Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/09/2026, 03:52
Behavioral task
behavioral1
Sample
8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe
- Size 560KB
- Sample260908-efj4ws1eme
- SHA256 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5
- MD5 d3b88e09c621e941f0dbfe07a60d8eed
- SHA1 28a5c9b57bfbafc0d2efa2e60580d09304d84c15
- SHA512 7fd3d7ce21caa9613e14dbd98c69424399a14dbc7e6526325ba47d2a4e0b2ceefaf655e04b86e4bc2a2ad3a7bb3e4610bd91bca8082b72325293ba763fb1d777
- SSDEEP 6144:cWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:ckCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T125C47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3868 355cecc6 - 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 2 114.114.114.114 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe Destination IP 4 223.5.5.5 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe Destination IP 15 114.114.114.114 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe Destination IP 16 223.5.5.5 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.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 355cecc6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 355cecc6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 355cecc6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 355cecc6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 355cecc6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 355cecc6 File created C:\Windows\SysWOW64\355cecc6 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 355cecc6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 355cecc6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 355cecc6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 355cecc6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 355cecc6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 355cecc6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 355cecc6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 355cecc6 -
resource yara_rule behavioral2/memory/3448-0-0x0000000000710000-0x000000000079C000-memory.dmp upx behavioral2/files/0x000a000000019cb5-2.dat upx behavioral2/memory/3868-3-0x0000000000410000-0x000000000049C000-memory.dmp upx behavioral2/memory/3448-10-0x0000000000710000-0x000000000079C000-memory.dmp upx behavioral2/memory/3868-11-0x0000000000410000-0x000000000049C000-memory.dmp upx behavioral2/memory/3868-34-0x0000000000410000-0x000000000049C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4238b8 355cecc6 File opened for modification C:\Windows\3b07f0 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.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 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 355cecc6 - 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 355cecc6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 355cecc6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 355cecc6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 355cecc6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 355cecc6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 355cecc6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 355cecc6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 355cecc6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 355cecc6 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3868 355cecc6 3868 355cecc6 3868 355cecc6 3868 355cecc6 3868 355cecc6 3868 355cecc6 3868 355cecc6 3868 355cecc6 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe Token: SeTcbPrivilege 3448 8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe Token: SeDebugPrivilege 3868 355cecc6 Token: SeTcbPrivilege 3868 355cecc6
Processes
-
C:\Users\Admin\AppData\Local\Temp\8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.exe"C:\Users\Admin\AppData\Local\Temp\8506fe2345bf580d1bf6f1ef1f3d276d458e8a03d7cfbc517a22ca8a678ceab5.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:3448
-
C:\Windows\Syswow64\355cecc6C:\Windows\Syswow64\355cecc61⤵
- 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:3868
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\355cecc6
- Size 560KB
- SHA256 92ed7f5f003ddbcfba582cd62aec5e9f75741365f6ee2ba9b949cdbc36e9fe1c
- MD5 38cf827fa1dd90692a2c505e4d851228
- SHA1 c6ff883775da1fd1630c3030b835b6f69d5e00e9
- SHA512 ad13defdc74dbd6a9956fc32cb4f3c2ad041ed54e60392fd8c61d57f7bd97bbd9ce2ec126c31325b8fa4656c3b99c7c6d1040ba02d1fba714080f1ce85b9f71f
- SSDEEP 6144:SWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:SkCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T16AC47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH