Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
27/04/2026, 08:50
Behavioral task
behavioral1
Sample
eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe
- Size 271KB
- Sample260427-kr3chaez8x
- SHA256 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66
- MD5 a1e11e84ad4cf6e89b04d0168ccaaed6
- SHA1 b3cd65954f23a7fa4497b92b98703a8cb4d373c5
- SHA512 f6fd987bf8e843a74d64396384876964f75af6b74c868836a3ed7ee963aa040b599ba1da18279e2603a56f01b9608851aeabb0d77158f0712e42c72d711e3f13
- SSDEEP 6144:Zl51orRJXlDixHkUXe35rGcEOkCybEaQRXr9HNdvOa:nqXUHkUXe39sOkx2LIa
- TLSH T1CA44CF5BF27440B6C49AD678C9935A5AFBF1B815872143CF1320C25A1F737E2AE3A325
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3548 f1093bf0 - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 3 114.114.114.114 2108 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe Destination IP 4 223.5.5.5 2108 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe Destination IP 34 114.114.114.114 2108 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe Destination IP 35 223.5.5.5 2108 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe Destination IP 105 114.114.114.114 2108 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe Destination IP 106 223.5.5.5 2108 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe - Drops file in System32 directory 17 IoCs
description ioc Process File created C:\Windows\SysWOW64\f1093bf0 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f1093bf0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f1093bf0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f1093bf0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 f1093bf0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 f1093bf0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C f1093bf0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f1093bf0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f1093bf0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f1093bf0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f1093bf0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f1093bf0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C f1093bf0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f1093bf0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f1093bf0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f1093bf0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f1093bf0 -
resource yara_rule behavioral1/memory/2108-0-0x0000000000490000-0x0000000000519000-memory.dmp upx behavioral1/files/0x000800000001e6c8-2.dat upx behavioral1/memory/3548-4-0x00000000002F0000-0x0000000000379000-memory.dmp upx behavioral1/memory/2108-10-0x0000000000490000-0x0000000000519000-memory.dmp upx behavioral1/memory/3548-12-0x00000000002F0000-0x0000000000379000-memory.dmp upx behavioral1/memory/2108-37-0x0000000000490000-0x0000000000519000-memory.dmp upx behavioral1/memory/3548-38-0x00000000002F0000-0x0000000000379000-memory.dmp upx behavioral1/memory/2108-48-0x0000000000490000-0x0000000000519000-memory.dmp upx behavioral1/memory/2108-53-0x0000000000490000-0x0000000000519000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2416f8 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe File opened for modification C:\Windows\3cbe38 f1093bf0 - 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 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f1093bf0 - 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\History\CachePrefix = "Visited:" f1093bf0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f1093bf0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f1093bf0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f1093bf0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f1093bf0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f1093bf0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f1093bf0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f1093bf0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f1093bf0 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA f1093bf0 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 f1093bf0 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3548 f1093bf0 3548 f1093bf0 3548 f1093bf0 3548 f1093bf0 3548 f1093bf0 3548 f1093bf0 3548 f1093bf0 3548 f1093bf0 2108 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe 2108 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe 2108 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe 2108 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe 2108 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe 2108 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2108 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe Token: SeTcbPrivilege 2108 eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe Token: SeDebugPrivilege 3548 f1093bf0 Token: SeTcbPrivilege 3548 f1093bf0
Processes
-
C:\Users\Admin\AppData\Local\Temp\eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.exe"C:\Users\Admin\AppData\Local\Temp\eedb8cf3d23ba2c709b1c0ccaca8571687755abf81488d5730f3e2879f992d66.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:2108
-
C:\Windows\Syswow64\f1093bf0C:\Windows\Syswow64\f1093bf01⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3548
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f1093bf0
- Size 271KB
- SHA256 5e52c0c470d33d0e21c0fa94236fe576104bf99f337ed7ad4af6ac10b8f527df
- MD5 3ca3e3c2292b7db5edabdc6475f6f354
- SHA1 593f6404f8e546b2004722e487342bc79f3af733
- SHA512 a6bc91959247c6cf2b6adbdcecf0b4985f2cabfe22b21c6ab50f27cb4169097cb6f1bc76bb9597fc71c566569391657df489a91691da9cfff3f10c9f8a88ac43
- SSDEEP 6144:Yl51orRJXlDixHkUXe35rGcEOkCybEaQRXr9HNdvOa:cqXUHkUXe39sOkx2LIa
- TLSH T13044CF5BF27440B6C49AD678C9935A5AFBF1B815872143CF1320C25A1F737E2AE3A325
- MD5 SHA1 SHA512 SSDEEP TLSH