Analysis
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max time kernel
117s -
max time network
117s -
platform
windows7_x64 -
resource
win7-en-20211104 -
submitted
18-11-2021 06:54
Static task
static1
Behavioral task
behavioral1
Sample
PO#6018634905996.exe
Resource
win7-en-20211104
Behavioral task
behavioral2
Sample
PO#6018634905996.exe
Resource
win10-en-20211014
General
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Target
PO#6018634905996.exe
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Size
627KB
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MD5
9cdeb7a57e0b78f5a7b7d79e557d3dfe
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SHA1
07eb1aea9e88b5edb608bc2fe66da0fc9199f3bd
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SHA256
a1ac7e8549374b66ee31c8ce943790219ab8e70559f7cff6bcb00e658e0f56ec
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SHA512
c7bce9f8e98f34b26bfcf6c61b38a99d3b160a8cdfb3502b6468bfc634298ea370b329918bd75ed6aeafbba339e207d1ffbe8d1f4cc94d15e3348764f35e7de1
Malware Config
Signatures
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Detect Neshta Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/768-68-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral1/memory/768-69-0x00000000004080E4-mapping.dmp family_neshta behavioral1/memory/768-71-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta -
Modifies system executable filetype association 2 TTPs 1 IoCs
Processes:
PO#6018634905996.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" PO#6018634905996.exe -
Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Looks for VirtualBox Guest Additions in registry 2 TTPs
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Looks for VMWare Tools registry key 2 TTPs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
PO#6018634905996.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion PO#6018634905996.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion PO#6018634905996.exe -
Loads dropped DLL 1 IoCs
Processes:
PO#6018634905996.exepid process 768 PO#6018634905996.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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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
PO#6018634905996.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum PO#6018634905996.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 PO#6018634905996.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PO#6018634905996.exedescription pid process target process PID 1172 set thread context of 768 1172 PO#6018634905996.exe PO#6018634905996.exe -
Drops file in Program Files directory 64 IoCs
Processes:
PO#6018634905996.exedescription ioc process File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\WI54FB~1\WMPDMC.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\WINDOW~1\wabmig.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpconfig.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OIS.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmlaunch.exe PO#6018634905996.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\WINDOW~1\wab.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmprph.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmplayer.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\WI4223~1\sidebar.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE PO#6018634905996.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\misc.exe PO#6018634905996.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE PO#6018634905996.exe -
Drops file in Windows directory 1 IoCs
Processes:
PO#6018634905996.exedescription ioc process File opened for modification C:\Windows\svchost.com PO#6018634905996.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
Processes:
PO#6018634905996.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" PO#6018634905996.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
PO#6018634905996.exedescription pid process target process PID 1172 wrote to memory of 768 1172 PO#6018634905996.exe PO#6018634905996.exe PID 1172 wrote to memory of 768 1172 PO#6018634905996.exe PO#6018634905996.exe PID 1172 wrote to memory of 768 1172 PO#6018634905996.exe PO#6018634905996.exe PID 1172 wrote to memory of 768 1172 PO#6018634905996.exe PO#6018634905996.exe PID 1172 wrote to memory of 768 1172 PO#6018634905996.exe PO#6018634905996.exe PID 1172 wrote to memory of 768 1172 PO#6018634905996.exe PO#6018634905996.exe PID 1172 wrote to memory of 768 1172 PO#6018634905996.exe PO#6018634905996.exe PID 1172 wrote to memory of 768 1172 PO#6018634905996.exe PO#6018634905996.exe PID 1172 wrote to memory of 768 1172 PO#6018634905996.exe PO#6018634905996.exe PID 1172 wrote to memory of 768 1172 PO#6018634905996.exe PO#6018634905996.exe PID 1172 wrote to memory of 768 1172 PO#6018634905996.exe PO#6018634905996.exe PID 1172 wrote to memory of 768 1172 PO#6018634905996.exe PO#6018634905996.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PO#6018634905996.exe"C:\Users\Admin\AppData\Local\Temp\PO#6018634905996.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1172 -
C:\Users\Admin\AppData\Local\Temp\PO#6018634905996.exe"C:\Users\Admin\AppData\Local\Temp\PO#6018634905996.exe"2⤵
- Modifies system executable filetype association
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
PID:768
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXEMD5
9e2b9928c89a9d0da1d3e8f4bd96afa7
SHA1ec66cda99f44b62470c6930e5afda061579cde35
SHA2568899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043
SHA5122ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156
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memory/768-62-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/768-69-0x00000000004080E4-mapping.dmp
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memory/768-71-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/768-61-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/768-63-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/768-67-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/768-64-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/768-65-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/768-68-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/768-66-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1172-58-0x00000000049B0000-0x00000000049B1000-memory.dmpFilesize
4KB
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memory/1172-55-0x0000000001140000-0x0000000001141000-memory.dmpFilesize
4KB
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memory/1172-60-0x0000000005DE0000-0x0000000005E49000-memory.dmpFilesize
420KB
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memory/1172-59-0x0000000000520000-0x0000000000526000-memory.dmpFilesize
24KB
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memory/1172-57-0x0000000075141000-0x0000000075143000-memory.dmpFilesize
8KB