Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
06/08/2026, 19:10
Behavioral task
behavioral1
Sample
3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe
- Size 2.9MB
- Sample260806-xvcbpsstcx
- SHA256 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee
- MD5 35d88f1fa937cbb9d82e9c84a9c0e911
- SHA1 4ccec0a0ab1374bc85b9ffa205d813b0821f7207
- SHA512 ecff0a97988527511638d3e10b0e27d91fd5e981f7140f6fa1f7953009e75626754a90fe4982a9759ef16842aca44c145f1fbca37e5da19bc1b5916e3beba1da
- SSDEEP 49152:SHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtS0rQMYOF:SnKGEkOhCXHHFZMjHfUKkVWsM0r1F
- TLSH T1D2D59E31B6818036D1B7467186FA47BBA5257C211721A5CFB3C47B2A1FB36D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4172 f20af4a8 - Unexpected DNS network traffic destination 18 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 2 114.114.114.114 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 52 114.114.114.114 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 114 114.114.114.114 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 148 223.5.5.5 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 285 223.5.5.5 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 53 223.5.5.5 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 115 223.5.5.5 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 280 114.114.114.114 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 380 114.114.114.114 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 441 114.114.114.114 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 349 114.114.114.114 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 350 223.5.5.5 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 4 223.5.5.5 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 137 114.114.114.114 4172 f20af4a8 Destination IP 177 223.5.5.5 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 176 114.114.114.114 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 381 223.5.5.5 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Destination IP 442 223.5.5.5 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\f20af4a8 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f20af4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f20af4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f20af4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f20af4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f20af4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f20af4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f20af4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f20af4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f20af4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f20af4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f20af4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f20af4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f20af4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f20af4a8 -
resource yara_rule behavioral1/memory/4880-0-0x0000000000EF0000-0x0000000000F7C000-memory.dmp upx behavioral1/files/0x000c000000024244-2.dat upx behavioral1/memory/4172-4-0x00000000005C0000-0x000000000064C000-memory.dmp upx behavioral1/memory/4880-18-0x0000000000EF0000-0x0000000000F7C000-memory.dmp upx behavioral1/memory/4172-19-0x00000000005C0000-0x000000000064C000-memory.dmp upx behavioral1/memory/4172-36-0x00000000005C0000-0x000000000064C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\476d18 f20af4a8 File opened for modification C:\Windows\538c20 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.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 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f20af4a8 - 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 f20af4a8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f20af4a8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f20af4a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f20af4a8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f20af4a8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f20af4a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f20af4a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f20af4a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f20af4a8 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4172 f20af4a8 4172 f20af4a8 4172 f20af4a8 4172 f20af4a8 4172 f20af4a8 4172 f20af4a8 4172 f20af4a8 4172 f20af4a8 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Token: SeTcbPrivilege 4880 3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe Token: SeDebugPrivilege 4172 f20af4a8 Token: SeTcbPrivilege 4172 f20af4a8
Processes
-
C:\Users\Admin\AppData\Local\Temp\3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.exe"C:\Users\Admin\AppData\Local\Temp\3341d497586e0a0af51389ea8ed7a4ff83133743d15864fb5a67902caba293ee.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:4880
-
C:\Windows\Syswow64\f20af4a8C:\Windows\Syswow64\f20af4a81⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:4172
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\f20af4a8
- Size 2.9MB
- SHA256 52a3389887ced755757caf22648f828e33388a483b9c722b53d43e88450233e7
- MD5 753f4ba9435abda302d1b7366de4c4ff
- SHA1 d2d61dbe43483e5ace2a9e3c29cbf5fe272a7b1f
- SHA512 5622b6cf90ecb2a01900e4224700967bcad236ae8787276976aefa5111c21b71b16c081f4d2e3413bc339f3c1d8aaa48e523e67956b3ed354809770f35b9757e
- SSDEEP 49152:FHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtS0rQMYOF:FnKGEkOhCXHHFZMjHfUKkVWsM0r1F
- TLSH T1D1D59E31B6818036D1B7467186FA47BBA5257C211721A5CFB3C47B2A1FB36D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH