Analysis
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max time kernel
79s -
max time network
42s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
13/10/2022, 21:16
Static task
static1
Behavioral task
behavioral1
Sample
f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe
Resource
win10v2004-20220901-en
General
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Target
f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe
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Size
916KB
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MD5
74dc74fd4666925c09a6317f4f5631bd
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SHA1
72063aad25216881a98deb0782e9cab3f4a508f3
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SHA256
f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f
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SHA512
467a10e32272afd82523bc4c010470d2b84254bf2b875f33ca82c80e7a6676c6dfc67edb69f47d8588c3c377f6fcd9cd436835b446198679fd1d7fe86fb8cb4a
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SSDEEP
24576:N7ITc35NUXk4Rtk3E3SHHlPKTdT+CoPNS2F:5IW5aXk4SE36HlCTdTpcNS2F
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\" %*" f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.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 980 f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe -
Loads dropped DLL 2 IoCs
pid Process 1592 f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe 1592 f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.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\MICROS~1\Office14\CLVIEW.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmlaunch.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmprph.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\WINDOW~4\ImagingDevices.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\WI54FB~1\WMPDMC.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\WI54FB~1\setup_wm.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\misc.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmplayer.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OIS.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\WINDOW~1\wab.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\WINDOW~1\wabmig.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.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\" %*" f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1592 wrote to memory of 980 1592 f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe 27 PID 1592 wrote to memory of 980 1592 f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe 27 PID 1592 wrote to memory of 980 1592 f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe 27 PID 1592 wrote to memory of 980 1592 f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe 27 PID 1592 wrote to memory of 980 1592 f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe 27 PID 1592 wrote to memory of 980 1592 f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe 27 PID 1592 wrote to memory of 980 1592 f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe"C:\Users\Admin\AppData\Local\Temp\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.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:1592 -
C:\Users\Admin\AppData\Local\Temp\3582-490\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe"2⤵
- Executes dropped EXE
PID:980
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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\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe
Filesize875KB
MD51f7f0a8156c448816ef893cf5e6b0126
SHA10c68546665147016d44957a061067a1b63da8350
SHA256f85ddf9a855dc56b50372932cd8f0aa26258ad32d26749459b725fe3dd330ddc
SHA512405599f4b6ea282f337459218887252dd7d23051f05d5a957a8c85f9521d7a021c58e6f981ae8ba000f6b8072a2f72dfb601e597652c8b201bd844039cf6fa20
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Filesize
252KB
MD59e2b9928c89a9d0da1d3e8f4bd96afa7
SHA1ec66cda99f44b62470c6930e5afda061579cde35
SHA2568899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043
SHA5122ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156
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\Users\Admin\AppData\Local\Temp\3582-490\f4b0970daa761c4f42e8caab9a0aba347c451a2eef2676d3d301c1b1112f830f.exe
Filesize875KB
MD51f7f0a8156c448816ef893cf5e6b0126
SHA10c68546665147016d44957a061067a1b63da8350
SHA256f85ddf9a855dc56b50372932cd8f0aa26258ad32d26749459b725fe3dd330ddc
SHA512405599f4b6ea282f337459218887252dd7d23051f05d5a957a8c85f9521d7a021c58e6f981ae8ba000f6b8072a2f72dfb601e597652c8b201bd844039cf6fa20