Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
22/08/2026, 21:41
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
9 signatures
150 seconds
General
- Target 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe
- Size 1.7MB
- Sample260822-1jymcack8x
- SHA256 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf
- MD5 6b58045de5c1014169750c66c7baddc4
- SHA1 f1009f4436011e238763b255966a46030afbbb51
- SHA512 aa06cae9832c20ff3246827e50cffe8b752f3d3dcdc3427ff5fcee2e6dabb1af53c95e731c586541d20c5410bab206171c7370184af1f50d8151bea904f243c9
- SSDEEP 24576:TvO2xJKRI2FOkx2LFEWcUQPxuZ98Es8k3OH3C0rQ6+8pKJJFo3Q+qdCOKIbAI:THHKO29Qr5QZuTtS0rQMYOQ+q8CEI
- TLSH T13D858E21B351C036D4AB05758ABA47AE9578BC310B2551C7B3C47B7E6FB22D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1788 7630de8f - 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 54 223.5.5.5 1644 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe Destination IP 120 114.114.114.114 1644 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe Destination IP 121 223.5.5.5 1644 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe Destination IP 3 114.114.114.114 1644 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe Destination IP 6 223.5.5.5 1644 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe Destination IP 52 114.114.114.114 1644 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\7630de8f 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 7630de8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 7630de8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 7630de8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 7630de8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7630de8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7630de8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7630de8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 7630de8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 7630de8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 7630de8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 7630de8f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7630de8f - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1e9c78 7630de8f File opened for modification C:\Windows\1c2558 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.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 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7630de8f - 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 7630de8f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 7630de8f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 7630de8f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 7630de8f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 7630de8f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 7630de8f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 7630de8f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 7630de8f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 7630de8f - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1788 7630de8f 1788 7630de8f 1788 7630de8f 1788 7630de8f 1788 7630de8f 1788 7630de8f 1788 7630de8f 1788 7630de8f 1644 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe 1644 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe 1644 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe 1644 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe 1644 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe 1644 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1644 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe Token: SeTcbPrivilege 1644 03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe Token: SeDebugPrivilege 1788 7630de8f Token: SeTcbPrivilege 1788 7630de8f
Processes
-
C:\Users\Admin\AppData\Local\Temp\03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.exe"C:\Users\Admin\AppData\Local\Temp\03855ab4dfa9268a5092e91494ac3dabd55fae1e735fe2fa655fcb7fc9092acf.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:1644
-
C:\Windows\Syswow64\7630de8fC:\Windows\Syswow64\7630de8f1⤵
- 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:1788
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\7630de8f
- Size 1.7MB
- SHA256 c10ade6ca74fcb3457f22e9db35b4b758a7f30a1a8e951cbc184b8d80fd6ac35
- MD5 a0f243dfab3cf6466a7ebde829966a5f
- SHA1 7c28cd210ea787756c3459215ccd0e1712ecd3d9
- SHA512 bffa83b7c320dd84c7c543e4b8a0d871534a686f156903114adef1d280e5cf5363b405a015bb19606f118385e573650ef15ae3c1ef59713803a57ea09df83700
- SSDEEP 24576:LvO2xJKRI2FOkx2LFEWcUQPxuZ98Es8k3OH3C0rQ6+8pKJJFo3Q+qdCOKIbAI:LHHKO29Qr5QZuTtS0rQMYOQ+q8CEI
- TLSH T140858E21B351C036D4AB05758ABA47AE9578BC310B2551C7B3C47B7E6FB22D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH