Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
15/04/2026, 16:27
Behavioral task
behavioral1
Sample
fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe
Resource
win10v2004-20260130-en
10 signatures
150 seconds
General
- Target fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe
- Size 638KB
- Sample260415-tyc6mady2k
- SHA256 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802
- MD5 e6e73fb4dd158b786c59d79969899a48
- SHA1 1437e4df39229cea4ec78f22a23ff6312d886519
- SHA512 1210e6009c4e9d7bf9bd7684dddb4af74901d916df94ee7ba2717ca73f983d51a974c180ed734d7eba2023388cfe810fda9ccc512d19efe5de2aff51a58883b8
- SSDEEP 6144:dcTgav1cdCTuoPbgwmOLJvKRhLSFXdFwirGcEOkCybEaQRXr9HNdvOaey8KK5R2:dSvO2x9mONvKRhLSFtsOkx2LIaeyk5g
- TLSH T1B4D46B26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4616 7fb3d2f6 - 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 3 114.114.114.114 4564 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe Destination IP 4 223.5.5.5 4564 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe Destination IP 24 114.114.114.114 4564 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe Destination IP 25 223.5.5.5 4564 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe - Drops file in System32 directory 11 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 7fb3d2f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 7fb3d2f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 7fb3d2f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 7fb3d2f6 File created C:\Windows\SysWOW64\7fb3d2f6 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 7fb3d2f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 7fb3d2f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 7fb3d2f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 7fb3d2f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 7fb3d2f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 7fb3d2f6 -
resource yara_rule behavioral1/memory/4564-0-0x0000000000640000-0x00000000006CC000-memory.dmp upx behavioral1/files/0x001300000001efa2-2.dat upx behavioral1/memory/4616-4-0x0000000000A20000-0x0000000000AAC000-memory.dmp upx behavioral1/memory/4564-10-0x0000000000640000-0x00000000006CC000-memory.dmp upx behavioral1/memory/4616-12-0x0000000000A20000-0x0000000000AAC000-memory.dmp upx behavioral1/memory/4616-35-0x0000000000A20000-0x0000000000AAC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4f0710 7fb3d2f6 File opened for modification C:\Windows\4e2328 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.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 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7fb3d2f6 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 7fb3d2f6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 7fb3d2f6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 7fb3d2f6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 7fb3d2f6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 7fb3d2f6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 7fb3d2f6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 7fb3d2f6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 7fb3d2f6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 7fb3d2f6 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 7fb3d2f6 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 7fb3d2f6 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4616 7fb3d2f6 4616 7fb3d2f6 4616 7fb3d2f6 4616 7fb3d2f6 4616 7fb3d2f6 4616 7fb3d2f6 4616 7fb3d2f6 4616 7fb3d2f6 4564 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe 4564 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe 4564 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe 4564 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe 4564 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe 4564 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4564 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe Token: SeTcbPrivilege 4564 fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe Token: SeDebugPrivilege 4616 7fb3d2f6 Token: SeTcbPrivilege 4616 7fb3d2f6
Processes
-
C:\Users\Admin\AppData\Local\Temp\fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.exe"C:\Users\Admin\AppData\Local\Temp\fa9652c2dceb299a3d3ae3f6f7cf99d4e6131606a377fb70c751544301bdb802.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:4564
-
C:\Windows\Syswow64\7fb3d2f6C:\Windows\Syswow64\7fb3d2f61⤵
- 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:4616
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\7fb3d2f6
- Size 638KB
- SHA256 5657d5ebb7a5e7fb904bb6e423377eff1b85bd30efc2c90611a823e4113b08f9
- MD5 4bc23f60d55ea8a975200a08f6ddfb33
- SHA1 4f0f7e37ca90093a26eee69ad5ba73d18d74166b
- SHA512 522a06de9d03f91d14b4595df2b1f7f10e4bdedf7866b923723988f7d611f92ec3ff16fafb571a53e2950938c9c4c788d3c5035464dfe8938c1f9f6a85950f08
- SSDEEP 6144:OcTgav1cdCTuoPbgwmOLJvKRhLSFXdFwirGcEOkCybEaQRXr9HNdvOaey8KK5R2:OSvO2x9mONvKRhLSFtsOkx2LIaeyk5g
- TLSH T192D46C26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH