Analysis
- max time kernel
148s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 23:09
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe
- Size 615KB
- Sample260809-248hqazzhx
- SHA256 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac
- MD5 c1d2bcfad2926fdf3c9307e64930fcd2
- SHA1 1a139ceeec6745db560ef56637f2f17d444af54c
- SHA512 d84a005c693004100d12ccfce919da370a8c75ac349212faa93a27efc2c033773ea049d272fcac546be1111c135e2447d7fa55886f18fe39cfcf2ba03aa5fcc3
- SSDEEP 12288:ESvO2x9mONvKRILSFnOkx2LIax5FAQjU/Liw:3vO2xJKRI2FOkx2LFicUV
- TLSH T161D44A31E241C03AD4A74576C6FA0BAFE5647D25531165CBA3C43A2A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3880 b408f1c5 - 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 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe Destination IP 6 223.5.5.5 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe Destination IP 17 114.114.114.114 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe Destination IP 18 223.5.5.5 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b408f1c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b408f1c5 File created C:\Windows\SysWOW64\b408f1c5 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b408f1c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b408f1c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b408f1c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b408f1c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b408f1c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b408f1c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b408f1c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b408f1c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b408f1c5 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b408f1c5 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\426d50 b408f1c5 File opened for modification C:\Windows\46e0d8 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.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 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b408f1c5 - 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 b408f1c5 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" b408f1c5 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b408f1c5 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b408f1c5 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b408f1c5 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b408f1c5 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b408f1c5 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b408f1c5 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b408f1c5 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3880 b408f1c5 3880 b408f1c5 3880 b408f1c5 3880 b408f1c5 3880 b408f1c5 3880 b408f1c5 3880 b408f1c5 3880 b408f1c5 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe Token: SeTcbPrivilege 4140 83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe Token: SeDebugPrivilege 3880 b408f1c5 Token: SeTcbPrivilege 3880 b408f1c5
Processes
-
C:\Users\Admin\AppData\Local\Temp\83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.exe"C:\Users\Admin\AppData\Local\Temp\83406648a8a92c74c5b63bab3ea8bca297559793f14ca217114196c443b853ac.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:4140
-
C:\Windows\Syswow64\b408f1c5C:\Windows\Syswow64\b408f1c51⤵
- 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:3880
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b408f1c5
- Size 615KB
- SHA256 e9084f3ac108379a6e5a88135c111dbf35d1700dee0355099414f1c507c5900c
- MD5 efea9b8de5d73fe326e28bc54dbfebae
- SHA1 bf52db339acae7663ee6f51e71639ea8d5d7c1b6
- SHA512 1cb1f1cfd51e793b85400e86f1d7d72e7f553674475912ab194d4fb842bd7f2494e7b91670869cf11b70d9461759bb64ec0a820b485d0c6cf79d85a36b16ead9
- SSDEEP 12288:rSvO2x9mONvKRILSFnOkx2LIax5FAQjU/Liw:evO2xJKRI2FOkx2LFicUV
- TLSH T16DD44A31E241C03AD4A74576C6FA0BAFE5647D25531165CBA3C43A2A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH