Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
28/04/2026, 18:24
Behavioral task
behavioral1
Sample
acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe
- Size 384KB
- Sample260428-w15prsgx2q
- SHA256 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39
- MD5 e611a34dda02981c00a945b4b410649b
- SHA1 e6020a86e3d4e9ff686e419bea38a90040597856
- SHA512 1db540c4553004332773dec8b93f7bc6ff08313eec2b2779ce543d98c5f89192c9da7a8c96c6bc573a48fdb65af61d86daeb976f1b2c66cfd2d9649251a32d89
- SSDEEP 6144:0l51orRJXlDixHkUXe35rGcEOkCybEaQRXr9HNdvOan5R2:oqXUHkUXe39sOkx2LIan5g
- TLSH T16E849D22F3518036C1978672C7B70F9AF7A5BD18831253CB5340B56A2FB32D2AE35719
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4904 200f4ed3 - 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 3080 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe Destination IP 4 223.5.5.5 3080 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe Destination IP 27 114.114.114.114 3080 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe Destination IP 28 223.5.5.5 3080 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe Destination IP 104 114.114.114.114 3080 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe Destination IP 105 223.5.5.5 3080 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 200f4ed3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 200f4ed3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 200f4ed3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 200f4ed3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 200f4ed3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 200f4ed3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 200f4ed3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 200f4ed3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 200f4ed3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 200f4ed3 File created C:\Windows\SysWOW64\200f4ed3 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 200f4ed3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 200f4ed3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 200f4ed3 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 200f4ed3 -
resource yara_rule behavioral1/memory/3080-0-0x00000000002C0000-0x0000000000349000-memory.dmp upx behavioral1/files/0x000800000001e423-2.dat upx behavioral1/memory/4904-4-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx behavioral1/memory/3080-12-0x00000000002C0000-0x0000000000349000-memory.dmp upx behavioral1/memory/4904-14-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx behavioral1/memory/3080-29-0x00000000002C0000-0x0000000000349000-memory.dmp upx behavioral1/memory/4904-30-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\53f550 200f4ed3 File opened for modification C:\Windows\34bb10 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.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 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 200f4ed3 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 200f4ed3 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 200f4ed3 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 200f4ed3 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 200f4ed3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 200f4ed3 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 200f4ed3 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 200f4ed3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 200f4ed3 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 200f4ed3 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 200f4ed3 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 200f4ed3 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4904 200f4ed3 4904 200f4ed3 4904 200f4ed3 4904 200f4ed3 4904 200f4ed3 4904 200f4ed3 4904 200f4ed3 4904 200f4ed3 3080 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe 3080 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe 3080 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe 3080 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe 3080 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe 3080 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3080 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe Token: SeTcbPrivilege 3080 acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe Token: SeDebugPrivilege 4904 200f4ed3 Token: SeTcbPrivilege 4904 200f4ed3
Processes
-
C:\Users\Admin\AppData\Local\Temp\acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.exe"C:\Users\Admin\AppData\Local\Temp\acfbe1ead274d0c07dee3ea0b345f1d475bf50c8b3afce62bde66758a23c8b39.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:3080
-
C:\Windows\Syswow64\200f4ed3C:\Windows\Syswow64\200f4ed31⤵
- 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:4904
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\200f4ed3
- Size 384KB
- SHA256 544d4d10aa61c49e1f44ceda3731ec0b4e461c5265edda61557df80c063de918
- MD5 39e87a5efecc310c67ca7d0d92496891
- SHA1 d2a2d727cfbda3567a27122d94772ea4a5f4fcf6
- SHA512 27c0ff0e8224a22a7ec0d56cc19e4acb06119bb4fbb602088722f7d005cefe39859cbf5f85b37bd08b9ee797781e44aced03ac023f93145282c14f1b24c27d6e
- SSDEEP 6144:Fl51orRJXlDixHkUXe35rGcEOkCybEaQRXr9HNdvOan5R2:TqXUHkUXe39sOkx2LIan5g
- TLSH T109849D22F3518036C1A78672C7B70F9AF7A5BD18831253CB5340B56A2FB32D2AE35719
- MD5 SHA1 SHA512 SSDEEP TLSH