MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4cefaa9c547f282b73828d5330a47d774fbf23e9cdafe1e4dc7507e9415ddb3e. 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: 10
| SHA256 hash: | 4cefaa9c547f282b73828d5330a47d774fbf23e9cdafe1e4dc7507e9415ddb3e |
|---|---|
| SHA3-384 hash: | 4ae9d564d6355c052e1a44cfeb59f08317f4bf0b6ffab5a06f6851bc4648fafe99d5f574166d9a6a4f6fdbe5261cddd7 |
| SHA1 hash: | 5fb869a2d2f3de24e756c576f022781c4b74598e |
| MD5 hash: | 34e55b241ba3693f35112330357a8edf |
| humanhash: | rugby-pluto-high-sad |
| File name: | 4cefaa9c547f282b73828d5330a47d774fbf23e9cdafe1e4dc7507e9415ddb3e |
| Download: | download sample |
| Signature | BlackMatter |
| File size: | 148'992 bytes |
| First seen: | 2023-01-08 12:25:29 UTC |
| Last seen: | 2023-03-10 20:05:51 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 41fb8cb2943df6de998b35a9d28668e8 (159 x BlackMatter, 9 x LockBit, 1 x DragonForce) |
| ssdeep | 3072:u6glyuxE4GsUPnliByocWepfVxexiPIIV:u6gDBGpvEByocWepeYV |
| Threatray | 16'345 similar samples on MalwareBazaar |
| TLSH | T135E37E21B112D0B3C87718F13B36B571F39E4E6C15956847EAE80F9DBCA48232F45A97 |
| 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) (4505/5/1) 7.8% (.EXE) Win16/32 Executable Delphi generic (2072/23) 7.8% (.ICL) Windows Icons Library (generic) (2059/9) |
| Reporter |  petikvx |
| Tags: | BlackMatter exe lockbit Ransomware |
Intelligence
File Origin
# of uploads :
2
# of downloads :
903
Origin country :
FRVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PG VS.zip
Verdict:
Malicious activity
Analysis date:
2023-01-08 05:02:57 UTC
Tags:
ransomware
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Сreating synchronization primitives
Launching a service
Using the Windows Management Instrumentation requests
Changing a file
Creating a file
Moving a recently created file
Reading critical registry keys
Creating a file in the %AppData% directory
Creating a file in the %AppData% subdirectories
Moving a file to the %AppData% subdirectory
Creating a file in the %temp% directory
Moving a file to the %temp% directory
Stealing user critical data
Forced shutdown of a browser
Encrypting user's files
Verdict:
No Threat
Threat level:
2/10
Confidence:
100%
Tags:
packed
Malware family:
LockBit Ransomware
Verdict:
Malicious
Result
Threat name:
LockBit ransomware
Detection:
malicious
Classification:
rans.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Contains functionality to detect hardware virtualization (CPUID execution measurement)
Found ransom note / readme
Found Tor onion address
Hides threads from debuggers
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for submitted file
Writes many files with high entropy
Yara detected LockBit ransomware
Behaviour
Behavior Graph:
Detection:
lockbit
Threat name:
Win32.Ransomware.Lockbit
Status:
Malicious
First seen:
2022-09-27 18:00:42 UTC
File Type:
PE (Exe)
AV detection:
34 of 41 (82.93%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 16'335 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
8/10
Tags:
ransomware spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops desktop.ini file(s)
Reads user/profile data of web browsers
Modifies extensions of user files
Unpacked files
SH256 hash:
4cefaa9c547f282b73828d5330a47d774fbf23e9cdafe1e4dc7507e9415ddb3e
MD5 hash:
34e55b241ba3693f35112330357a8edf
SHA1 hash:
5fb869a2d2f3de24e756c576f022781c4b74598e
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.26
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: | 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.
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