MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c532d28f9700abba1a4803c3a9d886c8c4fb26f84cf2399c533d68cfdcec4fa7. 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


BlackBasta


Vendor detections: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c532d28f9700abba1a4803c3a9d886c8c4fb26f84cf2399c533d68cfdcec4fa7
SHA3-384 hash: 431e0664e8cde251aec482626cf3eb8def8f3eff617beeb2c2704e4267da67d510f39cc8d524f08d097a41a8dae35566
SHA1 hash: 5244f99411acdf30ca6832b2e6352afdd68c88f3
MD5 hash: fe8dae06d4b9165c6be675e184bfaca9
humanhash: connecticut-pasta-wyoming-bakerloo
File name:c532d28f9700abba1a4803c3a9d886c8c4fb26f84cf2399c533d68cfdcec4fa7
Download: download sample
Signature BlackBasta
Create hunting rule
File size:932'808 bytes
First seen:2022-11-03 07:54:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3e4e519a89862e03fb49eebf28af0444 (1 x BlackBasta)
ssdeep 12288:0/YpRRbRftUf8S7DMbrhL+52971/XtnP1APDoEqb9CSnrzKTJnIii1be9hnU3Mue:RJbXK7Du8gDPWPUECf8ade0aldNYlA
TLSH T1B115123172E388E2D83125B1695098A6667DF7514E814A7B23EC827E1EF43C05B7BCB7
TrID 32.2% (.EXE) Win64 Executable (generic) (10523/12/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4505/5/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon b1cc96232b23ccf0 (2 x BlackBasta)
Reporter JAMESWT_WT
Tags:BlackBasta exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
313
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c532d28f9700abba1a4803c3a9d886c8c4fb26f84cf2399c533d68cfdcec4fa7
Verdict:
No threats detected
Analysis date:
2022-11-03 08:03:10 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/1a5cab10-3036-4dea-b184-a4c75afb4c25

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/327727/
Detection(s):
SecuriteInfo.com.Trojan.Siggen18.64776.8138.8865.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/47827/overview
Behaviour
MalwareBazaar
MeasuringTime
EvasionQueryPerformanceCounter
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware obfuscated overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/636373d973a0205b3f778c42/reports/4c22d432-96ea-4518-a65e-3e3ae9ca0605/overview
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:
BlackBasta Ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d5699ada-7e20-4bb8-9df5-54f0b3011531
Result
Threat name:
BlackBasta, PrivateLoader
Create hunting rule
Detection:
malicious
Classification:
rans.spre.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1104130
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Contain functionality to detect virtual machines
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to inject code into remote processes
Deletes shadow drive data (may be related to ransomware)
Found ransom note / readme
Found Tor onion address
Infects executable files (exe, dll, sys, html)
Injects a PE file into a foreign processes
Machine Learning detection for sample
May disable shadow drive data (uses vssadmin)
Multi AV Scanner detection for submitted file
Tries to detect virtualization through RDTSC time measurements
Writes a notice file (html or txt) to demand a ransom
Writes many files with high entropy
Yara detected BlackBasta ransomware
Yara detected PrivateLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 736794 Sample: Lz6JqLZypj.exe Startdate: 03/11/2022 Architecture: WINDOWS Score: 100 38 Antivirus detection for URL or domain 2->38 40 Antivirus / Scanner detection for submitted sample 2->40 42 Multi AV Scanner detection for submitted file 2->42 44 6 other signatures 2->44 8 Lz6JqLZypj.exe 2->8         started        process3 signatures4 46 Contain functionality to detect virtual machines 8->46 48 Writes a notice file (html or txt) to demand a ransom 8->48 50 Contains functionality to inject code into remote processes 8->50 52 4 other signatures 8->52 11 Lz6JqLZypj.exe 1 352 8->11         started        process5 file6 30 C:\Program Files (x86)\...\AutoIt3_x64.exe, DOS 11->30 dropped 32 C:\readme.txt, data 11->32 dropped 34 C:\Recovery\readme.txt, data 11->34 dropped 36 45 other files (35 malicious) 11->36 dropped 54 Infects executable files (exe, dll, sys, html) 11->54 15 cmd.exe 1 11->15         started        18 cmd.exe 1 11->18         started        20 conhost.exe 11->20         started        signatures7 process8 signatures9 56 May disable shadow drive data (uses vssadmin) 15->56 58 Deletes shadow drive data (may be related to ransomware) 15->58 22 conhost.exe 15->22         started        24 vssadmin.exe 1 15->24         started        26 conhost.exe 18->26         started        28 vssadmin.exe 1 18->28         started        process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c532d28f9700abba1a4803c3a9d886c8c4fb26f84cf2399c533d68cfdcec4fa7/
Threat name:
Win32.Ransomware.Blackbasta
Create hunting rule
Status:
Malicious
First seen:
2022-05-05 21:41:16 UTC
File Type:
PE (Exe)
Extracted files:
7
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yuznfd4xacv3ugsiapb2twegzdcpwjxyjtzdthcthvum7xhmj6tq._file
Verdict:
malicious
Result
Malware family:
blackbasta
Create hunting rule
Score:
  10/10
Tags:
family:blackbasta ransomware
Link:
https://tria.ge/reports/221103-jr5besfhb6/
Behaviour
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Black Basta
Black Basta payload
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/166f167c-e44b-4516-ac87-2bd384a7b6f0
Unpacked files
SH256 hash:
c532d28f9700abba1a4803c3a9d886c8c4fb26f84cf2399c533d68cfdcec4fa7
MD5 hash:
fe8dae06d4b9165c6be675e184bfaca9
SHA1 hash:
5244f99411acdf30ca6832b2e6352afdd68c88f3
Link:
https://www.unpac.me/results/e860b2c2-ab92-4607-b34d-f2f8965738a8/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/c532d28f9700abba1a4803c3a9d886c8c4fb26f84cf2399c533d68cfdcec4fa7

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com

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/327727/

Comments