Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/07/2026, 22:28
Behavioral task
behavioral1
Sample
3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe
- Size 2.6MB
- Sample260710-2d4f3sfv5s
- SHA256 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388
- MD5 1ddcb659075ed6b52da4b3d49a4382e8
- SHA1 6136b60282b3f5b154acd2c47758c093a7e88db4
- SHA512 d74052164043a7eddeb9555955a3e45a8fb20de785edb1ad31844bae4e188c4318d02ac1d73d2bf0ee1fe50f493b8072b1754bcfa05beb7c48839ed6cf8c6de4
- SSDEEP 49152:MTGkQy56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtS0rQMYOF:MKkVkOhCXHHFZMjHfUKkVWsM0r1F
- TLSH T11CC59F31B7818036D1B7427186FA47BBA5297C211715A5CF73C87A2A1FB36D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4740 41187608 - 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 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe Destination IP 2 223.5.5.5 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe Destination IP 21 114.114.114.114 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe Destination IP 22 223.5.5.5 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 41187608 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 41187608 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 41187608 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 41187608 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 41187608 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 41187608 File created C:\Windows\SysWOW64\41187608 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 41187608 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 41187608 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 41187608 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 41187608 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 41187608 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 41187608 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 41187608 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 41187608 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 41187608 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 41187608 -
resource yara_rule behavioral2/memory/3700-0-0x0000000000110000-0x0000000000199000-memory.dmp upx behavioral2/files/0x000c000000019cc9-2.dat upx behavioral2/memory/4740-4-0x00000000002B0000-0x0000000000339000-memory.dmp upx behavioral2/memory/3700-15-0x0000000000110000-0x0000000000199000-memory.dmp upx behavioral2/memory/4740-17-0x00000000002B0000-0x0000000000339000-memory.dmp upx behavioral2/memory/3700-41-0x0000000000110000-0x0000000000199000-memory.dmp upx behavioral2/memory/4740-42-0x00000000002B0000-0x0000000000339000-memory.dmp upx behavioral2/memory/4740-47-0x00000000002B0000-0x0000000000339000-memory.dmp upx behavioral2/memory/3700-54-0x0000000000110000-0x0000000000199000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\512688 41187608 File opened for modification C:\Windows\3f5868 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.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 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 41187608 - 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\History\CachePrefix = "Visited:" 41187608 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 41187608 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 41187608 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 41187608 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 41187608 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 41187608 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 41187608 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 41187608 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 41187608 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4740 41187608 4740 41187608 4740 41187608 4740 41187608 4740 41187608 4740 41187608 4740 41187608 4740 41187608 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe Token: SeTcbPrivilege 3700 3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe Token: SeDebugPrivilege 4740 41187608 Token: SeTcbPrivilege 4740 41187608
Processes
-
C:\Users\Admin\AppData\Local\Temp\3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.exe"C:\Users\Admin\AppData\Local\Temp\3cb61dd6b2ad68858828a393d3d1c684a99466d6e26500f8af4a3526b53be388.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:3700
-
C:\Windows\Syswow64\41187608C:\Windows\Syswow64\411876081⤵
- 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:4740
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\41187608
- Size 2.6MB
- SHA256 ffd522263973127e24ef9aa01247573508c5a9cc1fa4af3a4281f737806c7e7b
- MD5 bc2332a5ca3b220073d5ff08e6850227
- SHA1 f368029fe81b39193a1f7209e9026fa7ccc2f12c
- SHA512 4151e95424a7f8827d0f94b2fe8c7ff23339d8331347bbe62157f00ad0e06715b88caff80a2acf2946a57e1251aec49f8c865f46b68de077b6efcdd8bf1801ff
- SSDEEP 49152:LTGkQy56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtS0rQMYOF:LKkVkOhCXHHFZMjHfUKkVWsM0r1F
- TLSH T1D6C59F31B7818036D1B7427186FA47BBA5297C211715A5CF73C87A2A1FB36D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH