Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/07/2026, 19:23
Behavioral task
behavioral1
Sample
5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe
- Size 768KB
- Sample260727-x342pazzds
- SHA256 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b
- MD5 7a74a21fe36674ece56912a39c2ed68f
- SHA1 3263be405bc57db19d8390134906e546b7bb43c9
- SHA512 3a45e85afccfaf7c499ecfe713bf1942a6b431d0ce1a696e9668da3696cf36f3d000b506043880fa58c4761edc2941850be3cbc74a91297944d1d2edff039276
- SSDEEP 12288:3qXUHkUXe39sOkx2LIan5FAQjU/LikGU5rCOTeidT:3jHPOSOkx2LFscU6UQOJdT
- TLSH T120F47D31E241C036D6A74572C6FA4BBBA5247D25431161CBA7C4BA262FB76D2FA3130F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4488 520c4f02 - 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 37 223.5.5.5 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe Destination IP 1 114.114.114.114 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe Destination IP 4 223.5.5.5 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe Destination IP 36 114.114.114.114 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 520c4f02 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 520c4f02 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 520c4f02 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 520c4f02 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 520c4f02 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 520c4f02 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 520c4f02 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 520c4f02 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 520c4f02 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 520c4f02 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 520c4f02 File created C:\Windows\SysWOW64\520c4f02 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 520c4f02 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 520c4f02 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 520c4f02 -
resource yara_rule behavioral2/memory/3956-0-0x00000000001C0000-0x0000000000249000-memory.dmp upx behavioral2/files/0x000b000000011390-2.dat upx behavioral2/memory/4488-3-0x0000000000300000-0x0000000000389000-memory.dmp upx behavioral2/memory/3956-18-0x00000000001C0000-0x0000000000249000-memory.dmp upx behavioral2/memory/4488-20-0x0000000000300000-0x0000000000389000-memory.dmp upx behavioral2/memory/4488-21-0x0000000000300000-0x0000000000389000-memory.dmp upx behavioral2/memory/3956-34-0x00000000001C0000-0x0000000000249000-memory.dmp upx behavioral2/memory/4488-35-0x0000000000300000-0x0000000000389000-memory.dmp upx behavioral2/memory/3956-55-0x00000000001C0000-0x0000000000249000-memory.dmp upx behavioral2/memory/3956-57-0x00000000001C0000-0x0000000000249000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4cd610 520c4f02 File opened for modification C:\Windows\43ba68 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.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 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 520c4f02 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 520c4f02 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 520c4f02 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 520c4f02 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 520c4f02 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 520c4f02 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 520c4f02 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 520c4f02 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 520c4f02 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 520c4f02 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4488 520c4f02 4488 520c4f02 4488 520c4f02 4488 520c4f02 4488 520c4f02 4488 520c4f02 4488 520c4f02 4488 520c4f02 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe Token: SeTcbPrivilege 3956 5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe Token: SeDebugPrivilege 4488 520c4f02 Token: SeTcbPrivilege 4488 520c4f02
Processes
-
C:\Users\Admin\AppData\Local\Temp\5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.exe"C:\Users\Admin\AppData\Local\Temp\5d12c45aedeb558aa3c89c7bea9f32e940ed177f98ed3203a58dd71e2d64049b.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:3956
-
C:\Windows\Syswow64\520c4f02C:\Windows\Syswow64\520c4f021⤵
- 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:4488
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\520c4f02
- Size 768KB
- SHA256 229008124cab1dc9fcbafc9fe7c82232065d7b68ae0ae66d1a7185e17b240c78
- MD5 c4ab77740393c275aa0492b6ab1f0368
- SHA1 4e33b08fef4a756ab98b55b05f9672312138523e
- SHA512 e98b619884075150c1c3e0effa332413b04d83520e2789d1e25f139a598cbe2a0229b6e4c7f5e260ac11da8ad893863fcd0057b5170c2978450a3980850fb154
- SSDEEP 12288:9qXUHkUXe39sOkx2LIan5FAQjU/LikGU5rCOTeidT:9jHPOSOkx2LFscU6UQOJdT
- TLSH T18BF47D31E241C036D6A74572C6FA4BBBA5247D25431161CBA7C4BA262FB76D2FA3130F
- MD5 SHA1 SHA512 SSDEEP TLSH