MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5f4b21979983973903a2762040f3240c86e87faf5da1bf6cfb0ab6f82c10914. 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


Threat unknown


Vendor detections: 7


Intelligence 7 IOCs YARA 21 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b5f4b21979983973903a2762040f3240c86e87faf5da1bf6cfb0ab6f82c10914
SHA3-384 hash: 8d70b1739ae978c77f64aee7b3ba8a9089b07b53bf729fd8ebde35bf7b40df433101a600997d97d65b860280fcc3681c
SHA1 hash: 2689b8fb49cd16858c033bfca39900e240018bff
MD5 hash: c5c374c2a7a4090dcbb3a5ad0f71db0f
humanhash: failed-music-bluebird-uncle
File name:c5c374c2a7a4090dcbb3a5ad0f71db0f.exe
Download: download sample
File size:13'416'515 bytes
First seen:2024-09-02 05:55:35 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 49152:hNSykPWImP4a4yqP3DLbWvHShw2pDkhB0KZMnyZ8S//JDWVyfcwiZ+cK5iPN89F0:8WJWZ3fhw2RuB0yZ8KhBc18zCEy5h3R
TLSH T122D62A47E89550B8D4AAE13585668252BB717C488B3077E73F60F7B87F76BC0AA78700
TrID 44.4% (.EXE) Win64 Executable (generic) (10523/12/4)
21.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.ICL) Windows Icons Library (generic) (2059/9)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
Reporter abuse_ch
Tags:exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
352
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.WinGo.Merlin.1931.28879.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
89.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66d55390a0c486d2f79403c1
Tags:
n/a
Result
Verdict:
Clean
Maliciousness:
Verdict:
Unknown
Threat level:
  10/10
Confidence:
100%
Tags:
golang overlay packed
Link:
https://www.filescan.io/uploads/66d5537fcf394bc42d268873/reports/1390655b-5a5a-4ad6-902f-556b61dcbb2f/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/b5f4b21979983973903a2762040f3240c86e87faf5da1bf6cfb0ab6f82c10914
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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/db9aaabc-d38d-45b5-8a98-40797b723054
Result
Threat name:
n/a
Detection:
unknown
Classification:
n/a
Score:
2 / 100
Link:
https://www.joesandbox.com/analysis/1502708
Behaviour
Behavior Graph:
Download SVG
Score:
36%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/b5f4b21979983973903a2762040f3240c86e87faf5da1bf6cfb0ab6f82c10914
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b5f4b21979983973903a2762040f3240c86e87faf5da1bf6cfb0ab6f82c10914/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wx2leglzta4xheb2e5raidzsideg5b726xnbx5wpwcvw7awbbeka._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/240902-gm37fsvbpa/
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/68c1045b-a3bd-4de4-82d4-5981d8d3ca09
Unpacked files
SH256 hash:
b5f4b21979983973903a2762040f3240c86e87faf5da1bf6cfb0ab6f82c10914
MD5 hash:
c5c374c2a7a4090dcbb3a5ad0f71db0f
SHA1 hash:
2689b8fb49cd16858c033bfca39900e240018bff
Link:
https://www.unpac.me/results/bd496487-634e-4f05-be1d-b2e471dd6f46/
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/b5f4b21979983973903a2762040f3240c86e87faf5da1bf6cfb0ab6f82c10914

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:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__ConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Detect_Nimplant_PE
Create hunting rule
Author:daniyyell
Description:Detects malicious nimplant variant PE malware.
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:golang_duffcopy_amd64
Create hunting rule
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants

File information

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

Web download

Executable exe b5f4b21979983973903a2762040f3240c86e87faf5da1bf6cfb0ab6f82c10914

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3141690/
  
Delivery method
Distributed via web download

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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments