Analysis
- max time kernel
149s - max time network
153s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
28/05/2026, 16:04
Behavioral task
behavioral1
Sample
9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe
- Size 2.9MB
- Sample260528-th64rset6n
- SHA256 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98
- MD5 cc9c0d799eee2d79844ec1eac510cb8c
- SHA1 56be5b07bd8ff9133d1ae76f7a7dc0fc497904c2
- SHA512 d90516a66756e24780e7a2826c8d5b6dbdc4bf90b33d4eeedf4e60d1e96f2a10b30ef5f4b2c984057c30b8f2ce521d91ab6c829aa7bffdb60c81541dde9f6df6
- SSDEEP 49152:OHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtS0rQMYOF:OnKGEkOhCXHHFZMjHfUKkVWsM0r1F
- TLSH T184D59E31B6818036D1B7467186FA47BBA5257C211721A5CFB3C47B2A1FB36D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 996 82be5b80 - Unexpected DNS network traffic destination 18 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 289 114.114.114.114 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 35 114.114.114.114 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 92 114.114.114.114 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 319 114.114.114.114 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 373 114.114.114.114 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 374 223.5.5.5 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 36 223.5.5.5 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 155 114.114.114.114 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 229 114.114.114.114 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 290 223.5.5.5 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 320 223.5.5.5 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 89 114.114.114.114 996 82be5b80 Destination IP 90 223.5.5.5 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 230 223.5.5.5 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 1 114.114.114.114 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 2 223.5.5.5 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 94 223.5.5.5 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Destination IP 156 223.5.5.5 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\82be5b80 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 82be5b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 82be5b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 82be5b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 82be5b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 82be5b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 82be5b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 82be5b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 82be5b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 82be5b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 82be5b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 82be5b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 82be5b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 82be5b80 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 82be5b80 -
resource yara_rule behavioral2/memory/4496-0-0x0000000000D00000-0x0000000000D8C000-memory.dmp upx behavioral2/files/0x001200000002a2be-2.dat upx behavioral2/memory/996-7-0x0000000000EF0000-0x0000000000F7C000-memory.dmp upx behavioral2/memory/4496-18-0x0000000000D00000-0x0000000000D8C000-memory.dmp upx behavioral2/memory/996-19-0x0000000000EF0000-0x0000000000F7C000-memory.dmp upx behavioral2/memory/996-36-0x0000000000EF0000-0x0000000000F7C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\110d48 82be5b80 File opened for modification C:\Windows\4cf920 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.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 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 82be5b80 - 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:" 82be5b80 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 82be5b80 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 82be5b80 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 82be5b80 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 82be5b80 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 82be5b80 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 82be5b80 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 82be5b80 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 82be5b80 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 996 82be5b80 996 82be5b80 996 82be5b80 996 82be5b80 996 82be5b80 996 82be5b80 996 82be5b80 996 82be5b80 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Token: SeTcbPrivilege 4496 9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe Token: SeDebugPrivilege 996 82be5b80 Token: SeTcbPrivilege 996 82be5b80
Processes
-
C:\Users\Admin\AppData\Local\Temp\9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.exe"C:\Users\Admin\AppData\Local\Temp\9becfecd9c47fc97b61dd9fdd989083f051c8ef83812bf46dd4f3914e813ec98.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:4496
-
C:\Windows\Syswow64\82be5b80C:\Windows\Syswow64\82be5b801⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:996
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\82be5b80
- Size 2.9MB
- SHA256 9c9b1f991cbbb0cb99c9d8ebc405db39383b24f7f063f856930b70f1959560a1
- MD5 ea255e36487eba06646d45825720e524
- SHA1 03401a30dd4ad903cf2f6996f3349fa1cc928b69
- SHA512 1a49dd003f054dc8dff37eb92d1d1d48e0364f4b6d3be085620b230a1d417572259d05a3f02d7287d7221a42d2b6b3ca9fb13e683ac07f0f1733d8df91e67f6b
- SSDEEP 49152:LHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtS0rQMYOF:LnKGEkOhCXHHFZMjHfUKkVWsM0r1F
- TLSH T13DD59E31B6818036D1B7467186FA47BBA5257C211721A5CFB3C47B2A1FB36D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH