e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96

General

Target

e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Size

76KB
MD5

09831f036dd3defd2e826e5b3f05a08b
SHA1

88c539a6a99737828bffee9b11bcd685ac146714
SHA256

e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96
SHA512

fc972dc9b29c416379822b7c169773cda23495da3a06ae0c86a4444ec5dc8006ac8d025fef38aa6518b6eef2eb790d3680039192d15ba77bd32c5cea0713df91
SSDEEP

768:NembNRqsuhlGOBrhgFwumSCbxTGy/BBGg4NKJJKqUThbJ32+ve7i40vN0TlT+Xkj:Dnqdu3abBGy3G8V0iuo2i

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:

e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exescn.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	scn.exe

Modifies visibility of file extensions in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Processes:

e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exescn.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	scn.exe

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

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Processes:

e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exescn.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	scn.exe

Executes dropped EXE 1 IoCs

Processes:

scn.exe

pid process

3128 scn.exe

pid	process
3128	scn.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

scn.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	scn.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\VisualStyle = "c:\\windows\\system32\\Desktop.sysm"	scn.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:

scn.exe

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

Drops file in System32 directory 6 IoCs

Processes:

scn.exee65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe

description	ioc	process
File opened for modification	\??\c:\windows\SysWOW64\Windows 3D.scr	scn.exe
File created	\??\c:\windows\SysWOW64\Desktop.sysm	scn.exe
File created	\??\c:\windows\SysWOW64\CommandPrompt.Sysm	scn.exe
File created	\??\c:\windows\SysWOW64\maxtrox.txt	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
File created	\??\c:\windows\SysWOW64\Windows 3D.scr	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
File opened for modification	\??\c:\windows\SysWOW64\maxtrox.txt	scn.exe

Drops file in Program Files directory 27 IoCs

Processes:

scn.exe

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

Modifies registry class 36 IoCs

Processes:

e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exescn.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic"	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon	scn.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command	scn.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\ = "System Mechanic"	scn.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe"	scn.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon\ = "c:\\windows\\SysWow64\\netsetup.exe"	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe"	scn.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm	scn.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command	scn.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1"	scn.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell\Open\Command\ = "%1"	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	scn.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\NeverShowExt	scn.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1"	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct"	scn.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\NeverShowExt	scn.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\NeverShowExt	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\DefaultIcon\ = "c:\\windows\\SysWow64\\rasphone.exe"	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	scn.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd	scn.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\ = "Microsoft System Direct"	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\Shell	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.Msd\Shell\Open\Command\ = "%1"	scn.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.sysm\DefaultIcon	scn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exescn.exe

pid process

548 e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
3128 scn.exe

pid	process
548	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
3128	scn.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe

description	pid	process	target process
PID 548 wrote to memory of 3128	548	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe	scn.exe
PID 548 wrote to memory of 3128	548	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe	scn.exe
PID 548 wrote to memory of 3128	548	e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe	scn.exe

C:\Users\Admin\AppData\Local\Temp\e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe
"C:\Users\Admin\AppData\Local\Temp\e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96.exe"
1⤵
- Modifies system executable filetype association
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:548

\??\c:\Documents and Settings\Admin\Application Data\Microsoft\scn.exe
"c:\Documents and Settings\Admin\Application Data\Microsoft\scn.exe" e65779d5810db257032dc6e8ecb35bddb78cb1996c2bd3670d72e64692b45e96
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:3128

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\scn.exe

Filesize
76KB

MD5
b4d0a8f87c3287583effc8839ce21fce

SHA1
7d062711e354729c3db80846d77a0b9627b30f51

SHA256
e68f7f8dd26a009f599857aa5cc6d4e714669e5d1663301dc742db698363764a

SHA512
e9a7d6dadf2b116f1dc057228a8132cc8fff7daf5b95366a726a23951b17f4418b7f94a558389004913262b7bf4d2e9a08c1a2a1b3d518962158b0f657b68e99

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

Filesize
76KB

MD5
b4d0a8f87c3287583effc8839ce21fce

SHA1
7d062711e354729c3db80846d77a0b9627b30f51

SHA256
e68f7f8dd26a009f599857aa5cc6d4e714669e5d1663301dc742db698363764a

SHA512
e9a7d6dadf2b116f1dc057228a8132cc8fff7daf5b95366a726a23951b17f4418b7f94a558389004913262b7bf4d2e9a08c1a2a1b3d518962158b0f657b68e99

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

Filesize
76KB

MD5
ca0980581a367ec39456980547f6b495

SHA1
8acb0ebf6ae5caab0bee859a1e4cad8b13c23640

SHA256
27a9b29c3a7428532573e31c507d95e49c0760e0300b8f724d7a827fb8c9fef8

SHA512
326741a05ea07f4f03c31524be6d7b9e45e8ad77d3ca86669f1b1d1e08039f900774c55583b627e4bde7fc903c86098cf0e1a4c74dd197f278e1a52c683691f6

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

Filesize
8B

MD5
24865ca220aa1936cbac0a57685217c5

SHA1
37f687cafe79e91eae6cbdffbf2f7ad3975f5e83

SHA256
841e95fa333ed89085bfbab19bb658d96ed0c837d25721411233fa55c860c743

SHA512
c8d3f514c72f48fed5de9582c4252cf5466a9d32866d8df3631ba9274ed734bb95139e4909e8116a10947fc1afa1dbeb33809da6ec050e6e4eb83d5241aeb062

Download Submit
memory/3128-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads