neshta | 7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a

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
23-12-2024 00:05

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General

Target

7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
Size

964KB
MD5

275a2b327ace81accd4d8dcbf85b91ed
SHA1

9d7835378779f5ec8877ff4e9980fbe9aeb7095a
SHA256

7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a
SHA512

acfb7eb7e633dbc300e7a4e4902b7aa41be21afcbc31f090b5596603983dd93a3f7923bf44befa3583887069b57be4bb68fd5d294ca1ce1eb348cd541a98fe33
SSDEEP

6144:k9Im0RobvSlLWhx8qN6KUWzI9xqv4lAMbvSlLWhxXBYuJGDfX:pGZhPN6KUWE9xqv4lJZhDYuJO

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010314-10.dat	family_neshta
behavioral1/memory/1668-88-0x0000000000400000-0x000000000041B000-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
2680	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe

Loads dropped DLL 2 IoCs

pid	Process
1668	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
1668	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.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\" %*"	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.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\FLTLDR.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.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	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.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\" %*"	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 2680	1668	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe	31
PID 1668 wrote to memory of 2680	1668	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe	31
PID 1668 wrote to memory of 2680	1668	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe	31
PID 1668 wrote to memory of 2680	1668	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe	31
PID 2680 wrote to memory of 2676	2680	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe	32
PID 2680 wrote to memory of 2676	2680	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe	32
PID 2680 wrote to memory of 2676	2680	7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe	32

C:\Users\Admin\AppData\Local\Temp\7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
"C:\Users\Admin\AppData\Local\Temp\7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.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:1668
- C:\Users\Admin\AppData\Local\Temp\3582-490\7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -u -p 2680 -s 532
    3⤵
    PID:2676

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\7b3274fc8e28500e6f44f63c00c9c5e5fc8182d71bbd204e55bb94ec367fd43a.exe

Filesize
924KB

MD5
8dab78abbbccee5ec72fe75c4980f670

SHA1
a6b8c56bb9cd160691172236e6efec695862fffc

SHA256
044184a1140ade1938d29ed834bf3cd3f3be3279d5e9e12587680452617aaeb0

SHA512
cc66e4a8118ed6d35eed43da7e36bd3868be72a536c26a0bd75628719f06cc0e7cfa214e68bf111abce6316a2d52f25ad279ff67f27c5cb976ef3ea0de8c21c0

Download Submit
memory/1668-88-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2680-11-0x000007FEF5DC3000-0x000007FEF5DC4000-memory.dmp

Filesize
4KB

Download
memory/2680-12-0x0000000000BD0000-0x0000000000CB8000-memory.dmp

Filesize
928KB

Download
memory/2680-13-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp

Filesize
9.9MB

Download
memory/2680-86-0x000007FEF5DC0000-0x000007FEF67AC000-memory.dmp

Filesize
9.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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