Analysis
- max time kernel
149s - max time network
147s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
06/05/2026, 03:43
Behavioral task
behavioral1
Sample
553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe
- Size 1.2MB
- Sample260506-d91hasd19p
- SHA256 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d
- MD5 7148afcb130756e93eb66b401c53c54e
- SHA1 8b23c1449031b9719c1edb3aa47a7e90775a9f2d
- SHA512 7e8417ac249806fbdd1d053c47d48cdfc7e5eada088a54c85492a338fb99067decc1dc55d8b4a3203436250ae95564d75f119b0fb312128389a6d36901f54801
- SSDEEP 24576:gvO2xJKRh2kOkx2LFxNhuZ98Es8k3OH3C0rQ6+y:gHHKX2WQthuTtS0rQi
- TLSH T113559E31E641C036C4A70176C6B94BBFA578BD22172555CBE3D43A6A2F723D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 696 d6aa6ae0 - 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 12 223.5.5.5 5048 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe Destination IP 1 114.114.114.114 5048 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe Destination IP 2 223.5.5.5 5048 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe Destination IP 11 114.114.114.114 5048 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies d6aa6ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 d6aa6ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d6aa6ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d6aa6ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 d6aa6ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE d6aa6ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData d6aa6ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content d6aa6ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d6aa6ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C d6aa6ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft d6aa6ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache d6aa6ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d6aa6ae0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C d6aa6ae0 File created C:\Windows\SysWOW64\d6aa6ae0 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe -
resource yara_rule behavioral2/memory/5048-0-0x0000000000610000-0x000000000069C000-memory.dmp upx behavioral2/files/0x000700000000d3e6-2.dat upx behavioral2/memory/696-3-0x0000000000B20000-0x0000000000BAC000-memory.dmp upx behavioral2/memory/5048-15-0x0000000000610000-0x000000000069C000-memory.dmp upx behavioral2/memory/696-18-0x0000000000B20000-0x0000000000BAC000-memory.dmp upx behavioral2/memory/696-45-0x0000000000B20000-0x0000000000BAC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\bea70 d6aa6ae0 File opened for modification C:\Windows\566c70 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.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 d6aa6ae0 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe - 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 d6aa6ae0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" d6aa6ae0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" d6aa6ae0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" d6aa6ae0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing d6aa6ae0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ d6aa6ae0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" d6aa6ae0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" d6aa6ae0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" d6aa6ae0 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 696 d6aa6ae0 696 d6aa6ae0 696 d6aa6ae0 696 d6aa6ae0 696 d6aa6ae0 696 d6aa6ae0 696 d6aa6ae0 696 d6aa6ae0 5048 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe 5048 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe 5048 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe 5048 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe 5048 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe 5048 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5048 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe Token: SeTcbPrivilege 5048 553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe Token: SeDebugPrivilege 696 d6aa6ae0 Token: SeTcbPrivilege 696 d6aa6ae0
Processes
-
C:\Users\Admin\AppData\Local\Temp\553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.exe"C:\Users\Admin\AppData\Local\Temp\553348215611f43f8ed2e7342b9938f429cd5aa05ccbc2951351a1852d7b644d.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:5048
-
C:\Windows\Syswow64\d6aa6ae0C:\Windows\Syswow64\d6aa6ae01⤵
- 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:696
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\d6aa6ae0
- Size 1.2MB
- SHA256 a1a65fdac5f7872ff678ee08544ca357c1259e8d599d9bf2e098080a13cbe209
- MD5 fc4a5d0602898ca86455ff2924dae50b
- SHA1 0d5fe2100f8caeaae985c29f6ce185d97cfa1498
- SHA512 4b923e32e66f378be261cdb0d133979bb891d1267698c8291e4cbc12405de2fed9229290ebfc6197a3d2817cce7dc86d231fed3bc3593ec7b380410d2718c181
- SSDEEP 24576:vvO2xJKRh2kOkx2LFxNhuZ98Es8k3OH3C0rQ6+y:vHHKX2WQthuTtS0rQi
- TLSH T1B1559E31E641C036C4A70176C6B94BBFA578BD22172555CBE3D43A6A2F723D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH