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Analysis
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max time kernel
144s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
20/02/2025, 20:48
Static task
static1
Behavioral task
behavioral1
Sample
ORIGINAL - Investigation - cancellation of contract letter format 98749.js
Resource
win7-20241010-en
windows7-x64
Behavioral task
behavioral2
Sample
ORIGINAL - Investigation - cancellation of contract letter format 98749.js
Resource
win10v2004-20250217-en
windows10-2004-x64
General
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Target
ORIGINAL - Investigation - cancellation of contract letter format 98749.js
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Size
844KB
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MD5
90e6da66dd2f4a6e5758a96d238db42a
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SHA1
febc0ca2102b8d97dc6ba7d4399dde1e7a9c18b1
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SHA256
d14c42b8258c8a642a6d4b19791b5f0d046fa2811ca06beb34c088812bbeb454
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SHA512
c22e9920752f017334ce17bae3ddbd48eb47901add7416a1671160646908fa47830de204baca95d3279da5c73c052bb0ed7bc6fb1a3a63cf2e67ae5bf54e971b
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SSDEEP
24576:7WCgo+ogQc5WfNnZmD/nFKJqfJMeHD1jEOWpyQTJEFNE3NEr:7WCgo+ogQc5WfNnZmD/nAJqfnbWpyQTK
Malware Config
Signatures
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GootLoader
JavaScript loader known for delivering other families such as Gootkit and Cobaltstrike.
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Gootloader family
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Blocklisted process makes network request 4 IoCs
flow pid Process 27 3616 powershell.exe 33 3616 powershell.exe 36 3616 powershell.exe 39 3616 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-1-5-21-100612193-3312047696-905266872-1000\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-1-5-21-100612193-3312047696-905266872-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ powershell.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 3616 powershell.exe 3616 powershell.exe 3616 powershell.exe 3616 powershell.exe 3616 powershell.exe 3616 powershell.exe 3616 powershell.exe 3616 powershell.exe 3616 powershell.exe 3616 powershell.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 3616 powershell.exe Token: SeIncreaseQuotaPrivilege 3616 powershell.exe Token: SeSecurityPrivilege 3616 powershell.exe Token: SeTakeOwnershipPrivilege 3616 powershell.exe Token: SeLoadDriverPrivilege 3616 powershell.exe Token: SeSystemProfilePrivilege 3616 powershell.exe Token: SeSystemtimePrivilege 3616 powershell.exe Token: SeProfSingleProcessPrivilege 3616 powershell.exe Token: SeIncBasePriorityPrivilege 3616 powershell.exe Token: SeCreatePagefilePrivilege 3616 powershell.exe Token: SeBackupPrivilege 3616 powershell.exe Token: SeRestorePrivilege 3616 powershell.exe Token: SeShutdownPrivilege 3616 powershell.exe Token: SeDebugPrivilege 3616 powershell.exe Token: SeSystemEnvironmentPrivilege 3616 powershell.exe Token: SeRemoteShutdownPrivilege 3616 powershell.exe Token: SeUndockPrivilege 3616 powershell.exe Token: SeManageVolumePrivilege 3616 powershell.exe Token: 33 3616 powershell.exe Token: 34 3616 powershell.exe Token: 35 3616 powershell.exe Token: 36 3616 powershell.exe Token: SeIncreaseQuotaPrivilege 3616 powershell.exe Token: SeSecurityPrivilege 3616 powershell.exe Token: SeTakeOwnershipPrivilege 3616 powershell.exe Token: SeLoadDriverPrivilege 3616 powershell.exe Token: SeSystemProfilePrivilege 3616 powershell.exe Token: SeSystemtimePrivilege 3616 powershell.exe Token: SeProfSingleProcessPrivilege 3616 powershell.exe Token: SeIncBasePriorityPrivilege 3616 powershell.exe Token: SeCreatePagefilePrivilege 3616 powershell.exe Token: SeBackupPrivilege 3616 powershell.exe Token: SeRestorePrivilege 3616 powershell.exe Token: SeShutdownPrivilege 3616 powershell.exe Token: SeDebugPrivilege 3616 powershell.exe Token: SeSystemEnvironmentPrivilege 3616 powershell.exe Token: SeRemoteShutdownPrivilege 3616 powershell.exe Token: SeUndockPrivilege 3616 powershell.exe Token: SeManageVolumePrivilege 3616 powershell.exe Token: 33 3616 powershell.exe Token: 34 3616 powershell.exe Token: 35 3616 powershell.exe Token: 36 3616 powershell.exe Token: SeIncreaseQuotaPrivilege 3616 powershell.exe Token: SeSecurityPrivilege 3616 powershell.exe Token: SeTakeOwnershipPrivilege 3616 powershell.exe Token: SeLoadDriverPrivilege 3616 powershell.exe Token: SeSystemProfilePrivilege 3616 powershell.exe Token: SeSystemtimePrivilege 3616 powershell.exe Token: SeProfSingleProcessPrivilege 3616 powershell.exe Token: SeIncBasePriorityPrivilege 3616 powershell.exe Token: SeCreatePagefilePrivilege 3616 powershell.exe Token: SeBackupPrivilege 3616 powershell.exe Token: SeRestorePrivilege 3616 powershell.exe Token: SeShutdownPrivilege 3616 powershell.exe Token: SeDebugPrivilege 3616 powershell.exe Token: SeSystemEnvironmentPrivilege 3616 powershell.exe Token: SeRemoteShutdownPrivilege 3616 powershell.exe Token: SeUndockPrivilege 3616 powershell.exe Token: SeManageVolumePrivilege 3616 powershell.exe Token: 33 3616 powershell.exe Token: 34 3616 powershell.exe Token: 35 3616 powershell.exe Token: 36 3616 powershell.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4900 wrote to memory of 1172 4900 wscript.EXE 96 PID 4900 wrote to memory of 1172 4900 wscript.EXE 96 PID 1172 wrote to memory of 3616 1172 cscript.exe 98 PID 1172 wrote to memory of 3616 1172 cscript.exe 98 -
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\ORIGINAL - Investigation - cancellation of contract letter format 98749.js"1⤵PID:2392
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C:\Windows\system32\wscript.EXEC:\Windows\system32\wscript.EXE FUNCTI~1.JS1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4900 -
C:\Windows\System32\cscript.exe"C:\Windows\System32\cscript.exe" "FUNCTI~1.JS"2⤵
- Suspicious use of WriteProcessMemory
PID:1172 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe3⤵
- Blocklisted process makes network request
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3616
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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
40.4MB
MD54bd9c868e58a1ead0fd4dd7324338e37
SHA175b9e93498902dcaefae85bc27de06e907efadfe
SHA2564c37f88785ec36056f76f79d5644e8ebc79a1b6e6acd20a7733f4959b4d00d33
SHA5126cbc26739e463a9dfc40c3ccbf29ef668ddaeac6694b4610e6f2a26cbbee8a6281e275e8278ff13273c7bf4f50fe41ed9846475af4baba197deaa4ae939f6496