neshta | bb671dbc4bb59548908a3bb9b9bb67c07e059ae50b2d347d04e7786a2e4527e5

General

Target

5e3385a20d41acedb5a3b93b5a8c76a5.exe
Size

620KB
MD5

5e3385a20d41acedb5a3b93b5a8c76a5
SHA1

c63b1e59b8c08887d0de48ba5149b165091d00f7
SHA256

bb671dbc4bb59548908a3bb9b9bb67c07e059ae50b2d347d04e7786a2e4527e5
SHA512

74abad81d3c5fa2aa3982b99f2cb9bdd1d8b4010bbcc0878f1901069f8872d9d95a10d629651e06a14ced382a81f570f5bdae692bf7467d36a22a39781159abb

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1252-68-0x0000000000400000-0x000000000042B000-memory.dmp	family_neshta
behavioral1/memory/1252-69-0x00000000004080E4-mapping.dmp	family_neshta
behavioral1/memory/1252-70-0x0000000000400000-0x000000000042B000-memory.dmp	family_neshta
behavioral1/memory/1252-72-0x0000000000400000-0x000000000042B000-memory.dmp	family_neshta
behavioral1/memory/1252-73-0x0000000000400000-0x000000000042B000-memory.dmp	family_neshta
behavioral1/memory/1252-75-0x0000000000400000-0x000000000042B000-memory.dmp	family_neshta
behavioral1/memory/1252-76-0x0000000000400000-0x000000000042B000-memory.dmp	family_neshta

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

5e3385a20d41acedb5a3b93b5a8c76a5.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	5e3385a20d41acedb5a3b93b5a8c76a5.exe

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

Processes:

5e3385a20d41acedb5a3b93b5a8c76a5.exe

pid process

1252 5e3385a20d41acedb5a3b93b5a8c76a5.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 SetThreadContext 1 IoCs

Processes:

5e3385a20d41acedb5a3b93b5a8c76a5.exe

description pid process target process

PID 1676 set thread context of 1252 1676 5e3385a20d41acedb5a3b93b5a8c76a5.exe 5e3385a20d41acedb5a3b93b5a8c76a5.exe

pid	process
1252	5e3385a20d41acedb5a3b93b5a8c76a5.exe

description	pid	process	target process
PID 1676 set thread context of 1252	1676	5e3385a20d41acedb5a3b93b5a8c76a5.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe

Drops file in Program Files directory 64 IoCs

Processes:

5e3385a20d41acedb5a3b93b5a8c76a5.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	5e3385a20d41acedb5a3b93b5a8c76a5.exe

Drops file in Windows directory 1 IoCs

Processes:

5e3385a20d41acedb5a3b93b5a8c76a5.exe

description ioc process

File opened for modification C:\Windows\svchost.com 5e3385a20d41acedb5a3b93b5a8c76a5.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	5e3385a20d41acedb5a3b93b5a8c76a5.exe

Modifies registry class 1 IoCs

Processes:

5e3385a20d41acedb5a3b93b5a8c76a5.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	5e3385a20d41acedb5a3b93b5a8c76a5.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

5e3385a20d41acedb5a3b93b5a8c76a5.exe

description	pid	process	target process
PID 1676 wrote to memory of 1252	1676	5e3385a20d41acedb5a3b93b5a8c76a5.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
PID 1676 wrote to memory of 1252	1676	5e3385a20d41acedb5a3b93b5a8c76a5.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
PID 1676 wrote to memory of 1252	1676	5e3385a20d41acedb5a3b93b5a8c76a5.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
PID 1676 wrote to memory of 1252	1676	5e3385a20d41acedb5a3b93b5a8c76a5.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
PID 1676 wrote to memory of 1252	1676	5e3385a20d41acedb5a3b93b5a8c76a5.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
PID 1676 wrote to memory of 1252	1676	5e3385a20d41acedb5a3b93b5a8c76a5.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
PID 1676 wrote to memory of 1252	1676	5e3385a20d41acedb5a3b93b5a8c76a5.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
PID 1676 wrote to memory of 1252	1676	5e3385a20d41acedb5a3b93b5a8c76a5.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
PID 1676 wrote to memory of 1252	1676	5e3385a20d41acedb5a3b93b5a8c76a5.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
PID 1676 wrote to memory of 1252	1676	5e3385a20d41acedb5a3b93b5a8c76a5.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
PID 1676 wrote to memory of 1252	1676	5e3385a20d41acedb5a3b93b5a8c76a5.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe
PID 1676 wrote to memory of 1252	1676	5e3385a20d41acedb5a3b93b5a8c76a5.exe	5e3385a20d41acedb5a3b93b5a8c76a5.exe

C:\Users\Admin\AppData\Local\Temp\5e3385a20d41acedb5a3b93b5a8c76a5.exe
"C:\Users\Admin\AppData\Local\Temp\5e3385a20d41acedb5a3b93b5a8c76a5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1676

C:\Users\Admin\AppData\Local\Temp\5e3385a20d41acedb5a3b93b5a8c76a5.exe
"{path}"
2⤵
- Modifies system executable filetype association
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
PID:1252

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE
Filesize
252KB

MD5
9e2b9928c89a9d0da1d3e8f4bd96afa7

SHA1
ec66cda99f44b62470c6930e5afda061579cde35

SHA256
8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

SHA512
2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

Download Submit
memory/1252-65-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1252-76-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1252-64-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1252-75-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1252-59-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1252-60-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1252-62-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1252-63-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1252-73-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1252-72-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1252-68-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1252-66-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1252-69-0x00000000004080E4-mapping.dmp

Download
memory/1252-70-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1676-56-0x00000000001D0000-0x00000000001DA000-memory.dmp

Filesize
40KB

Download
memory/1676-57-0x0000000005540000-0x00000000055C4000-memory.dmp

Filesize
528KB

Download
memory/1676-55-0x00000000764D1000-0x00000000764D3000-memory.dmp

Filesize
8KB

Download
memory/1676-58-0x0000000000740000-0x0000000000776000-memory.dmp

Filesize
216KB

Download
memory/1676-54-0x0000000001170000-0x0000000001212000-memory.dmp

Filesize
648KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads