neshta | 00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
29/08/2024, 18:08

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General

Target

00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
Size

2.1MB
MD5

6d965885950b37bb341ad70dac1b6e0f
SHA1

15fc7b94a453c53cbe11047b84186eaafbf7d022
SHA256

00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713
SHA512

7771a598202679fdf049fe8274bfcf67b9d81bbd3f2fe952c862885c91f0d4e263fb7c73c80348e5b5b328c23409e10d822a55a9ccea4a8f92a9a94cff387436
SSDEEP

24576:QA1UV5tbTtyEL95eICQ9n/S6mNIv291H2sFBRSeST8vYYG/mGv0MqwoWt8QN8QW:4V5hF5d63HXFLSeST8vymGxoWt8QdW

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/2308-85-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2308-87-0x0000000000400000-0x000000000041B000-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

pid	Process
1504	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe

Loads dropped DLL 2 IoCs

pid	Process
2308	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
2308	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.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\" %*"	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.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

description	ioc	Process
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.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	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.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\" %*"	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 1504	2308	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe	30
PID 2308 wrote to memory of 1504	2308	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe	30
PID 2308 wrote to memory of 1504	2308	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe	30
PID 2308 wrote to memory of 1504	2308	00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe	30

C:\Users\Admin\AppData\Local\Temp\00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
"C:\Users\Admin\AppData\Local\Temp\00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.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:2308
- C:\Users\Admin\AppData\Local\Temp\3582-490\00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1504

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

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

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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\00aa5b6c2303f19784e87895192c895dfb96d68bad30181dc842ada2a9cb9713.exe

Filesize
2.1MB

MD5
2af0da70206a878384863c577ca4dd4c

SHA1
7121830f09d3be7e52c15c461b478fdc27d37a8d

SHA256
04e03c967b27e73162ade15f3d531738a3263602547acb98fb441acdea3d130e

SHA512
1ea2632bc1e00a8c15dee179656765132c8af1bc751704a849a7b8e874543627ebdddbf54a4b60509cd9240658a0a36da84c4ccdac2c9da8db2e04d25576494d

Download Submit
memory/1504-11-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1504-12-0x0000000000400000-0x0000000000623000-memory.dmp

Filesize
2.1MB

Download
memory/2308-85-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2308-87-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads