neshta | 9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11-10-2024 22:29

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General

Target

9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
Size

158KB
MD5

cee3a029abcf0deec3c22b59bcd09970
SHA1

30d8ebdf86da7a9db71dbcc778f0a05c1a09ab89
SHA256

9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983
SHA512

5784f89c1efa24640bff071823db5575e2ef001436ca155b8c3e4bc4c9b942e35b5c3d578fdb3b697adb2b72f7f228ad823ff1b385c54639234b123076e37ae1
SSDEEP

3072:sr85CetCd9wvn5+HB8DApBB8DApFEBO3l1i:k9MCdmm8Di8DKf1i

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/2368-89-0x0000000000400000-0x000000000041B000-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
2528	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe

Loads dropped DLL 2 IoCs

pid	Process
2368	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
2368	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.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\" %*"	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.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\Adobe\READER~1.0\Reader\Eula.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.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	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.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\" %*"	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2528	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2528	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 2528	2368	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe	30
PID 2368 wrote to memory of 2528	2368	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe	30
PID 2368 wrote to memory of 2528	2368	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe	30
PID 2368 wrote to memory of 2528	2368	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe	30
PID 2528 wrote to memory of 2328	2528	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe	31
PID 2528 wrote to memory of 2328	2528	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe	31
PID 2528 wrote to memory of 2328	2528	9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe	31

C:\Users\Admin\AppData\Local\Temp\9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
"C:\Users\Admin\AppData\Local\Temp\9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.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:2368
- C:\Users\Admin\AppData\Local\Temp\3582-490\9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2528
- - C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
    dw20.exe -x -s 472
    3⤵
    PID:2328

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\9c3c6e4644e0b9b31f9dc9ef5db91b20ca774e0df78c4124141c4367618a6983N.exe

Filesize
117KB

MD5
f2242488136c5806a1305af08dcfb382

SHA1
ab0a7f9ad889ae1fcb3332356acafaf127f600c2

SHA256
cf8d0ca4f5ba7bde287622d09520b86856d06a109b0496a91c1de50d1818236c

SHA512
a6d9d57d253316f95e4a93ac780b2fbe602a518df40186f5036dce145b85d35d3d5a7cfcc9637c90d104c10467891f8cbcb91fdb52e5433c1bd0c2b39f08593c

Download Submit
memory/2328-14-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

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memory/2368-89-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

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memory/2528-11-0x000007FEF5E6E000-0x000007FEF5E6F000-memory.dmp

Filesize
4KB

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memory/2528-12-0x000007FEF5BB0000-0x000007FEF654D000-memory.dmp

Filesize
9.6MB

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memory/2528-13-0x000007FEF5BB0000-0x000007FEF654D000-memory.dmp

Filesize
9.6MB

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memory/2528-87-0x000007FEF5BB0000-0x000007FEF654D000-memory.dmp

Filesize
9.6MB

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