Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/08/2026, 21:35
Behavioral task
behavioral1
Sample
51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe
- Size 576KB
- Sample260807-1fpj9stfpc
- SHA256 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2
- MD5 43d07866d904fbd1d31194396cced44e
- SHA1 dd6d9a99bbd17e98d2a1fac89b4218b7e524ac79
- SHA512 949597d9063723385cd2792b98286f5a33b23a090a9dfb9c9376c7a0a013b6f1d91819dd56825be6947b685292be2ea36538a860e3b1fc6cc8df9de0bacb491d
- SSDEEP 12288:xqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:xjHPOSOkx2LFscUQPK
- TLSH T1EFC47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3548 ebb591d7 - 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 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe Destination IP 4 223.5.5.5 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe Destination IP 19 114.114.114.114 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe Destination IP 20 223.5.5.5 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ebb591d7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ebb591d7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content ebb591d7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ebb591d7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C ebb591d7 File created C:\Windows\SysWOW64\ebb591d7 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ebb591d7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ebb591d7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ebb591d7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ebb591d7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ebb591d7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ebb591d7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C ebb591d7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ebb591d7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ebb591d7 -
resource yara_rule behavioral2/memory/2884-0-0x0000000000B00000-0x0000000000B89000-memory.dmp upx behavioral2/files/0x000e000000019ca9-2.dat upx behavioral2/memory/3548-4-0x0000000000F40000-0x0000000000FC9000-memory.dmp upx behavioral2/memory/2884-13-0x0000000000B00000-0x0000000000B89000-memory.dmp upx behavioral2/memory/3548-15-0x0000000000F40000-0x0000000000FC9000-memory.dmp upx behavioral2/memory/3548-22-0x0000000000F40000-0x0000000000FC9000-memory.dmp upx behavioral2/memory/2884-39-0x0000000000B00000-0x0000000000B89000-memory.dmp upx behavioral2/memory/3548-40-0x0000000000F40000-0x0000000000FC9000-memory.dmp upx behavioral2/memory/2884-43-0x0000000000B00000-0x0000000000B89000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3cbe38 ebb591d7 File opened for modification C:\Windows\316008 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.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 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ebb591d7 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ebb591d7 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ebb591d7 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ebb591d7 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ebb591d7 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ebb591d7 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ebb591d7 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ebb591d7 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ebb591d7 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ebb591d7 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3548 ebb591d7 3548 ebb591d7 3548 ebb591d7 3548 ebb591d7 3548 ebb591d7 3548 ebb591d7 3548 ebb591d7 3548 ebb591d7 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe Token: SeTcbPrivilege 2884 51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe Token: SeDebugPrivilege 3548 ebb591d7 Token: SeTcbPrivilege 3548 ebb591d7
Processes
-
C:\Users\Admin\AppData\Local\Temp\51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.exe"C:\Users\Admin\AppData\Local\Temp\51353825334e3017e02799b38c530b81687de415341ecb977628d8844531e6e2.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:2884
-
C:\Windows\Syswow64\ebb591d7C:\Windows\Syswow64\ebb591d71⤵
- 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:3548
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\ebb591d7
- Size 576KB
- SHA256 5c7d5e6a01fc6bc4233084be1ae5b8babe65ff048c6f443d35b31b0421637e9f
- MD5 d3cbab3240b92fafddf581adec6a7651
- SHA1 f0751620cf245744047ad0d0f1d7c71d141971ed
- SHA512 1cc397ee26ee742dfbaf82aad17d91f5d78659a998ebf8c84d825028611cfdaf76d07163fd8cdccd4b9293ff6a8e530f4446781aeec8315effb1d2e20d034cae
- SSDEEP 12288:vqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:vjHPOSOkx2LFscUQPK
- TLSH T123C47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH