neshta | 0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5 | Triage

Analysis

max time kernel
147s
max time network
137s
platform
windows10_x64
resource
win10v20210408
submitted
08-10-2021 17:07

Sharing

Report Analysis Logs

General

Target

0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
Size

414KB
MD5

fbc1ed64be96f47d5cc3fbcb21cce10f
SHA1

a2c3c2aa059f835a54f26aa385153690afc3510a
SHA256

0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5
SHA512

58a8c2e86ac0b2c180efbc66c2a2069677c2efbf28fe3578cdb03d6fa6396ab6cd54f50c0bde23ff8d045aebb4306ee3be853930511bd2e8dadfe028fa98b62b

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Detect Neshta Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2532-123-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2532-124-0x00000000004080E4-mapping.dmp	family_neshta
behavioral1/memory/2532-125-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta

Modifies system executable filetype association 2 TTPs 1 IoCs

Modify Registry

Change Default File Association

Processes:

0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe

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

Processes:

0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe

description	pid	process	target process
PID 416 set thread context of 2532	416	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe

Drops file in Program Files directory 55 IoCs

Processes:

0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Google\Temp\GUM18A1.tmp\GOFB2B~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOOGLE~3.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GO664E~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{F4220~1\VC_RED~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\armsvc.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\WinMail.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOBD5D~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOOGLE~4.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ACCESS~1\wordpad.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOOGLE~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOF5E2~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOOGLE~2.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1335~1.452\GOFB2B~1.EXE	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe

Drops file in Windows directory 1 IoCs

Processes:

0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe

description ioc process

File opened for modification C:\Windows\svchost.com 0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 1 IoCs

Processes:

0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe

description	pid	process	target process
PID 416 wrote to memory of 2532	416	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
PID 416 wrote to memory of 2532	416	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
PID 416 wrote to memory of 2532	416	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
PID 416 wrote to memory of 2532	416	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
PID 416 wrote to memory of 2532	416	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
PID 416 wrote to memory of 2532	416	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
PID 416 wrote to memory of 2532	416	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
PID 416 wrote to memory of 2532	416	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
PID 416 wrote to memory of 2532	416	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
PID 416 wrote to memory of 2532	416	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
PID 416 wrote to memory of 2532	416	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe	0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe

C:\Users\Admin\AppData\Local\Temp\0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
"C:\Users\Admin\AppData\Local\Temp\0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:416

C:\Users\Admin\AppData\Local\Temp\0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe
"C:\Users\Admin\AppData\Local\Temp\0fb3c7511c6494252676592eea6db4da4bc89977c066a5e4f7ea599c3c9ad8d5.exe"
2⤵
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
PID:2532

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Change Default File Association

Privilege Escalation

Defense Evasion

Modify Registry

Credential Access

Credentials in Files

Discovery

System Information Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/416-114-0x0000000000E20000-0x0000000000E21000-memory.dmp

Filesize
4KB

Download
memory/416-116-0x0000000005BD0000-0x0000000005BD1000-memory.dmp

Filesize
4KB

Download
memory/416-117-0x0000000005770000-0x0000000005771000-memory.dmp

Filesize
4KB

Download
memory/416-118-0x0000000005680000-0x0000000005681000-memory.dmp

Filesize
4KB

Download
memory/416-119-0x00000000056E0000-0x00000000056E1000-memory.dmp

Filesize
4KB

Download
memory/416-120-0x0000000005AC0000-0x0000000005AC1000-memory.dmp

Filesize
4KB

Download
memory/416-121-0x0000000005720000-0x000000000572A000-memory.dmp

Filesize
40KB

Download
memory/416-122-0x00000000065C0000-0x0000000006616000-memory.dmp

Filesize
344KB

Download
memory/2532-123-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2532-124-0x00000000004080E4-mapping.dmp

Download
memory/2532-125-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download