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
07/08/2026, 21:53
Behavioral task
behavioral1
Sample
3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe
- Size 560KB
- Sample260807-1rmj2sthmf
- SHA256 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e
- MD5 8e1aac1527c9d055c143ead76575cad9
- SHA1 170aeafa611a5dba08a3130058828b72fef2896b
- SHA512 8f85caf094e9af0954c18530cb15a59292d4421a50005fe2c0842200cae36da4dfd7575437bc881825a6bb63c6c47cee0c8a636338642e8342f09b8659aa05e4
- SSDEEP 6144:1WVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:1kCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T1B3C47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3804 ee81a99 - 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 2548 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe Destination IP 6 223.5.5.5 2548 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe Destination IP 35 114.114.114.114 2548 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe Destination IP 39 223.5.5.5 2548 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ee81a99 File created C:\Windows\SysWOW64\ee81a99 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ee81a99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ee81a99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ee81a99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ee81a99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ee81a99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ee81a99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ee81a99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content ee81a99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C ee81a99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C ee81a99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ee81a99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ee81a99 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ee81a99 -
resource yara_rule behavioral1/memory/2548-0-0x0000000000EA0000-0x0000000000F2C000-memory.dmp upx behavioral1/memory/3804-3-0x0000000000AD0000-0x0000000000B5C000-memory.dmp upx behavioral1/files/0x000d000000024340-2.dat upx behavioral1/memory/2548-13-0x0000000000EA0000-0x0000000000F2C000-memory.dmp upx behavioral1/memory/3804-14-0x0000000000AD0000-0x0000000000B5C000-memory.dmp upx behavioral1/memory/3804-30-0x0000000000AD0000-0x0000000000B5C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\412038 ee81a99 File opened for modification C:\Windows\2b9f68 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.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 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ee81a99 - 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\Cookies\CachePrefix = "Cookie:" ee81a99 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ee81a99 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ee81a99 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ee81a99 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ee81a99 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ee81a99 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ee81a99 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ee81a99 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ee81a99 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3804 ee81a99 3804 ee81a99 3804 ee81a99 3804 ee81a99 3804 ee81a99 3804 ee81a99 3804 ee81a99 3804 ee81a99 2548 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe 2548 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe 2548 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe 2548 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe 2548 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe 2548 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2548 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe Token: SeTcbPrivilege 2548 3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe Token: SeDebugPrivilege 3804 ee81a99 Token: SeTcbPrivilege 3804 ee81a99
Processes
-
C:\Users\Admin\AppData\Local\Temp\3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.exe"C:\Users\Admin\AppData\Local\Temp\3f2e7127e53ccd2deeb4c27b015f49211c41d66071b4b463ede2657f2268215e.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:2548
-
C:\Windows\Syswow64\ee81a99C:\Windows\Syswow64\ee81a991⤵
- 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:3804
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\ee81a99
- Size 560KB
- SHA256 97ccc8da14b6926f94c09c4d3c4b39fcba7d9b19cb7a3e0305231e297536870b
- MD5 ee7285ab3a6f6395cecafbf6b7bac5fa
- SHA1 17c0ab27329560d97e0f216c6983bab1fb6495d0
- SHA512 8480fae8f411c9c759481c1fb37e7015d9a1a86c0e204b185bf23a17f7757c04a2535906a9a320dcf58764d2af39de76ef8669a9e64a726d6e2f0e9ce696096c
- SSDEEP 6144:qWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:qkCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T167C47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH