neshta | b878b31fde593db1b977f2a1b9872f974b9c3da4ecd504866801d75806056ae0

Analysis

max time kernel
141s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18/10/2024, 06:02

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General

Target

55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
Size

112KB
MD5

55d8bd9ef431f38d85ea06bfd9f2906d
SHA1

00440a8732b21fe0d4ea1a5dd691713699589440
SHA256

b878b31fde593db1b977f2a1b9872f974b9c3da4ecd504866801d75806056ae0
SHA512

184095eaa62e6f8b0f76ad51037e27fc5d35a40bcc05eec6422c060bc81e3e426eae02e100b753d6d53498d20b69416d5894681ef445b08d54b2694cdd077d2b
SSDEEP

1536:JxqjQ+P04wsmJCWCr4uCryG4SDMw0zJR1cjoQpQ5EP0ijnRTXJ88gg+SsN74:sr85CWCr4uCryG3YVfQIURTXJ88b+vM

Score

10^/10

neshta discovery persistence spyware stealer

Malware Config

Signatures

Detect Neshta payload 4 IoCs

resource	yara_rule
behavioral2/files/0x000600000002023a-23.dat	family_neshta
behavioral2/memory/3204-108-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/3204-114-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/3204-116-0x0000000000400000-0x000000000041B000-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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
5000	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
116	Au_.exe

Loads dropped DLL 1 IoCs

pid	Process
116	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\" %*"	55d8bd9ef431f38d85ea06bfd9f2906d_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\LOGTRA~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmlaunch.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~2.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.371\GOF5E2~1.EXE	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	55d8bd9ef431f38d85ea06bfd9f2906d_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	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Au_.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral2/files/0x0008000000023c97-4.dat	nsis_installer_1
behavioral2/files/0x0008000000023c97-4.dat	nsis_installer_2

Modifies registry class 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3204 wrote to memory of 5000	3204	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe	84
PID 3204 wrote to memory of 5000	3204	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe	84
PID 3204 wrote to memory of 5000	3204	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe	84
PID 5000 wrote to memory of 116	5000	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe	85
PID 5000 wrote to memory of 116	5000	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe	85
PID 5000 wrote to memory of 116	5000	55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\55d8bd9ef431f38d85ea06bfd9f2906d_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:3204
- C:\Users\Admin\AppData\Local\Temp\3582-490\55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5000
- - 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:116

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\55d8bd9ef431f38d85ea06bfd9f2906d_JaffaCakes118.exe

Filesize
71KB

MD5
da943c4884b1375d00b226be923f0225

SHA1
b3947815a56c356490a2b54a42a51a2dc31ce503

SHA256
b3ba1664fae7d056d166889438cc897a731c78097ecec3cd122664206da8c8ba

SHA512
86e31c35f5e5d0b00763be7864889ad05ea6322f9ead8193ddb3be189099f0726ab6f634bbb4fd340df97172034169f8bb4f95f91ebedac1804bea05977a4f30

Download Submit
C:\Users\Admin\AppData\Local\Temp\nslA327.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
memory/3204-108-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3204-114-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3204-116-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads