Analysis
- max time kernel
151s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20220721-en - resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system - submitted
26/07/2022, 22:29
Static task
static1
Behavioral task
behavioral1
Sample
5ac3d3497a4f79a3117c4e5b9db33ed1.exe
Resource
win7-20220715-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
5ac3d3497a4f79a3117c4e5b9db33ed1.exe
Resource
win10v2004-20220721-en
windows10-2004-x64
13 signatures
150 seconds
General
- Target 5ac3d3497a4f79a3117c4e5b9db33ed1.exe
- Size 856KB
- Sample220726-2d749sehcq
- SHA256 2863d59554f71daaca458ebf5f9d290771630f3945b54bef7a5cdc91ed963b6e
- MD5 5ac3d3497a4f79a3117c4e5b9db33ed1
- SHA1 c158c51009630fbfe942a4e37a791e4cb841dadf
- SHA512 7be6ace465afbfc08e9a18b9bd8e75f14cc5e359e061748830ab4a29cc5816e3c73fbfa6baee440e7ee73887c4f3200f37a07564318e30bbbab4d452adc2edfa
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Signatures
- Detect Neshta payload 5 IoCs
resource yara_rule behavioral2/memory/5008-137-0x0000000000400000-0x000000000042B000-memory.dmp family_neshta behavioral2/memory/5008-138-0x0000000000400000-0x000000000042B000-memory.dmp family_neshta behavioral2/memory/5008-139-0x0000000000400000-0x000000000042B000-memory.dmp family_neshta behavioral2/memory/5008-140-0x0000000000400000-0x000000000042B000-memory.dmp family_neshta behavioral2/memory/5008-141-0x0000000000400000-0x000000000042B000-memory.dmp family_neshta - 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\" %*" 5ac3d3497a4f79a3117c4e5b9db33ed1.exe - Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Control Panel\International\Geo\Nation 5ac3d3497a4f79a3117c4e5b9db33ed1.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4492 set thread context of 5008 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 84 - Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Temp\EU39.tmp\MIF4FD~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Temp\EU39.tmp\MICROS~4.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Temp\EU39.tmp\MICROS~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Temp\EU39.tmp\MIA062~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Temp\EU39.tmp\MICROS~2.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Temp\EU39.tmp\MID1AD~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13163~1.19\MICROS~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Temp\EU39.tmp\MICROS~3.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE 5ac3d3497a4f79a3117c4e5b9db33ed1.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com 5ac3d3497a4f79a3117c4e5b9db33ed1.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" 5ac3d3497a4f79a3117c4e5b9db33ed1.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4492 wrote to memory of 2556 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 83 PID 4492 wrote to memory of 2556 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 83 PID 4492 wrote to memory of 2556 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 83 PID 4492 wrote to memory of 5008 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 84 PID 4492 wrote to memory of 5008 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 84 PID 4492 wrote to memory of 5008 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 84 PID 4492 wrote to memory of 5008 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 84 PID 4492 wrote to memory of 5008 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 84 PID 4492 wrote to memory of 5008 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 84 PID 4492 wrote to memory of 5008 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 84 PID 4492 wrote to memory of 5008 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 84 PID 4492 wrote to memory of 5008 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 84 PID 4492 wrote to memory of 5008 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 84 PID 4492 wrote to memory of 5008 4492 5ac3d3497a4f79a3117c4e5b9db33ed1.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\5ac3d3497a4f79a3117c4e5b9db33ed1.exe"C:\Users\Admin\AppData\Local\Temp\5ac3d3497a4f79a3117c4e5b9db33ed1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4492 -
C:\Users\Admin\AppData\Local\Temp\5ac3d3497a4f79a3117c4e5b9db33ed1.exe"{path}"2⤵PID:2556
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C:\Users\Admin\AppData\Local\Temp\5ac3d3497a4f79a3117c4e5b9db33ed1.exe"{path}"2⤵
- Modifies system executable filetype association
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
PID:5008
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