Analysis
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max time kernel
117s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06-11-2024 12:08
Behavioral task
behavioral1
Sample
ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe
Resource
win7-20240903-en
General
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Target
ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe
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Size
468KB
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MD5
c7914e46dfacefec56e0f9ac16e1f850
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SHA1
0538d26400c7610c5453cd284554438a5e25b1a2
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SHA256
ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0
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SHA512
e3643bd4c6cc2b187cc7a3f8e9c6f27f7082e9edf8ab20af018060c871794491d0fe9de2cec47cc6ccb365ef773d4c83f1481f143fd664c1c843e410eedd4328
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SSDEEP
12288:FKhsfoPA+yeVKUCUxP4C902bdRtJJPiWC6Ov5S:JfcdHj4fmbZC6q5S
Malware Config
Signatures
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Detect Neshta payload 3 IoCs
resource yara_rule behavioral1/files/0x0001000000010314-11.dat family_neshta behavioral1/memory/2668-94-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral1/memory/2668-96-0x0000000000400000-0x000000000041B000-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 2704 ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe -
Loads dropped DLL 9 IoCs
pid Process 2668 ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe 2728 WerFault.exe 2728 WerFault.exe 2728 WerFault.exe 2728 WerFault.exe 2728 WerFault.exe 2728 WerFault.exe 2728 WerFault.exe 2668 ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.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\" %*" ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.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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resource yara_rule behavioral1/files/0x0008000000016edb-2.dat upx behavioral1/memory/2704-12-0x00000000000E0000-0x00000000001E7000-memory.dmp upx behavioral1/memory/2704-92-0x00000000000E0000-0x00000000001E7000-memory.dmp upx -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\WINDOW~1\wabmig.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\WI54FB~1\setup_wm.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmprph.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpconfig.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OIS.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\WINDOW~1\WinMail.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\WINDOW~4\ImagingDevices.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2728 2704 WerFault.exe 30 -
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 ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.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\" %*" ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2668 wrote to memory of 2704 2668 ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe 30 PID 2668 wrote to memory of 2704 2668 ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe 30 PID 2668 wrote to memory of 2704 2668 ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe 30 PID 2668 wrote to memory of 2704 2668 ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe 30 PID 2704 wrote to memory of 2728 2704 ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe 31 PID 2704 wrote to memory of 2728 2704 ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe 31 PID 2704 wrote to memory of 2728 2704 ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe 31 PID 2704 wrote to memory of 2728 2704 ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe"C:\Users\Admin\AppData\Local\Temp\ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.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:2668 -
C:\Users\Admin\AppData\Local\Temp\3582-490\ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2704 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2704 -s 2363⤵
- Loads dropped DLL
- Program crash
PID:2728
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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\ac6905de844502d8f4fd107e25d073bf12159110cb36e316eb14eb6e21c1b9e0N.exe
Filesize428KB
MD5bb41888ee5f801c4516cbc026c01e332
SHA1190e69cc5fa40a138f0f57f64e8072fab8c0f305
SHA256d716f5abbe72926a42a3e23c946ea93f48ddc718e980b690f61f83244e15d3bd
SHA5124a7975355bcecb3b219929822caa8d8c712c8e5749bcf373216b218e5c64fc5e95e478a21805b40067f1dbacf6752e3f3ac2c685f15760a94d316d6f5f3995f1