General
- Target 2026-09-05_c6290bfdf81f14262b8fc204ebb3ce30_mespinoza
- Size 276KB
- Sample260906-jb58sazgph
- SHA256 4bfe7f21378f750be653b3790f8a504e791951a70342349e0d644189e31fdb3e
- MD5 c6290bfdf81f14262b8fc204ebb3ce30
- SHA1 dcaea45bc703d2ca3b31ab19769414363710e99c
- SHA512 2f0cf6b042dc1e710cae9220eabcaff53ff26fbdeba85059fb83b076f94a5e79a009a602c14eb2df913b8ad54d2d28e983838fc6a74d738dd80866630ec29992
- SSDEEP 6144:MvVRs9E2Tt/ghNKEff2g8eroxEvEb8SZ9P45B4gUN/B:MtRs91Tt/8NVX2ghoxE8p9P45B6B
- TLSH T179547C4A77A54CF2D5A38278CD519672F7B2B8A51E20CB0F12A1C77F6F23560AD2D312
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
2026-09-05_c6290bfdf81f14262b8fc204ebb3ce30_mespinoza.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-09-05_c6290bfdf81f14262b8fc204ebb3ce30_mespinoza.exe
Resource
win11ltsc2024-20260709-en
Malware Config
Targets
-
- Target 2026-09-05_c6290bfdf81f14262b8fc204ebb3ce30_mespinoza
- Size 276KB
- SHA256 4bfe7f21378f750be653b3790f8a504e791951a70342349e0d644189e31fdb3e
- MD5 c6290bfdf81f14262b8fc204ebb3ce30
- SHA1 dcaea45bc703d2ca3b31ab19769414363710e99c
- SHA512 2f0cf6b042dc1e710cae9220eabcaff53ff26fbdeba85059fb83b076f94a5e79a009a602c14eb2df913b8ad54d2d28e983838fc6a74d738dd80866630ec29992
- SSDEEP 6144:MvVRs9E2Tt/ghNKEff2g8eroxEvEb8SZ9P45B4gUN/B:MtRs91Tt/8NVX2ghoxE8p9P45B6B
- TLSH T179547C4A77A54CF2D5A38278CD519672F7B2B8A51E20CB0F12A1C77F6F23560AD2D312
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Renames multiple (11213) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
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.
-
Credentials from Password Stores: Windows Credential Manager
Suspicious access to Credentials History.
-
Executes dropped EXE
-
Adds Run key to start application
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1