neshta | 14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-11-2024 19:57

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General

Target

14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
Size

508KB
MD5

27b5627eed4d74439972e2928fa8dd46
SHA1

a0b1defb6a590b826a43786bdb55a2aaf81e3cea
SHA256

14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d
SHA512

ea473ddb5986a238486490d035f45c24e0b2c0abcffd84d1375b973877868dcfa8377e13665ca395da65383baeae1590f784270f2e404d35d71fb7bb71c751a5
SSDEEP

6144:k9XnjIyfMMMVMMMwRvt3MMM16r+CpjpkH5jYVoCie9qTN9:MxMMMVMMMwRvt3MMM4r9jpkH5jYVNiL

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/files/0x0001000000010318-13.dat	family_neshta
behavioral1/memory/2744-93-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2744-95-0x0000000000400000-0x000000000041B000-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

Processes:

14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe

pid	Process
3040	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe

Loads dropped DLL 10 IoCs

Processes:

14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exeWerFault.exe

pid	Process
2744	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
2744	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
2704	WerFault.exe
2704	WerFault.exe
2704	WerFault.exe
2704	WerFault.exe
2704	WerFault.exe
2704	WerFault.exe
2704	WerFault.exe
2744	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

Processes:

14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.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:

14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe

description	ioc	Process
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe

Drops file in Windows directory 1 IoCs

Processes:

14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2704	3040	WerFault.exe	31

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:

14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe

Modifies registry class 1 IoCs

Processes:

14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe

description	pid	Process	procid_target
PID 2744 wrote to memory of 3040	2744	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe	31
PID 2744 wrote to memory of 3040	2744	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe	31
PID 2744 wrote to memory of 3040	2744	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe	31
PID 2744 wrote to memory of 3040	2744	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe	31
PID 3040 wrote to memory of 2704	3040	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe	32
PID 3040 wrote to memory of 2704	3040	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe	32
PID 3040 wrote to memory of 2704	3040	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe	32
PID 3040 wrote to memory of 2704	3040	14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe	32

C:\Users\Admin\AppData\Local\Temp\14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
"C:\Users\Admin\AppData\Local\Temp\14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.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:2744
- C:\Users\Admin\AppData\Local\Temp\3582-490\14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 148
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2704

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\14743edba896e878121a2c6c61748753ebb32ad3374665badca8781f0e03894d.exe

Filesize
468KB

MD5
cc56ab5a62b175b6d2bff025e65cbfcc

SHA1
5178690c072d367e514712121da4fe6bf783f9e4

SHA256
beb0d52fbb642220327a75337c4c69275c12c70911a3dc0f7b4cf10320ccf4bc

SHA512
2b8284b646c10d7f8f5b35860ac3169d56fedf16f98d0e16564c05a477dba373c7e602a02543bc55beaab6933f09e038c8f3c61b60fec2d0c77d6c6fdd6f1aaf

Download Submit
memory/2744-93-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/2744-95-0x0000000000400000-0x000000000041B000-memory.dmp

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108KB

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