Analysis
- max time kernel
150s - max time network
159s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
15/04/2026, 20:37
Behavioral task
behavioral1
Sample
6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe
Resource
win10v2004-20260130-en
9 signatures
150 seconds
General
- Target 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe
- Size 1024KB
- Sample260415-zd5m2act3x
- SHA256 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf
- MD5 65ee0c7ed348c3be3c17cf7abf3dbef1
- SHA1 e6af3d236650bdcb40add1984e51d802f72c1311
- SHA512 ecaa4e550d0bd8b116e7fb7cf12990ae6845090c3000019ebc816ddf520be50f6d993e59d6c3d91682371d3932d6be21f26abddc177c74e836fc88ea3fbc24c1
- SSDEEP 12288:6SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidH:hvO2xJKRw2kOkx2LFRvcU6UQOJdH
- TLSH T17B256C31E681C036D5B34571C6FA4BBBA9647D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4832 ffbc5264 - 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 4740 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe Destination IP 4 223.5.5.5 4740 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe Destination IP 34 114.114.114.114 4740 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe Destination IP 36 223.5.5.5 4740 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.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 ffbc5264 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ffbc5264 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ffbc5264 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ffbc5264 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ffbc5264 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ffbc5264 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ffbc5264 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ffbc5264 File created C:\Windows\SysWOW64\ffbc5264 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ffbc5264 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ffbc5264 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ffbc5264 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ffbc5264 -
resource yara_rule behavioral1/memory/4740-0-0x00000000006C0000-0x000000000074C000-memory.dmp upx behavioral1/memory/4832-4-0x00000000008B0000-0x000000000093C000-memory.dmp upx behavioral1/files/0x001300000001efa2-3.dat upx behavioral1/memory/4740-10-0x00000000006C0000-0x000000000074C000-memory.dmp upx behavioral1/memory/4832-13-0x00000000008B0000-0x000000000093C000-memory.dmp upx behavioral1/memory/4832-41-0x00000000008B0000-0x000000000093C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\52b9c0 ffbc5264 File opened for modification C:\Windows\512688 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.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 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ffbc5264 - 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\Cookies\CachePrefix = "Cookie:" ffbc5264 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ffbc5264 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ffbc5264 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ffbc5264 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ffbc5264 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ffbc5264 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ffbc5264 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ffbc5264 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ffbc5264 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4832 ffbc5264 4832 ffbc5264 4832 ffbc5264 4832 ffbc5264 4832 ffbc5264 4832 ffbc5264 4832 ffbc5264 4832 ffbc5264 4740 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe 4740 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe 4740 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe 4740 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe 4740 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe 4740 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4740 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe Token: SeTcbPrivilege 4740 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe Token: SeDebugPrivilege 4832 ffbc5264 Token: SeTcbPrivilege 4832 ffbc5264
Processes
-
C:\Users\Admin\AppData\Local\Temp\6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe"C:\Users\Admin\AppData\Local\Temp\6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.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:4740
-
C:\Windows\Syswow64\ffbc5264C:\Windows\Syswow64\ffbc52641⤵
- 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:4832
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\ffbc5264
- Size 1024KB
- SHA256 efe3b8de6e0f3b099fa7788a8b4ed21e65fb77b204fbb708f0af754dca7e7108
- MD5 bb10cbfaf81b52114e1b6fb5ff1c774f
- SHA1 a843a2a7292ece0c2812f45733c5e9762950f49d
- SHA512 16ac2ba1470ee8730bc031dcd5b5dc587ec77865e0773c77eefd231dc6920c3c94277beaac5eab0e9c82c9a9d4a033b322fc8670dbbc89a6ff1bf92a24f5880a
- SSDEEP 12288:fSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidH:qvO2xJKRw2kOkx2LFRvcU6UQOJdH
- TLSH T129256C31E681C036D5B34571C6FA4BBBA9647D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH