Analysis
- max time kernel
141s - max time network
124s - platform
windows10-2004_x64 - resource
win10v2004-20240419-en - resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system - submitted
08/05/2024, 00:08
Behavioral task
behavioral1
Sample
73447c33310c2930dff90e32448a8e90_NEIKI.exe
Resource
win7-20240215-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
73447c33310c2930dff90e32448a8e90_NEIKI.exe
Resource
win10v2004-20240419-en
windows10-2004-x64
11 signatures
150 seconds
General
- Target 73447c33310c2930dff90e32448a8e90_NEIKI.exe
- Size 89KB
- Sample240508-ae41fsaf76
- SHA256 72ccf5ed287fcb7de8694ef44ca0f7a26495d3f8a47957492ce4349a608d7321
- MD5 73447c33310c2930dff90e32448a8e90
- SHA1 057260fd5bd971067435b57ede3abc8786abb748
- SHA512 7d0c2d7dacd3e98b302f970891543be5846429b44095670fcaeeb5289a0ec0a1b3fa4449808ca14524cbfc08c841b2427236a1f94dd45df3703c19faabde167f
- SSDEEP 1536:JxqjQ+P04wsmJC9LTKj0wsqOsKgKSk9nH9lEm8/tWptgZYQF:sr85C9PKjksxKSklHEbtwges
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detect Neshta payload 4 IoCs
resource yara_rule behavioral2/files/0x0006000000020254-12.dat family_neshta behavioral2/memory/4016-96-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4016-98-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4016-101-0x0000000000400000-0x000000000041B000-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-1-5-21-2818691465-3043947619-2475182763-1000\Control Panel\International\Geo\Nation 73447c33310c2930dff90e32448a8e90_NEIKI.exe - Executes dropped EXE 1 IoCs
pid Process 4056 73447c33310c2930dff90e32448a8e90_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\" %*" 73447c33310c2930dff90e32448a8e90_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\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13185~1.29\MICROS~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~3.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MIA062~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~4.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GO664E~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MI391D~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~3.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MI9C33~1.EXE 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe 73447c33310c2930dff90e32448a8e90_NEIKI.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com 73447c33310c2930dff90e32448a8e90_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\" %*" 73447c33310c2930dff90e32448a8e90_NEIKI.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4016 wrote to memory of 4056 4016 73447c33310c2930dff90e32448a8e90_NEIKI.exe 84 PID 4016 wrote to memory of 4056 4016 73447c33310c2930dff90e32448a8e90_NEIKI.exe 84 PID 4016 wrote to memory of 4056 4016 73447c33310c2930dff90e32448a8e90_NEIKI.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\73447c33310c2930dff90e32448a8e90_NEIKI.exe"C:\Users\Admin\AppData\Local\Temp\73447c33310c2930dff90e32448a8e90_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:4016 -
C:\Users\Admin\AppData\Local\Temp\3582-490\73447c33310c2930dff90e32448a8e90_NEIKI.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\73447c33310c2930dff90e32448a8e90_NEIKI.exe"2⤵
- Executes dropped EXE
PID:4056
-
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\73447c33310c2930dff90e32448a8e90_NEIKI.exe
- Size 49KB
- SHA256 31f14f922b37d6f58a986415da6970d6cede9835e3f98c6e8c1aa8a6305e3f43
- MD5 8ae5aff4c378bfbcc9b27f73dc2ae580
- SHA1 af5a6aded75d63bb3138273d8a8ad3758cc63028
- SHA512 b748483d29a9295b9302242fd803bd1b760f38629895d75a84e3f8156f803ca4391cfa4a765cfeefaf580847289b123d7b46fd46c820f812f95bd3a62f98609c
- SSDEEP 1536:qsqOsKgKSk9nH9lEm8/tWptgZYQkLTKjb:dsxKSklHEbtwgefPKjb
- MD5 SHA1 SHA512 SSDEEP