Analysis
- max time kernel
149s - max time network
155s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
25/04/2026, 04:24
Behavioral task
behavioral1
Sample
d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe
- Size 560KB
- Sample260425-e1kwxsfs8w
- SHA256 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942
- MD5 a466598e23e5c1e26b7472ba8c477d65
- SHA1 8ffbb41133e72eecef201da7caf003b02c6ef23e
- SHA512 f2effe1b4182fbbd5d9ce223d782ed96eb88d4ac8e2d187b130d2bc2162d2e5fbf59333a6d08d7d8632466d3e1dd2cc41b24cdec4eac1f5a8cac09aceccd1990
- SSDEEP 6144:MUJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:MYsVOdhElvkCgvDLe4usOkxHy
- TLSH T1E3C48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3732 bbccc058 - 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 19 114.114.114.114 1144 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe Destination IP 23 223.5.5.5 1144 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe Destination IP 1 114.114.114.114 1144 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe Destination IP 2 223.5.5.5 1144 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 bbccc058 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft bbccc058 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bbccc058 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache bbccc058 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData bbccc058 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 bbccc058 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content bbccc058 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bbccc058 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 bbccc058 File created C:\Windows\SysWOW64\bbccc058 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 bbccc058 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE bbccc058 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies bbccc058 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 bbccc058 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 bbccc058 -
resource yara_rule behavioral2/memory/1144-0-0x0000000000E20000-0x0000000000EAC000-memory.dmp upx behavioral2/files/0x002900000002b124-2.dat upx behavioral2/memory/3732-4-0x00000000005F0000-0x000000000067C000-memory.dmp upx behavioral2/memory/1144-18-0x0000000000E20000-0x0000000000EAC000-memory.dmp upx behavioral2/memory/3732-19-0x00000000005F0000-0x000000000067C000-memory.dmp upx behavioral2/memory/3732-32-0x00000000005F0000-0x000000000067C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3fe4a8 bbccc058 File opened for modification C:\Windows\1395f0 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.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 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bbccc058 - 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 bbccc058 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" bbccc058 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" bbccc058 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" bbccc058 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ bbccc058 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" bbccc058 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" bbccc058 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" bbccc058 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing bbccc058 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3732 bbccc058 3732 bbccc058 3732 bbccc058 3732 bbccc058 3732 bbccc058 3732 bbccc058 3732 bbccc058 3732 bbccc058 1144 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe 1144 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe 1144 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe 1144 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe 1144 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe 1144 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1144 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe Token: SeTcbPrivilege 1144 d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe Token: SeDebugPrivilege 3732 bbccc058 Token: SeTcbPrivilege 3732 bbccc058
Processes
-
C:\Users\Admin\AppData\Local\Temp\d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.exe"C:\Users\Admin\AppData\Local\Temp\d680d0a934f275dec1b7ea8c26c3495deda46967e08c4a4271a03ef45ab13942.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:1144
-
C:\Windows\Syswow64\bbccc058C:\Windows\Syswow64\bbccc0581⤵
- 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:3732
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\bbccc058
- Size 560KB
- SHA256 0eae38c6835b6ab2cf607b9ab7def208fd050fdf28b2b0383975e54b688617a2
- MD5 3e4a2eabda0ee6f9b65bd9dfd8cf18c1
- SHA1 b1e333459af24ab6548f529a511ab0febb4ba6e0
- SHA512 df5176c1c272be0fc55d9e6831215e6e548975c0bb3e9c3961b690cd616d5d0d5ac9a56e2bb0d619de8a32640b194547d277cbf4552636a5bc36dcec7ee4e31f
- SSDEEP 6144:7UJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:7YsVOdhElvkCgvDLe4usOkxHy
- TLSH T188C48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH