neshta | 7f317387571dc74a14415d854b970252a06e0c7d3c507724287df267f712d684

Analysis

max time kernel
120s
max time network
123s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
23/10/2023, 17:23

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General

Target

NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
Size

104KB
MD5

7f465b04d5a0d72ea66d628caa31db48
SHA1

67e070371e273db99e97cbb9653ed127060ecc41
SHA256

7f317387571dc74a14415d854b970252a06e0c7d3c507724287df267f712d684
SHA512

1a22f1e9b7e66f22058661954bd8287c0db00fa8a374a2d452a2328661e093916c7b7676e03d630c145b8055d8f2e45630627bf5c2056ff0ff116f245d998f07
SSDEEP

1536:JxqjQ+P04wsmJC2UUUUUUUUUUUU3+m+hh8dCbjfFru:sr85CE+hhUkjhu

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 5 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010326-8.dat	family_neshta
behavioral1/memory/3068-81-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/3068-82-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/3068-83-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/3068-85-0x0000000000400000-0x000000000041B000-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

Executes dropped EXE 1 IoCs

pid	Process
2084	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe

Loads dropped DLL 1 IoCs

pid	Process
3068	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.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\" %*"	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.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\WI54FB~1\wmpshare.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe"
1⤵
- Loads dropped DLL
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
PID:3068
- C:\Users\Admin\AppData\Local\Temp\3582-490\NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe"
  2⤵
  - Executes dropped EXE
  PID:2084

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

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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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
C:\Users\Admin\AppData\Local\Temp\3582-490\NEAS.7f465b04d5a0d72ea66d628caa31db48_JC.exe

Filesize
64KB

MD5
1890f13bd17570d36efe9aa192f6ce6e

SHA1
a718dcf5571eadcbf311322d30077cb95473d929

SHA256
46e4b4f4e9b7369dbd24d8bf09b092edb1a0e051f65467562a8a0fe5e5e988ce

SHA512
d5e411c401d341f5f025acf2efb011c38c7980c052a9a46d29e4d485a77d286bf1f743039ad586ba72cf3d76de0dcc4fe265022390452299b887006cf07885e9

Download Submit
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

Filesize
252KB

MD5
9e2b9928c89a9d0da1d3e8f4bd96afa7

SHA1
ec66cda99f44b62470c6930e5afda061579cde35

SHA256
8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

SHA512
2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

Download Submit
memory/3068-81-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3068-82-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3068-83-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3068-85-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads