Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
29/05/2026, 04:42
Behavioral task
behavioral1
Sample
d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe
- Size 576KB
- Sample260529-fb13aac19s
- SHA256 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9
- MD5 d7f36ae07f2a362db4ebaf2ed0fd0fde
- SHA1 b80ac6e2b1a6fb9dd494de71653654d6e5e0bef5
- SHA512 b5ec305426e180ac280c9a315930886c59cd393892ba6bb7445f254453f08dc67846ffc01072fe5a4845d5e0ff8ff16143e52f685c087033c9a284304261f44e
- SSDEEP 12288:vqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:vjHPOSOkx2LFscUQPK
- TLSH T1E3C47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4712 d98cb27e - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 70 223.5.5.5 2072 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe Destination IP 1 114.114.114.114 2072 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe Destination IP 2 223.5.5.5 2072 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe Destination IP 12 114.114.114.114 2072 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe Destination IP 15 223.5.5.5 2072 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe Destination IP 69 114.114.114.114 2072 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d98cb27e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content d98cb27e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d98cb27e File created C:\Windows\SysWOW64\d98cb27e d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 d98cb27e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft d98cb27e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache d98cb27e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d98cb27e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d98cb27e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE d98cb27e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData d98cb27e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d98cb27e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d98cb27e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 d98cb27e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies d98cb27e -
resource yara_rule behavioral2/memory/2072-0-0x0000000000B40000-0x0000000000BC9000-memory.dmp upx behavioral2/files/0x002300000002b1a9-2.dat upx behavioral2/memory/4712-4-0x0000000000E50000-0x0000000000ED9000-memory.dmp upx behavioral2/memory/2072-12-0x0000000000B40000-0x0000000000BC9000-memory.dmp upx behavioral2/memory/4712-14-0x0000000000E50000-0x0000000000ED9000-memory.dmp upx behavioral2/memory/2072-29-0x0000000000B40000-0x0000000000BC9000-memory.dmp upx behavioral2/memory/4712-30-0x0000000000E50000-0x0000000000ED9000-memory.dmp upx behavioral2/memory/4712-36-0x0000000000E50000-0x0000000000ED9000-memory.dmp upx behavioral2/memory/2072-40-0x0000000000B40000-0x0000000000BC9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\50abd0 d98cb27e File opened for modification C:\Windows\237930 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.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 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d98cb27e - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" d98cb27e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing d98cb27e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix d98cb27e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" d98cb27e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" d98cb27e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ d98cb27e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" d98cb27e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" d98cb27e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" d98cb27e - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4712 d98cb27e 4712 d98cb27e 4712 d98cb27e 4712 d98cb27e 4712 d98cb27e 4712 d98cb27e 4712 d98cb27e 4712 d98cb27e 2072 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe 2072 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe 2072 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe 2072 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe 2072 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe 2072 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2072 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe Token: SeTcbPrivilege 2072 d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe Token: SeDebugPrivilege 4712 d98cb27e Token: SeTcbPrivilege 4712 d98cb27e
Processes
-
C:\Users\Admin\AppData\Local\Temp\d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.exe"C:\Users\Admin\AppData\Local\Temp\d462feee1f418c61c5bd5812bdaf9c3499a9cfa8068891b4e839675efedf18b9.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:2072
-
C:\Windows\Syswow64\d98cb27eC:\Windows\Syswow64\d98cb27e1⤵
- 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:4712
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\d98cb27e
- Size 576KB
- SHA256 abb50f8fa77603d2c10ba3584cd5d2e0bb35df51800faa0fa8c396d63819dadb
- MD5 9aceddeaf5a863df13514b7d237a13a3
- SHA1 b1fdde5bd5d8ad522938cacc992250851c3d78fb
- SHA512 50331217b45a6241ede38126652066a2e489becd96dd59bc0ba8460ceb7eb4189d966f0c84c0256e50192ab4c5d99b0fe5e26271e8fd9ab3488a5c5983b5d370
- SSDEEP 12288:wqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:wjHPOSOkx2LFscUQPK
- TLSH T19AC47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH