Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
19/08/2026, 19:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe
- Size 615KB
- Sample260819-yjgbysvtb1
- SHA256 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b
- MD5 c1bfb11acfb5beeaafde01b5179cabab
- SHA1 5b34af879183c0dc0ee68f49e54633fe266fb148
- SHA512 656dd350e4b6076254c495c53ce0989de5aa29988e2cff4de299276376147c4ba9513c51d1c6a32e73e685744013661a30ccd18bc2ae0df6312cdd8fbe1280c8
- SSDEEP 12288:TSvO2x9mONvKRILSFnOkx2LIax5FAQjU/Liw:mvO2xJKRI2FOkx2LFicUV
- TLSH T1D1D44A31E241C03AD4A74576C6FA0BAFE5647D25531165CBA3C43A2A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4392 ac8a5b68 - Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 3 114.114.114.114 2196 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe Destination IP 4 223.5.5.5 2196 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe Destination IP 28 114.114.114.114 2196 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe Destination IP 29 223.5.5.5 2196 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ac8a5b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ac8a5b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content ac8a5b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 ac8a5b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ac8a5b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ac8a5b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ac8a5b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ac8a5b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ac8a5b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C ac8a5b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C ac8a5b68 File created C:\Windows\SysWOW64\ac8a5b68 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ac8a5b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 ac8a5b68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ac8a5b68 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4b3150 ac8a5b68 File opened for modification C:\Windows\2598a8 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe - System Location Discovery: System Language Discovery 1 TTPs 2 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 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ac8a5b68 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ac8a5b68 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ac8a5b68 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ac8a5b68 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ac8a5b68 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ac8a5b68 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ac8a5b68 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ac8a5b68 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ac8a5b68 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ac8a5b68 - Modifies system certificate store 2 TTPs 4 IoCs
description ioc Process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 ac8a5b68 Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA ac8a5b68 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4392 ac8a5b68 4392 ac8a5b68 4392 ac8a5b68 4392 ac8a5b68 4392 ac8a5b68 4392 ac8a5b68 4392 ac8a5b68 4392 ac8a5b68 2196 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2196 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2196 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2196 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2196 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe 2196 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2196 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe Token: SeTcbPrivilege 2196 840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe Token: SeDebugPrivilege 4392 ac8a5b68 Token: SeTcbPrivilege 4392 ac8a5b68
Processes
-
C:\Users\Admin\AppData\Local\Temp\840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe"C:\Users\Admin\AppData\Local\Temp\840e059bd372610968ead74547afa5a19cdd17facfb0ec0a012045b7a3a0541b.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2196
-
C:\Windows\Syswow64\ac8a5b68C:\Windows\Syswow64\ac8a5b681⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4392
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\ac8a5b68
- Size 615KB
- SHA256 fbb4cfdb823a33d9fd14d743ecc8ef7fa15ec3e21fafa220b0534d4551b10f04
- MD5 a2779967e4594b9873608eb8329ace9c
- SHA1 8f13b2f069beeddb5aef18fbdd565a86c5cc7368
- SHA512 b4db05313421ade9e7015f7c0660dc09a9da1a52211879e9f629429b668dd6059718c9ac698e5268116493c4c382ebac7c64848227554b123798309f20ee1285
- SSDEEP 12288:LSvO2x9mONvKRILSFnOkx2LIax5FAQjU/Liw:+vO2xJKRI2FOkx2LFicUV
- TLSH T195D44A31E241C03AD4A74576C6FA0BAFE5647D25531165CBA3C43A2A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH