neshta | 901cfb180d506d9663dabc4d33761d4f4361b4d96f716837c105c298866ebe2d

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
12/08/2024, 03:39

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General

Target

8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
Size

769KB
MD5

8d2a5f8ba2fbe9c09982b5782d0a1991
SHA1

0dbe43122b2b4514162f37b8b4a7401b62f9efff
SHA256

901cfb180d506d9663dabc4d33761d4f4361b4d96f716837c105c298866ebe2d
SHA512

94ac8074ae07ac37d71db476b9f9cf4e2494e42539dd9f9723e17d9f9b481f9474d680b8c5080058438735826b6e785e1538d63ce4660f4a045a7b355ad57eae
SSDEEP

12288:afQabTh7KGkpFPpUqfmEiS6JEZTDO89P0hrII7RO3ZbC2h3:azYPpiS6GT50ibC2R

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 5 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010314-12.dat	family_neshta
behavioral1/memory/2596-88-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2596-89-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2596-91-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2596-93-0x0000000000400000-0x000000000041B000-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
2756	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe

Loads dropped DLL 2 IoCs

pid	Process
2596	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
2596	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.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\" %*"	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe

Reads user/profile data of web browsers 2 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

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File created	C:\Program Files (x86)\HP\hpgpdu\PrintUtilStrings.xml	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	8d2a5f8ba2fbe9c09982b5782d0a1991_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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8d2a5f8ba2fbe9c09982b5782d0a1991_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\" %*"	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 2756	2596	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe	30
PID 2596 wrote to memory of 2756	2596	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe	30
PID 2596 wrote to memory of 2756	2596	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe	30
PID 2596 wrote to memory of 2756	2596	8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8d2a5f8ba2fbe9c09982b5782d0a1991_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:2596
- C:\Users\Admin\AppData\Local\Temp\3582-490\8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  PID:2756

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

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

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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\8d2a5f8ba2fbe9c09982b5782d0a1991_JaffaCakes118.exe

Filesize
728KB

MD5
630f7fdcfd0cc6a23002400eae18947d

SHA1
0ee97e9d35e4aa1b3561b2509adbd3ef09ee8b09

SHA256
f7c937392784be3a5734e653f8d3ca8669f0460426a22c00d940b80c354907b0

SHA512
86736524072fdb8ac2133bd6328fda5373d1a9528f1ef597fdb834044f58eb9bbd3b67ba10cc96e582ecfb916bf42d2ebd7e78156571b0d98a4548f133289410

Download Submit
memory/2596-88-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2596-89-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2596-91-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2596-93-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2756-9-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2756-90-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads