Resubmissions
09-04-2024 13:12
240409-qfp6pafh29 1009-04-2024 13:12
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240409-qfnb4afh26 1008-04-2024 01:29
240408-bwbkxacg64 10Analysis
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max time kernel
122s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
08-04-2024 01:29
Behavioral task
behavioral1
Sample
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe
Resource
win10v2004-20240226-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 3 IoCs
Processes:
resource yara_rule C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe family_neshta behavioral1/memory/1728-107-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral1/memory/1728-110-0x0000000000400000-0x000000000041B000-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 1632 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe -
Loads dropped DLL 3 IoCs
Processes:
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exepid process 1728 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe 1728 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe 1728 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\INTERN~1\iexplore.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.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~2\Google\Update\1336~1.151\GOOGLE~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmplayer.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORDB.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\{57A73~1\VC_RED~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.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\DISABL~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WI54FB~1\setup_wm.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.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\Adobe\READER~1.0\Reader\LOGTRA~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmlaunch.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.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\MICROS~1\Office14\WINWORD.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.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\Office14\CNFNOT32.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WI54FB~1\WMPDMC.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OIS.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WINDOW~1\wabmig.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmprph.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\misc.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe File opened for modification C:\PROGRA~2\WINDOW~1\wab.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 4 IoCs
Processes:
5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exedescription pid process target process PID 1728 wrote to memory of 1632 1728 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe PID 1728 wrote to memory of 1632 1728 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe PID 1728 wrote to memory of 1632 1728 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe 5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe PID 1728 wrote to memory of 1632 1728 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⤵
- Loads dropped DLL
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1728 -
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:1632
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
547KB
MD5cf6c595d3e5e9667667af096762fd9c4
SHA19bb44da8d7f6457099cb56e4f7d1026963dce7ce
SHA256593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d
SHA512ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80
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Filesize
2.6MB
MD576129b0242ac64dce87fb8de309df8ca
SHA1c5b5aa6a7704fc20222d06ed851ca97693b04a6c
SHA256fcca8d181451bab1df322ede8f0ae6ba0d508490d22d9f6ea54aca1eb5e7c81f
SHA51219aade62bde4153c0cdae6b5d2b007641c5cbecb7a295c62a019bcb00ecf95f068ee5301250a58682c0cdf4ed4db11daf2f5a819d9a89711e233f048d3da5cd0
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Filesize
8.5MB
MD5e838546fb763814b11d10730b4eeb0e3
SHA10c73b3198b6ffedc8b6a1488bb1dfa9fb94ae961
SHA2564124233822cc23501ce487065076855ff0079e0b178057e8bd7310abd8470a2a
SHA512fdee3eb84608502b6f920f35458f48299193158bc4d55425cac01dbafe994984f11c59a0058409f6342ec8755e146d6f4bf335439724d2e449202eb98efdf483
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Filesize
252KB
MD59e2b9928c89a9d0da1d3e8f4bd96afa7
SHA1ec66cda99f44b62470c6930e5afda061579cde35
SHA2568899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043
SHA5122ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156
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\Users\Admin\AppData\Local\Temp\3582-490\5a3bf0b8d1a106547a414123b92c2bbf0560d1f38599956335c2bc8c2c9f4e0b.exe
Filesize8.6MB
MD5dcb04bad2eb62d8e258a8038e741c554
SHA1ba64b4b7134d9ccda5cdd3624cdc898e3778fb7f
SHA25633049016dd8985e97e69d89cad74b59b06488310c0be86d0f83b10ee096b7875
SHA5128f0fb5a453030850c37e6f3b8f94bc0eb04512c4810dfc5499289dc74b1d02c38e639947245e996cfb3398449395d3ba59f1513f5a9c3283dc4d268f0d7265c5