neshta | d0891b1e577a1cfb158d02e9f81cc437592860f49035f4c97c51e20e99107652

General

Target

997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
Size

279KB
MD5

6e165159277b8b5603f751b246142971
SHA1

0db07e653db5217e54c2f34533886de9015b826b
SHA256

d0891b1e577a1cfb158d02e9f81cc437592860f49035f4c97c51e20e99107652
SHA512

0d16de7cd6ac2799a42ec2a7fd0e3b97dfa457976f841e4aa89c28fa67c8742b013575d5fcaa8a441ec41b2e49045d2f29298b7d6e3972bca6c1cf22c4e40c3f
SSDEEP

6144:k9A3SblSBfb4Rbzwv2LcfOtAOfsyf8C7Zwq4LloDdq:CblSp4RsLWtFs3Kw7LEq

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 4 IoCs

Processes:

resource	yara_rule
C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	family_neshta
behavioral2/memory/3668-93-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/3668-94-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/3668-96-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta

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

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:

997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

Processes:

997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Drops file in Program Files directory 64 IoCs

Processes:

997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe

Drops file in Windows directory 1 IoCs

Processes:

997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe

description ioc process

File opened for modification C:\Windows\svchost.com 997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File opened for modification	C:\Windows\svchost.com	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.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

Processes:

997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe

Modifies registry class 1 IoCs

Processes:

997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe

C:\Users\Admin\AppData\Local\Temp\997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe
"C:\Users\Admin\AppData\Local\Temp\997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe"
1⤵
- Checks computer location settings
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:3668

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Privilege Escalation

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

Filesize
86KB

MD5
3b73078a714bf61d1c19ebc3afc0e454

SHA1
9abeabd74613a2f533e2244c9ee6f967188e4e7e

SHA256
ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

SHA512
75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\997f27e050b837b9a4ec30158653c14b0dfe16648b5782b85b989a73e967f42cN.exe

Filesize
238KB

MD5
132b34827375414a7a5f3093e98d279b

SHA1
f418c069aa60c33a9fad01e37039824979c47a6f

SHA256
71336a85459db52ece0d0db42b9fb3faff75160bc4fac6f62c36f58b682022ad

SHA512
96da0bd2a36f63bd79c9839e0b5755e0f3fad4e80dcd9b8eb7db13c498958f386111eb4880a369a43e18f660eac9fabfe4b5ab48526d3c07f14584b3754e56ba

Download Submit
memory/3668-93-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3668-94-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3668-96-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads