ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460

General

Target

ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Size

76KB
MD5

7a3ddac45731e561794b0775a60a06fc
SHA1

a397bc9e1dfc36752f3b37f247bfffcc8b86abcc
SHA256

ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460
SHA512

d1f8de2822ccaaeeaa686903697cdf98eecd9783265a4ba5a24808f375b32c3e42a324e30c323b7327af089053b42a3f5825d4c3bcd2d02f3cf9a7c73ad577d4
SSDEEP

768:membNRqsuhlGOBrhgFwu8CbxTGy/BBGg4NKJJKqUThbJ32+ve7i40vN0TlT+Xkht:knqdu3rbBGy3G8V0iuoKG

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 2 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exescnw.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	scnw.exe

Modifies visibility of file extensions in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Processes:

ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exescnw.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	scnw.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Processes:

ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exescnw.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	scnw.exe

Executes dropped EXE 1 IoCs

Processes:

scnw.exe

pid process

948 scnw.exe

pid	process
948	scnw.exe

Loads dropped DLL 2 IoCs

Processes:

ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe

pid	process
1636	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
1636	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

scnw.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	scnw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VisualStyle = "c:\\windows\\system32\\Desktop.sysm"	scnw.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

scnw.exe

description	ioc	process
File opened (read-only)	\??\F:	scnw.exe
File opened (read-only)	\??\I:	scnw.exe
File opened (read-only)	\??\M:	scnw.exe
File opened (read-only)	\??\T:	scnw.exe
File opened (read-only)	\??\Z:	scnw.exe
File opened (read-only)	\??\X:	scnw.exe
File opened (read-only)	\??\H:	scnw.exe
File opened (read-only)	\??\K:	scnw.exe
File opened (read-only)	\??\U:	scnw.exe
File opened (read-only)	\??\V:	scnw.exe
File opened (read-only)	\??\W:	scnw.exe
File opened (read-only)	\??\R:	scnw.exe
File opened (read-only)	\??\B:	scnw.exe
File opened (read-only)	\??\J:	scnw.exe
File opened (read-only)	\??\N:	scnw.exe
File opened (read-only)	\??\P:	scnw.exe
File opened (read-only)	\??\Q:	scnw.exe
File opened (read-only)	\??\Y:	scnw.exe
File opened (read-only)	\??\E:	scnw.exe
File opened (read-only)	\??\G:	scnw.exe
File opened (read-only)	\??\L:	scnw.exe
File opened (read-only)	\??\O:	scnw.exe
File opened (read-only)	\??\S:	scnw.exe

Drops file in System32 directory 6 IoCs

Processes:

scnw.exeab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe

description	ioc	process
File created	\??\c:\windows\SysWOW64\Desktop.sysm	scnw.exe
File created	\??\c:\windows\SysWOW64\CommandPrompt.Sysm	scnw.exe
File created	\??\c:\windows\SysWOW64\maxtrox.txt	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
File created	\??\c:\windows\SysWOW64\Windows 3D.scr	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
File opened for modification	\??\c:\windows\SysWOW64\maxtrox.txt	scnw.exe
File opened for modification	\??\c:\windows\SysWOW64\Windows 3D.scr	scnw.exe

Drops file in Program Files directory 34 IoCs

Processes:

scnw.exe

description	ioc	process
File opened for modification	\??\c:\Program Files\Windows Media Player\WMPSideShowGadget.exe	scnw.exe
File opened for modification	\??\c:\Program Files\7-Zip\Uninstall.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Internet Explorer\ielowutil.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\default-browser-agent.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\minidump-analyzer.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmplayer.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Internet Explorer\iediagcmd.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\crashreporter.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\plugin-container.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Windows Defender\MpCmdRun.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmpenc.exe	scnw.exe
File opened for modification	\??\c:\Program Files\7-Zip\7zG.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Internet Explorer\ieinstal.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Internet Explorer\iexplore.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\firefox.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmpnetwk.exe	scnw.exe
File opened for modification	\??\c:\Program Files\7-Zip\7z.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\WMPDMC.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmpshare.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Windows Sidebar\sidebar.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmlaunch.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmprph.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\pingsender.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\updater.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Windows Defender\MSASCui.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Windows Mail\wab.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Windows Mail\wabmig.exe	scnw.exe
File opened for modification	\??\c:\Program Files\7-Zip\7zFM.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\maintenanceservice.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Windows Journal\PDIALOG.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmpconfig.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Mozilla Firefox\plugin-hang-ui.exe	scnw.exe
File opened for modification	\??\c:\Program Files\Windows Media Player\wmpnscfg.exe	scnw.exe

Modifies registry class 36 IoCs

Processes:

scnw.exeab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe"	scnw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic"	scnw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1"	scnw.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm	scnw.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon	scnw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1"	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe"	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt	scnw.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon	scnw.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command	scnw.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct"	scnw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe"	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command	scnw.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd	scnw.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	scnw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	scnw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1"	scnw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic"	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1"	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt	scnw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe"	scnw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct"	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exescnw.exe

pid process

1636 ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
948 scnw.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe

description	pid	process	target process
PID 1636 wrote to memory of 948	1636	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe	scnw.exe
PID 1636 wrote to memory of 948	1636	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe	scnw.exe
PID 1636 wrote to memory of 948	1636	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe	scnw.exe
PID 1636 wrote to memory of 948	1636	ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe	scnw.exe

C:\Users\Admin\AppData\Local\Temp\ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe
"C:\Users\Admin\AppData\Local\Temp\ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460.exe"
1⤵
- Modifies system executable filetype association
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1636

\??\c:\Documents and Settings\Admin\Application Data\Microsoft\scnw.exe
"c:\Documents and Settings\Admin\Application Data\Microsoft\scnw.exe" ab3e0d4191b18fcf9b1d0ff8bba4fbb250f48f03c04a17919366d054bcc0a460
2⤵
- Modifies system executable filetype association
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:948

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Hidden Files and Directories

2

T1158

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\scnw.exe

Filesize
76KB

MD5
a04d42b95883fd063b71c77d81cdf829

SHA1
781f4fc4d39703af9e24dc786f327a9addd2d299

SHA256
8549efc11268b9a652e11bb287e4c485ed14673e871758c50c86b2906baa3424

SHA512
c0095609af0497f410cf37054e426b9f976568ac3098f14412bab79a604013f2155fd20d09ed07b0c14d9a1bd17f6f3ed41da43c061142da19ffb601cf8d5f69

Download Submit
\??\c:\Documents and Settings\Admin\Application Data\Microsoft\scnw.exe

Filesize
76KB

MD5
a04d42b95883fd063b71c77d81cdf829

SHA1
781f4fc4d39703af9e24dc786f327a9addd2d299

SHA256
8549efc11268b9a652e11bb287e4c485ed14673e871758c50c86b2906baa3424

SHA512
c0095609af0497f410cf37054e426b9f976568ac3098f14412bab79a604013f2155fd20d09ed07b0c14d9a1bd17f6f3ed41da43c061142da19ffb601cf8d5f69

Download Submit
\??\c:\windows\SysWOW64\Windows 3D.scr

Filesize
76KB

MD5
3ebe52593b54fca1c7fa70b70b9bbaae

SHA1
1e0534cf2beea632695983828c3196f53a62eab9

SHA256
4430b76d9925e490a56c496b2ea0000fe521d3ad0a4e908b03cd40b32dca674e

SHA512
0c6392ef856f0bef24684e6981be200ff216a5208e662b0cc941fdc7c3e69f208358ea661c201e4efb2467e51831b2ec7cb772c61dd544de295c3355695d414a

Download Submit
\??\c:\windows\SysWOW64\maxtrox.txt

Filesize
8B

MD5
24865ca220aa1936cbac0a57685217c5

SHA1
37f687cafe79e91eae6cbdffbf2f7ad3975f5e83

SHA256
841e95fa333ed89085bfbab19bb658d96ed0c837d25721411233fa55c860c743

SHA512
c8d3f514c72f48fed5de9582c4252cf5466a9d32866d8df3631ba9274ed734bb95139e4909e8116a10947fc1afa1dbeb33809da6ec050e6e4eb83d5241aeb062

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\scnw.exe

Filesize
76KB

MD5
a04d42b95883fd063b71c77d81cdf829

SHA1
781f4fc4d39703af9e24dc786f327a9addd2d299

SHA256
8549efc11268b9a652e11bb287e4c485ed14673e871758c50c86b2906baa3424

SHA512
c0095609af0497f410cf37054e426b9f976568ac3098f14412bab79a604013f2155fd20d09ed07b0c14d9a1bd17f6f3ed41da43c061142da19ffb601cf8d5f69

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\scnw.exe

Filesize
76KB

MD5
a04d42b95883fd063b71c77d81cdf829

SHA1
781f4fc4d39703af9e24dc786f327a9addd2d299

SHA256
8549efc11268b9a652e11bb287e4c485ed14673e871758c50c86b2906baa3424

SHA512
c0095609af0497f410cf37054e426b9f976568ac3098f14412bab79a604013f2155fd20d09ed07b0c14d9a1bd17f6f3ed41da43c061142da19ffb601cf8d5f69

Download Submit
memory/948-58-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads