neshta | b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388

General

Target

b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
Size

1.8MB
MD5

1220a22a8b5c1832e02d10e434f66fb9
SHA1

ff179e0ecf7404d16230d79c627e84f36dc7c851
SHA256

b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388
SHA512

c323d5cb2ab1b0088b14ea3d35962110333d6e63bd11d8d7b07f1f72744ad5aa7b56b77f0a4478673152e1db6c8dc49534dd13e58ef858eb8fb649693b95ebde

Score

10^/10

neshta evasion persistence spyware stealer

Malware Config

Signatures

Detect Neshta Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1352-55-0x0000000000400000-0x0000000000786000-memory.dmp	family_neshta

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Wine	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.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
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

pid process

1352 b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

pid	process
1352	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

Drops file in Program Files directory 64 IoCs

Processes:

b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

Drops file in Windows directory 1 IoCs

Processes:

b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

description ioc process

File opened for modification C:\Windows\svchost.com b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.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	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

Modifies registry class 1 IoCs

Processes:

b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

pid process

1352 b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

pid	process
1352	b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe

C:\Users\Admin\AppData\Local\Temp\b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe
"C:\Users\Admin\AppData\Local\Temp\b01dd899c49f7aef55dce3caf52b4f0ffce0dca33a504f8baa8b31625a6ca388.exe"
1⤵
- Modifies system executable filetype association
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
PID:1352

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1352-54-0x0000000075021000-0x0000000075023000-memory.dmp

Filesize
8KB

Download
memory/1352-56-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/1352-55-0x0000000000400000-0x0000000000786000-memory.dmp

Filesize
3.5MB

Download
memory/1352-57-0x00000000003B0000-0x00000000003B2000-memory.dmp

Filesize
8KB

Download
memory/1352-59-0x00000000007A0000-0x00000000007A1000-memory.dmp

Filesize
4KB

Download
memory/1352-58-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/1352-60-0x00000000007C0000-0x00000000007C1000-memory.dmp

Filesize
4KB

Download
memory/1352-61-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/1352-62-0x00000000007B0000-0x00000000007B1000-memory.dmp

Filesize
4KB

Download
memory/1352-63-0x0000000000790000-0x0000000000791000-memory.dmp

Filesize
4KB

Download
memory/1352-64-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/1352-65-0x00000000007E0000-0x00000000007E1000-memory.dmp

Filesize
4KB

Download
memory/1352-66-0x00000000007D0000-0x00000000007D1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads