neshta | a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844

General

Target

a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
Size

331KB
MD5

5a2b8bf9ea5dfafb7468ec652fd48323
SHA1

35c3732955886a03080bd339d528912c3f2d4d2d
SHA256

a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844
SHA512

998f8ccce9f8753615fbb95900484c367bd0d0e557caa167d5608248610f8ac18c72d19baa1be48457100cff68f336795ddf1b00f1dac229d02cf26975692e00
SSDEEP

6144:v99o5yvLuXiP/v+97vx7o18Ydquy+ozR1dlZ2:vo5yvLuyf+9bxuqt+oV1dlQ

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta
Executes dropped EXE 1 IoCs

Processes:

a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

pid process

4580 a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

pid	process
4580	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.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

Drops file in Program Files directory 64 IoCs

Processes:

a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~2.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~3.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13165~1.21\MICROS~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MI9C33~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MI391D~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

Drops file in Windows directory 1 IoCs

Processes:

a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

description ioc process

File opened for modification C:\Windows\svchost.com a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2888 4580 WerFault.exe a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

description	ioc	process
File opened for modification	C:\Windows\svchost.com	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

pid	pid_target	process	target process
2888	4580	WerFault.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

Modifies registry class 1 IoCs

Processes:

a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

description	pid	process	target process
PID 2952 wrote to memory of 4580	2952	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
PID 2952 wrote to memory of 4580	2952	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
PID 2952 wrote to memory of 4580	2952	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe	a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe

C:\Users\Admin\AppData\Local\Temp\a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
"C:\Users\Admin\AppData\Local\Temp\a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe"
1⤵
- Modifies system executable filetype association
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2952

C:\Users\Admin\AppData\Local\Temp\3582-490\a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe"
2⤵
- Executes dropped EXE
PID:4580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 224
3⤵
- Program crash
PID:2888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4580 -ip 4580
1⤵
PID:4960

Network

MITRE ATT&CK Enterprise 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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\3582-490\a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
Filesize
290KB

MD5
b1c685247e32f89784d4e22ac87d1232

SHA1
151f2904e472c06b04b1869cec1977c593143324

SHA256
7f574bcf40e83e02d618777a7a8f573ced900a643fa38a8c2c26867a2f1a023b

SHA512
5754a342c7dcb5bbbaa72d258997db4d716bc75dfa7848615f4ce25d88e43441fc72bc40238c0613cd279d6347ee29eea1ba3a73561ff07a4fa847d6460f2099

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\a1814f705386a561ab74a9b190c8d1a9c8ad3e0b6482846e272820a2be38e844.exe
Filesize
290KB

MD5
b1c685247e32f89784d4e22ac87d1232

SHA1
151f2904e472c06b04b1869cec1977c593143324

SHA256
7f574bcf40e83e02d618777a7a8f573ced900a643fa38a8c2c26867a2f1a023b

SHA512
5754a342c7dcb5bbbaa72d258997db4d716bc75dfa7848615f4ce25d88e43441fc72bc40238c0613cd279d6347ee29eea1ba3a73561ff07a4fa847d6460f2099

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memory/4580-132-0x0000000000000000-mapping.dmp

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MITRE ATT&CK Enterprise v6

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