neshta | fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26/11/2024, 21:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
Size

489KB
MD5

e3ef21e6986e6d6593bf02cfc7efe7f0
SHA1

50369287f7cff3c378996962c5aa476b189c4c48
SHA256

fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2
SHA512

1e2b727a76cc54c6aab006de37828c40d2b5371d59fb0406316a1f4099ce3545181976c6a974b725e416a5c0b0236a7d130ba838f5b366b5cc60f0634c85689e
SSDEEP

6144:k9dre64sO+uM2oO8/n0Nn+aKR2gptO9bfz9IStpM6m16zkCkg3i:Me64h+lznATCCzHtpI1KkCDi

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 3 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010314-9.dat	family_neshta
behavioral1/memory/576-83-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/576-85-0x0000000000400000-0x000000000041B000-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
1680	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe

Loads dropped DLL 2 IoCs

pid	Process
576	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
576	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.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\" %*"	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.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\Oarpmany.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.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 1 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	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.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\" %*"	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 576 wrote to memory of 1680	576	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe	31
PID 576 wrote to memory of 1680	576	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe	31
PID 576 wrote to memory of 1680	576	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe	31
PID 576 wrote to memory of 1680	576	fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe	31

C:\Users\Admin\AppData\Local\Temp\fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
"C:\Users\Admin\AppData\Local\Temp\fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.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:576
- C:\Users\Admin\AppData\Local\Temp\3582-490\fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe"
  2⤵
  - Executes dropped EXE
  PID:1680

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\fb56e0e42ba765db008be8d01581182751b2d3304c1535a25f39fc3d297cc8f2N.exe

Filesize
449KB

MD5
73f72761fc62dd1c4d681f1b3c51769c

SHA1
b8fc7769aade14d24444d89d2766f8f1f8fca861

SHA256
a06d4878557f82fb021fd315fd337eda49ac6b1664fc40ee76c7f26c4b73551f

SHA512
8009f5b908c5ead9d763446d7f617a8d00ead9265fce97acbfcb44df539f6feedc91a9574d9c3f8aaede7861ad6893c75ffec840c9da4afb438efe7120e657f2

Download Submit
memory/576-83-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/576-85-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1680-10-0x0000000000270000-0x000000000039D000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads