MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d21c71a090cd6759efc1f258b4d087e82c281ce65a9d76f20a24857901e694fc. 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
Conti
Vendor detections: 9
| SHA256 hash: | d21c71a090cd6759efc1f258b4d087e82c281ce65a9d76f20a24857901e694fc |
|---|---|
| SHA3-384 hash: | 4a3c6863a5afc521b1026580804324901b6c10dc90439c1f4852ebf8fd87db4e2c1d70de60dfd85aadd3f0e3587e46c8 |
| SHA1 hash: | ab0c3361bf3ab8b7c40883b2d3107aa7f1d7428b |
| MD5 hash: | 9152cb45994adab4dc27c33ee72a66e1 |
| humanhash: | london-mobile-rugby-high |
| File name: | 9152cb45_by_Libranalysis |
| Download: | download sample |
| Signature | Conti |
| File size: | 330'240 bytes |
| First seen: | 2021-05-14 19:12:23 UTC |
| Last seen: | 2021-05-14 19:51:43 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 6c4dc31c1626e6ea434bd07db7c2bc89 (1 x Conti) |
| ssdeep | 6144:kbIcqOrL3sxz5nq0d2Uyr7COWDzO2beJf/kCeg4ZRD:5cqOHEVnqnUy/COWDzneJW |
| Threatray | 5 similar samples on MalwareBazaar |
| TLSH | 18649D30BA90C036E0B71DF445B6C3B8692B7DB2972451CBE2D42BEA56346E5DC31B87 |
| Reporter |  Libranalysis |
| Tags: | conti |
Intelligence
File Origin
# of uploads :
2
# of downloads :
415
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
http://hosting.caveosystems.com/sample.zip
Verdict:
No threats detected
Analysis date:
2021-05-14 16:24:06 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Conti
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a UDP request
Using the Windows Management Instrumentation requests
Launching a service
Launching a process
Connection attempt
Creating a file
Changing a file
Creating a file in the Program Files directory
Moving a file to the Program Files directory
Creating a file in the Program Files subdirectories
Moving a file to the Program Files subdirectory
Modifying an executable file
Creating a file in the mass storage device
Encrypting user's files
Result
Threat name:
Conti
Detection:
malicious
Classification:
rans.evad
Score:
96 / 100
Signature
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found potential dummy code loops (likely to delay analysis)
Found ransom note / readme
Found Tor onion address
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Writes many files with high entropy
Yara detected Conti ransomware
Behaviour
Behavior Graph:
Threat name:
Win32.Ransomware.Conti
Status:
Malicious
First seen:
2021-05-14 19:14:19 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
Result
Malware family:
conti
Score:
10/10
Tags:
family:conti ransomware spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Drops file in Program Files directory
Drops desktop.ini file(s)
Reads user/profile data of web browsers
Modifies extensions of user files
Conti Ransomware
Suspicious use of NtCreateProcessExOtherParentProcess
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Conti
Score:
1.00
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: | Conti |
|---|---|
| Author: | kevoreilly |
| Description: | Conti Ransomware |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Comments
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MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [C0003.001] Communication Micro-objective::Create Pipe::Interprocess Communication
1) [C0027.009] Cryptography Micro-objective::RC4::Encrypt Data
2) [C0021.004] Cryptography Micro-objective::RC4 PRGA::Generate Pseudo-random Sequence
3) [C0045] File System Micro-objective::Copy File
4) [C0049] File System Micro-objective::Get File Attributes
5) [C0051] File System Micro-objective::Read File
6) [C0052] File System Micro-objective::Writes File
7) [C0040] Process Micro-objective::Allocate Thread Local Storage
8) [C0043] Process Micro-objective::Check Mutex
9) [C0041] Process Micro-objective::Set Thread Local Storage Value
10) [C0018] Process Micro-objective::Terminate Process