neshta | 465c32669bfd17538c9f53cd4207940bd8657830628ed89020fd98117e7718ad

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13/10/2024, 12:19

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General

Target

3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
Size

242KB
MD5

3fd0f9cf7870da770555f5e1f3589639
SHA1

73f66549110e6d6217a78b7d8dad33f94d5e19f4
SHA256

465c32669bfd17538c9f53cd4207940bd8657830628ed89020fd98117e7718ad
SHA512

66f66fe6c4ad924139cfd5e80f18fa3e7b840d98875f8f8c80c4663fdf9fd939ae23cdd912c6a7edf2af9d4119ed3d8f3ed9d1ad6fc713d5847c886b8816408a
SSDEEP

3072:sr85CnhGJ54W2qQ1dhpGj/f8KjXd3kySAvo+Ur6N2gLkM0lRBoSKtUc061qnIgih:k9nRqAStN3kyrx/2Q0TBoR0agwZn

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 4 IoCs

resource	yara_rule
behavioral2/files/0x0006000000020228-22.dat	family_neshta
behavioral2/memory/2356-102-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/2356-105-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/2356-107-0x0000000000400000-0x000000000041B000-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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
4176	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
4100	Au_.exe

Loads dropped DLL 1 IoCs

pid	Process
4100	Au_.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\" %*"	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.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\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOF5E2~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~2.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.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 3 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	Au_.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.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\" %*"	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 4176	2356	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe	85
PID 2356 wrote to memory of 4176	2356	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe	85
PID 2356 wrote to memory of 4176	2356	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe	85
PID 4176 wrote to memory of 4100	4176	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe	87
PID 4176 wrote to memory of 4100	4176	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe	87
PID 4176 wrote to memory of 4100	4176	3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- 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:2356
- C:\Users\Admin\AppData\Local\Temp\3582-490\3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4176
- - C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
    "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\3582-490\
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:4100

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

Query Registry

T1012

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

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Downloads

C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

Filesize
86KB

MD5
3b73078a714bf61d1c19ebc3afc0e454

SHA1
9abeabd74613a2f533e2244c9ee6f967188e4e7e

SHA256
ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

SHA512
75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\3fd0f9cf7870da770555f5e1f3589639_JaffaCakes118.exe

Filesize
202KB

MD5
f1ae63c9ed4cb97577126c9ada391f83

SHA1
d959738bcf0c9c428d9e2a8776ea2545a765691f

SHA256
925d4665b4f9e01ae8ea2fc7a05e042ef76bc1bc15a3651a0cf179eac6419a0d

SHA512
3275de33a4d61a4112778d447b9b6d814d5e954802f6f6788f699a64a28d28e0ac8d95563ecdde0a04662bdec8e8912dc6e323517ad2d3a6592e61ade13c44d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsm7281.tmp\LangDLL.dll

Filesize
5KB

MD5
bb3707e7614a444b799d3842bf34b31b

SHA1
e4b75748e417b8a7be3a199150f4338f9d883cca

SHA256
098a384cb4c14b9639db4f4f113426d2a91d170a2affca3e6ecbe57b18d86c38

SHA512
728e7d2a7a555228f24f04829099e5f266f8e3b2f91bc44181c0d08425de158d4c1d61a25c1914bdf0ade43377462169a23b311f7cd110a1e4a07bc781ff25e4

Download Submit
memory/2356-102-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2356-105-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2356-107-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads