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
14/07/2026, 04:28
Behavioral task
behavioral1
Sample
8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
2 signatures
150 seconds
General
- Target 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe
- Size 3.0MB
- Sample260714-e33jragv6t
- SHA256 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac
- MD5 46353c47535496e3975a3c2d0d60fc9c
- SHA1 84c5c486c427abdcdc1b03828b463bd11cb6a0c9
- SHA512 65a5d49ea83e67795343f73a7ebad4fa987946b36004dc99e7d856ea96c2029c93990360ee7cd188fbfc5444188482dff06698ebd444299742018d1bd84784c2
- SSDEEP 49152:iA/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:9/whnLrHp/qKm2/Sb/
- TLSH T1FBE55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4240 fdeecb80 - 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 2 223.5.5.5 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe Destination IP 27 114.114.114.114 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe Destination IP 28 223.5.5.5 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe Destination IP 1 114.114.114.114 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft fdeecb80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 fdeecb80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 fdeecb80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fdeecb80 File created C:\Windows\SysWOW64\fdeecb80 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 fdeecb80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache fdeecb80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content fdeecb80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fdeecb80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData fdeecb80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fdeecb80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 fdeecb80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE fdeecb80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies fdeecb80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fdeecb80 -
resource yara_rule behavioral2/memory/520-0-0x0000000000F10000-0x0000000001215000-memory.dmp upx behavioral2/files/0x0011000000019a98-2.dat upx behavioral2/memory/4240-4-0x0000000000470000-0x0000000000775000-memory.dmp upx behavioral2/memory/520-13-0x0000000000F10000-0x0000000001215000-memory.dmp upx behavioral2/memory/4240-14-0x0000000000470000-0x0000000000775000-memory.dmp upx behavioral2/memory/4240-23-0x0000000000470000-0x0000000000775000-memory.dmp upx - 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 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fdeecb80 - 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" fdeecb80 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" fdeecb80 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ fdeecb80 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" fdeecb80 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" fdeecb80 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" fdeecb80 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing fdeecb80 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix fdeecb80 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" fdeecb80 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4240 fdeecb80 4240 fdeecb80 4240 fdeecb80 4240 fdeecb80 4240 fdeecb80 4240 fdeecb80 4240 fdeecb80 4240 fdeecb80 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe Token: SeTcbPrivilege 520 8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe Token: SeDebugPrivilege 4240 fdeecb80 Token: SeTcbPrivilege 4240 fdeecb80
Processes
-
C:\Users\Admin\AppData\Local\Temp\8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe"C:\Users\Admin\AppData\Local\Temp\8e5b09c1858a14a88c22667a90b8acd64e7e402bca7b222babc3371b316d21ac.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:520
-
C:\Windows\Syswow64\fdeecb80C:\Windows\Syswow64\fdeecb801⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4240
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\fdeecb80
- Size 3.0MB
- SHA256 4d6e207f923512c94d9dc64a3f4a7cacc4f0a5b31c616a6ab29cdec458e7fa3e
- MD5 8e9a94a1a8d98d37bcb7639e8f7febb8
- SHA1 26e2d4fee36a318587d8a25d8beb39fc9f156e1b
- SHA512 5b8f0972cbd7b06d3b10b18941ef992911013a9a7848831da6aa714d60225e5770322007dbd5b6d20cc786198043c9114c1cf38769aa8c0c8a3ef5f13fb72d79
- SSDEEP 49152:zA/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:k/whnLrHp/qKm2/Sb/
- TLSH T1C0E55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH