Analysis
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max time kernel
152s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
03/10/2022, 19:44
Behavioral task
behavioral1
Sample
f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe
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Size
3.5MB
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MD5
616972837537781ce7b92a19fb62241e
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SHA1
8d4834b50f11fa9abc88b4344ba42639c5974166
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SHA256
f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c
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SHA512
f9b26cfae1a88ab9c334563867648880335981a2afa7a3e036ddb3f1f22be70a0fa088d309d71cf52ea5ee1eac09f4c5bc1bd23b6586c6ae5e8228a2cd86ec5a
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SSDEEP
98304:0sXkqq/rQuQb9WYXFYa18Vz2ragjNHgLDfFA0w/eAT:TXFiQX9vea102rF0w/ec
Score
10/10
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\" %*" f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.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 1352 f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe -
resource yara_rule behavioral1/files/0x000a0000000122e0-55.dat upx behavioral1/files/0x000a0000000122e0-58.dat upx behavioral1/memory/1352-60-0x0000000001330000-0x0000000001B32000-memory.dmp upx -
Loads dropped DLL 2 IoCs
pid Process 1672 f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe 1672 f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.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\Google\Update\DISABL~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\WI4223~1\sidebar.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpconfig.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\WINDOW~1\wabmig.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\misc.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OIS.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\WINDOW~1\WinMail.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.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\" %*" f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1672 wrote to memory of 1352 1672 f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe 27 PID 1672 wrote to memory of 1352 1672 f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe 27 PID 1672 wrote to memory of 1352 1672 f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe 27 PID 1672 wrote to memory of 1352 1672 f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe 27 PID 1672 wrote to memory of 1352 1672 f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe 27 PID 1672 wrote to memory of 1352 1672 f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe 27 PID 1672 wrote to memory of 1352 1672 f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe"C:\Users\Admin\AppData\Local\Temp\f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.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:1672 -
C:\Users\Admin\AppData\Local\Temp\3582-490\f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe"2⤵
- Executes dropped EXE
PID:1352
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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\f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe
Filesize3.5MB
MD56772bf2ee2388cec7bffa4f7bdab8a1e
SHA14b8d7f2c322f7dbc584a3e697e8a4d54f15c12b8
SHA256a58d86dff4fd6878b5ff4b40411026b41e3c7c77bf5b57f77bc19c534810a936
SHA5127bc74ac335838b4f86d8f79c66f7449378093273b575aedd7b089dcb21f081ad676b45494afe6ab16a126c2eb7cd8ac073579868c9e472302613141e3c2f8473
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Filesize
252KB
MD59e2b9928c89a9d0da1d3e8f4bd96afa7
SHA1ec66cda99f44b62470c6930e5afda061579cde35
SHA2568899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043
SHA5122ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156
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\Users\Admin\AppData\Local\Temp\3582-490\f3a53168ececcc957cc509d240d0387418ae895d878119aa54e9f3208bf1fb8c.exe
Filesize3.5MB
MD56772bf2ee2388cec7bffa4f7bdab8a1e
SHA14b8d7f2c322f7dbc584a3e697e8a4d54f15c12b8
SHA256a58d86dff4fd6878b5ff4b40411026b41e3c7c77bf5b57f77bc19c534810a936
SHA5127bc74ac335838b4f86d8f79c66f7449378093273b575aedd7b089dcb21f081ad676b45494afe6ab16a126c2eb7cd8ac073579868c9e472302613141e3c2f8473