neshta | da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594e

Analysis

max time kernel
33s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-10-2024 11:40

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
Size

611KB
MD5

c33211ee25c355ef50e5ed03b1039db0
SHA1

504cca75e268f29711893b4e574f60327058d5e5
SHA256

da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594e
SHA512

fa6d755a7a40d24f1b0e390b7574ab723cc418fb3c1820ac6dce2af7ed9ed26371419f54664f24ffec3405cac5020f3095fd466a485da207e3bd1f44b73115ec
SSDEEP

12288:yPmbFlXTPhvHA7azeJTh11ZX2sNUplTAjGOutmW0/zSknU:ZbFR9A7aCVR23plTAKOuUGH

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/files/0x0001000000010314-14.dat	family_neshta
behavioral1/memory/1984-87-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/1984-89-0x0000000000400000-0x000000000041B000-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:

da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe

pid	Process
2516	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe

Loads dropped DLL 3 IoCs

Processes:

da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe

pid	Process
1984	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
1984	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
1984	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

Processes:

da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.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

Processes:

da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe

description	ioc	Process
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe

Drops file in Windows directory 1 IoCs

Processes:

da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.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

Processes:

da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exeda73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe

Modifies registry class 1 IoCs

Processes:

da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe

description	pid	Process	procid_target
PID 1984 wrote to memory of 2516	1984	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe	30
PID 1984 wrote to memory of 2516	1984	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe	30
PID 1984 wrote to memory of 2516	1984	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe	30
PID 1984 wrote to memory of 2516	1984	da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe	30

C:\Users\Admin\AppData\Local\Temp\da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
"C:\Users\Admin\AppData\Local\Temp\da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.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:1984
- C:\Users\Admin\AppData\Local\Temp\3582-490\da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2516

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
\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\da73a3d35e1ff2fe8212bb1f46411d372b53f63852ef517e98374017bd5f594eN.exe

Filesize
570KB

MD5
7eae0d2829589ca98968b2e4770bf133

SHA1
de357e970b1774a6bd75412ecaf7b6a6f5e3fbee

SHA256
56bd4442a0e18dc8d5f545d4927d3bfd08161f2cdae898bb57598d34ed297b81

SHA512
d10a05a7f2f31812a72265fbb0395ea954dd52591b09d2f7bd92e3a9923620a5948447447c9b03fa12543884d51c395a1ed8c63d16bf7e18ef2adf17b3a04ae7

Download Submit
memory/1984-87-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1984-89-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download