General
- Target BossFixAgent.exe
- Size 7.5MB
- Sample260819-ahcelstbpe
- SHA256 2c6fb933d140bfd8c92390e9f08113f62bff42c861da29105b20d9980f2e49ca
- MD5 70f983234d52e472ea6f621ff7317367
- SHA1 a67f385ef28fdde8a26c1eb56eeb87af36056742
- SHA512 b9feaf25bd5547b0a37f9449faa3841a7d4f3908f20d47014253b3fc30928791c2c5a5653de27d52eadd1440814aba629aba1101b853513c381aafae61dd5634
- SSDEEP 98304:epo/xir1f89lvZnSzcl9zrZlefTxVR8/Y2pRzmE:e8089HRYgzD
- TLSH T16C863907FDA519E5C0AED23289B29112BF617C894B2127D71B90F6383F76BD0ADB8354
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
BossFixAgent.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
BossFixAgent.exe
Resource
win11ltsc2024-20260709-en
Malware Config
Targets
-
- Target BossFixAgent.exe
- Size 7.5MB
- SHA256 2c6fb933d140bfd8c92390e9f08113f62bff42c861da29105b20d9980f2e49ca
- MD5 70f983234d52e472ea6f621ff7317367
- SHA1 a67f385ef28fdde8a26c1eb56eeb87af36056742
- SHA512 b9feaf25bd5547b0a37f9449faa3841a7d4f3908f20d47014253b3fc30928791c2c5a5653de27d52eadd1440814aba629aba1101b853513c381aafae61dd5634
- SSDEEP 98304:epo/xir1f89lvZnSzcl9zrZlefTxVR8/Y2pRzmE:e8089HRYgzD
- TLSH T16C863907FDA519E5C0AED23289B29112BF617C894B2127D71B90F6383F76BD0ADB8354
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
-
Executes dropped EXE
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Adds Run key to start application
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Hide Artifacts: Hidden Files and Directories
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
3PowerShell
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1