MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 daf55a9d48dd736fa870acd24cf4ced89b079544051d3bd782195ea9b96d6397. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
BlackMatter
Vendor detections: 16
| SHA256 hash: | daf55a9d48dd736fa870acd24cf4ced89b079544051d3bd782195ea9b96d6397 |
|---|---|
| SHA3-384 hash: | 4e17106929cff001f725c0180873f252514e0c241511b73d96673bfbd11cb57ee874d6b79d470549b7d1ac279eab0952 |
| SHA1 hash: | 0836c5ab9bed96b1d9618bc802792185c6ee21ca |
| MD5 hash: | ed6fa9757400a0de9596d59bd0262ebd |
| humanhash: | idaho-arizona-river-four |
| File name: | daf55a9d48dd736fa870acd24cf4ced89b079544051d3bd782195ea9b96d6397 |
| Download: | download sample |
| Signature | BlackMatter |
| File size: | 164'352 bytes |
| First seen: | 2025-06-25 08:01:55 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 3bc510de773c954bd69d33670cb624d6 (11 x BlackMatter, 3 x LockBit) |
| ssdeep | 3072:bDDDDDDDDDDDDDDDDDDDE45d/t6sVkgZqltP3368a0y5zxm8yNB41ctER6ptQtR2:15d/zugZqll3bQzmB3tQt5L |
| Threatray | 285 similar samples on MalwareBazaar |
| TLSH | T1FBF37D21B152D137CA6334F5A729B2B073899F2C12A9A467FAE4CF4B34738236F15947 |
| TrID | 25.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 19.1% (.EXE) Win16 NE executable (generic) (5038/12/1) 17.1% (.EXE) Win32 Executable (generic) (4504/4/1) 7.8% (.EXE) Win16/32 Executable Delphi generic (2072/23) 7.8% (.ICL) Windows Icons Library (generic) (2059/9) |
| Magika | pebin |
| Reporter |  TheRavenFile |
| Tags: | BlackMatter exe lockbit lockbit4 lockbit4.0 Ransomware |
RakeshKrish12
Source: https://github.com/TheRavenFile/Daily-Hunt/blob/main/LockBit%204.0%20RansomwareIntelligence
File Origin
# of uploads :
1
# of downloads :
940
Origin country :
INVendor Threat Intelligence
Detection:
n/a
Detection(s):
Verdict:
Malicious
Score:
97.4%
Tags:
zeroaccess ransomware virus remo
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file
Creating a window
Сreating synchronization primitives
Launching a service
Changing a file
Using the Windows Management Instrumentation requests
Delayed writing of the file
Reading critical registry keys
Replacing files
Unauthorized injection to a recently created process
Creating a process from a recently created file
Modifying an executable file
Creating a file in the %AppData% subdirectories
Stealing user critical data
Creating a file in the mass storage device
Forced shutdown of a system process
Moving of the original file
Forced shutdown of a browser
Encrypting user's files
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
blackmatter entropy filecoder lockbit packed packed packer_detected ransomware virus zeroaccess
Verdict:
Malicious
Labled as:
Ransom.Lockbit.Generic
Malware family:
BlackMatter Ransomware
Verdict:
Malicious
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) Win 32 Exe x86
Detection:
lockbit
Verdict:
Malicious
Threat name:
Win32.Ransomware.Lockbit
Status:
Malicious
First seen:
2025-03-03 11:47:36 UTC
File Type:
PE (Exe)
AV detection:
24 of 24 (100.00%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
lockbit
Similar samples:
+ 275 additional samples on MalwareBazaar
Result
Malware family:
lockbit
Score:
10/10
Tags:
family:lockbit defense_evasion discovery ransomware
Behaviour
Modifies Control Panel
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Sets desktop wallpaper using registry
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops desktop.ini file(s)
Indicator Removal: File Deletion
Checks computer location settings
Deletes itself
Executes dropped EXE
Renames multiple (161) files with added filename extension
Verdict:
Malicious
Tags:
ransomware lockbit Win.Ransomware.Lazy-10003135-0
YARA:
Windows_Ransomware_Lockbit_369e1e94 LockBit3
Unpacked files
SH256 hash:
daf55a9d48dd736fa870acd24cf4ced89b079544051d3bd782195ea9b96d6397
MD5 hash:
ed6fa9757400a0de9596d59bd0262ebd
SHA1 hash:
0836c5ab9bed96b1d9618bc802792185c6ee21ca
Malware family:
LockBitBlack
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.82
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | CRIME_WIN32_RANSOM_BLACKMATTER |
|---|---|
| Author: | Rony (@r0ny_123) |
| Description: | Detects Blackmatter ransomware |
| Rule name: | Darkside |
|---|---|
| Author: | @bartblaze |
| Description: | Identifies Darkside ransomware. |
| Rule name: | lb_apihashing_code_1 |
|---|---|
| Author: | 0x0d4y |
| Description: | This rule detects samples from the Lockbit3.0 (and BlackMatter) family unpacked in memory, identifying code reuse of key functions. |
| Rule name: | lb_stack_string_decrypt_1 |
|---|---|
| Author: | CTI Purple Team |
| Description: | This rule detects the code pattern of the Stack Strings decryption algorithm. |
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
| Rule name: | Windows_Ransomware_Lockbit_369e1e94 |
|---|---|
| Author: | Elastic Security |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
BLint
The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.
Findings
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (HIGH_ENTROPY_VA) | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::LoadLibraryW KERNEL32.dll::GetCommandLineA |
| WIN_BASE_IO_API | Can Create Files | KERNEL32.dll::GetFileAttributesW |
Comments
Login required
You need to login to in order to write a comment. Login with your abuse.ch account.