Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
21/07/2026, 19:17
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe
- Size 896KB
- Sample260721-xzgrzstamd
- SHA256 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6
- MD5 f47cccab1220150660acc751e5bfa36b
- SHA1 c73add255f95acdb31fa2e7ebdb8b29da0a3222c
- SHA512 9183c26dafc30dff97fcf039f253a6cd1e2b8e776445e3f120809aab93b6f301c27b84c3cb5302c9f9cbc71c86c3b62380388db097bd81e4a312ce1de4e483af
- SSDEEP 12288:qSvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/Lik8CQ3uEuYyybAsLAk1:xvO2xJKRI2FOkx2LFEvcUQPxu6Es8k1
- TLSH T1AC157C31E641C03AD4A7457686BA0BBFA5787D22131565C7E3D43E662FB32D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4744 cff0b28b - Unexpected DNS network traffic destination 18 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 377 223.5.5.5 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 162 114.114.114.114 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 164 223.5.5.5 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 235 114.114.114.114 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 293 223.5.5.5 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 323 223.5.5.5 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 40 114.114.114.114 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 236 223.5.5.5 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 322 114.114.114.114 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 1 114.114.114.114 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 100 114.114.114.114 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 3 223.5.5.5 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 41 223.5.5.5 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 95 114.114.114.114 4744 cff0b28b Destination IP 96 223.5.5.5 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 101 223.5.5.5 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 292 114.114.114.114 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Destination IP 376 114.114.114.114 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cff0b28b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 cff0b28b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft cff0b28b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData cff0b28b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cff0b28b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content cff0b28b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cff0b28b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cff0b28b File created C:\Windows\SysWOW64\cff0b28b c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 cff0b28b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE cff0b28b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies cff0b28b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache cff0b28b - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\513810 cff0b28b File opened for modification C:\Windows\31a628 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.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 cff0b28b Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe - 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\History\CachePrefix = "Visited:" cff0b28b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" cff0b28b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" cff0b28b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" cff0b28b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing cff0b28b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix cff0b28b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" cff0b28b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ cff0b28b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" cff0b28b - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4744 cff0b28b 4744 cff0b28b 4744 cff0b28b 4744 cff0b28b 4744 cff0b28b 4744 cff0b28b 4744 cff0b28b 4744 cff0b28b 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Token: SeTcbPrivilege 2900 c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe Token: SeDebugPrivilege 4744 cff0b28b Token: SeTcbPrivilege 4744 cff0b28b
Processes
-
C:\Users\Admin\AppData\Local\Temp\c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.exe"C:\Users\Admin\AppData\Local\Temp\c53b6a90915ad4902c509625784b8c2663b08b53bdf55eb3a9ee92c1dee061a6.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:2900
-
C:\Windows\Syswow64\cff0b28bC:\Windows\Syswow64\cff0b28b1⤵
- 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:4744
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\cff0b28b
- Size 896KB
- SHA256 07dba0df81fddae61ee893aff18e73a422b22f8b4cd2748e8d365a2d9ff444c2
- MD5 7e1c57474b1f3b6d19125791241953e7
- SHA1 37862f2745d9816eea32e963b72f146d15f2e81b
- SHA512 8a48dce1a76e8f6818bb6e772c7a3a5dc589a5531889ba0d1322959e8cf3c9f62ab76199165c259546f56f37632b28d2e1eb81d18cc0125776bd188f9d61ab95
- SSDEEP 12288:9SvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/Lik8CQ3uEuYyybAsLAk1:cvO2xJKRI2FOkx2LFEvcUQPxu6Es8k1
- TLSH T11C157C31E641C03AD4A7457686BA0BBFA5787D22131565C7E3D43E662FB32D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH