General
- Target 2026-03-12_174b0f02d5451b21e58d46e0218cc4c0_amadey_avoslocker_cobalt-strike_elex_luca-stealer_lynx_njrat
- Size 807KB
- Sample260312-da345shz3l
- SHA256 8a26875a36892cafcfb9517293328a67486b862126186c5c0b3f412c6cf6df93
- MD5 174b0f02d5451b21e58d46e0218cc4c0
- SHA1 c01f9d4e85bb1cfe484828a0d19cd4d19228fc01
- SHA512 74b473ae93206206222ff784370b81b227cd5366ca7501dea1100ca539cc4e9feedca03323a9cb2b491a72db960c256cd355e6bd12a0e16e6902874d2e022b2c
- SSDEEP 12288:0Z4s3rg9u/2/oT+NXtHLlP/O+OeO+OeNhBBhhBBAtHg9rjI+LXJ0ivlzkHBSsYAS:u4s+oT+NXBLi0rjFXvyHBCbiCZa8
- TLSH T162058D317587E473C46100B19C7DB9AA9129BD350B355AC7A3D93B2DAABC2C10F32E5B
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
2026-03-12_174b0f02d5451b21e58d46e0218cc4c0_amadey_avoslocker_cobalt-strike_elex_luca-stealer_lynx_njrat.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
2026-03-12_174b0f02d5451b21e58d46e0218cc4c0_amadey_avoslocker_cobalt-strike_elex_luca-stealer_lynx_njrat.exe
Resource
win11-20260130-en
Malware Config
Targets
-
- Target 2026-03-12_174b0f02d5451b21e58d46e0218cc4c0_amadey_avoslocker_cobalt-strike_elex_luca-stealer_lynx_njrat
- Size 807KB
- SHA256 8a26875a36892cafcfb9517293328a67486b862126186c5c0b3f412c6cf6df93
- MD5 174b0f02d5451b21e58d46e0218cc4c0
- SHA1 c01f9d4e85bb1cfe484828a0d19cd4d19228fc01
- SHA512 74b473ae93206206222ff784370b81b227cd5366ca7501dea1100ca539cc4e9feedca03323a9cb2b491a72db960c256cd355e6bd12a0e16e6902874d2e022b2c
- SSDEEP 12288:0Z4s3rg9u/2/oT+NXtHLlP/O+OeO+OeNhBBhhBBAtHg9rjI+LXJ0ivlzkHBSsYAS:u4s+oT+NXBLi0rjFXvyHBCbiCZa8
- TLSH T162058D317587E473C46100B19C7DB9AA9129BD350B355AC7A3D93B2DAABC2C10F32E5B
- MD5 SHA1 SHA512 SSDEEP TLSH
Avoslocker Ransomware
Avoslocker is a relatively new ransomware, that was observed in late June and early July, 2021.
Avoslocker family
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
Modifies boot configuration data using bcdedit
Renames multiple (9287) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
Drops desktop.ini file(s)
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
Sets desktop wallpaper using registry
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Windows Management Instrumentation
1Defense Evasion
Direct Volume Access
1Indicator Removal
2File Deletion
2Modify Registry
1