Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/09/2026, 23:25
Behavioral task
behavioral1
Sample
c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe
- Size 525KB
- Sample260920-3eckesfp7w
- SHA256 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942
- MD5 c24b77a3f67561213152e354d041f9e4
- SHA1 0519aa9c266e8d5af65fad601a2b504be0e9918d
- SHA512 a0c28d9565d2a0f2c481c828e4aaf7e9872d002593ef9180f2d6e6b0932a8185f8984e65355ed9316aa48439fb897aa12fb0f3103627fbd436b3c7af52c6b2f5
- SSDEEP 6144:UcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:USvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T110B47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1392 65c5d610 - 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 2 223.5.5.5 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe Destination IP 40 114.114.114.114 1392 65c5d610 Destination IP 41 223.5.5.5 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe Destination IP 72 114.114.114.114 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe Destination IP 73 223.5.5.5 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe Destination IP 1 114.114.114.114 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 65c5d610 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 65c5d610 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 65c5d610 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 65c5d610 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 65c5d610 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 65c5d610 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 65c5d610 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 65c5d610 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 65c5d610 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 65c5d610 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 65c5d610 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 65c5d610 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 65c5d610 File created C:\Windows\SysWOW64\65c5d610 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 65c5d610 -
resource yara_rule behavioral2/memory/1984-0-0x00000000000F0000-0x000000000017C000-memory.dmp upx behavioral2/files/0x001c00000000696b-2.dat upx behavioral2/memory/1392-3-0x0000000000460000-0x00000000004EC000-memory.dmp upx behavioral2/memory/1984-18-0x00000000000F0000-0x000000000017C000-memory.dmp upx behavioral2/memory/1392-19-0x0000000000460000-0x00000000004EC000-memory.dmp upx behavioral2/memory/1392-39-0x0000000000460000-0x00000000004EC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\21f780 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe File opened for modification C:\Windows\17d4e0 65c5d610 - 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 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 65c5d610 - 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 65c5d610 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 65c5d610 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 65c5d610 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 65c5d610 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 65c5d610 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 65c5d610 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 65c5d610 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 65c5d610 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 65c5d610 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1392 65c5d610 1392 65c5d610 1392 65c5d610 1392 65c5d610 1392 65c5d610 1392 65c5d610 1392 65c5d610 1392 65c5d610 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe Token: SeTcbPrivilege 1984 c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe Token: SeDebugPrivilege 1392 65c5d610 Token: SeTcbPrivilege 1392 65c5d610
Processes
-
C:\Users\Admin\AppData\Local\Temp\c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.exe"C:\Users\Admin\AppData\Local\Temp\c5a9defb9c2d735e615358fcaf1bf825a8055b71e20d37e0b9d53f410b058942.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:1984
-
C:\Windows\Syswow64\65c5d610C:\Windows\Syswow64\65c5d6101⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:1392
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:2284
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\65c5d610
- Size 525KB
- SHA256 c3d7b6950ee185987b275ef59dbba0362f42cfe96cd96b4d7729911c1f0c7d7d
- MD5 a4901d14477453d1c1503c63e978ad27
- SHA1 41b4bc9ea8c102ed98f1ebe2b7e46db0ee1412b2
- SHA512 4823b3fa85026ac48d3c3c349e2cb3c3ede307cd304be991491300e2cfc325b40b8054d3a64dc77084f2652f0d1979b01913a250166fec2de9d68cd1c628cd72
- SSDEEP 6144:UcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:USvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T11FB47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH