neshta | 7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18/10/2024, 01:03

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General

Target

7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
Size

636KB
MD5

8d01be838087f42c2a9ed7490332ccda
SHA1

28c090e917a17d2cd218b6fd43c413fb939d52c0
SHA256

7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6
SHA512

9a63ae887a6f1d57603d9d99733c9a2f267bea16844ab41e1b5fd5c51d0bb934c7dc610fce5f4a58efd3737e5b82413922325aad8ade298cf95a07e08cd3d701
SSDEEP

12288:WkKH+B9v0p5bu9TlLfUTdwq1UfPiaAmfNXmehLUI9:eH+nv0vbuhZUTdKJmed9

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 3 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010314-10.dat	family_neshta
behavioral1/memory/2256-92-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2256-95-0x0000000000400000-0x000000000041B000-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

Executes dropped EXE 1 IoCs

pid	Process
1800	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe

Loads dropped DLL 2 IoCs

pid	Process
2256	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
2256	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.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\" %*"	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.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\CLVIEW.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.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\" %*"	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 1800	2256	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe	31
PID 2256 wrote to memory of 1800	2256	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe	31
PID 2256 wrote to memory of 1800	2256	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe	31
PID 2256 wrote to memory of 1800	2256	7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe	31

C:\Users\Admin\AppData\Local\Temp\7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
"C:\Users\Admin\AppData\Local\Temp\7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.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:2256
- C:\Users\Admin\AppData\Local\Temp\3582-490\7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1800

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

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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
\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\7d51dd7a7e051f345bdcd233db8d79224d58f913342e416e7752141698dd88a6.exe

Filesize
595KB

MD5
423e07726180c2d30ad132a4aecc0f46

SHA1
581c130999980afa3bacc9a41043394d7e89bb6f

SHA256
8e956fdf31623ac8d7ed1ae6ba1dd7043e3dc9dfd1a5375ac010fc92936b8e29

SHA512
704e8ef458d9c4b73e35a9daa24bf98fcf0adbd562dcbead7b8dec975147c91bb0c5be4bad1afb7b348fd8a1b379989b453e52536b3d8afd572da5bc158ccbea

Download Submit
memory/1800-13-0x0000000000AE0000-0x0000000000B7C000-memory.dmp

Filesize
624KB

Download
memory/1800-14-0x0000000073FE0000-0x00000000746CE000-memory.dmp

Filesize
6.9MB

Download
memory/1800-15-0x00000000002F0000-0x000000000030C000-memory.dmp

Filesize
112KB

Download
memory/1800-16-0x0000000000410000-0x0000000000418000-memory.dmp

Filesize
32KB

Download
memory/1800-17-0x0000000000940000-0x00000000009B8000-memory.dmp

Filesize
480KB

Download
memory/1800-18-0x00000000006D0000-0x0000000000718000-memory.dmp

Filesize
288KB

Download
memory/1800-12-0x0000000073FEE000-0x0000000073FEF000-memory.dmp

Filesize
4KB

Download
memory/1800-91-0x0000000073FEE000-0x0000000073FEF000-memory.dmp

Filesize
4KB

Download
memory/1800-93-0x0000000073FE0000-0x00000000746CE000-memory.dmp

Filesize
6.9MB

Download
memory/2256-92-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2256-95-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads