Analysis
- max time kernel
149s - max time network
152s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
21/04/2026, 09:14
Behavioral task
behavioral1
Sample
d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe
Resource
win10v2004-20260130-en
9 signatures
150 seconds
General
- Target d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe
- Size 832KB
- Sample260421-k7prcaex5z
- SHA256 d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c
- MD5 73c56aaa0144adfa682dfbcc6847a83e
- SHA1 665fa2a0ed2b75c1013013eae36fdb3c1a15d6db
- SHA512 d83a7f4cdcb293a2b4ebc60483628f11b5fccd4fe640ab25987bca828deb571bf00be4a6a89377f1004b814faffa1b0e57cb9a85ad9dabebdcb2612fbbad0f1b
- SSDEEP 12288:DqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEuZ9oawhtyybAsLAkQ:DjHPOSOkx2LFscUQPxuZ98Es8kQ
- TLSH T183059D21E202C13AD49701B2C6BE0BAFA5687D15432561C7E3D87D6A2FB61D2BE3171F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3612 9936a6ac - 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 3660 d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe Destination IP 2 223.5.5.5 3660 d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe Destination IP 10 114.114.114.114 3660 d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe Destination IP 11 223.5.5.5 3660 d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\9936a6ac d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 9936a6ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9936a6ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 9936a6ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 9936a6ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9936a6ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 9936a6ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 9936a6ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 9936a6ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 9936a6ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 9936a6ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9936a6ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9936a6ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 9936a6ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 9936a6ac -
resource yara_rule behavioral2/memory/3660-0-0x0000000000F60000-0x0000000000FE9000-memory.dmp upx behavioral2/files/0x000700000002a790-2.dat upx behavioral2/memory/3612-3-0x0000000000A40000-0x0000000000AC9000-memory.dmp upx behavioral2/memory/3660-15-0x0000000000F60000-0x0000000000FE9000-memory.dmp upx behavioral2/memory/3612-17-0x0000000000A40000-0x0000000000AC9000-memory.dmp upx behavioral2/memory/3660-39-0x0000000000F60000-0x0000000000FE9000-memory.dmp upx behavioral2/memory/3612-41-0x0000000000A40000-0x0000000000AC9000-memory.dmp upx behavioral2/memory/3660-59-0x0000000000F60000-0x0000000000FE9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3dd6b8 9936a6ac File opened for modification C:\Windows\3ea918 d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.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 d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9936a6ac - 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:" 9936a6ac Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 9936a6ac Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 9936a6ac Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 9936a6ac Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 9936a6ac Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 9936a6ac Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 9936a6ac Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 9936a6ac Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 9936a6ac - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3612 9936a6ac 3612 9936a6ac 3612 9936a6ac 3612 9936a6ac 3612 9936a6ac 3612 9936a6ac 3612 9936a6ac 3612 9936a6ac 3660 d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe 3660 d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe 3660 d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe 3660 d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe 3660 d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe 3660 d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3660 d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe Token: SeTcbPrivilege 3660 d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe Token: SeDebugPrivilege 3612 9936a6ac Token: SeTcbPrivilege 3612 9936a6ac
Processes
-
C:\Users\Admin\AppData\Local\Temp\d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.exe"C:\Users\Admin\AppData\Local\Temp\d1d565074b80d5b0134223c4b19695120dcb9707dca1809cbfae39a3dae3cf8c.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:3660
-
C:\Windows\Syswow64\9936a6acC:\Windows\Syswow64\9936a6ac1⤵
- 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:3612
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\9936a6ac
- Size 832KB
- SHA256 0efbccdd14c5057c522ee8c168e16839f05b811d6ebaed4222780e89caa0a169
- MD5 680a5b00ec0f857e42a67403cbb96c58
- SHA1 122555f0d7563daa649bad2ce1409cb971d3f700
- SHA512 72000b10b7f284f41b50a1fa99e799ca3fe3ef4040deda0a5b688305241ab33735a69aca6d76cf626451fb315d755c97d62d9556ba6eb78e0c6b5cdc146fbdbc
- SSDEEP 12288:BqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEuZ9oawhtyybAsLAkQ:BjHPOSOkx2LFscUQPxuZ98Es8kQ
- TLSH T16C059D21E202C13AD49701B2C6BE0BAFA5687D15432561C7E3D87D6A2FB61D2BE3171F
- MD5 SHA1 SHA512 SSDEEP TLSH