Resubmissions
09-04-2024 13:12
240409-qfp6pafh29 1009-04-2024 13:12
240409-qfpj6afh28 1009-04-2024 13:12
240409-qfnymafh27 1009-04-2024 13:12
240409-qfnb4afh26 1008-04-2024 01:29
240408-bwbkxacg64 10Analysis
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max time kernel
1348s -
max time network
1812s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
09-04-2024 13:12
Behavioral task
behavioral1
Sample
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral4
Sample
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe
Resource
win11-20240221-en
General
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Target
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe
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Size
8.6MB
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MD5
0bba9ea4154714cec6d67a8788535723
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SHA1
4ae792b89db732e5c664bccaec9ef10797a8488d
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SHA256
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b
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SHA512
6cb04eebd19aa8baff8853b5d7474b3f8feb86e0dcc4cc28035c3a44aaada61f6bd9beb7831d6f7e2f742665898994f9aec7264309c0c908e561cca21ee7e2a4
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SSDEEP
98304:D6cZV1QNa2cGlKTdAp1VdV/b+tAeGJwTt1BWmJwL+lTBHMjr33:ZZbQ5zdtb6p1BWYHG
Malware Config
Signatures
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Detect Neshta payload 6 IoCs
Processes:
resource yara_rule C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe family_neshta behavioral4/memory/3828-125-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral4/memory/3828-142-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral4/memory/3828-144-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral4/memory/3828-149-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral4/memory/3828-151-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta -
Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Executes dropped EXE 1 IoCs
Processes:
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exepid process 1208 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe -
Modifies system executable filetype association 2 TTPs 1 IoCs
Processes:
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe -
Reads user/profile data of web browsers 2 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
Processes:
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exedescription ioc process File opened for modification C:\PROGRA~2\MICROS~1\Edge\Application\90.0.818.66\notification_helper.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\Application\msedge.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateCore.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\Application\90.0.818.66\identity_helper.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~3\PACKAG~1\{FB050~1\WINDOW~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\Application\90.0.818.66\elevation_service.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\Application\90.0.818.66\Installer\setup.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateSetup.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\Application\90.0.818.66\msedge_proxy.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\Application\pwahelper.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\Application\90.0.818.66\BHO\ie_to_edge_stub.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\Application\90.0.818.66\msedge.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateComRegisterShell64.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\Application\msedge_proxy.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateBroker.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateOnDemand.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~3\PACKAG~1\{17316~1\WINDOW~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\Application\90.0.818.66\msedgewebview2.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe -
Drops file in Windows directory 1 IoCs
Processes:
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exedescription ioc process File opened for modification C:\Windows\svchost.com 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
Processes:
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exedescription pid process target process PID 3828 wrote to memory of 1208 3828 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe PID 3828 wrote to memory of 1208 3828 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe"C:\Users\Admin\AppData\Local\Temp\5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe"1⤵
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3828 -
C:\Users\Admin\AppData\Local\Temp\3582-490\5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe"2⤵
- Executes dropped EXE
PID:1208
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.4MB
MD58ffc3bdf4a1903d9e28b99d1643fc9c7
SHA1919ba8594db0ae245a8abd80f9f3698826fc6fe5
SHA2568268d3fefe8ca96a25a73690d14bacf644170ab5e9e70d2f8eeb350a4c83f9f6
SHA5120b94ead97374d74eaee87e7614ddd3911d2cf66d4c49abbfd06b02c03e5dd56fd00993b4947e8a4bcd9d891fa39cab18cc6b61efc7d0812e91eb3aea9cd1a427
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C:\Users\Admin\AppData\Local\Temp\3582-490\5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe
Filesize8.6MB
MD5dcb04bad2eb62d8e258a8038e741c554
SHA1ba64b4b7134d9ccda5cdd3624cdc898e3778fb7f
SHA25633049016dd8985e97e69d89cad74b59b06488310c0be86d0f83b10ee096b7875
SHA5128f0fb5a453030850c37e6f3b8f94bc0eb04512c4810dfc5499289dc74b1d02c38e639947245e996cfb3398449395d3ba59f1513f5a9c3283dc4d268f0d7265c5
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Filesize
2.6MB
MD5cc74fe855429ddc5afd0492c81a99ed3
SHA19f01e7f41fe661b9d0ea01b5618d3ca142e0e9c8
SHA256d4244a317932d44c7cdc64bf716a1452c61bfafd28b8ab0fa85fb785725e8dbc
SHA5124a11e0b81b9714e42841ff7744a1baedc8396589cd275ce0627502c5e9582ecdb279602325c01a07616d5d1e4c635ae9aa12353e3273c310e735c480a3f9c442
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Filesize
6.3MB
MD5e716916136d5a12c387b6b3291e4c54b
SHA175ca3be26f8b526f618672bf1e521021ab69afe0
SHA25653c2b3b2794b299a5de9cc9c16612b82d78c87002128e10c97e87b9754ad734d
SHA512a57fcf0684395ea5d70e8d3463cdebb4f95ab0e69f9bbf84d412f1b8698d1d508a35cf149fe9c01fe42fcb182d974f52181fe4a9e53d72ce86736c813b8e2733