neshta | 62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977c

Analysis

max time kernel
38s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
17-12-2024 12:01

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General

Target

62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
Size

185KB
MD5

fc0780592a64c31b56d1cef39b055d20
SHA1

3d9eed83d8c721beaf685ee8ce466bee0267dc52
SHA256

62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977c
SHA512

becdf83dcff0d1e3b9366e1bf1b3f5d70cfc97cff009ec16c1cb495306db32aea86fe2b5efe853ec3cf68da0eacdc43b86a17bb08511097dbf81a72811708e33
SSDEEP

3072:sr85CkHsJra+MH2ajTzhZvpggSEtE23K8T7:k9vrmnv+Kjn

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 5 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010314-10.dat	family_neshta
behavioral1/memory/2248-88-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2248-89-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2248-90-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2248-92-0x0000000000400000-0x000000000041B000-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
932	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe

Loads dropped DLL 2 IoCs

pid	Process
2248	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
2248	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.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\" %*"	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.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~3\PACKAG~1\{61087~1\VCREDI~1.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.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	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.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\" %*"	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 932	2248	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe	29
PID 2248 wrote to memory of 932	2248	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe	29
PID 2248 wrote to memory of 932	2248	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe	29
PID 2248 wrote to memory of 932	2248	62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe	29

C:\Users\Admin\AppData\Local\Temp\62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
"C:\Users\Admin\AppData\Local\Temp\62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.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:2248
- C:\Users\Admin\AppData\Local\Temp\3582-490\62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:932

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\62b510a85d0a907506425eb3688d75160d664c9ed2cab6a1873102374dbf977cN.exe

Filesize
144KB

MD5
68e309daa6bc49aa5835187ac4409341

SHA1
839dc2755e058ea978857e5c81b0dab5f6f31d9b

SHA256
de8eecd2af12ed6ccc6ceb6067c19ad60b979d2bc49b26ac89529193811b49d9

SHA512
c2d81c3a9f2e586eb4b01bfa5a3e7b6ef5eaebfd5dd0afca66ea9b65af6d44beb0246333b1565d5636a99baf316cd56cf3565000c70919714173e67eda57cb7d

Download Submit
memory/932-12-0x0000000074C41000-0x0000000074C42000-memory.dmp

Filesize
4KB

Download
memory/932-13-0x0000000074C40000-0x00000000751EB000-memory.dmp

Filesize
5.7MB

Download
memory/932-15-0x0000000074C40000-0x00000000751EB000-memory.dmp

Filesize
5.7MB

Download
memory/932-14-0x0000000074C40000-0x00000000751EB000-memory.dmp

Filesize
5.7MB

Download
memory/2248-88-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2248-89-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2248-90-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2248-92-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

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General

Malware Config

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Network

MITRE ATT&CK Enterprise v15

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