Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20250610-en - resource tags
arch:x64arch:x86image:win11-20250610-enlocale:en-usos:windows11-21h2-x64system - submitted
08/05/2026, 09:38
Behavioral task
behavioral1
Sample
7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe
- Size 560KB
- Sample260508-lmcfysft8x
- SHA256 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f
- MD5 5f4871dc02598282c8109afce8bc01c8
- SHA1 7b47cabc17ee047b45900f389b2eda0ddcec8bdd
- SHA512 9d7975313b6102b20c3fdb0d295a994d172929fd8eb854d3d2a95035ce76a8d79e28cbd9d06aba0bf0bd0e3fe1b3d55a702084dc8ac1546f21eab939ab915eb1
- SSDEEP 12288:N3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:vVOL4/gPXKCOkx2LFR
- TLSH T14AC46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 6044 4eff7354 - 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 5480 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe Destination IP 2 223.5.5.5 5480 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe Destination IP 14 114.114.114.114 5480 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe Destination IP 15 223.5.5.5 5480 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 4eff7354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 4eff7354 File created C:\Windows\SysWOW64\4eff7354 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 4eff7354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 4eff7354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 4eff7354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 4eff7354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 4eff7354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 4eff7354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 4eff7354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 4eff7354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 4eff7354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 4eff7354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 4eff7354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 4eff7354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 4eff7354 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 4eff7354 -
resource yara_rule behavioral2/memory/5480-0-0x0000000000EF0000-0x0000000000F7C000-memory.dmp upx behavioral2/files/0x002100000002adee-2.dat upx behavioral2/memory/6044-4-0x00000000003B0000-0x000000000043C000-memory.dmp upx behavioral2/memory/5480-17-0x0000000000EF0000-0x0000000000F7C000-memory.dmp upx behavioral2/memory/6044-19-0x00000000003B0000-0x000000000043C000-memory.dmp upx behavioral2/memory/6044-44-0x00000000003B0000-0x000000000043C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\6779b8 4eff7354 File opened for modification C:\Windows\5dd1d0 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.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 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4eff7354 - 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 4eff7354 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 4eff7354 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 4eff7354 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 4eff7354 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 4eff7354 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 4eff7354 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 4eff7354 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 4eff7354 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 4eff7354 - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 6044 4eff7354 6044 4eff7354 6044 4eff7354 6044 4eff7354 6044 4eff7354 6044 4eff7354 6044 4eff7354 6044 4eff7354 6044 4eff7354 6044 4eff7354 6044 4eff7354 6044 4eff7354 5480 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe 5480 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe 5480 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe 5480 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe 5480 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe 5480 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5480 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe Token: SeTcbPrivilege 5480 7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe Token: SeDebugPrivilege 6044 4eff7354 Token: SeTcbPrivilege 6044 4eff7354
Processes
-
C:\Users\Admin\AppData\Local\Temp\7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.exe"C:\Users\Admin\AppData\Local\Temp\7e63b3281137993b78d499c677a51566edbbd1c8fd2aeeff50f2c32d29efc34f.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:5480
-
C:\Windows\Syswow64\4eff7354C:\Windows\Syswow64\4eff73541⤵
- 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:6044
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\4eff7354
- Size 560KB
- SHA256 4032b95d091e924e2cebd304e02606d408747069f9b8d76fbbfd077dd6b683f1
- MD5 24a4e30e6b75621efcc457467aa90e6f
- SHA1 8751b5a89683cf129617fc56cdffab8b19b77e6b
- SHA512 c215b896b5a6b3fb5aeb4db65ed3c52e2a63043ed8fc4e6654003542cf5797c24870985f841625ed48086184906ee558b36e330ea5d828855150a03af0a8e169
- SSDEEP 12288:X3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:lVOL4/gPXKCOkx2LFR
- TLSH T1CFC46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH