General
- Target LETTER_OF_AUTHORIZATION.js
- Size 2.9MB
- Sample260910-l5qrasvtcs
- SHA256 6f8de7554244b802dfe7f28a7b842a9aa91e3cfbf39c34ec4a67b659b5ff63bb
- MD5 475f91ecbb9e199926cc5e3de8b6b6ac
- SHA1 7b17c7428d60ccc0f2370b71bc4398731fd36df3
- SHA512 6fc2cc3cdb2e9d286abd70a8ee4422ac45caebfa4e6a240c3d7f24be9b40b5129ece1b5c475396b2ebb884ce9c25bdf8027e05a22a9329bcf60b753f05ef1528
- SSDEEP 12288:z9p9zfO2Bss6rzLc7OewQE/KFiVVmvQteuulqrvpEW/gzNQ9oi:RnR6rzLco
- TLSH T1FCE552872BD9B24B2C13EB15850DD45C0ADB84A30C529ACCA1ED17DC8E1F6CA7B74E5B
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
LETTER_OF_AUTHORIZATION.js
Resource
win10v2004-20260513-en
18 signatures
150 seconds
Behavioral task
behavioral2
Sample
LETTER_OF_AUTHORIZATION.js
Resource
win11ltsc2024-20260709-en
17 signatures
150 seconds
Malware Config
Targets
-
- Target LETTER_OF_AUTHORIZATION.js
- Size 2.9MB
- SHA256 6f8de7554244b802dfe7f28a7b842a9aa91e3cfbf39c34ec4a67b659b5ff63bb
- MD5 475f91ecbb9e199926cc5e3de8b6b6ac
- SHA1 7b17c7428d60ccc0f2370b71bc4398731fd36df3
- SHA512 6fc2cc3cdb2e9d286abd70a8ee4422ac45caebfa4e6a240c3d7f24be9b40b5129ece1b5c475396b2ebb884ce9c25bdf8027e05a22a9329bcf60b753f05ef1528
- SSDEEP 12288:z9p9zfO2Bss6rzLc7OewQE/KFiVVmvQteuulqrvpEW/gzNQ9oi:RnR6rzLco
- TLSH T1FCE552872BD9B24B2C13EB15850DD45C0ADB84A30C529ACCA1ED17DC8E1F6CA7B74E5B
- MD5 SHA1 SHA512 SSDEEP TLSH
Formbook payload
Badlisted process makes network request
Network request originating from process or tool commonly abused by malware.
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
Accesses Microsoft Outlook profiles
ConfuserEx .NET packer
Detects ConfuserEx .NET packer.
Suspicious use of SetThreadContext