Analysis
- max time kernel
77s - max time network
130s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system - submitted
30/03/2023, 20:37
Static task
static1
Behavioral task
behavioral1
Sample
0ca7dc0360f51d054c098945edb300a2d01d0548ca1d6b86b3953631989cc6a3.exe
Resource
win7-20230220-en
windows7-x64
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
0ca7dc0360f51d054c098945edb300a2d01d0548ca1d6b86b3953631989cc6a3.exe
Resource
win10v2004-20230220-en
windows10-2004-x64
12 signatures
150 seconds
General
- Target 0ca7dc0360f51d054c098945edb300a2d01d0548ca1d6b86b3953631989cc6a3.exe
- Size 347KB
- Sample230330-zeb24sff4w
- SHA256 0ca7dc0360f51d054c098945edb300a2d01d0548ca1d6b86b3953631989cc6a3
- MD5 03cc929f5f0a59a3df844109e875b4ef
- SHA1 44a5533d95e64e8630987a2d88878a18f91c3cac
- SHA512 f1fa80b29433817336d6b7189637e2e0039c7f8000c0248abe635be9816a7febe6a354fa48b5c976842aa889997a79a077ceaea24421b2b1de2f91b3a95e1c2c
- SSDEEP 6144:yYa6dY6Aa/wi/Xzhp0Ur/P5pd1Aw5X5GMKP0Z7r:yYzYuoUjl1AqGMV7r
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detect Neshta payload 13 IoCs
resource yara_rule behavioral2/memory/4584-142-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4584-145-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4584-144-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4584-149-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4584-225-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4584-226-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4584-227-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4584-228-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4584-229-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4584-230-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4584-231-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4584-232-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/4584-234-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta - Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
- Executes dropped EXE 2 IoCs
pid Process 3464 lgehuztzmc.exe 4584 lgehuztzmc.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\" %*" lgehuztzmc.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3464 set thread context of 4584 3464 lgehuztzmc.exe 85 - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe lgehuztzmc.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe lgehuztzmc.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~2.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MIA062~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13173~1.45\MICROS~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe lgehuztzmc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE lgehuztzmc.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe lgehuztzmc.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com lgehuztzmc.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" lgehuztzmc.exe - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3464 lgehuztzmc.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 3232 wrote to memory of 3464 3232 0ca7dc0360f51d054c098945edb300a2d01d0548ca1d6b86b3953631989cc6a3.exe 84 PID 3232 wrote to memory of 3464 3232 0ca7dc0360f51d054c098945edb300a2d01d0548ca1d6b86b3953631989cc6a3.exe 84 PID 3232 wrote to memory of 3464 3232 0ca7dc0360f51d054c098945edb300a2d01d0548ca1d6b86b3953631989cc6a3.exe 84 PID 3464 wrote to memory of 4584 3464 lgehuztzmc.exe 85 PID 3464 wrote to memory of 4584 3464 lgehuztzmc.exe 85 PID 3464 wrote to memory of 4584 3464 lgehuztzmc.exe 85 PID 3464 wrote to memory of 4584 3464 lgehuztzmc.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\0ca7dc0360f51d054c098945edb300a2d01d0548ca1d6b86b3953631989cc6a3.exe"C:\Users\Admin\AppData\Local\Temp\0ca7dc0360f51d054c098945edb300a2d01d0548ca1d6b86b3953631989cc6a3.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3232 -
C:\Users\Admin\AppData\Local\Temp\lgehuztzmc.exe"C:\Users\Admin\AppData\Local\Temp\lgehuztzmc.exe" C:\Users\Admin\AppData\Local\Temp\elgnifhc.r2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3464 -
C:\Users\Admin\AppData\Local\Temp\lgehuztzmc.exe"C:\Users\Admin\AppData\Local\Temp\lgehuztzmc.exe"3⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
PID:4584
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE
- Size 328KB
- SHA256 318bae912f1cab1fa3b6f3dbab2814ae2e16891e7fc5b09e150b0ab20b785a62
- MD5 318895941a4451a3c5beac7f3d4b8d1b
- SHA1 9012760a142d28a64ddf78c71dd0388075fbba88
- SHA512 76e96c9d22a8814101b6140bb4714a11cd59d59253c9cdb567e7263b96abc9f07165edbba91172e6282ac3e1c08c08dc4b8581b344eeb485e68e9962e9621658
- SSDEEP 6144:8PQkdrvC/6edjvw6L6jAVnhH1Am2ZBU4M528hW8Bi7Q5VYN9:8PQF6exwI1oB8RZ4Q5VYH
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\elgnifhc.r
- Size 5KB
- SHA256 5c030b7ba6c1fba3f51bd744b3b29db4453c7c336f848259647cfb3fd35d2207
- MD5 563fdf7994e86b7da751b185288a6a4f
- SHA1 ff48d90122073a1f77db7e388e753a201f6d4e62
- SHA512 ef4e8a83312322746a02cf725fc32fabae3edda63c7ca92a4cbe4320d462c228bff8c2178a47a5e46c52161523aac3d23e3bf6b03a5f4d5739b36aaac8b7bb80
- SSDEEP 96:Farc6oYbg/DrYuFUk2XO5oSw0mR7dOddiNTdQU15FL9OolPqr4CmbvrfjXC:FarcR/WhX1SJmRZydihdQU155JJLrLXC
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\lgehuztzmc.exe
- Size 34KB
- SHA256 587148b5a118b27e83b6a2d03431f59645e225706bb4178c5fd2a32dfb597167
- MD5 20742cabae8a6a4fed0126040a8f344f
- SHA1 3a39a722d88c227f0149caa73654a76eaacf5a29
- SHA512 643d05804998b1cc965aadc02a12aef8c0984fdeb58044e43080182148a502ad5a1d24218812c1679dd4059802f283114e4c58514e108d0da102e23cd462768c
- SSDEEP 384:Gi3KQ9ByCkXPFfQwy+IBvYVBFnzD5tW4S9sqdMMdRCOAZEOVAnGN8TCeeLjPZnAP:GwWPhNIBY9fTdSmvJO6WG+TCeAAtDK2
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\lgehuztzmc.exe
- Size 34KB
- SHA256 587148b5a118b27e83b6a2d03431f59645e225706bb4178c5fd2a32dfb597167
- MD5 20742cabae8a6a4fed0126040a8f344f
- SHA1 3a39a722d88c227f0149caa73654a76eaacf5a29
- SHA512 643d05804998b1cc965aadc02a12aef8c0984fdeb58044e43080182148a502ad5a1d24218812c1679dd4059802f283114e4c58514e108d0da102e23cd462768c
- SSDEEP 384:Gi3KQ9ByCkXPFfQwy+IBvYVBFnzD5tW4S9sqdMMdRCOAZEOVAnGN8TCeeLjPZnAP:GwWPhNIBY9fTdSmvJO6WG+TCeAAtDK2
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\lgehuztzmc.exe
- Size 34KB
- SHA256 587148b5a118b27e83b6a2d03431f59645e225706bb4178c5fd2a32dfb597167
- MD5 20742cabae8a6a4fed0126040a8f344f
- SHA1 3a39a722d88c227f0149caa73654a76eaacf5a29
- SHA512 643d05804998b1cc965aadc02a12aef8c0984fdeb58044e43080182148a502ad5a1d24218812c1679dd4059802f283114e4c58514e108d0da102e23cd462768c
- SSDEEP 384:Gi3KQ9ByCkXPFfQwy+IBvYVBFnzD5tW4S9sqdMMdRCOAZEOVAnGN8TCeeLjPZnAP:GwWPhNIBY9fTdSmvJO6WG+TCeAAtDK2
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\qrktzj.e
- Size 228KB
- SHA256 30d30fe5602dda24bc7afa849a9adaf716f349f957ca03f87da6926ba62699b2
- MD5 93accf920ba37a7fae83e379846f59a5
- SHA1 29bda35707ad4dd2d549d221f64427c622b69ccb
- SHA512 4784950a12c0bffccbfc32ae8595dca3eccf91da91f6999fed4b08fb8e8ad04f1ad27740ec9e9ac3fbe792b4bf87d81f1a318473f88008064a055ef726c57e71
- SSDEEP 3072:8ftHa2tdWDayaWvipDh5oUk4Y3/LN/qu6oxlcUzEraEDwQwhR0IJPyv4UTUZ3hf3:8f7MaZRpkz/EqlznEEVPxUIZ3l
- MD5 SHA1 SHA512 SSDEEP