neshta | 8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f

General

Target

8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
Size

939KB
MD5

929d48fea54e7ef512c288efb3904116
SHA1

29d4565e8f5901dd8dd489f8c422e72a9969d832
SHA256

8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f
SHA512

331dc004942e96c6afb0803d9cc1ffdcce0bdb6b70fd3ef484537b1e4775dcbc590327cf480e08b0c3ebb5457bff0b997ae5a6371b845bde7a9a93c5a20ac6fa

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:

8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.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:

8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe

pid process

952 8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe

pid	process
952	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe

Loads dropped DLL 2 IoCs

Processes:

8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe

pid	process
1092	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
1092	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.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:

8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe

Drops file in Windows directory 1 IoCs

Processes:

8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe

description ioc process

File opened for modification C:\Windows\svchost.com 8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.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

2008 952 WerFault.exe 8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe

description	ioc	process
File opened for modification	C:\Windows\svchost.com	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe

pid	pid_target	process	target process
2008	952	WerFault.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe

Modifies registry class 1 IoCs

Processes:

8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe

description	pid	process	target process
PID 1092 wrote to memory of 952	1092	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
PID 1092 wrote to memory of 952	1092	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
PID 1092 wrote to memory of 952	1092	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
PID 1092 wrote to memory of 952	1092	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
PID 952 wrote to memory of 2008	952	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe	WerFault.exe
PID 952 wrote to memory of 2008	952	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe	WerFault.exe
PID 952 wrote to memory of 2008	952	8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
"C:\Users\Admin\AppData\Local\Temp\8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe"
1⤵
- Modifies system executable filetype association
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1092

C:\Users\Admin\AppData\Local\Temp\3582-490\8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe"
2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:952

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 952 -s 616
3⤵
- Program crash
PID:2008

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\3582-490\8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
Filesize
899KB

MD5
5b74993c433cb811c591a1b2a8155b31

SHA1
b06deafe52ed08047025a5d8aa375545bf7e4078

SHA256
cef89a16a209e852dc11074589a8680d6cd59812cad1c3e2e42cba75e5109d21

SHA512
5ffc5c64a85498e7dd3866131a37fdff816ae1fc0806b666799fef70d6aa16da8bd82a95045a7b1d514de49a01d580813324af971e1379aa6d2946589a9d5ea4

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
Filesize
899KB

MD5
5b74993c433cb811c591a1b2a8155b31

SHA1
b06deafe52ed08047025a5d8aa375545bf7e4078

SHA256
cef89a16a209e852dc11074589a8680d6cd59812cad1c3e2e42cba75e5109d21

SHA512
5ffc5c64a85498e7dd3866131a37fdff816ae1fc0806b666799fef70d6aa16da8bd82a95045a7b1d514de49a01d580813324af971e1379aa6d2946589a9d5ea4

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

MD5
9e2b9928c89a9d0da1d3e8f4bd96afa7

SHA1
ec66cda99f44b62470c6930e5afda061579cde35

SHA256
8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

SHA512
2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

Download Submit
\Users\Admin\AppData\Local\Temp\3582-490\8e5bdb1635285b45d05487588ab7c8a345ce6680917fb11202afa5b2f227459f.exe
Filesize
899KB

MD5
5b74993c433cb811c591a1b2a8155b31

SHA1
b06deafe52ed08047025a5d8aa375545bf7e4078

SHA256
cef89a16a209e852dc11074589a8680d6cd59812cad1c3e2e42cba75e5109d21

SHA512
5ffc5c64a85498e7dd3866131a37fdff816ae1fc0806b666799fef70d6aa16da8bd82a95045a7b1d514de49a01d580813324af971e1379aa6d2946589a9d5ea4

Download Submit
memory/952-56-0x0000000000000000-mapping.dmp

Download
memory/952-59-0x0000000000D90000-0x0000000000E7A000-memory.dmp

Filesize
936KB

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memory/952-60-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

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memory/952-61-0x000000001AFF0000-0x000000001B16C000-memory.dmp

Filesize
1.5MB

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memory/1092-54-0x0000000075E51000-0x0000000075E53000-memory.dmp

Filesize
8KB

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memory/2008-63-0x0000000000000000-mapping.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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