Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
16/08/2026, 04:25
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe
- Size 679KB
- Sample260816-e2e23azbrg
- SHA256 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e
- MD5 eca4fbfeaf8db467b764887aae2c5983
- SHA1 39ac675fc4c5b0c3ca62f1d775a6ebaeb4e746d6
- SHA512 db2a66f0bdfc675c410bf00dbe18566f8cbeb84b908de16834c8b10670cbed469696a19ea75df1656b42609903fe52b730134de5543acf2f90645b00e409e10d
- SSDEEP 12288:8SvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/Lik8CQ3K:PvO2xJKRI2FOkx2LFEvcUQPK
- TLSH T131E45A31E641C036D4A74576C6FA0BBFE964BD25131165CBA3C43A262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2248 b4a74209 - 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 3188 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe Destination IP 6 223.5.5.5 3188 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe Destination IP 34 114.114.114.114 3188 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe Destination IP 35 223.5.5.5 3188 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b4a74209 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b4a74209 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b4a74209 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b4a74209 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b4a74209 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b4a74209 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b4a74209 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C b4a74209 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b4a74209 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b4a74209 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C b4a74209 File created C:\Windows\SysWOW64\b4a74209 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b4a74209 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b4a74209 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b4a74209 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\267c90 b4a74209 File opened for modification C:\Windows\369468 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.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 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b4a74209 - 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\History\CachePrefix = "Visited:" b4a74209 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b4a74209 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b4a74209 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b4a74209 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b4a74209 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b4a74209 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b4a74209 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b4a74209 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" b4a74209 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2248 b4a74209 2248 b4a74209 2248 b4a74209 2248 b4a74209 2248 b4a74209 2248 b4a74209 2248 b4a74209 2248 b4a74209 3188 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe 3188 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe 3188 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe 3188 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe 3188 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe 3188 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3188 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe Token: SeTcbPrivilege 3188 227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe Token: SeDebugPrivilege 2248 b4a74209 Token: SeTcbPrivilege 2248 b4a74209
Processes
-
C:\Users\Admin\AppData\Local\Temp\227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe"C:\Users\Admin\AppData\Local\Temp\227d0374057fe022ff62bc44535bb6c852b585de71b5c1f5f1bba8fb8d2ce99e.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3188
-
C:\Windows\Syswow64\b4a74209C:\Windows\Syswow64\b4a742091⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2248
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b4a74209
- Size 679KB
- SHA256 07efe4bdf75d33e91af1c7795d2389e565402ac9ccdfa827d0171e82db76f242
- MD5 fa2d4e49dfa9fd3f1e03dbda84c8699e
- SHA1 148a32cacbea30111141173aab00fde193778016
- SHA512 18848f67130826391466703438b0fe622803dcbbcc921a7dd029f454c34e3e6df71e0d1f310c29bcf98e0a544d3fa55cc3dcd13240601af0e54dde5ef7bef69d
- SSDEEP 12288:YSvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/Lik8CQ3K:zvO2xJKRI2FOkx2LFEvcUQPK
- TLSH T180E45A31E641C036D4A74576C6FA0BBFE964BD25131165CBA3C43A262FB36D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH