MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 131da83b521f610819141d5c740313ce46578374abb22ef504a7593955a65f07. 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

Emotet (aka Heodo)

Vendor detections: 13

Intelligence 13 IOCs YARA 9 File information Comments

SHA256 hash:	131da83b521f610819141d5c740313ce46578374abb22ef504a7593955a65f07
SHA3-384 hash:	7821137351f1146a854bb82ffcec5c7bc9da8f0f1af0d06b293c9f4da64d4f9868e154b73688a03b2b4a2534dab3e1b9
SHA1 hash:	02bb630faf77a91c7de6b031b54de4467ab9da6f
MD5 hash:	4edc0efe1fd24f4f9ea234b83fcaeb6a
humanhash:	river-undress-ceiling-item
File name:	131da83b521f610819141d5c740313ce46578374abb22ef504a7593955a65f07
Download:	download sample
Signature	Heodo Create hunting rule
File size:	557'056 bytes
First seen:	2025-06-11 08:04:47 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	bc5a584cac4f34dae8014259006fd0d3 (1 x Heodo)
ssdeep	6144:LDpYW09Y6VTU5GKmHhfSvqDxXKwBm7Y4yaXR/MDWtVKdzVNwtO9mrmcFhb6E0y:LD89YsTi9iNKwBm7Ph/5KdH9mCcz6E0
TLSH	T170C47C56EA9512F8D06AC0B083464633B9357C8A0735BDFF07E466362E39AE16F3DB44
TrID	44.4% (.EXE) Win64 Executable (generic) (10522/11/4) 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	TheRavenFile
Tags:	akira Emotet exe Heodo Ransomware

RakeshKrish12

Source: https://github.com/TheRavenFile/Daily-Hunt/blob/main/Akira%20Ransomware

Intelligence

File Origin

# of uploads :

# of downloads :

1'139

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

131da83b521f610819141d5c740313ce46578374abb22ef504a7593955a65f07.exe

Verdict:

No threats detected

Analysis date:

2025-06-04 04:33:43 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/17342f15-f3c6-4b4c-babf-7b622d80a844

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/8902/

Verdict:

Malicious

Score:

97.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=684938ca07b5e8c1cfe63c6a

Tags:

virus

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/131da83b521f610819141d5c740313ce46578374abb22ef504a7593955a65f07

Malware family:

Akira Ransomware

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/c3da12d4-a6b9-4d6b-8af3-d0264b877662

Result

Threat name:

Akira

Detection:

malicious

Classification:

rans

Score:

64 / 100

Link:

https://www.joesandbox.com/analysis/1711994

Signature

Antivirus / Scanner detection for submitted sample

Multi AV Scanner detection for submitted file

Yara detected Akira Ransomware

Behaviour

Behavior Graph:

Download SVG

Score:

63%

Verdict:

Susipicious

File Type:

Link:

https://malprob.io/report/131da83b521f610819141d5c740313ce46578374abb22ef504a7593955a65f07

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/131da83b521f610819141d5c740313ce46578374abb22ef504a7593955a65f07/

Threat name:

Win64.Ransomware.Megazord

Status:

Malicious

First seen:

2024-03-16 04:17:00 UTC

AV detection:

17 of 20 (85.00%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=cmo2qo2sd5qqqgiudvohiaytzzdfpa3uvozc55ieu5mtsvngl4dq._file

Verdict:

malicious

Label(s):

megazordransomware

Result

Malware family:

n/a

Score:

3/10

Tags:

n/a

Link:

https://tria.ge/reports/250611-jy2twa1wdz/

Verdict:

Malicious

Tags:

Multios.Ransomware.Megazord-10021030-1

YARA:

n/a

Link:

https://app.threat.zone/submission/124d3871-c744-433c-bc07-f7c7f0ae1715

Unpacked files

SH256 hash:

131da83b521f610819141d5c740313ce46578374abb22ef504a7593955a65f07

MD5 hash:

4edc0efe1fd24f4f9ea234b83fcaeb6a

SHA1 hash:

02bb630faf77a91c7de6b031b54de4467ab9da6f

Detections:

AkiraRansomare

Link:

https://www.unpac.me/results/85e9475b-3afe-4270-a10a-1d74d7f9f181/

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/131da83b521f610819141d5c740313ce46578374abb22ef504a7593955a65f07

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:	cobalt_strike_tmp01925d3f Create hunting rule
Author:	The DFIR Report
Description:	files - file ~tmp01925d3f.exe
Reference:	https://thedfirreport.com

Rule name:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	Emotet Create hunting rule
Author:	Dhanunjaya
Description:	Yara Rule To Detect Emotet

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	Multi_Ransomware_Akira_21842eb3 Create hunting rule
Author:	Elastic Security

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	ProgramLanguage_Rust Create hunting rule
Author:	albertzsigovits
Description:	Application written in Rust programming language

Rule name:	Rustyloader_mem_loose Create hunting rule
Author:	James_inthe_box
Description:	Corroded buerloader
Reference:	https://app.any.run/tasks/83064edd-c7eb-4558-85e8-621db72b2a24

Rule name:	SEH__vectored Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

Cape

https://www.capesandbox.com/analysis/8902/

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

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (GUARD_CF)	high

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CreateProcessW KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThread
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryA KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetSystemInfo KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineW KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::SetConsoleMode KERNEL32.dll::SetConsoleTextAttribute KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleScreenBufferInfo KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileW KERNEL32.dll::MoveFileExW KERNEL32.dll::GetWindowsDirectoryW KERNEL32.dll::GetSystemDirectoryW KERNEL32.dll::GetFileAttributesW KERNEL32.dll::FindFirstFileW
WIN_BCRYPT_API	Can Encrypt Files	bcrypt.dll::BCryptGenRandom
WIN_SVC_API	Can Manipulate Windows Services	ADVAPI32.dll::OpenSCManagerA

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