neshta | d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e

General

Target

d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
Size

1.9MB
MD5

b758aa416bd371d3f911cb5c2eb07264
SHA1

2f4791efa779ff37e5c5617a01db7b4280e3e88c
SHA256

d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e
SHA512

6fb8e76c64126d1f6ba4742a6b050df9ef445452f2f49faacad3ae4b1784453c9bf99a9fdd7b554afaa9d62b2f83d70af1295420931d802bbabfe39e921c09ac
SSDEEP

24576:cAmaE2k+IskQS05lRfFUDst8/9fiGOSz0AdFnqvIUPo0r/zzlM:VFk2kQ95lRfFUDsqU7TSFnqvIUPJfzlM

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 2 IoCs

Processes:

resource	yara_rule
C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe	family_neshta
behavioral1/memory/2272-86-0x0000000000400000-0x000000000041B000-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
Executes dropped EXE 1 IoCs

Processes:

d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe

pid process

2212 d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe

pid	process
2212	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe

Loads dropped DLL 3 IoCs

Processes:

d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe

pid	process
2272	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
2272	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
2272	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

Processes:

d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.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
T1552.001

Drops file in Program Files directory 64 IoCs

Processes:

d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe

Drops file in Windows directory 1 IoCs

Processes:

d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe

description ioc process

File opened for modification C:\Windows\svchost.com d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.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	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe

Modifies registry class 1 IoCs

Processes:

d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe

description	pid	process	target process
PID 2272 wrote to memory of 2212	2272	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
PID 2272 wrote to memory of 2212	2272	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
PID 2272 wrote to memory of 2212	2272	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
PID 2272 wrote to memory of 2212	2272	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe	d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe

C:\Users\Admin\AppData\Local\Temp\d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
"C:\Users\Admin\AppData\Local\Temp\d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe"
1⤵
- Loads dropped DLL
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2272

C:\Users\Admin\AppData\Local\Temp\3582-490\d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe"
2⤵
- Executes dropped EXE
PID:2212

MITRE ATT&CK Matrix ATT&CK v13

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

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe
Filesize
547KB

MD5
cf6c595d3e5e9667667af096762fd9c4

SHA1
9bb44da8d7f6457099cb56e4f7d1026963dce7ce

SHA256
593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

SHA512
ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

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\d99b7558f109473fdaa3c8d12aeb7b003127bc7c2c36f0e0213d9a627b35d70e.exe
Filesize
1.9MB

MD5
00929f004cd89fb73e603e2ef36bb1d0

SHA1
b62c0eae93fc3f8e910a49756f4582dc50519f86

SHA256
6ada77d271a0093970a68cff205bb6c94bc31ca8407964a7e88a99ecc1202aa4

SHA512
3631e06912fd60759a4d838efdd36a19ec452f3383f643c137f36a430d30ffaf34becfe3e0759ea92eb9e1bd046cae03c1f44d2f52e76f2ba89c5e1e2638b321

Download Submit
memory/2272-86-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads