neshta | 12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
04/12/2024, 19:48

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General

Target

12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
Size

1.8MB
MD5

5373c6e4623a4850dcb01758830cae91
SHA1

68dbd5d0bf96e6a8561c01918755c1a9e661938d
SHA256

12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814
SHA512

6c09e92952a1431c1963562b273a88e391732d8fd79b32c8de788a8e17bf667d9083d5349d8af9038dcab0e63d92bffdb8cdbecd803b370aa67cec3dbad57b53
SSDEEP

49152:mTksIf5NqPSApkZh3hqsXNAmoDZM5VyD4Z:mTkXhOSZhdMxD8

Score

10^/10

neshta discovery persistence spyware stealer upx

Malware Config

Signatures

Detect Neshta payload 3 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010319-9.dat	family_neshta
behavioral1/memory/1504-107-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/1504-109-0x0000000000400000-0x000000000041B000-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
1892	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe

Loads dropped DLL 2 IoCs

pid	Process
1504	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
1504	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.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\" %*"	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.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

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x00070000000193e8-2.dat	upx
behavioral1/memory/1892-12-0x0000000000400000-0x0000000000ABF000-memory.dmp	upx
behavioral1/memory/1892-100-0x0000000000400000-0x0000000000ABF000-memory.dmp	upx
behavioral1/memory/1892-106-0x0000000000400000-0x0000000000ABF000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.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	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.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\" %*"	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 1892	1504	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe	31
PID 1504 wrote to memory of 1892	1504	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe	31
PID 1504 wrote to memory of 1892	1504	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe	31
PID 1504 wrote to memory of 1892	1504	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe	31
PID 1504 wrote to memory of 1892	1504	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe	31
PID 1504 wrote to memory of 1892	1504	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe	31
PID 1504 wrote to memory of 1892	1504	12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe	31

C:\Users\Admin\AppData\Local\Temp\12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
"C:\Users\Admin\AppData\Local\Temp\12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.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:1504
- C:\Users\Admin\AppData\Local\Temp\3582-490\12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1892

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
C:\Program Files (x86)\ExtremePOS\Orange2\Log\Setup_20241204.log

Filesize
592B

MD5
d6506279d8d17f3faa4e0f361fe3f3b3

SHA1
22a5bed4055bfd639d4cd968299ed7f2fe29cf2f

SHA256
833e9e58133d17605dcbd86979b47bd3530fc1f544e0a7013d880367c681ae31

SHA512
e8621d30f5e4167b990be97788de08e0a88af218f72b39e5fee667a6ef053fcabfc89b183d3d3de256a04723e4693d8925b724802bafd20b2f2d97101a31b646

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\12b641db1f86d66a59677027f9e97de19f26a9ca210b318f58090ae3754d7814.exe

Filesize
1.7MB

MD5
b11766230b9a6d473d99c9674009169e

SHA1
d6340cda8411a5f1c32693b6b34873904b62fbbb

SHA256
a16c3792c2911c836fa9bc480ef1a4315764a49ed7cd73ebfe43354a01dd6e8b

SHA512
20507139f7306d76c658df37aea3b42b62b5318f9434f982eb1f1c12918be4a6ef6ba75a8528114627b03a16c89a861b169a3682597143603fc1776fe71bd0f6

Download Submit
memory/1504-10-0x0000000002F30000-0x00000000035EF000-memory.dmp

Filesize
6.7MB

Download
memory/1504-97-0x0000000002F30000-0x00000000035EF000-memory.dmp

Filesize
6.7MB

Download
memory/1504-107-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1504-109-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1892-13-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1892-12-0x0000000000400000-0x0000000000ABF000-memory.dmp

Filesize
6.7MB

Download
memory/1892-100-0x0000000000400000-0x0000000000ABF000-memory.dmp

Filesize
6.7MB

Download
memory/1892-106-0x0000000000400000-0x0000000000ABF000-memory.dmp

Filesize
6.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads