General
- Target b1360c065317fed649cd7112936cddd467271a104b728a33c1a6f1f086dbcda4
- Size 1.4MB
- Sample260810-sb6c8a1eng
- SHA256 b1360c065317fed649cd7112936cddd467271a104b728a33c1a6f1f086dbcda4
- MD5 91cfc7a1356bcd17aea6129728ed0ee7
- SHA1 be2f4870fb51265beb2d023b7bd77ef03d4011b6
- SHA512 15ba064e508ce32e30b9fa01a67fadd1b83c0cf0674d4fc465ef0348afc763a09049f9b76bc4540c19f9511a48327ba5d1afa7637546e9070c62cc0c550a1d91
- SSDEEP 24576:ttR+LzrSsnrW+kFvsKCiB2Y+NDXjKsiCsR02k+vtgN1VsQtyShNr67qAnstchC:hizms2PB0DXjKsi7Rk+vtAtDTb4CchC
- TLSH T13965330B067B0E80195DAAD8EFB884BF0DFACDA6964776115E504DB6F703CA4C4E19E3
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
Berkenhoff_89398463542.js
Resource
win10v2004-20260513-en
20 signatures
150 seconds
Behavioral task
behavioral2
Sample
Berkenhoff_89398463542.js
Resource
win11ltsc2024-20260709-en
20 signatures
150 seconds
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
mail.trimnt.com
-
Port
587
-
Username
-
Password
s4=O8tsknbClU8b_
-
Email to
Targets
-
- Target Berkenhoff_89398463542.JS
- Size 2.9MB
- SHA256 c4b48e6278cdca79f408c93c61fcb0aa31fa8ec694ffccc338599c484b4793fb
- MD5 362e5c70264ec2346301d780a75e390a
- SHA1 7ff94d7a421b8fa056e0d1d4fba20e512a3d3fbe
- SHA512 b2fd732128ebe3f703ecee1db4a6298bffa1e430fd088078c947eb8934271a712a1bfbb9ab7804737fc0744085c62fbf8a5358f237233d76c6324a6d0040a417
- SSDEEP 49152:ICIgiOSP3gZYGAqlT3zQJTovU8orG8wcJPfu12wO185Ndi5wbjzoUlU6iAjvlm4z:pix4ZYGjlT3zQJGU8orvwAfu12wOW5N3
- TLSH T125E5F5411385AC327739679C9636EDF0990A611325C6DF1A30ACF218BB6CD1BA75CAF3
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Accesses Microsoft Outlook profiles
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Suspicious use of NtSetInformationThreadHideFromDebugger
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2JavaScript
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1