Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
01-10-2024 01:15
Static task
static1
Behavioral task
behavioral1
Sample
unionoftaxationemployeescollectiveagreement31442.js
Resource
win7-20240729-en
windows7-x64
Behavioral task
behavioral2
Sample
unionoftaxationemployeescollectiveagreement31442.js
Resource
win10v2004-20240802-en
windows10-2004-x64
General
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Target
unionoftaxationemployeescollectiveagreement31442.js
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Size
9.0MB
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MD5
ebc47d7b05d2cb462f3366cd0a62d595
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SHA1
41b1b09e348e0cea83c9840cef8565fbc15e40e4
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SHA256
aa69518515803dc5f4126950d94443f0bc281a71b08441b704e2459f4f3f8511
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SHA512
ccceaa7db00f1ad820b2171cbfefbad0e554a9c211527e934f364bef84241fe1f021cbd5dd2ac9f652dc84419260789d169d291657d09c6a5e2420e075302d22
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SSDEEP
49152:BjF0tlPV9PjF0tlPV9PjF0tlPV9PjF0tlPV9PjF0tlPV9PjF0tlPV9PjF0tlPV9l:aPVWPVWPVWPVWPVWPVWPVD
Malware Config
Signatures
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GootLoader
JavaScript loader known for delivering other families such as Gootkit and Cobaltstrike.
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Blocklisted process makes network request 3 IoCs
flow pid Process 42 216 powershell.exe 49 216 powershell.exe 52 216 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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation wscript.EXE -
Command and Scripting Interpreter: JavaScript 1 TTPs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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-1-5-21-523280732-2327480845-3730041215-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ powershell.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 216 powershell.exe 216 powershell.exe 216 powershell.exe 216 powershell.exe 216 powershell.exe 216 powershell.exe 216 powershell.exe 216 powershell.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 216 powershell.exe Token: SeIncreaseQuotaPrivilege 216 powershell.exe Token: SeSecurityPrivilege 216 powershell.exe Token: SeTakeOwnershipPrivilege 216 powershell.exe Token: SeLoadDriverPrivilege 216 powershell.exe Token: SeSystemProfilePrivilege 216 powershell.exe Token: SeSystemtimePrivilege 216 powershell.exe Token: SeProfSingleProcessPrivilege 216 powershell.exe Token: SeIncBasePriorityPrivilege 216 powershell.exe Token: SeCreatePagefilePrivilege 216 powershell.exe Token: SeBackupPrivilege 216 powershell.exe Token: SeRestorePrivilege 216 powershell.exe Token: SeShutdownPrivilege 216 powershell.exe Token: SeDebugPrivilege 216 powershell.exe Token: SeSystemEnvironmentPrivilege 216 powershell.exe Token: SeRemoteShutdownPrivilege 216 powershell.exe Token: SeUndockPrivilege 216 powershell.exe Token: SeManageVolumePrivilege 216 powershell.exe Token: 33 216 powershell.exe Token: 34 216 powershell.exe Token: 35 216 powershell.exe Token: 36 216 powershell.exe Token: SeIncreaseQuotaPrivilege 216 powershell.exe Token: SeSecurityPrivilege 216 powershell.exe Token: SeTakeOwnershipPrivilege 216 powershell.exe Token: SeLoadDriverPrivilege 216 powershell.exe Token: SeSystemProfilePrivilege 216 powershell.exe Token: SeSystemtimePrivilege 216 powershell.exe Token: SeProfSingleProcessPrivilege 216 powershell.exe Token: SeIncBasePriorityPrivilege 216 powershell.exe Token: SeCreatePagefilePrivilege 216 powershell.exe Token: SeBackupPrivilege 216 powershell.exe Token: SeRestorePrivilege 216 powershell.exe Token: SeShutdownPrivilege 216 powershell.exe Token: SeDebugPrivilege 216 powershell.exe Token: SeSystemEnvironmentPrivilege 216 powershell.exe Token: SeRemoteShutdownPrivilege 216 powershell.exe Token: SeUndockPrivilege 216 powershell.exe Token: SeManageVolumePrivilege 216 powershell.exe Token: 33 216 powershell.exe Token: 34 216 powershell.exe Token: 35 216 powershell.exe Token: 36 216 powershell.exe Token: SeIncreaseQuotaPrivilege 216 powershell.exe Token: SeSecurityPrivilege 216 powershell.exe Token: SeTakeOwnershipPrivilege 216 powershell.exe Token: SeLoadDriverPrivilege 216 powershell.exe Token: SeSystemProfilePrivilege 216 powershell.exe Token: SeSystemtimePrivilege 216 powershell.exe Token: SeProfSingleProcessPrivilege 216 powershell.exe Token: SeIncBasePriorityPrivilege 216 powershell.exe Token: SeCreatePagefilePrivilege 216 powershell.exe Token: SeBackupPrivilege 216 powershell.exe Token: SeRestorePrivilege 216 powershell.exe Token: SeShutdownPrivilege 216 powershell.exe Token: SeDebugPrivilege 216 powershell.exe Token: SeSystemEnvironmentPrivilege 216 powershell.exe Token: SeRemoteShutdownPrivilege 216 powershell.exe Token: SeUndockPrivilege 216 powershell.exe Token: SeManageVolumePrivilege 216 powershell.exe Token: 33 216 powershell.exe Token: 34 216 powershell.exe Token: 35 216 powershell.exe Token: 36 216 powershell.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4588 wrote to memory of 1452 4588 wscript.EXE 92 PID 4588 wrote to memory of 1452 4588 wscript.EXE 92 PID 1452 wrote to memory of 216 1452 cscript.exe 94 PID 1452 wrote to memory of 216 1452 cscript.exe 94 -
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
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\unionoftaxationemployeescollectiveagreement31442.js1⤵PID:4892
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C:\Windows\system32\wscript.EXEC:\Windows\system32\wscript.EXE GUIDEL~1.JS1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4588 -
C:\Windows\System32\cscript.exe"C:\Windows\System32\cscript.exe" GUIDEL~1.JS2⤵
- Suspicious use of WriteProcessMemory
PID:1452 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell3⤵
- Blocklisted process makes network request
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:216
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
45.7MB
MD5b66686ad0668f57a7d9fb203ff381d70
SHA1910b44d48d45f7377d231f92666f25608248fa8b
SHA256d9a001b47c965d3b797808e3dde7fcac423b132d1727bc1adb5ad6adda6b1865
SHA5123a28e98fd81af006c6373b1066d15094fdb402663bf602eb15b851e057e312ff1f0957d848ca5e6a2e1ca8115aa74ad9b4fba4d62a84d0c30dbc8098d861093e