Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
23/05/2026, 02:18
Static task
static1
Behavioral task
behavioral1
Sample
tmprb3k8u4s.js
Resource
win10ltsc2021-20260513-en
windows10-ltsc_2021-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
tmprb3k8u4s.js
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral3
Sample
tmprb3k8u4s.js
Resource
win11-20260513-en
windows11-21h2-x64
6 signatures
150 seconds
General
- Target tmprb3k8u4s.js
- Size 13.7MB
- Sample260523-crlezsdw3x
- SHA256 b41cc5bbc8e836c57260ebcf3d61e2790ec4b6d2fd10c367d94751d4c36cb8cc
- MD5 92e6cb8641e076331bd36d69dd7a8533
- SHA1 132ce2dfb397e170b89a987399ba1589d0ffe9e6
- SHA512 60a10c7f04691240081056dac1e8052450e7c85638f4ed9b53021f778c14a13dfbf7730924e9e4500f68a7800e26540cbe9046c21c9b1c052e039c19eeb38fc9
- SSDEEP 49152:YYRxr8uC0NjaCXoK5gYRxr8uC0NjaCXoK5f:m9g
- TLSH T1EDE6E15CD6B48CA309CA607259BE1902F57481DB8D183C2A7F9C097C8F9D92D16FE39E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
Malware Config
Signatures
- Badlisted process makes network request 3 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 81 2112 powershell.exe 82 2112 powershell.exe 86 2112 powershell.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Control Panel\International\Geo\Nation wscript.EXE - Command and Scripting Interpreter: JavaScript 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ powershell.exe Key created \REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ powershell.exe - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2112 powershell.exe 2112 powershell.exe 2112 powershell.exe 2112 powershell.exe 2112 powershell.exe 2112 powershell.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2112 powershell.exe Token: SeIncreaseQuotaPrivilege 2112 powershell.exe Token: SeSecurityPrivilege 2112 powershell.exe Token: SeTakeOwnershipPrivilege 2112 powershell.exe Token: SeLoadDriverPrivilege 2112 powershell.exe Token: SeSystemProfilePrivilege 2112 powershell.exe Token: SeSystemtimePrivilege 2112 powershell.exe Token: SeProfSingleProcessPrivilege 2112 powershell.exe Token: SeIncBasePriorityPrivilege 2112 powershell.exe Token: SeCreatePagefilePrivilege 2112 powershell.exe Token: SeBackupPrivilege 2112 powershell.exe Token: SeRestorePrivilege 2112 powershell.exe Token: SeShutdownPrivilege 2112 powershell.exe Token: SeDebugPrivilege 2112 powershell.exe Token: SeSystemEnvironmentPrivilege 2112 powershell.exe Token: SeRemoteShutdownPrivilege 2112 powershell.exe Token: SeUndockPrivilege 2112 powershell.exe Token: SeManageVolumePrivilege 2112 powershell.exe Token: 33 2112 powershell.exe Token: 34 2112 powershell.exe Token: 35 2112 powershell.exe Token: 36 2112 powershell.exe Token: SeIncreaseQuotaPrivilege 2112 powershell.exe Token: SeSecurityPrivilege 2112 powershell.exe Token: SeTakeOwnershipPrivilege 2112 powershell.exe Token: SeLoadDriverPrivilege 2112 powershell.exe Token: SeSystemProfilePrivilege 2112 powershell.exe Token: SeSystemtimePrivilege 2112 powershell.exe Token: SeProfSingleProcessPrivilege 2112 powershell.exe Token: SeIncBasePriorityPrivilege 2112 powershell.exe Token: SeCreatePagefilePrivilege 2112 powershell.exe Token: SeBackupPrivilege 2112 powershell.exe Token: SeRestorePrivilege 2112 powershell.exe Token: SeShutdownPrivilege 2112 powershell.exe Token: SeDebugPrivilege 2112 powershell.exe Token: SeSystemEnvironmentPrivilege 2112 powershell.exe Token: SeRemoteShutdownPrivilege 2112 powershell.exe Token: SeUndockPrivilege 2112 powershell.exe Token: SeManageVolumePrivilege 2112 powershell.exe Token: 33 2112 powershell.exe Token: 34 2112 powershell.exe Token: 35 2112 powershell.exe Token: 36 2112 powershell.exe Token: SeIncreaseQuotaPrivilege 2112 powershell.exe Token: SeSecurityPrivilege 2112 powershell.exe Token: SeTakeOwnershipPrivilege 2112 powershell.exe Token: SeLoadDriverPrivilege 2112 powershell.exe Token: SeSystemProfilePrivilege 2112 powershell.exe Token: SeSystemtimePrivilege 2112 powershell.exe Token: SeProfSingleProcessPrivilege 2112 powershell.exe Token: SeIncBasePriorityPrivilege 2112 powershell.exe Token: SeCreatePagefilePrivilege 2112 powershell.exe Token: SeBackupPrivilege 2112 powershell.exe Token: SeRestorePrivilege 2112 powershell.exe Token: SeShutdownPrivilege 2112 powershell.exe Token: SeDebugPrivilege 2112 powershell.exe Token: SeSystemEnvironmentPrivilege 2112 powershell.exe Token: SeRemoteShutdownPrivilege 2112 powershell.exe Token: SeUndockPrivilege 2112 powershell.exe Token: SeManageVolumePrivilege 2112 powershell.exe Token: 33 2112 powershell.exe Token: 34 2112 powershell.exe Token: 35 2112 powershell.exe Token: 36 2112 powershell.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1028 wrote to memory of 2972 1028 wscript.EXE 105 PID 2972 wrote to memory of 2112 2972 cscript.exe 113 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\tmprb3k8u4s.js1⤵PID:4488
-
C:\Windows\system32\wscript.exewscript1⤵PID:4296
-
C:\Windows\system32\wscript.EXEC:\Windows\system32\wscript.EXE OUTSOU~1.JS1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1028 -
C:\Windows\System32\cscript.exe"C:\Windows\System32\cscript.exe" "OUTSOU~1.JS"2⤵
- Suspicious use of WriteProcessMemory
PID:2972 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell3⤵
- Badlisted process makes network request
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2112
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nouvqc3t.tk2.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\ConvertFromRepair\OUTSOU~1.JS
- Size 41.1MB
- SHA256 69a63855902f9387a5174b45528e1c456b8007392e7f514197d32fa5ddd299de
- MD5 58b4a319ee39b25ce9eb5e5e8169c555
- SHA1 b8a5e1ca4960ec47c8dd2cbba51652c456b86e9f
- SHA512 2386d9611ca7676f29defd2a2ec4c7ac28efcecf9319155c1aacfd8cfce6084f4a16ee86fd36af185ad8b7f0ab7b0d41315cc8a49738bd6aed750cd2e0a96f8d
- SSDEEP 12288:uQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQl:y
- TLSH T142975AE6A5FFD13144EF712093215EBA8B25CAC891C55315ABB1EB053CE8E1C4B378A6
- MD5 SHA1 SHA512 SSDEEP TLSH