Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09/10/2024, 13:45
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe
Resource
win7-20240903-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe
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Size
150KB
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MD5
0b8b4235bc7540bc69acee151dd163c0
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SHA1
982de46ff639767984a95f77b39236ca4faecb2a
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SHA256
4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921e
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SHA512
80c96b4cff7e8cd7961fb5e0df8ff94a8b40baf44204d71df288f331cfa5bafb1f405eb81ac0fcc75f12074b830ee42f535af88ee58ccd43c15f0b51a887acc0
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SSDEEP
1536:yxqjQ+P04wsZLnDrC+zn0iJf4bhtWQrrIHmysn/z1FyxpPod:zr8WDrC+D0iJfdcrIHE1gxpPod
Score
10/10
Malware Config
Signatures
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Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe -
Executes dropped EXE 1 IoCs
pid Process 5004 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe -
Modifies system executable filetype association 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~2.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.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\" %*" 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2216 wrote to memory of 5004 2216 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe 86 PID 2216 wrote to memory of 5004 2216 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe 86 PID 2216 wrote to memory of 5004 2216 4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe"C:\Users\Admin\AppData\Local\Temp\4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.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:2216 -
C:\Users\Admin\AppData\Local\Temp\3582-490\4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5004
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.4MB
MD5d9e8a1fa55faebd36ed2342fedefbedd
SHA1c25cc7f0035488de9c5df0121a09b5100e1c28e9
SHA256bd7696911d75a9a35dfd125b24cb95003f1e9598592df47fa23a2568986a4a9a
SHA512134644c68bd04536e9ea0a5da6e334d36b1ce8012a061fa6dabd31f85c16a1ac9eee8c40fee3d55f25c4d4edf0672de8ce204e344c800361cbcff092c09d7a33
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C:\Users\Admin\AppData\Local\Temp\3582-490\4a3d3109ee907019f231735e08ee043c1b3e6eadc88f4a00b0c79407eba0921eN.exe
Filesize110KB
MD5a27205586b7baa6bf864120ed824005f
SHA1c13f3314bc9fc214a5513e3bddb2eb5909cc7677
SHA2567a2cc973352e5ed16a98fde9eb341eb568948dd161bea78a6d8c50318a5dd302
SHA512493fe59575f547bc67d3efe0039fe6287edb6960c893f206202fc330dc84b8acef80edcdaf6c5f253f69a9f5257de8a1ee3ebfcef03f76b38e924dd817460ba1