Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
10/08/2026, 22:28
Behavioral task
behavioral1
Sample
4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe
- Size 1.2MB
- Sample260810-2d2bqaba23
- SHA256 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6
- MD5 aa1398f4cf8edcf4b9457b44d4a37569
- SHA1 49cb4dd0c01b275ac994e09b3557f477f2a441fa
- SHA512 9117cc2dc1f23896d020fec546748d4c486d20636a83afbe7eb8a81190d8adc008c2ccd114f0d298732b8ff6e413ab73990aaffb75abaad783588c6fda870e4a
- SSDEEP 24576:lvO2xJKRw2kOkx2LFRvhuZ98Es8k3OH3C0rQ6+y:lHHKe2WQXhuTtS0rQi
- TLSH T128559E31E641C036D4A70176C6B94BBFA578BD22072555CBE3D43A6A2F722D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3716 f228de80 - 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 2956 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe Destination IP 6 223.5.5.5 2956 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe Destination IP 33 114.114.114.114 2956 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe Destination IP 34 223.5.5.5 2956 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.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\3EC845F33427F1C99AF855BE8930371C f228de80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f228de80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f228de80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f228de80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 f228de80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f228de80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f228de80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 f228de80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C f228de80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f228de80 File created C:\Windows\SysWOW64\f228de80 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f228de80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f228de80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f228de80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f228de80 -
resource yara_rule behavioral1/memory/2956-0-0x0000000000820000-0x00000000008AC000-memory.dmp upx behavioral1/files/0x000a000000024320-2.dat upx behavioral1/memory/3716-3-0x00000000000E0000-0x000000000016C000-memory.dmp upx behavioral1/memory/2956-10-0x0000000000820000-0x00000000008AC000-memory.dmp upx behavioral1/memory/3716-11-0x00000000000E0000-0x000000000016C000-memory.dmp upx behavioral1/memory/3716-25-0x00000000000E0000-0x000000000016C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3f9e88 f228de80 File opened for modification C:\Windows\329b98 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.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 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f228de80 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f228de80 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f228de80 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f228de80 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f228de80 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f228de80 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f228de80 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f228de80 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f228de80 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f228de80 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3716 f228de80 3716 f228de80 3716 f228de80 3716 f228de80 3716 f228de80 3716 f228de80 3716 f228de80 3716 f228de80 2956 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe 2956 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe 2956 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe 2956 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe 2956 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe 2956 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2956 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe Token: SeTcbPrivilege 2956 4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe Token: SeDebugPrivilege 3716 f228de80 Token: SeTcbPrivilege 3716 f228de80
Processes
-
C:\Users\Admin\AppData\Local\Temp\4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.exe"C:\Users\Admin\AppData\Local\Temp\4217e81f8e7dc28739726c5a48f145c19a01c4a7d43f48dfe1f2e9e1869305b6.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:2956
-
C:\Windows\Syswow64\f228de80C:\Windows\Syswow64\f228de801⤵
- 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:3716
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f228de80
- Size 1.2MB
- SHA256 ff8373d35a2b6dfab356e7d3a6a74492af71ccf1f79582603ee73957700ca841
- MD5 6c3661b981a135135866a5da29543dd8
- SHA1 f396c45d043c1713d37ee2f998e9f01e397781aa
- SHA512 4de9c89afb0e3983d8e14155991d2f79c17eaaa65ee0e840ecbc882b4dbbfa32f68e3d317b4c04a8e7740e79c6a5b9454b029c0371405bd23762d341948f72d6
- SSDEEP 24576:qvO2xJKRw2kOkx2LFRvhuZ98Es8k3OH3C0rQ6+y:qHHKe2WQXhuTtS0rQi
- TLSH T10D559E31E641C036D4A70176C6B94BBFA578BD22072555CBE3D43A6A2F722D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH