Analysis
- max time kernel
149s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/10/2026, 16:49
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
tachyon-installer-windows-amd64.exe
Resource
win10v2004-20260911-en
5 signatures
150 seconds
General
- Target tachyon-installer-windows-amd64.exe
- Size 9.4MB
- Sample261027-vb54kaew8s
- SHA256 25d70947a8bb0a8ad33a59c3adec2c145ff78e462aa5febc522633f3c2cdd34c
- MD5 78cd56dea3325c6681169f6f67664be7
- SHA1 7bde5c33594cb8aa2b600f5da8f80fd66d3379db
- SHA512 7b1fcec7eb2b653d97eac4b8ff6a5be5ff5115c9623156f8cfefb54f53b3ac8099a09c490fa769b774c0e7f4172fd2559d856c701369eb43544f9a4c4e604fa1
- SSDEEP 98304:I5n9Z8dO6pmlHclOnopzjAQygzqmr0xkAD8NdVEd:IfZUml8lOmygumr0x5mdmd
- TLSH T152A62947EDA555E8C0AAD63489669263BF717C481B3223D32BA0F7242F77BD0AD79310
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
-
pid Process 4236 powershell.exe - 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 tachyon-installer-windows-amd64.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain tachyon-installer-windows-amd64.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4236 powershell.exe 4236 powershell.exe - Suspicious use of AdjustPrivilegeToken 22 IoCs
description pid Process Token: SeDebugPrivilege 4236 powershell.exe Token: SeIncreaseQuotaPrivilege 4236 powershell.exe Token: SeSecurityPrivilege 4236 powershell.exe Token: SeTakeOwnershipPrivilege 4236 powershell.exe Token: SeLoadDriverPrivilege 4236 powershell.exe Token: SeSystemProfilePrivilege 4236 powershell.exe Token: SeSystemtimePrivilege 4236 powershell.exe Token: SeProfSingleProcessPrivilege 4236 powershell.exe Token: SeIncBasePriorityPrivilege 4236 powershell.exe Token: SeCreatePagefilePrivilege 4236 powershell.exe Token: SeBackupPrivilege 4236 powershell.exe Token: SeRestorePrivilege 4236 powershell.exe Token: SeShutdownPrivilege 4236 powershell.exe Token: SeDebugPrivilege 4236 powershell.exe Token: SeSystemEnvironmentPrivilege 4236 powershell.exe Token: SeRemoteShutdownPrivilege 4236 powershell.exe Token: SeUndockPrivilege 4236 powershell.exe Token: SeManageVolumePrivilege 4236 powershell.exe Token: 33 4236 powershell.exe Token: 34 4236 powershell.exe Token: 35 4236 powershell.exe Token: 36 4236 powershell.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4552 wrote to memory of 4236 4552 tachyon-installer-windows-amd64.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\tachyon-installer-windows-amd64.exe"C:\Users\Admin\AppData\Local\Temp\tachyon-installer-windows-amd64.exe"1⤵
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of WriteProcessMemory
PID:4552 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -NoProfile -Command "Get-NetRoute -DestinationPrefix '0.0.0.0/0' | Select-Object -ExpandProperty NextHop -First 1"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4236
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lnz4fstu.if2.psm1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH