyb3d8bbwe\LocalState\Projects\Projects.json
Size 2B
SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
MD5 d751713988987e9331980363e24189ce
SHA1 97d170e1550eee4afc0af065b78cda302a97674c
SHA512 b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
MD5 SHA1 SHA512

Submit Download

Projects.json

Path C:\Users\Admin\AppData\Local\Packages\Microsoft.MSPaint_8wekyb3d8bbwe\LocalState\Projects\Projects.json
Size 236B
SHA256 4b3b82b831a01c1ee7c624358a6e8511d7e6df298014022e37e3b30d47087086
MD5 889a838211cb7ebbeaa150a9bd0501ec
SHA1 f982d705aba4b39e9dcdd207b5f3523cfec8b413
SHA512 d6497b822d0557ce3cb955f097b639b5810511607a2cc29bb5a887ae14121d7292b5324416e6d342f33f5a711f490cd2deeb6d828e934bedb311f62ace5a9f88
TLSH
T1CED0A76A21888E7E95C60348469DC986B9F94378B6540868E80EFC9C6BB305D0223435
MD5 SHA1 SHA512 TLSH

Submit Download

Projects.json

Path C:\Users\Admin\AppData\Local\Packages\Microsoft.MSPaint_8wekyb3d8bbwe\LocalState\Projects\Projects.json
Size 237B
SHA256 7b63a3dd029b63310927ec783b46b986b8312c89a4c3ea8aaea66e2ccdceb572
MD5 7c6995137a97b220224806e9debc56e8
SHA1 5f07f9a3b628115e795620c11a937d5ace5b94fa
SHA512 484a7f24e5b1c119b0b48b523e70a98d518e5b77bdbce22829d2b41a9a4eead815e653cf3ed176e0134f0260df1b79feac368db2d079846ba1ca134be5d4d562
TLSH
T1C0D0A76A21888E6E95C60348469DC986B9E54378B6540868E80AEC9C6BB305D0233434
MD5 SHA1 SHA512 TLSH

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cloudCommunitySettings.json

Path C:\Users\Admin\AppData\Local\Packages\Microsoft.MSPaint_8wekyb3d8bbwe\LocalState\cloudCommunitySettings.json
Size 2KB
SHA256 52bfb22aa2d7b0ce083d312fb8fa8dcda3063207186f99fc259aebd9064cbedc
MD5 f4e4a03ebd0ab3a953c56a300d61d223
SHA1 97a9acf22c3bdd6989d7c120c21077c4d5a9a80e
SHA512 12aa71eea45720a4d7d057da0b662635671e4cd165ad2e0d30a3d2a43950b47dd60c26c1bbbe049418f815850e571b8d93e4c8b8cbbd686abc3cf7926ba719c2
TLSH
T12F519CEB0003BD5826FF95057133F52FF48FE096548856DB98C1E8BFE6A9064B29A028
MD5 SHA1 SHA512 TLSH

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