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
02/08/2026, 04:01
Behavioral task
behavioral1
Sample
8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe
- Size 525KB
- Sample260802-elfnnasye1
- SHA256 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a
- MD5 13c2133de1094960c713d93890f64f79
- SHA1 ce4374ea33b966429a58255aaef8663afeac1b22
- SHA512 4dbe53ce9d2372de601ae5b565741ad847cd1b39acba3f24fcd2935a973efffbbce474394c207b16db6f6971540e089bc3f6822d2bc29c32b43b9415414a2947
- SSDEEP 6144:VcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:VSvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T1A1B47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3384 53fad3f6 - 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 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe Destination IP 4 223.5.5.5 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe Destination IP 18 114.114.114.114 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe Destination IP 19 223.5.5.5 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 53fad3f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 53fad3f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 53fad3f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 53fad3f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 53fad3f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 53fad3f6 File created C:\Windows\SysWOW64\53fad3f6 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 53fad3f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 53fad3f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 53fad3f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 53fad3f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 53fad3f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 53fad3f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 53fad3f6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 53fad3f6 -
resource yara_rule behavioral2/memory/3632-0-0x00000000001B0000-0x000000000023C000-memory.dmp upx behavioral2/files/0x000800000001b1d0-2.dat upx behavioral2/memory/3384-3-0x0000000000E10000-0x0000000000E9C000-memory.dmp upx behavioral2/memory/3632-10-0x00000000001B0000-0x000000000023C000-memory.dmp upx behavioral2/memory/3384-11-0x0000000000E10000-0x0000000000E9C000-memory.dmp upx behavioral2/memory/3384-36-0x0000000000E10000-0x0000000000E9C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\39ef70 53fad3f6 File opened for modification C:\Windows\3e2e60 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.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 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 53fad3f6 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 53fad3f6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 53fad3f6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 53fad3f6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 53fad3f6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 53fad3f6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 53fad3f6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 53fad3f6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 53fad3f6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 53fad3f6 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 53fad3f6 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 53fad3f6 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3384 53fad3f6 3384 53fad3f6 3384 53fad3f6 3384 53fad3f6 3384 53fad3f6 3384 53fad3f6 3384 53fad3f6 3384 53fad3f6 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe Token: SeTcbPrivilege 3632 8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe Token: SeDebugPrivilege 3384 53fad3f6 Token: SeTcbPrivilege 3384 53fad3f6
Processes
-
C:\Users\Admin\AppData\Local\Temp\8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.exe"C:\Users\Admin\AppData\Local\Temp\8852de8e6fa91796e070265997e511443ccba26cc42cd3dec7c9403c093d0d9a.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:3632
-
C:\Windows\Syswow64\53fad3f6C:\Windows\Syswow64\53fad3f61⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3384
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\53fad3f6
- Size 525KB
- SHA256 4001334951f051b376fc24b6878b2fc8c5ddbfd7914158ce53cd5c0408e9c4d1
- MD5 2f1cd92f28e67c24ff96b143a8a8d5fc
- SHA1 091941da28d4017aa3741d80fba364c9688ead7a
- SHA512 15f2a90db5ee6313b080068358e23269ed1ce68414b25b49fce11166c8356b567dc361a391285abe651eae9388c3ba6bf84f310dfd747c90a9e8ce77d201c845
- SSDEEP 6144:0cTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:0SvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T1A6B47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH