Analysis
- max time kernel
153s - max time network
159s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
12/03/2024, 09:33
Static task
static1
Behavioral task
behavioral1
Sample
MATHEM~1.js
Resource
win7-20240221-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
MATHEM~1.js
Resource
win10v2004-20240226-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target MATHEM~1.js
- Size 39.7MB
- Sample240312-ljpbcafe77
- SHA256 17a3d5b53bf83cd336efc8e45f080fab13735e0806e0af8f0e542acc04e0a4fe
- MD5 b31c3d7ce20b58bb9c3e1b1443ef2f84
- SHA1 a1cea660412fa0d853a62c0ace4faf16731d8951
- SHA512 97a6495356123c2ad3f38d20e23d4a71ad547050d6a7dce1f6c3285bea6b348328919366f207da6772382de5d6e726dbe590f62e604189b42b94be4a30aeacd1
- SSDEEP 49152:cnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnO:n
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- GootLoader
JavaScript loader known for delivering other families such as Gootkit and Cobaltstrike.
- Blocklisted process makes network request 7 IoCs
flow pid Process 62 4060 powershell.exe 63 4060 powershell.exe 70 4060 powershell.exe 78 4060 powershell.exe 83 4060 powershell.exe 98 4060 powershell.exe 104 4060 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-1-5-21-557049126-2506969350-2798870634-1000\Control Panel\International\Geo\Nation wscript.exe - 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-1-5-21-557049126-2506969350-2798870634-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ powershell.exe - Suspicious behavior: EnumeratesProcesses 15 IoCs
pid Process 4060 powershell.exe 4060 powershell.exe 4060 powershell.exe 4060 powershell.exe 4060 powershell.exe 4060 powershell.exe 4060 powershell.exe 4060 powershell.exe 4060 powershell.exe 4060 powershell.exe 4060 powershell.exe 4060 powershell.exe 4060 powershell.exe 4060 powershell.exe 4060 powershell.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 4060 powershell.exe Token: SeIncreaseQuotaPrivilege 4060 powershell.exe Token: SeSecurityPrivilege 4060 powershell.exe Token: SeTakeOwnershipPrivilege 4060 powershell.exe Token: SeLoadDriverPrivilege 4060 powershell.exe Token: SeSystemProfilePrivilege 4060 powershell.exe Token: SeSystemtimePrivilege 4060 powershell.exe Token: SeProfSingleProcessPrivilege 4060 powershell.exe Token: SeIncBasePriorityPrivilege 4060 powershell.exe Token: SeCreatePagefilePrivilege 4060 powershell.exe Token: SeBackupPrivilege 4060 powershell.exe Token: SeRestorePrivilege 4060 powershell.exe Token: SeShutdownPrivilege 4060 powershell.exe Token: SeDebugPrivilege 4060 powershell.exe Token: SeSystemEnvironmentPrivilege 4060 powershell.exe Token: SeRemoteShutdownPrivilege 4060 powershell.exe Token: SeUndockPrivilege 4060 powershell.exe Token: SeManageVolumePrivilege 4060 powershell.exe Token: 33 4060 powershell.exe Token: 34 4060 powershell.exe Token: 35 4060 powershell.exe Token: 36 4060 powershell.exe Token: SeIncreaseQuotaPrivilege 4060 powershell.exe Token: SeSecurityPrivilege 4060 powershell.exe Token: SeTakeOwnershipPrivilege 4060 powershell.exe Token: SeLoadDriverPrivilege 4060 powershell.exe Token: SeSystemProfilePrivilege 4060 powershell.exe Token: SeSystemtimePrivilege 4060 powershell.exe Token: SeProfSingleProcessPrivilege 4060 powershell.exe Token: SeIncBasePriorityPrivilege 4060 powershell.exe Token: SeCreatePagefilePrivilege 4060 powershell.exe Token: SeBackupPrivilege 4060 powershell.exe Token: SeRestorePrivilege 4060 powershell.exe Token: SeShutdownPrivilege 4060 powershell.exe Token: SeDebugPrivilege 4060 powershell.exe Token: SeSystemEnvironmentPrivilege 4060 powershell.exe Token: SeRemoteShutdownPrivilege 4060 powershell.exe Token: SeUndockPrivilege 4060 powershell.exe Token: SeManageVolumePrivilege 4060 powershell.exe Token: 33 4060 powershell.exe Token: 34 4060 powershell.exe Token: 35 4060 powershell.exe Token: 36 4060 powershell.exe Token: SeIncreaseQuotaPrivilege 4060 powershell.exe Token: SeSecurityPrivilege 4060 powershell.exe Token: SeTakeOwnershipPrivilege 4060 powershell.exe Token: SeLoadDriverPrivilege 4060 powershell.exe Token: SeSystemProfilePrivilege 4060 powershell.exe Token: SeSystemtimePrivilege 4060 powershell.exe Token: SeProfSingleProcessPrivilege 4060 powershell.exe Token: SeIncBasePriorityPrivilege 4060 powershell.exe Token: SeCreatePagefilePrivilege 4060 powershell.exe Token: SeBackupPrivilege 4060 powershell.exe Token: SeRestorePrivilege 4060 powershell.exe Token: SeShutdownPrivilege 4060 powershell.exe Token: SeDebugPrivilege 4060 powershell.exe Token: SeSystemEnvironmentPrivilege 4060 powershell.exe Token: SeRemoteShutdownPrivilege 4060 powershell.exe Token: SeUndockPrivilege 4060 powershell.exe Token: SeManageVolumePrivilege 4060 powershell.exe Token: 33 4060 powershell.exe Token: 34 4060 powershell.exe Token: 35 4060 powershell.exe Token: 36 4060 powershell.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3640 wrote to memory of 4268 3640 wscript.exe 100 PID 3640 wrote to memory of 4268 3640 wscript.exe 100 PID 4268 wrote to memory of 4060 4268 cscript.exe 103 PID 4268 wrote to memory of 4060 4268 cscript.exe 103
Processes
-
C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\MATHEM~1.js1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3640 -
C:\Windows\System32\cscript.exe"C:\Windows\System32\cscript.exe" "MATHEM~1.js"2⤵
- Suspicious use of WriteProcessMemory
PID:4268 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell3⤵
- Blocklisted process makes network request
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4060
-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hunlugxr.iek.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512