Analysis
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max time kernel
182s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
01/10/2022, 17:58
Behavioral task
behavioral1
Sample
a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe
Resource
win10v2004-20220812-en
General
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Target
a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe
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Size
171KB
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MD5
6880a05d8d25958b80fd27416bb57a25
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SHA1
25e34619d3921e2bd4cfdc222e872915334f5138
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SHA256
a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47
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SHA512
97c0f23476968ac89c3a3d9bafc78e3d4546ef106fffad652d2eba8797d8759f84b40848d5d313d3445614873cc3816c8d7361ea591e71eec0c7751ba959d89f
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SSDEEP
1536:JxqjQ+P04wsmJC/AMysrvCdqygA1srvCdqygA+:sr85Ccsb4gA1sb4gA+
Malware Config
Signatures
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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\" %*" a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.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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Executes dropped EXE 1 IoCs
pid Process 1448 a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe -
Loads dropped DLL 3 IoCs
pid Process 1488 a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe 1488 a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe 1488 a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.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
description ioc Process File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmlaunch.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\WI4223~1\sidebar.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\misc.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\WINDOW~4\ImagingDevices.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmprph.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OIS.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmplayer.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\WI54FB~1\WMPDMC.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\WINDOW~1\WinMail.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\WI54FB~1\setup_wm.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe File opened for modification C:\Windows\Genius.Pin a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.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
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1488 wrote to memory of 1448 1488 a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe 27 PID 1488 wrote to memory of 1448 1488 a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe 27 PID 1488 wrote to memory of 1448 1488 a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe 27 PID 1488 wrote to memory of 1448 1488 a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe"C:\Users\Admin\AppData\Local\Temp\a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe"1⤵
- Modifies system executable filetype association
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1488 -
C:\Users\Admin\AppData\Local\Temp\3582-490\a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe"2⤵
- Executes dropped EXE
- Drops file in Windows directory
PID:1448
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\3582-490\a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe
Filesize130KB
MD5713f6a152d67a1c9673ac63c9d1a4ca8
SHA1067ca4b86fb3daa311faee59c2e155559c73db33
SHA256a20ae7047a0fcfe59f07bd9b88d8590cbeaf55020a0257ab21ffa5aaae65215e
SHA512ef5ec5b357dfd82baafc5283032710dac8e46ddc6cab101017085f90cc326b0195faa58a1cc44b279f3661249a5137d88a7ee9059fe07d06b794407b5032df66
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Filesize
252KB
MD59e2b9928c89a9d0da1d3e8f4bd96afa7
SHA1ec66cda99f44b62470c6930e5afda061579cde35
SHA2568899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043
SHA5122ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156
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\Users\Admin\AppData\Local\Temp\3582-490\a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe
Filesize130KB
MD5713f6a152d67a1c9673ac63c9d1a4ca8
SHA1067ca4b86fb3daa311faee59c2e155559c73db33
SHA256a20ae7047a0fcfe59f07bd9b88d8590cbeaf55020a0257ab21ffa5aaae65215e
SHA512ef5ec5b357dfd82baafc5283032710dac8e46ddc6cab101017085f90cc326b0195faa58a1cc44b279f3661249a5137d88a7ee9059fe07d06b794407b5032df66
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\Users\Admin\AppData\Local\Temp\3582-490\a5031380b47f394f7a025bf30bccfea75b990a8b03b89ef4d7440b8fe25cab47.exe
Filesize130KB
MD5713f6a152d67a1c9673ac63c9d1a4ca8
SHA1067ca4b86fb3daa311faee59c2e155559c73db33
SHA256a20ae7047a0fcfe59f07bd9b88d8590cbeaf55020a0257ab21ffa5aaae65215e
SHA512ef5ec5b357dfd82baafc5283032710dac8e46ddc6cab101017085f90cc326b0195faa58a1cc44b279f3661249a5137d88a7ee9059fe07d06b794407b5032df66