Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
05/08/2026, 00:49
Behavioral task
behavioral1
Sample
e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe
- Size 766KB
- Sample260805-a6tc2abb98
- SHA256 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486
- MD5 4df5807efa71db9a0ce614c1d88053eb
- SHA1 663d7868817f2a7f3addea7f7e90c4def13b3396
- SHA512 a80c2621509466c67fb71c40a59fe047001faa305455dfdeafeac7bb5dfb5327c7e4b8037c5aaf24d55c6caed8824a9c6089075842e7588670bb04238e1f0904
- SSDEEP 12288:sSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:fvO2xJKRw2kOkx2LFRvcUV
- TLSH T1DDF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3792 f334fb78 - 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 1 114.114.114.114 5808 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe Destination IP 2 223.5.5.5 5808 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe Destination IP 35 114.114.114.114 5808 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe Destination IP 36 223.5.5.5 5808 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 f334fb78 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 f334fb78 File created C:\Windows\SysWOW64\f334fb78 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f334fb78 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f334fb78 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f334fb78 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f334fb78 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f334fb78 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f334fb78 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f334fb78 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f334fb78 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f334fb78 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f334fb78 -
resource yara_rule behavioral1/memory/5808-0-0x0000000000EE0000-0x0000000000F6C000-memory.dmp upx behavioral1/files/0x00200000000231d5-2.dat upx behavioral1/memory/3792-4-0x0000000000C60000-0x0000000000CEC000-memory.dmp upx behavioral1/memory/5808-10-0x0000000000EE0000-0x0000000000F6C000-memory.dmp upx behavioral1/memory/3792-11-0x0000000000C60000-0x0000000000CEC000-memory.dmp upx behavioral1/memory/3792-28-0x0000000000C60000-0x0000000000CEC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\40eba0 f334fb78 File opened for modification C:\Windows\636f60 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.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 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f334fb78 - 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 f334fb78 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f334fb78 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f334fb78 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f334fb78 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f334fb78 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f334fb78 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f334fb78 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f334fb78 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f334fb78 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3792 f334fb78 3792 f334fb78 3792 f334fb78 3792 f334fb78 3792 f334fb78 3792 f334fb78 3792 f334fb78 3792 f334fb78 5808 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe 5808 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe 5808 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe 5808 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe 5808 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe 5808 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5808 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe Token: SeTcbPrivilege 5808 e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe Token: SeDebugPrivilege 3792 f334fb78 Token: SeTcbPrivilege 3792 f334fb78
Processes
-
C:\Users\Admin\AppData\Local\Temp\e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.exe"C:\Users\Admin\AppData\Local\Temp\e80f7c1b87291bb14dfda257e3a857096bb1bdf3fb837ae69061ce2f43f63486.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:5808
-
C:\Windows\Syswow64\f334fb78C:\Windows\Syswow64\f334fb781⤵
- 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:3792
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\f334fb78
- Size 766KB
- SHA256 353c9de612e4b9b042eac19900ddf4821dd1d1b3142591e4c6b854cec9590630
- MD5 69346647c9cd20d26bc8eea6067ef5fd
- SHA1 15c755802279d8b2ae8217840d5454cbf302c20b
- SHA512 e8ab35049e8c12eb9da85155910df9290d4f38ed672d1e4c666b9c77488f6885f2129327dd5a98035d31fe9d5546971896426687984dc5e802aa1eaa514d0358
- SSDEEP 12288:BSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:IvO2xJKRw2kOkx2LFRvcUV
- TLSH T1D7F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH