Analysis
- max time kernel
137s - max time network
100s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system - submitted
08/05/2024, 02:06
Behavioral task
behavioral1
Sample
a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe
Resource
win7-20240221-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe
Resource
win10v2004-20240426-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe
- Size 6.0MB
- Sample240508-cjdeeada4w
- SHA256 c898903178060a7f32e0fe0f5fb5df79be6bcbad9c4cd42f1c15f46a7ebe5953
- MD5 a1973d05e22ec4c85d005d42f5a60620
- SHA1 01866fee55bfd8771a47f5dc72367e71b0332520
- SHA512 8384632707b4e2b4981cf876c403dbe1e8df96e2066ac86e5992594087a8403f5ca90806a7e06e2380d7c6c8bda8fc47cb462699a8e8073757e25a10c28c5cef
- SSDEEP 98304:/U2EwTWklIf6GtvIuEvITy3XRj2OUhjY4rmN1YYpoX:FWkqfFtvIuEQT2BjsrmNRY
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detect Neshta payload 4 IoCs
resource yara_rule behavioral2/files/0x0006000000020256-15.dat family_neshta behavioral2/memory/1404-99-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/1404-100-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/1404-102-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta - Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
- 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-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe - Executes dropped EXE 1 IoCs
pid Process 4200 a1973d05e22ec4c85d005d42f5a60620_NEIKI.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\" %*" a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~4.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MI9C33~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~2.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MI391D~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~3.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13185~1.29\MICROS~1.EXE a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1404 wrote to memory of 4200 1404 a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe 83 PID 1404 wrote to memory of 4200 1404 a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe 83 PID 1404 wrote to memory of 4200 1404 a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe"C:\Users\Admin\AppData\Local\Temp\a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe"1⤵
- Checks computer location settings
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1404 -
C:\Users\Admin\AppData\Local\Temp\3582-490\a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe"2⤵
- Executes dropped EXE
PID:4200
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE
- Size 86KB
- SHA256 ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29
- MD5 3b73078a714bf61d1c19ebc3afc0e454
- SHA1 9abeabd74613a2f533e2244c9ee6f967188e4e7e
- SHA512 75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4
- SSDEEP 1536:JxqjQ+P04wsmJCNgh/sE/EkHd0Ci2zkQASqk+H6L2C:sr85CysEM6GC+QA8+HlC
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\3582-490\a1973d05e22ec4c85d005d42f5a60620_NEIKI.exe
- Size 6.0MB
- SHA256 aa9bb8462def57a87aa208ec4bed3b5a39dd31cc4b585f2535adc774753af714
- MD5 1c75294a0d099a5422a718490cdf9ac0
- SHA1 b5b92045e761d023f0120daaea938e338152f6d4
- SHA512 fd07a168e024d188898a3499d099f8cd85bc643aa624756b3352bd9d4d09660379ae450d409b5799a27feecc8384b3231c254f58fe632bb4a9d2b00adae0fe38
- SSDEEP 98304:9IU2EwTWklIf6GtvIuEvITy3XRj2OUhjY4rmN1YYpM:CWkqfFtvIuEQT2BjsrmNRq
- MD5 SHA1 SHA512 SSDEEP