neshta | d690bf769507372311b1bd008fe55a7f45b6091e7b61371da9d23c333bde3223

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-11-2024 01:37

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General

Target

8e81c658080add3345745d873873b27d_JaffaCakes118.exe
Size

1.3MB
MD5

8e81c658080add3345745d873873b27d
SHA1

5c5b83ce30a406d90cf97ab89adb36163ade981c
SHA256

d690bf769507372311b1bd008fe55a7f45b6091e7b61371da9d23c333bde3223
SHA512

571bcbd6708b778b26297a125568faa9cebaebe981dd0c814a25da652862d07762bbded65be4f841ab39d734b090bb8f27ce1af56620002a8415a647c13f47d9
SSDEEP

24576:UVR0lhTFCLs0QjtwKS+QHisQj0l1YL/jIAjW7LNKPp2YFgZ1wFgZ1wFgZ1wFgZ1Z:UVR0lhTFCLs0MwKSNHisQj0K7ZW7LNKc

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/files/0x0001000000010314-10.dat	family_neshta
behavioral1/memory/3028-83-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/3028-85-0x0000000000400000-0x000000000041B000-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

Processes:

8e81c658080add3345745d873873b27d_JaffaCakes118.exe

pid	Process
2740	8e81c658080add3345745d873873b27d_JaffaCakes118.exe

Loads dropped DLL 2 IoCs

Processes:

8e81c658080add3345745d873873b27d_JaffaCakes118.exe

pid	Process
3028	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
3028	8e81c658080add3345745d873873b27d_JaffaCakes118.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

Processes:

8e81c658080add3345745d873873b27d_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	8e81c658080add3345745d873873b27d_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

Processes:

8e81c658080add3345745d873873b27d_JaffaCakes118.exe

description	ioc	Process
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	8e81c658080add3345745d873873b27d_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

Processes:

8e81c658080add3345745d873873b27d_JaffaCakes118.exe

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	8e81c658080add3345745d873873b27d_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 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

Processes:

8e81c658080add3345745d873873b27d_JaffaCakes118.exe8e81c658080add3345745d873873b27d_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8e81c658080add3345745d873873b27d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8e81c658080add3345745d873873b27d_JaffaCakes118.exe

Modifies registry class 1 IoCs

Processes:

8e81c658080add3345745d873873b27d_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	8e81c658080add3345745d873873b27d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

8e81c658080add3345745d873873b27d_JaffaCakes118.exe

description	pid	Process	procid_target
PID 3028 wrote to memory of 2740	3028	8e81c658080add3345745d873873b27d_JaffaCakes118.exe	30
PID 3028 wrote to memory of 2740	3028	8e81c658080add3345745d873873b27d_JaffaCakes118.exe	30
PID 3028 wrote to memory of 2740	3028	8e81c658080add3345745d873873b27d_JaffaCakes118.exe	30
PID 3028 wrote to memory of 2740	3028	8e81c658080add3345745d873873b27d_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\8e81c658080add3345745d873873b27d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8e81c658080add3345745d873873b27d_JaffaCakes118.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:3028
- C:\Users\Admin\AppData\Local\Temp\3582-490\8e81c658080add3345745d873873b27d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\8e81c658080add3345745d873873b27d_JaffaCakes118.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2740

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
C:\Users\Admin\AppData\Local\Temp\3582-490\8e81c658080add3345745d873873b27d_JaffaCakes118.exe

Filesize
1.3MB

MD5
3d9c54f216a148f6de0c260b2e26cb6e

SHA1
0855f294e119fb20b4db994b5afa163d2ac1efed

SHA256
cc1dd936b29e4f81b36f173a95de0a15bb126004dec8431df34fce2ad5a15900

SHA512
915d6c1c72a309a33d9e6c9c46c06f78f797bdb02e6adf5e273415e3450511d3d6a2e31e91a21141b6c3b4bc7cb8282f754c2d502389313dbd95cb081d3dfe4b

Download Submit
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

Filesize
252KB

MD5
9e2b9928c89a9d0da1d3e8f4bd96afa7

SHA1
ec66cda99f44b62470c6930e5afda061579cde35

SHA256
8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

SHA512
2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

Download Submit
memory/3028-83-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3028-85-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download