MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e26a536a087fa187d2204e615b100efcc258cdc4a587d7304cbfbabe17e659c1. 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: 8

Intelligence 8 IOCs YARA 29 File information Comments

SHA256 hash:	e26a536a087fa187d2204e615b100efcc258cdc4a587d7304cbfbabe17e659c1
SHA3-384 hash:	261b63413901ac65e6c0594ee879ef4d3395bf690751892ce79325d5f14e234bf52f22b49e64e57ac620ece909d37e99
SHA1 hash:	6d9650c9c27e2f5678b484854983154eaa42b64c
MD5 hash:	0237864896798999a7f2c89fae965320
humanhash:	timing-indigo-green-north
File name:	IronChain.exe
Download:	download sample
File size:	9'646'922 bytes
First seen:	2026-09-09 16:22:11 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	dcaf48c1f10b0efa0a4472200f3850ed (716 x Efimer, 60 x BlankGrabber, 23 x SalatStealer)
ssdeep	196608:2m2SVym5txE2hLOJwVqiqpCJVmdziYPSS3ua9zZHsonrUbRjMFi:25AyNGqaN+96guuZHsonwbpii
TLSH	T1DBA633696AB710E5DCB2C1389A628106E370BB131B72DBCF176457263E17AE3093F725
TrID	37.0% (.EXE) Win64 Executable (generic) (6522/11/2) 28.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 11.5% (.EXE) OS/2 Executable (generic) (2029/13) 11.3% (.EXE) Generic Win/DOS Executable (2002/3) 11.3% (.EXE) DOS Executable (generic) (2000/1)
Magika	pebin
dhash icon	3c99c92678c88d16
Reporter	Anonymous
Tags:	boot exe Ironchain malware Ransomware

Anonymous

destructive

Intelligence

File Origin

# of uploads :

# of downloads :

126

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

PyInstaller

Details

Link:

https://research.acce.ciphertechsolutions.com/results/d29432ce-41e7-4a78-b00e-1f5e060eb8d7/

Malware family:

n/a

ID:

File name:

IronChain.exe

Verdict:

Malicious activity

Analysis date:

2026-09-09 14:59:01 UTC

Tags:

evasion python ip-check smb pyinstaller ironchain ransomware upx openssl tool scan emmenhtal

Link:

https://app.any.run/tasks/a140ede7-9043-429c-a972-37ff43380d37

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/84662/

Detection(s):

SecuriteInfo.com.Python.Packed.104-3.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file in the %temp% subdirectories

Restart of the analyzed sample

Creating a window

Running batch commands

Creating a process with a hidden window

Launching a process

Creating a file

Creating a file in the Windows subdirectories

Launching a service

Launching the process to change the firewall settings

Сreating synchronization primitives

Creating a file in the system32 directory

Enabling the 'hidden' option for recently created files

Searching for the window

Using the Windows Management Instrumentation requests

Forced system process termination

Firewall traversal

Enabling autorun for a service

Launching a tool to kill processes

Enabling autorun by creating a file

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/e26a536a087fa187d2204e615b100efcc258cdc4a587d7304cbfbabe17e659c1

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/208c1176-5370-4d3c-8a9a-606d9726c9df

Score:

95%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/e26a536a087fa187d2204e615b100efcc258cdc4a587d7304cbfbabe17e659c1

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64

Link:

https://app.malva.re/file/0237864896798999a7f2c89fae965320

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/e26a536a087fa187d2204e615b100efcc258cdc4a587d7304cbfbabe17e659c1/

Gathering data

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=4jvfg2qip6qypurajzqvweao7tbfrtoeuwd5omcmx65l4f7glhaq._file

Result

Malware family:

n/a

Score:

8/10

Tags:

defense_evasion discovery execution exploit persistence privilege_escalation pyinstaller ransomware upx

Link:

https://tria.ge/reports/260909-tvc2fsgn2x/

Behaviour

Kills process with taskkill

Opens file in notepad (likely ransom note)

Runs net.exe

Runs ping.exe

Scheduled Task/Job: Scheduled Task

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Command and Scripting Interpreter: PowerShell

Event Triggered Execution: Netsh Helper DLL

Executes a command shell one-liner

System Network Configuration Discovery: Internet Connection Discovery

Launches sc.exe

Drops file in System32 directory

UPX packed file

Looks up external IP address via web service

Disables service(s)

Loads dropped DLL

Modifies file permissions

Stops running service(s)

Unexpected DNS network traffic destination

Modifies Windows Firewall

Possible privilege escalation attempt

Unpacked files

SH256 hash:

e26a536a087fa187d2204e615b100efcc258cdc4a587d7304cbfbabe17e659c1

MD5 hash:

0237864896798999a7f2c89fae965320

SHA1 hash:

6d9650c9c27e2f5678b484854983154eaa42b64c

Link:

https://www.unpac.me/results/1cc1612a-2f1a-43ad-9971-a11985e8ecd1/

SH256 hash:

052ad6a20d375957e82aa6a3c441ea548d89be0981516ca7eb306e063d5027f4

MD5 hash:

32da96115c9d783a0769312c0482a62d

SHA1 hash:

2ea840a5faa87a2fe8d7e5cb4367f2418077d66b

Link:

https://www.unpac.me/results/1cc1612a-2f1a-43ad-9971-a11985e8ecd1/

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/e26a536a087fa187d2204e615b100efcc258cdc4a587d7304cbfbabe17e659c1

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:	BLOWFISH_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for Blowfish constants

Rule name:	CAS_Malware_Hunting Create hunting rule
Author:	Michael Reinprecht
Description:	DEMO CAS YARA Rules for sample2.exe

Rule name:	CP_Script_Inject_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	Detects attempts to inject code into another process across PE, ELF, Mach-O binaries

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

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

Rule name:	DetectEncryptedVariants Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

Rule name:	Detect_all_IPv6_variants Create hunting rule
Author:	Bierchermuesli
Description:	Generic IPv6 catcher

Rule name:	Detect_PyInstaller Create hunting rule
Author:	Obscurity Labs LLC
Description:	Detects PyInstaller compiled executables across platforms

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

Rule name:	ldpreload Create hunting rule
Author:	xorseed
Reference:	https://stuff.rop.io/

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	pe_no_import_table Create hunting rule
Description:	Detect pe file that no import table

Rule name:	PyInstaller Create hunting rule
Author:	@bartblaze
Description:	Identifies executable converted using PyInstaller. This rule by itself does NOT necessarily mean the detected file is malicious.

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

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

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

Rule name:	UPX Create hunting rule
Author:	kevoreilly
Description:	UPX Unpacker: dump on OEP (original entry point)

Rule name:	upxHook Create hunting rule
Author:	@r3dbU7z
Description:	Detect artifacts from 'upxHook' - modification of UPX packer
Reference:	https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/

Rule name:	upx_largefile Create hunting rule
Author:	k3nr9

Rule name:	VECT_Ransomware Create hunting rule
Author:	Mustafa Bakhit
Description:	Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.

Rule name:	vmdetect Create hunting rule
Author:	nex
Description:	Possibly employs anti-virtualization techniques

Rule name:	WHIRLPOOL_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for WhirlPool constants

Rule name:	Win_FakeInstaller_PythonShellcodeLoader_Crepectl_2026 Create hunting rule
Author:	SixHands
Description:	Detects the analyzed fake installer sample using .key config, XOR key, and Python/fiber shellcode loader traits

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/84662/

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