General
- Target 2026-03-14_f277f42ae464b436984b8ec0a2f08ddc_amadey_avoslocker_cobalt-strike_elex_luca-stealer_lynx_njrat
- Size 807KB
- Sample260314-dbqkfae18x
- SHA256 ed1d3b4c7bddbbc5c1c197c62af8cbdd6e7858cf21557d6d54b354def5c5703f
- MD5 f277f42ae464b436984b8ec0a2f08ddc
- SHA1 b4dd5cf452b306a41eb0d26061e260fc69610c35
- SHA512 26a2000d2c26f2dc3be1e0d829bb6284d31fa408ff8f2a9df66592fb10774571023599ac007fa1e2b4e35185366fdb1da4e4111b7639758d98a4afed031ab8a5
- SSDEEP 12288:0Z4s3rg9u/2/oT+NXtHLlP/O+OeO+OeNhBBhhBBAtHg9rjI+LXJ0ivlzkHBksYAV:u4s+oT+NXBLi0rjFXvyHBYbdCZa8
- TLSH T1A3058D317587E473C46100B19C7DB9AA9129BD350B355AC7A3D93B2DAABC2C10F32E5B
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
2026-03-14_f277f42ae464b436984b8ec0a2f08ddc_amadey_avoslocker_cobalt-strike_elex_luca-stealer_lynx_njrat.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
2026-03-14_f277f42ae464b436984b8ec0a2f08ddc_amadey_avoslocker_cobalt-strike_elex_luca-stealer_lynx_njrat.exe
Resource
win11-20260130-en
Malware Config
Targets
-
- Target 2026-03-14_f277f42ae464b436984b8ec0a2f08ddc_amadey_avoslocker_cobalt-strike_elex_luca-stealer_lynx_njrat
- Size 807KB
- SHA256 ed1d3b4c7bddbbc5c1c197c62af8cbdd6e7858cf21557d6d54b354def5c5703f
- MD5 f277f42ae464b436984b8ec0a2f08ddc
- SHA1 b4dd5cf452b306a41eb0d26061e260fc69610c35
- SHA512 26a2000d2c26f2dc3be1e0d829bb6284d31fa408ff8f2a9df66592fb10774571023599ac007fa1e2b4e35185366fdb1da4e4111b7639758d98a4afed031ab8a5
- SSDEEP 12288:0Z4s3rg9u/2/oT+NXtHLlP/O+OeO+OeNhBBhhBBAtHg9rjI+LXJ0ivlzkHBksYAV:u4s+oT+NXBLi0rjFXvyHBYbdCZa8
- TLSH T1A3058D317587E473C46100B19C7DB9AA9129BD350B355AC7A3D93B2DAABC2C10F32E5B
- 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 (9266) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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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