Analysis
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max time kernel
118s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
01-12-2024 16:03
Behavioral task
behavioral1
Sample
255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe
Resource
win7-20241010-en
windows7-x64
14 signatures
120 seconds
Behavioral task
behavioral2
Sample
255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
14 signatures
120 seconds
General
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Target
255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe
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Size
352KB
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MD5
f0e50342d468ade1ad7602f116098120
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SHA1
b4e5c595c3666e72b3a3b475e346ca6f1145f06d
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SHA256
255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98
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SHA512
33131ffdd98013b3fc4233e7ab779fd125b896dd39c61d235f425732a7c5d73ea6756e6983ba0dab1b790cf91ec81abb3bd775645ada33489ec64105ae932dd8
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SSDEEP
6144:k96F80asTAA31APuwfGMolaSB5mmEer67R+SgZ:fVasH0WIucArKESgZ
Score
10/10
Malware Config
Signatures
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Detect Neshta payload 3 IoCs
resource yara_rule behavioral1/files/0x0001000000010315-15.dat family_neshta behavioral1/memory/3052-88-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral1/memory/3052-90-0x0000000000400000-0x000000000041B000-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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Neshta family
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Executes dropped EXE 1 IoCs
pid Process 3060 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe -
Loads dropped DLL 3 IoCs
pid Process 3052 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe 3052 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe 3052 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.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\" %*" 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe -
Reads user/profile data of web browsers 3 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
description ioc Process File opened for modification C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\WINDOW~1\wabmig.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OIS.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\WINDOW~4\ImagingDevices.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\misc.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmlaunch.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmprph.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\WI54FB~1\WMPDMC.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\WI4223~1\sidebar.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\WI54FB~1\setup_wm.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\WINDOW~1\WinMail.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe -
Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3060 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3052 wrote to memory of 3060 3052 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe 30 PID 3052 wrote to memory of 3060 3052 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe 30 PID 3052 wrote to memory of 3060 3052 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe 30 PID 3052 wrote to memory of 3060 3052 255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe"C:\Users\Admin\AppData\Local\Temp\255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe"1⤵
- Loads dropped DLL
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3052 -
C:\Users\Admin\AppData\Local\Temp\3582-490\255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3060
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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
252KB
MD59e2b9928c89a9d0da1d3e8f4bd96afa7
SHA1ec66cda99f44b62470c6930e5afda061579cde35
SHA2568899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043
SHA5122ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156
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\Users\Admin\AppData\Local\Temp\3582-490\255b2ef2814104e37c5edbea512949d0dd4f1505940b2b938cec023fc549bb98N.exe
Filesize312KB
MD59ec8d5d3e702be9df771cf7ed5e526dd
SHA1a42784f26055660cdeb47f0e40a8a438572589c7
SHA256d118439fe5736bb2dd1a330befde1f8c517b2bd2809a8f5573f367d7debd9ebe
SHA512ea27ebe029e81853a27f9becdc35a6e214d109b29756fd571e06a4e05d66cd3263ed132babb22ac82880ac5ab09372f1841ebb4b5facb77dad1b14731c742234