Analysis
- max time kernel
150s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 22:30
Behavioral task
behavioral1
Sample
9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe
- Size 2.5MB
- Sample260810-2e6mtsvxex
- SHA256 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83
- MD5 ade218ac2d5952d55e3c449d13c698b0
- SHA1 a30dcd62ca947af1e3ff51f2fad1485e886e8bb8
- SHA512 430310530d60dc3dc00d8dbb164335527cc589e7ed230a8d551d7d39cda09b6153e2b92389b60a8e57c22e61657917d9529ee63eb7c41e1e49808a7b5e06691c
- SSDEEP 49152:bHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:bnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T12DC58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5248 e9f1102 - 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 4 223.5.5.5 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe Destination IP 17 114.114.114.114 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe Destination IP 18 223.5.5.5 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe Destination IP 3 114.114.114.114 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e9f1102 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e9f1102 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e9f1102 File created C:\Windows\SysWOW64\e9f1102 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData e9f1102 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e9f1102 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e9f1102 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C e9f1102 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies e9f1102 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 e9f1102 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft e9f1102 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e9f1102 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content e9f1102 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C e9f1102 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 e9f1102 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE e9f1102 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache e9f1102 -
resource yara_rule behavioral2/memory/796-0-0x0000000000880000-0x000000000090C000-memory.dmp upx behavioral2/files/0x000b000000011371-2.dat upx behavioral2/memory/5248-3-0x00000000002A0000-0x000000000032C000-memory.dmp upx behavioral2/memory/796-15-0x0000000000880000-0x000000000090C000-memory.dmp upx behavioral2/memory/5248-16-0x00000000002A0000-0x000000000032C000-memory.dmp upx behavioral2/memory/5248-36-0x00000000002A0000-0x000000000032C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\da0b8 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe File opened for modification C:\Windows\59d900 e9f1102 - 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 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e9f1102 - 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 e9f1102 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" e9f1102 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ e9f1102 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" e9f1102 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" e9f1102 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" e9f1102 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" e9f1102 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" e9f1102 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing e9f1102 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5248 e9f1102 5248 e9f1102 5248 e9f1102 5248 e9f1102 5248 e9f1102 5248 e9f1102 5248 e9f1102 5248 e9f1102 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe Token: SeTcbPrivilege 796 9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe Token: SeDebugPrivilege 5248 e9f1102 Token: SeTcbPrivilege 5248 e9f1102
Processes
-
C:\Users\Admin\AppData\Local\Temp\9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.exe"C:\Users\Admin\AppData\Local\Temp\9b9a5fef397ecb9f0333cc6b3d9bc0598e159e66ee5375081a02f71ad18fae83.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:796
-
C:\Windows\Syswow64\e9f1102C:\Windows\Syswow64\e9f11021⤵
- 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:5248
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\e9f1102
- Size 2.5MB
- SHA256 1998a8e582da825f74d300b0a8135ab789f76430e6d47e5ffd374bae67fbdfd4
- MD5 df0cb79c8bb465f31863b1e00d03139b
- SHA1 d6975a8cdfcb3c1ae811e9901aa33e7765a7291f
- SHA512 2017f1528e46a7a8e2fe6077abbb049b1e1a5e8215d7db52ec96f9d376cd75ff1ae8c512746d5573af3ef870063a04ddde8abf4f75da65485c30c138b9d638b0
- SSDEEP 49152:GHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:GnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T18EC58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH