Analysis
- max time kernel
148s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260618-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
28/06/2026, 21:45
Static task
static1
Behavioral task
behavioral1
Sample
2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe
Resource
win11ltsc2024-20260618-en
General
- Target 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe
- Size 79KB
- Sample260628-1mcjaaey2w
- SHA256 4837615a21deb15fa32f807286fd9a953f9cb9983f69bac533b91cf7b03e238b
- MD5 713b8b0088f55a80fff60a01a8a2d223
- SHA1 726b25df620b5d6af9eb943827b80c3edb5cae3f
- SHA512 af2661e1a3ce1f909be84b7f33207eacd98bc5c30f190ba3d3b126c54e05a13f0389e128ddb224ad793aa8f0bea7145fa19d81541749bf4cd77f6720f566bd2a
- SSDEEP 1536:us6UhZM4hubesrQLOJgY8ZZP8LHD4XWaNH71dLdG1iiFM2iG2zs4:ThZ5YesrQLOJgY8Zp8LHD4XWaNH71dLI
- TLSH T15583D8115945D2B6C5D272319167F1AAC13A197003B5B38B63C027AEFB10AE8F6BCF67
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
C:\Users\Admin\How To Restore Your Files.txt
- --------------- Hello --------------- *** By BABUCK LOCKER *** Your computers and servers are encrypted, and backups are deleted. We use strong encryption algorithms, so no one has yet been able to decrypt their files without our participation. The only way to decrypt your files is to purchase a universal decoder from us, which will restore all the encrypted data and your network. Follow our instructions below, and you will recover all your data: 1) Pay 0,006 bitcoin to 1E6cvG6iEbufvYspsDa3XQ3WJgEMvRTm9i 2) Send us message with transaction id to [email protected] 3) Launch decryptor.exe, which our support will send you through email What guarantees? ----------------------------------------------------- We value our reputation. If we will not do our work and liabilities, nobody will pay us. This is not in our interests. All our decryption software is tested by time and will decrypt all your data. ----------------------------------------------------- !!! DO NOT TRY TO RECOVER ANY FILES YOURSELF. WE WILL NOT BE ABLE TO RESTORE THEM!!!
-
1E6cvG6iEbufvYspsDa3XQ3WJgEMvRTm9i
Signatures
- Family: Babuk Locker
RaaS first seen in 2021 initially called Vasa Locker.
- Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
- Renames multiple (175) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
- Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\W: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\R: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\O: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\P: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\K: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\L: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\Z: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\V: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\S: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\D: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\N: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\M: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\T: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\Y: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\I: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\H: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\J: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\X: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\B: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\Q: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\U: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\A: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe File opened (read-only) \??\G: 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe - Interacts with shadow copies 3 TTPs 2 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 5172 vssadmin.exe 3208 vssadmin.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4420 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe 4420 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeBackupPrivilege 3780 vssvc.exe Token: SeRestorePrivilege 3780 vssvc.exe Token: SeAuditPrivilege 3780 vssvc.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4420 wrote to memory of 4932 4420 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe 89 PID 4932 wrote to memory of 3208 4932 cmd.exe 92 PID 4420 wrote to memory of 2232 4420 2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe 97 PID 2232 wrote to memory of 5172 2232 cmd.exe 99 - Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-28_713b8b0088f55a80fff60a01a8a2d223_babuk_destroyer_elex.exe"1⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4420 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet2⤵
- Suspicious use of WriteProcessMemory
PID:4932 -
C:\Windows\system32\vssadmin.exevssadmin.exe delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:3208
-
-
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet2⤵
- Suspicious use of WriteProcessMemory
PID:2232 -
C:\Windows\system32\vssadmin.exevssadmin.exe delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:5172
-
-
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3780
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\How To Restore Your Files.txt
- Size 1KB
- SHA256 9820d0318339646d3217c06aea242391ee9745c813e06b15b2e1ea0c9d875c29
- MD5 87e99da0d6f2cf3db51e44d63be1edb2
- SHA1 1f79b9983f60b54f6e85537be9505afcbd2548ec
- SHA512 b138336698fb3e601a8d31a8aabcaa3d40877615954fcbfcca93e853fb5d49e5c33b8190130791effdf6b34b1b64ddd1b964d1277d7a88f24e7a681688720d2e
- TLSH T12111615F3E19F4840D93F9E3376C9832E7041A98063A4638BC4B021C13A407E017EA9D
- MD5 SHA1 SHA512 TLSH