Analysis
- max time kernel
150s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/11/2026, 08:47
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
7ea63f0a9c27e5b8d51a06133028c29a8616b32ad8ffa6fc5a524090b99988c1.exe
Resource
win10v2004-20260911-en
8 signatures
150 seconds
General
- Target 7ea63f0a9c27e5b8d51a06133028c29a8616b32ad8ffa6fc5a524090b99988c1.exe
- Size 4.5MB
- Sample261102-kpv6eaef26
- SHA256 7ea63f0a9c27e5b8d51a06133028c29a8616b32ad8ffa6fc5a524090b99988c1
- MD5 6d78214f1a731b619ffb2f03e6dfe6d9
- SHA1 43f063729e181ee2d36fd8c1f174ec09585d6364
- SHA512 8d0ff6927225dcb364827723d566879109c9bd15fadc187658ad7b50d31bab6b7e6524e8bd44687ef879caacd4c2caaf87248346b4304192b552732f48fe7486
- SSDEEP 98304:IoyePpifRKFGO5dfwKlIpg7YOYXPaE7BBhQ4uYAjtwU8JMS:XFT5dfnlIGNYn7BBG4YwHH
- TLSH T1FA266BCCE5CAD2B79A071125257AB31FF1B67B280F8449FBE3DA0A4C97B5BD80471261
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4608 ZillberReleyHost.exe 1100 ZillberReleyHost.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname ZillberReleyHost.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain ZillberReleyHost.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 7ea63f0a9c27e5b8d51a06133028c29a8616b32ad8ffa6fc5a524090b99988c1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ZillberReleyHost.exe - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4608 ZillberReleyHost.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe 4608 ZillberReleyHost.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4608 ZillberReleyHost.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4608 wrote to memory of 1100 4608 ZillberReleyHost.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\7ea63f0a9c27e5b8d51a06133028c29a8616b32ad8ffa6fc5a524090b99988c1.exe"C:\Users\Admin\AppData\Local\Temp\7ea63f0a9c27e5b8d51a06133028c29a8616b32ad8ffa6fc5a524090b99988c1.exe"1⤵
- System Location Discovery: System Language Discovery
PID:5508
-
C:\ProgramData\Windows Defender\3cc1b69100720fbd\ZillberReleyHost.exe"C:\ProgramData\Windows Defender\3cc1b69100720fbd\ZillberReleyHost.exe" /c1⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4608 -
C:\ProgramData\Windows Defender\3cc1b69100720fbd\ZillberReleyHost.exe"C:\ProgramData\Windows Defender\3cc1b69100720fbd\ZillberReleyHost.exe" --monitor 4608 /c2⤵
- Executes dropped EXE
PID:1100
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\ProgramData\Windows Defender\3cc1b69100720fbd\ZillberReleyHost.exe
- Size 100.0MB
- SHA256 00e887264b9d4df9de8a4eff4408da606fbddbfb30c289103c4c3aa248468f48
- MD5 7156e3c9fa03a509827cafea2035af08
- SHA1 1d0bf58a6544f02ff4df19411124f6554734b089
- SHA512 5a04637731b2db148bc1df8e1f1acdc52df3644349060c71b026054408012088a11434b0924cab00e77856de418fd3746d8a4df62a6725922b864c2c18d7aaa4
- SSDEEP 3145728:Rfg66D6+WxUWdAkNtQBHSP9Coux4b6Zy+h:Rfg56+WnLNtrCo+
- TLSH T1483833CCE4DBC2B79A0711292576B31FF1BA7A180F9448FBE3DA0A4CA7B5BD44476121
- MD5 SHA1 SHA512 SSDEEP TLSH