Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
30-12-2024 05:56
Behavioral task
behavioral1
Sample
Gam_install.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
Gam_install.exe
Resource
win10v2004-20241007-en
General
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Target
Gam_install.exe
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Size
110KB
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MD5
6cff3f098fcd2379d21387a062c25a7d
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SHA1
3f78d254a84318dcf54657477491a8072240da65
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SHA256
1c8ef8a1c07f2ed88fcfb55929d468c999efad33329cb3099e802ce95f2af001
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SHA512
2a40c4572b0ec0fd22270613a7661a175cf5264453811cf99d5a9b816396fa44311cdd52aa4751e39e4e46fcc11d52e3b98b1ee12804e34da87d08b631dd0a0b
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SSDEEP
1536:JxqjQ+P04wsmJCRrZxMdbmI6sxCX28oOV6+1+LbWiTOZUlMuAEpVVQus+R+fxlZn:sr85CREdbmI6XUM+3WiTOKMuAEfw
Malware Config
Signatures
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Detect Neshta payload 4 IoCs
resource yara_rule behavioral2/files/0x000600000002024c-20.dat family_neshta behavioral2/memory/1952-101-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/1952-103-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/1952-105-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta -
Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Neshta family
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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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation Gam_install.exe -
Executes dropped EXE 1 IoCs
pid Process 5000 Gam_install.exe -
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\" %*" Gam_install.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
flow ioc 12 discord.com 20 discord.com 11 discord.com -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe Gam_install.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~2.EXE Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe Gam_install.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE Gam_install.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF5AF~1\WINDOW~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe Gam_install.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE Gam_install.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE Gam_install.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe Gam_install.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe Gam_install.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe Gam_install.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe Gam_install.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe Gam_install.exe File opened for modification C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~2.EXE Gam_install.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe Gam_install.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe Gam_install.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE Gam_install.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOF5E2~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE Gam_install.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe Gam_install.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe Gam_install.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOBD5D~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe Gam_install.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe Gam_install.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE Gam_install.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe Gam_install.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe Gam_install.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe Gam_install.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.371\GOOGLE~4.EXE Gam_install.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe Gam_install.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE Gam_install.exe File opened for modification C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE Gam_install.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE Gam_install.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com Gam_install.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Gam_install.exe -
Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" Gam_install.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5000 Gam_install.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1952 wrote to memory of 5000 1952 Gam_install.exe 84 PID 1952 wrote to memory of 5000 1952 Gam_install.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\Gam_install.exe"C:\Users\Admin\AppData\Local\Temp\Gam_install.exe"1⤵
- Checks computer location settings
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1952 -
C:\Users\Admin\AppData\Local\Temp\3582-490\Gam_install.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\Gam_install.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:5000
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
86KB
MD53b73078a714bf61d1c19ebc3afc0e454
SHA19abeabd74613a2f533e2244c9ee6f967188e4e7e
SHA256ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29
SHA51275959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4
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Filesize
69KB
MD5d3c07407ad02c7fbb5828be7f7af22b5
SHA1534a4eac66cca8a4af21b8c3a283f3f681e67f80
SHA256388fad4a00651cc01a4f0fbfd1ae1cfc2ef34af3de1a97900843ab25ebbb5da0
SHA5124324a93ada5be2401fb9e7c321a6b9cabe1e2d9735ecffa72647e849a8de69c5006d46d85b87683b1263e000c6836c7c33c8d7d86c67d56ca6c9f2f797f0dfa2