neshta | 4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43

Analysis

max time kernel
75s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11/10/2024, 14:45

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General

Target

4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
Size

166KB
MD5

eabb02475ffc50455942da68f20a9410
SHA1

22bcc6756f6407f3179767969db15f8c0b4d044f
SHA256

4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43
SHA512

cf144519a9cd706583e016fe516ca5d9a0b1bab294f2a5630d1e4c365483b326806b2c56535acfaecdcf12ceed170bdc46ab0454c8d6047835040658e7da0cba
SSDEEP

3072:sr85CeTCocvte9oJp3B8DAp1B8DApFEuT:k9SQx8DG8DKjT

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 3 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010314-11.dat	family_neshta
behavioral1/memory/1600-88-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/1600-90-0x0000000000400000-0x000000000041B000-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
2724	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe

Loads dropped DLL 2 IoCs

pid	Process
1600	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
1600	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.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\" %*"	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.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\MICROS~1\Office14\MSOHTMED.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.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	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.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\" %*"	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2724	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2724	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1600 wrote to memory of 2724	1600	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe	30
PID 1600 wrote to memory of 2724	1600	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe	30
PID 1600 wrote to memory of 2724	1600	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe	30
PID 1600 wrote to memory of 2724	1600	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe	30
PID 2724 wrote to memory of 2652	2724	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe	31
PID 2724 wrote to memory of 2652	2724	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe	31
PID 2724 wrote to memory of 2652	2724	4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe	31

C:\Users\Admin\AppData\Local\Temp\4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
"C:\Users\Admin\AppData\Local\Temp\4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.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:1600
- C:\Users\Admin\AppData\Local\Temp\3582-490\4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2724
- - C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
    dw20.exe -x -s 472
    3⤵
    PID:2652

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\4e74c933ecd727e645db172f149513c55e9497ddb1c507d77145eaacae5eac43N.exe

Filesize
125KB

MD5
4442016ff1ab79e3284863f9c31e5479

SHA1
839bdcfc74096ecbf1e10a3fe76f0c7ac50e0621

SHA256
777f4f0b34d0aad05cb676a4814e62763fef94c5648fca48dfa5202b47a2cc63

SHA512
29da060bcaddf91beda5a471437129a4e1815f978939a06d61dca7b620d562d5a1eaf9f378090af7f64929066acbaffce963cfce1fde5d4c3c324caf7e786869

Download Submit
memory/1600-88-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1600-90-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2652-14-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download
memory/2724-9-0x000007FEF513E000-0x000007FEF513F000-memory.dmp

Filesize
4KB

Download
memory/2724-12-0x000007FEF4E80000-0x000007FEF581D000-memory.dmp

Filesize
9.6MB

Download
memory/2724-13-0x000007FEF4E80000-0x000007FEF581D000-memory.dmp

Filesize
9.6MB

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memory/2724-87-0x000007FEF4E80000-0x000007FEF581D000-memory.dmp

Filesize
9.6MB

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