darkvnc | 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55

General

Target

0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
Size

579KB
MD5

fe9462599a08f62eb6d8035dd453fad7
SHA1

6fdf760e3768ab2797ccd271f59a48abb8b7a6bd
SHA256

0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55
SHA512

6de9d4fa81af0bd904bc1b88339a62a4e2f46dd7575771f68e42dd77389cf96907f6af1dbbe1bf2e4e5a1e7d4cbeb4dc7cf5af23b9bde187759c405f1127ea5c

Score

10^/10

darkvnc neshta persistence rat spyware stealer

Malware Config

Signatures

DarkVNC
DarkVNC is a malicious version of the famous VNC software.
rat darkvnc

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe

Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta

DarkVNC Payload 3 IoCs

rat

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\3582-490\0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe	darkvnc
C:\Users\Admin\AppData\Local\Temp\3582-490\0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe	darkvnc
behavioral1/memory/2940-120-0x00000266A5950000-0x00000266A5A1A000-memory.dmp	darkvnc

Executes dropped EXE 1 IoCs

Processes:

0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe

pid process

512 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
512	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe

description	pid	process	target process
PID 512 set thread context of 2940	512	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe	WerFault.exe

Drops file in Program Files directory 53 IoCs

Processes:

0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\armsvc.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ACCESS~1\wordpad.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{F4220~1\VC_RED~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\WinMail.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe

Drops file in Windows directory 1 IoCs

Processes:

0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe

description ioc process

File opened for modification C:\Windows\svchost.com 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File opened for modification	C:\Windows\svchost.com	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe

Modifies registry class 1 IoCs

Processes:

0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe

pid process

512 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe

pid	process
512	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe

description	pid	process	target process
PID 1052 wrote to memory of 512	1052	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
PID 1052 wrote to memory of 512	1052	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
PID 1052 wrote to memory of 512	1052	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
PID 512 wrote to memory of 2940	512	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe	WerFault.exe
PID 512 wrote to memory of 2940	512	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe	WerFault.exe
PID 512 wrote to memory of 2940	512	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe	WerFault.exe
PID 512 wrote to memory of 2940	512	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe	WerFault.exe
PID 512 wrote to memory of 2940	512	0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
"C:\Users\Admin\AppData\Local\Temp\0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe"
1⤵
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1052

C:\Users\Admin\AppData\Local\Temp\3582-490\0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:512

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe
3⤵
PID:2940

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\3582-490\0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
MD5
0ee2c60b8e99b5da3c495f1dd2861cd5

SHA1
0d040ef434e0db2679ce78ec8996895399cc2cf9

SHA256
1ca91e55867ad256da14a7b0c5679e94395da033e87aab24c9a9187963829a87

SHA512
996ae9cc73b2aee3049975c757210724b838e959fd79c811b80ea1b0c23a6949e40805f62a77a66400ae5e1b3d5d97dc0af28b8ff474794068efa43a6f4e9005

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe
MD5
0ee2c60b8e99b5da3c495f1dd2861cd5

SHA1
0d040ef434e0db2679ce78ec8996895399cc2cf9

SHA256
1ca91e55867ad256da14a7b0c5679e94395da033e87aab24c9a9187963829a87

SHA512
996ae9cc73b2aee3049975c757210724b838e959fd79c811b80ea1b0c23a6949e40805f62a77a66400ae5e1b3d5d97dc0af28b8ff474794068efa43a6f4e9005

Download Submit
memory/512-115-0x0000000000000000-mapping.dmp

Download
memory/2940-118-0x0000000000000000-mapping.dmp

Download
memory/2940-119-0x00000266A57C0000-0x00000266A57E9000-memory.dmp

Filesize
164KB

Download
memory/2940-120-0x00000266A5950000-0x00000266A5A1A000-memory.dmp

Filesize
808KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads