MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7f6dd0ca03f04b64024e86a72a6d7cfab6abccc2173b85896fc4b431990a5984. 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: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7f6dd0ca03f04b64024e86a72a6d7cfab6abccc2173b85896fc4b431990a5984
SHA3-384 hash: 18fc0ae8c2dd2c59a1d7295947433c958c456ba822c64b8a63b2f949a4d976a5876ee8898fddb287590601ce18029ea6
SHA1 hash: e324a2c8fae0d26b12f00ac859340f8d9945a9c1
MD5 hash: d0512f2063cbd79fb0f770817cc81ab3
humanhash: steak-paris-diet-hydrogen
File name:7f6dd0ca03f04b64024e86a72a6d7cfab6abccc2173b85896fc4b431990a5984.bin
Download: download sample
Signature BlackMatter
Create hunting rule
File size:68'640 bytes
First seen:2021-08-01 22:58:26 UTC
Last seen:2021-08-01 23:45:28 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash c94b1566bf307396953c849ef18f9857 (4 x BlackMatter, 1 x BlackMatter)
ssdeep 1536:RzICS4AT6GxdEe+TOdincJXvKv8Zg3kl/:qR7auJXSkZg3C/
Threatray 1 similar samples on MalwareBazaar
TLSH T110633A207081F0B3E466DAF3E70AB5A26349DE360D766827E9E80F042DF85536F15D97
Reporter Arkbird_SOLG
Tags:BlackMatter exe Ransomware

Intelligence

File Origin
# of uploads :
2
# of downloads :
433
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
3.exe
Verdict:
Malicious activity
Analysis date:
2021-08-01 21:27:13 UTC
Tags:
ransomware
Link:
https://app.any.run/tasks/19a5e444-b3df-49d1-a290-914c60538e49

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/175607/
Detection(s):
SecuriteInfo.com.Heur.Mint.Zard.25.27076.25358.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Using the Windows Management Instrumentation requests
Launching a service
DNS request
Connection attempt
Creating a file
Delayed writing of the file
Changing a file
Reading critical registry keys
Sending a UDP request
Sending a custom TCP request
Sending an HTTP GET request
Stealing user critical data
Creating a file in the mass storage device
Forced shutdown of a browser
Encrypting user's files
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
DarkMatter ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4a2d3d9b-b7e6-4913-8357-0aea96c1a9bb
Result
Threat name:
Unknown
Detection:
malicious
Classification:
rans.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/825184
Signature
Antivirus / Scanner detection for submitted sample
Changes the wallpaper picture
Contains functionality to detect hardware virtualization (CPUID execution measurement)
Found Tor onion address
Hides threads from debuggers
Machine Learning detection for sample
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for submitted file
Writes a notice file (html or txt) to demand a ransom
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7f6dd0ca03f04b64024e86a72a6d7cfab6abccc2173b85896fc4b431990a5984/
Threat name:
Win32.Trojan.MintZard
Create hunting rule
Status:
Malicious
First seen:
2021-08-01 12:34:15 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
27 of 46 (58.70%)
Threat level:
  5/5
Verdict:
suspicious
Similar samples:
22d7d67c3af10b1a37f277ebabe2d1eb4fd25afbd6437d4377400e148bcc08d6
BlackMatter
Result
Malware family:
n/a
Score:
  10/10
Tags:
ransomware
Link:
https://tria.ge/reports/210801-dabbenznwn/
Behaviour
Modifies Control Panel
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Sets desktop wallpaper using registry
Suspicious use of NtSetInformationThreadHideFromDebugger
Enumerates connected drives
Modifies extensions of user files
Unpacked files
SH256 hash:
7f6dd0ca03f04b64024e86a72a6d7cfab6abccc2173b85896fc4b431990a5984
MD5 hash:
d0512f2063cbd79fb0f770817cc81ab3
SHA1 hash:
e324a2c8fae0d26b12f00ac859340f8d9945a9c1
Link:
https://www.unpac.me/results/fefe9346-8c13-4b25-b62c-b019de3e88d7/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/7f6dd0ca03f0/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/7f6dd0ca03f04b64024e86a72a6d7cfab6abccc2173b85896fc4b431990a5984

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:BlackMatter
Create hunting rule
Author:ATR McAfee
Rule name:CRIME_WIN32_RANSOM_BLACKMATTER
Create hunting rule
Author:Rony (@r0ny_123)
Description:Detects Blackmatter ransomware
Rule name:Darkside
Create hunting rule
Author:@bartblaze
Description:Identifies Darkside ransomware.
Rule name:RAN_BlackMatter_Aug_2021_1
Create hunting rule
Author:Arkbird_SOLG
Description:Detect BlackMatter ransomware
Reference:https://twitter.com/abuse_ch/status/1421834305416933376

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/175607/

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