neshta | d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-11-2024 04:18

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General

Target

d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
Size

5.3MB
MD5

db58dc182212b01aabab5263b379e694
SHA1

b3e5bcb133d786efd5cb8802207656fd05c86172
SHA256

d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f
SHA512

3505dbaa2dbdf7ae48877cf5de5415ec1c560fd92032357f2098351cd781fa1a6af59e017f5d6cd8f97ad37893a091005fc48e8afb7f5d20b179e0553605b25a
SSDEEP

98304:rnwUaw19nTKZ6Oo32kxlYWWDV2ED7hXYkMAXL95nnLONXauZeHV8nCX:rnbLeo1YWWUuBYkrh5nLOV0CY

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 3 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010314-10.dat	family_neshta
behavioral1/memory/2156-106-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2156-109-0x0000000000400000-0x000000000041B000-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
Neshta family
neshta

Executes dropped EXE 1 IoCs

pid	Process
1872	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe

Loads dropped DLL 2 IoCs

pid	Process
2156	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
2156	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe

Modifies registry class 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 1872	2156	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe	30
PID 2156 wrote to memory of 1872	2156	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe	30
PID 2156 wrote to memory of 1872	2156	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe	30
PID 2156 wrote to memory of 1872	2156	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe	30
PID 2156 wrote to memory of 1872	2156	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe	30
PID 2156 wrote to memory of 1872	2156	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe	30
PID 2156 wrote to memory of 1872	2156	d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe	30

C:\Users\Admin\AppData\Local\Temp\d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
"C:\Users\Admin\AppData\Local\Temp\d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe"
1⤵
- Loads dropped DLL
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Users\Admin\AppData\Local\Temp\3582-490\d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1872

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Privilege Escalation

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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
C:\Users\Admin\AppData\Local\Temp\$inst\20.tmp

Filesize
1KB

MD5
f224a57d2360663c81621f59e89ecf25

SHA1
1d845c34ffd6cedd4db4f3e162abc9eafe14c341

SHA256
50036bb43ca15ac8108981b53de7d015d3d7af9df975c00d9f81f4ca17a3a4d6

SHA512
d2fd7c440d4df6e3f14e2713523c3207b12f70b2e2405871a6f2b96f0d279edb9031b6d81f04f434f65920bba4923d9823c15b9c944a344ab53c3fca043e3b86

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\d07f9043cc844cb33f892b4b69c34276680bccbea035f7fab8b3590d9a6ec12f.exe

Filesize
5.2MB

MD5
cac3d5020eff7d5343861c3ea13f1f73

SHA1
6f93acec1bf4c0b0c159e26a8e68c6e3cc091b36

SHA256
299ab6f91ca914095eb9f9790dfe7231649b49e21010bea240d766181665bfd4

SHA512
4a7fcf8ecc8d9e8375309ac2cd3597f14c9e3657588d8486f8df290d8d34272a840ee2823d9839e07d8cfe04b1d75580714602af6f8784215c612fc83b5b546b

Download Submit
memory/1872-107-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2156-106-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2156-109-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads