Analysis
- max time kernel
150s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 19:18
Static task
static1
Behavioral task
behavioral1
Sample
25a3b3bc5096d37bdf34466c28f5d04021cefe6a75d0bc3b8895f6c15a132b91.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
25a3b3bc5096d37bdf34466c28f5d04021cefe6a75d0bc3b8895f6c15a132b91.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
Skrifttegns143.ps1
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
Skrifttegns143.ps1
Resource
win11ltsc2024-20260709-en
General
- Target 25a3b3bc5096d37bdf34466c28f5d04021cefe6a75d0bc3b8895f6c15a132b91.exe
- Size 912KB
- Sample260810-x1bblafq2x
- SHA256 25a3b3bc5096d37bdf34466c28f5d04021cefe6a75d0bc3b8895f6c15a132b91
- MD5 64d8ccfe4ccdb54652534bb0bb674594
- SHA1 e9e27d2718a978f78fc8c8b9384e92c26e2793d7
- SHA512 a0b3e3ed455f312945ff668d41f5281d3ab79832f20a8949673b6a013a8254e3fd41ad7a88ae9975ec9b5ec67534e391fa252c724f6a0ee3cca3069b60e3869c
- SSDEEP 24576:BNY8Vh5RY5yiJwby3CGvRqJDVS+0oyQjVYst418t+J6:vYgxYAi9C6qJD8+0oyKYsy1K+J6
- TLSH T1F7152344A264CAD3E65202320D3795B671F32C7A0D53E66F63A83A6E7F71322821F7D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Badlisted process makes network request 8 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 10 1156 msiexec.exe 13 1156 msiexec.exe 14 1156 msiexec.exe 15 1156 msiexec.exe 16 1156 msiexec.exe 18 1156 msiexec.exe 19 1156 msiexec.exe 21 1156 msiexec.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4228 powershell.exe 1156 msiexec.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 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 25a3b3bc5096d37bdf34466c28f5d04021cefe6a75d0bc3b8895f6c15a132b91.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msiexec.exe - Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 4228 powershell.exe 4228 powershell.exe 4228 powershell.exe 4228 powershell.exe 4228 powershell.exe 4228 powershell.exe 4228 powershell.exe 4228 powershell.exe 4228 powershell.exe 4228 powershell.exe - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4228 powershell.exe - Suspicious use of AdjustPrivilegeToken 22 IoCs
description pid Process Token: SeDebugPrivilege 4228 powershell.exe Token: SeIncreaseQuotaPrivilege 4228 powershell.exe Token: SeSecurityPrivilege 4228 powershell.exe Token: SeTakeOwnershipPrivilege 4228 powershell.exe Token: SeLoadDriverPrivilege 4228 powershell.exe Token: SeSystemProfilePrivilege 4228 powershell.exe Token: SeSystemtimePrivilege 4228 powershell.exe Token: SeProfSingleProcessPrivilege 4228 powershell.exe Token: SeIncBasePriorityPrivilege 4228 powershell.exe Token: SeCreatePagefilePrivilege 4228 powershell.exe Token: SeBackupPrivilege 4228 powershell.exe Token: SeRestorePrivilege 4228 powershell.exe Token: SeShutdownPrivilege 4228 powershell.exe Token: SeDebugPrivilege 4228 powershell.exe Token: SeSystemEnvironmentPrivilege 4228 powershell.exe Token: SeRemoteShutdownPrivilege 4228 powershell.exe Token: SeUndockPrivilege 4228 powershell.exe Token: SeManageVolumePrivilege 4228 powershell.exe Token: 33 4228 powershell.exe Token: 34 4228 powershell.exe Token: 35 4228 powershell.exe Token: 36 4228 powershell.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1156 msiexec.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4980 wrote to memory of 4228 4980 25a3b3bc5096d37bdf34466c28f5d04021cefe6a75d0bc3b8895f6c15a132b91.exe 90 PID 4228 wrote to memory of 1156 4228 powershell.exe 94 PID 4228 wrote to memory of 1156 4228 powershell.exe 94
Processes
-
C:\Users\Admin\AppData\Local\Temp\25a3b3bc5096d37bdf34466c28f5d04021cefe6a75d0bc3b8895f6c15a132b91.exe"C:\Users\Admin\AppData\Local\Temp\25a3b3bc5096d37bdf34466c28f5d04021cefe6a75d0bc3b8895f6c15a132b91.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4980 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "$hypercarbia=GC -raw 'C:\Users\Admin\AppData\Local\uncrowded\premierjus\Skrifttegns143.Akv';$Tryknaptelefons=$hypercarbia.SubString(52669,3); .$Tryknaptelefons($hypercarbia)"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4228 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\SysWOW64\msiexec.exe"3⤵
- Badlisted process makes network request
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:1156
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\uncrowded\premierjus\Overhanding.Sju
- Size 346KB
- SHA256 7537e915643531ddbb93c37c2a276191daac26cfc48b232d25869e72bad2051b
- MD5 4d94fc7f2643deb82e48a37fd810ad2f
- SHA1 1db8285c714d18716f5736c7d9b3c47f50e37c4d
- SHA512 147cb1f1a6e55a330ca83f6df23accf3b801223fb48536be1b303bbed13f446402f786fb78ad02252013d5391cd6f55ced563f68dd7dc6cbe136dea5262c59dc
- SSDEEP 6144:0VH32iwdRci8uStwWG1LTV8roehG2F8V0N4/Qpor4/xmtFrZ8OVDRebPbpdXlR0t:SHmiwHci0m11yn8V0NZn/xUZNVDWHXnk
- TLSH T156740190F9033CD6C667363091F34969EC490FDE94620E76E85E82B4E98DC407AD3AE7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\uncrowded\premierjus\Skrifttegns143.Akv
- Size 52KB
- SHA256 0e2052647e5ab82c8df387691bb6871294de498cb89a88ce1d5b42f02a49289a
- MD5 54c4074308e154f1761dc555393630a9
- SHA1 904035ca80dedd2279d2c0cffa589ba6b40eeae6
- SHA512 fe04f1280f1e7f03b85fbbc920c3d1a0eb51e93fd3108a61cf9f40541be79dece894cf3426819edb226ecc9d9bd11314201b28e0eb94dc4e89c9572e03cd4b1f
- SSDEEP 1536:PssAOVW4ztFPvU0lhd0eprQvpYHgH8dPvm:P6QW4ztFPvT3d0epr6uH68dnm
- TLSH T10433FDB22E5B5BD3223F299091012FAD7D3401DBC2F83B58F414B67C25A1B37A6BD964
- MD5 SHA1 SHA512 SSDEEP TLSH