neshta | c5d937e8d38501c369602e6b2a91b28039a978578f1abc489749249bf332dbd4

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
28/11/2024, 12:59

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General

Target

ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
Size

166KB
MD5

ac67a44942cdf307af6056654da0b299
SHA1

272d187dca1711a914408e20f565bcdc199b40f0
SHA256

c5d937e8d38501c369602e6b2a91b28039a978578f1abc489749249bf332dbd4
SHA512

5552080af4a4eff8643a319adfafd455cebc7e94ac852458ef81826e041c71fd536294edaab06b7739b4744157a19a0dbff1b387e703ed32fdb572cccebc5660
SSDEEP

3072:sr85C5/5UTRqpyAIkPFMsjzKp3WOMBbd1bthF:k9xOhAVMsO3WOMBbdtF

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 3 IoCs

resource	yara_rule
behavioral1/files/0x0001000000010319-11.dat	family_neshta
behavioral1/memory/1596-94-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/1596-96-0x0000000000400000-0x000000000041B000-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
828	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe

Loads dropped DLL 11 IoCs

pid	Process
1596	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
2756	WerFault.exe
2756	WerFault.exe
2756	WerFault.exe
2756	WerFault.exe
2756	WerFault.exe
2756	WerFault.exe
2756	WerFault.exe
2756	WerFault.exe
2756	WerFault.exe
1596	ac67a44942cdf307af6056654da0b299_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\" %*"	ac67a44942cdf307af6056654da0b299_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\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	828	WerFault.exe	28

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	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ac67a44942cdf307af6056654da0b299_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\" %*"	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1596 wrote to memory of 828	1596	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe	28
PID 1596 wrote to memory of 828	1596	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe	28
PID 1596 wrote to memory of 828	1596	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe	28
PID 1596 wrote to memory of 828	1596	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe	28
PID 828 wrote to memory of 2756	828	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe	29
PID 828 wrote to memory of 2756	828	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe	29
PID 828 wrote to memory of 2756	828	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe	29
PID 828 wrote to memory of 2756	828	ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ac67a44942cdf307af6056654da0b299_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:1596
- C:\Users\Admin\AppData\Local\Temp\3582-490\ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:828
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 64
    3⤵
    - Loads dropped DLL
    - Program crash
    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

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\ac67a44942cdf307af6056654da0b299_JaffaCakes118.exe

Filesize
125KB

MD5
900f2419ef38919e63b46f20e518d0fd

SHA1
f15e36682ec23784d7f4a8ab2ffd17740be352ab

SHA256
a38b611314d11c03260351b287c5941fb770197255262862dd856656eff6dbdd

SHA512
16905fa442f183a0328b511a5062f141d3e2520d8391884007b316b894d0ff5331ba7b3399662fe23a3be61559ce9d1cc4e1933cd588f898563b8426ab2b9d62

Download Submit
memory/828-93-0x0000000000F50000-0x0000000000F71000-memory.dmp

Filesize
132KB

Download
memory/1596-3-0x0000000002630000-0x0000000002651000-memory.dmp

Filesize
132KB

Download
memory/1596-94-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1596-96-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads