Analysis
- max time kernel
149s - max time network
150s - 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, 04:31
Behavioral task
behavioral1
Sample
061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe
Resource
win11-20260513-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe
- Size 640KB
- Sample260529-e5cq4sc13w
- SHA256 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e
- MD5 18aa7ad67d48f53d5654b277e0473421
- SHA1 7a94b3420d92f4a75f643478eef30b311834d01d
- SHA512 f3a9ba0c576ab850f700f0becc06bf6d9e0e34e1d849aeec0e36ccd641fc2d5cf373375e883c5aae38f250f9bec2267ac7f680381fca4e071d489706f096dac4
- SSDEEP 6144:fcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:fSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T12ED45B35A6808036C0B74631C6F64BAAF9B5BC21631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1360 1aa2798 - 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 2 223.5.5.5 864 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe Destination IP 10 114.114.114.114 864 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe Destination IP 11 223.5.5.5 864 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe Destination IP 1 114.114.114.114 864 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1aa2798 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1aa2798 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1aa2798 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1aa2798 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1aa2798 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 1aa2798 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1aa2798 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1aa2798 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1aa2798 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 1aa2798 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1aa2798 File created C:\Windows\SysWOW64\1aa2798 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 1aa2798 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 1aa2798 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1aa2798 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1aa2798 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 1aa2798 -
resource yara_rule behavioral2/memory/864-0-0x0000000000700000-0x000000000078C000-memory.dmp upx behavioral2/files/0x002200000002b334-2.dat upx behavioral2/memory/1360-4-0x00000000009A0000-0x0000000000A2C000-memory.dmp upx behavioral2/memory/864-12-0x0000000000700000-0x000000000078C000-memory.dmp upx behavioral2/memory/1360-13-0x00000000009A0000-0x0000000000A2C000-memory.dmp upx behavioral2/memory/1360-34-0x00000000009A0000-0x0000000000A2C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\ecac0 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe File opened for modification C:\Windows\1748a0 1aa2798 - 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 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1aa2798 - 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 1aa2798 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1aa2798 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 1aa2798 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1aa2798 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1aa2798 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1aa2798 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1aa2798 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1aa2798 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1aa2798 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 1aa2798 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 1aa2798 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1360 1aa2798 1360 1aa2798 1360 1aa2798 1360 1aa2798 1360 1aa2798 1360 1aa2798 1360 1aa2798 1360 1aa2798 864 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe 864 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe 864 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe 864 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe 864 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe 864 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 864 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe Token: SeTcbPrivilege 864 061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe Token: SeDebugPrivilege 1360 1aa2798 Token: SeTcbPrivilege 1360 1aa2798
Processes
-
C:\Users\Admin\AppData\Local\Temp\061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.exe"C:\Users\Admin\AppData\Local\Temp\061a732621957962316ff7ef2b0f06689e2bd234afdbfe5799c00ac89b30bb0e.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:864
-
C:\Windows\Syswow64\1aa2798C:\Windows\Syswow64\1aa27981⤵
- 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:1360
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1aa2798
- Size 640KB
- SHA256 2dc6ad7f6281b821ae7757f7df1baec7f82c8d49fc955e48c57cdba36826cfd1
- MD5 21e7d3e4ac241580606f7dafc3f0b600
- SHA1 00424fa5e001d2cd00c706eba0b537c5ab1e2de4
- SHA512 44efd0bba3532365d20363eac0f61d1f05c94dc00f885a49dc0a6ed7edaf8b6bc8849fbbe41aa63420f4d4c2240bb32fa0336de1531fc911678aaae05c4fa85b
- SSDEEP 6144:UcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:USvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1E4D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH