MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 23ef840aa08355dcb42cb532bb847002ee62de008433c647a738525d8f187310. 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

IrisStealer

Vendor detections: 14

Intelligence 14 IOCs YARA 6 File information Comments

SHA256 hash:	23ef840aa08355dcb42cb532bb847002ee62de008433c647a738525d8f187310
SHA3-384 hash:	0136158ea4b2a6a717f7c93bc98a4d3473d2ed8de44a2831410e44d8f17668c156fe0d34ed8f9474e9ce7d086690c43f
SHA1 hash:	dd935e07852fcecc3d7e990d0308131387d3b22a
MD5 hash:	dade6b7c4398ebb3590f7937075e3f6e
humanhash:	uranus-gee-indigo-indigo
File name:	dade6b7c4398ebb3590f7937075e3f6e.exe
Download:	download sample
Signature	IrisStealer Create hunting rule
File size:	16'610'689 bytes
First seen:	2025-03-24 16:53:48 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	c5640c7a22008f949f9bc94a27623f95 (3 x RaccoonStealer, 3 x IrisStealer, 2 x CoinMiner)
ssdeep	393216:bSatY8L2Vmd6melh2pOc/e+7G99YP0BmRFN+Mebm:bSai8yVmdKQpOun0Apim
TLSH	T172F6334052A006C9F3EA483388779527AB75F85A5F9BD78FC75C86200FB31EA5D71BA0
TrID	48.7% (.EXE) Win64 Executable (generic) (10522/11/4) 23.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 9.3% (.EXE) OS/2 Executable (generic) (2029/13) 9.2% (.EXE) Generic Win/DOS Executable (2002/3) 9.2% (.EXE) DOS Executable Generic (2000/1)
Magika	pebin
Reporter	abuse_ch
Tags:	exe IrisStealer

Intelligence

File Origin

# of uploads :

# of downloads :

439

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

dade6b7c4398ebb3590f7937075e3f6e.exe

Verdict:

Malicious activity

Analysis date:

2025-03-25 10:30:41 UTC

Tags:

python

Link:

https://app.any.run/tasks/a86e48f4-f87f-408c-931a-9099186d397c

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

SecuriteInfo.com.PyInstaller.13124.17635.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67e24d58bb84e066269edfac

Tags:

installer extens virus

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file in the %temp% subdirectories

Restart of the analyzed sample

Creating a file

Running batch commands

Creating a process with a hidden window

DNS request

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

anti-debug compiled-script crypto expand expired-cert lolbin microsoft_visual_cc overlay packed packed packer_detected pyarmor pyinstaller pyinstaller

Link:

https://www.filescan.io/uploads/67e18e44a08e28b31da25915/reports/147ee388-13c0-49e2-869c-72a9e0ec09e9/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/23ef840aa08355dcb42cb532bb847002ee62de008433c647a738525d8f187310

Result

Verdict:

MALICIOUS

Result

Threat name:

Iris Stealer

Detection:

malicious

Classification:

troj.evad

Score:

84 / 100

Link:

https://www.joesandbox.com/analysis/1647331

Behaviour

Behavior Graph:

n/a

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/23ef840aa08355dcb42cb532bb847002ee62de008433c647a738525d8f187310

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/23ef840aa08355dcb42cb532bb847002ee62de008433c647a738525d8f187310/

Threat name:

Win64.Malware.Heuristic

Status:

Malicious

First seen:

2025-03-23 19:58:07 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

19 of 24 (79.17%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=epxyicvaqnk5znbmwuzlxbdqalxgfxqaqqz4mr5hhbjf3dyyomia._file

Result

Malware family:

n/a

Score:

7/10

Tags:

pyinstaller

Link:

https://tria.ge/reports/250324-vemfmawpw8/

Behaviour

Suspicious use of WriteProcessMemory

Suspicious use of NtSetInformationThreadHideFromDebugger

Loads dropped DLL

Verdict:

Malicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/2d0b97ce-3eb8-421c-8ec2-5a917e5014db

Unpacked files

SH256 hash:

23ef840aa08355dcb42cb532bb847002ee62de008433c647a738525d8f187310

MD5 hash:

dade6b7c4398ebb3590f7937075e3f6e

SHA1 hash:

dd935e07852fcecc3d7e990d0308131387d3b22a

Link:

https://www.unpac.me/results/d0ff69a4-4c9d-4abf-acc5-ede8bd24a9aa/

SH256 hash:

3592abd55c972c9dfe2bac104fbe3e1b4d1e392a3d29d7c5db3745a624fa6ff4

MD5 hash:

e726734d5d2e42cf0861d24bcf741b09

SHA1 hash:

6af8a994ad84259f7cf2a8f452b55ae44264bcc6

Link:

https://www.unpac.me/results/d0ff69a4-4c9d-4abf-acc5-ede8bd24a9aa/

SH256 hash:

9d03619721c887413315bd674dae694fbd70ef575eb0138f461a34e2dd98a5fd

MD5 hash:

e4761848102a6902b8e38f3116a91a41

SHA1 hash:

c262973e26bd9d8549d4a9abf4b7ae0ca4db75f0

Detections:

SUSP_OBF_PyArmor_Jan24

Link:

https://www.unpac.me/results/d0ff69a4-4c9d-4abf-acc5-ede8bd24a9aa/

Parent samples :

b6699f37fbf92723e57430df189036bc6a8b438776e815a9c4805ed5cae1c417
0e0a6b32901d6db7eb4873647a67ce0f69446a2efa2e87bd490d7a9c80e4c85c
b0ccad563c89aeb1319e33e712f447750767e7ededec5c403df7215fdac60b3c
23ef840aa08355dcb42cb532bb847002ee62de008433c647a738525d8f187310
208fc7562640165f2d750ebe56b264357e18447b15e4dd37c96f3c3df3ff4745

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/23ef840aa08355dcb42cb532bb847002ee62de008433c647a738525d8f187310

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

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:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

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

File information

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

Web download

IrisStealer

exe 23ef840aa08355dcb42cb532bb847002ee62de008433c647a738525d8f187310

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3338527/

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

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

Reviews

ID	Capabilities	Evidence
AUTH_API	Manipulates User Authorization	ADVAPI32.dll::ConvertSidToStringSidW ADVAPI32.dll::ConvertStringSecurityDescriptorToSecurityDescriptorW
SECURITY_BASE_API	Uses Security Base API	ADVAPI32.dll::GetTokenInformation
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CreateProcessW ADVAPI32.dll::OpenProcessToken KERNEL32.dll::CloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetDriveTypeW KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineW KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetConsoleCtrlHandler KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateFileW KERNEL32.dll::DeleteFileW KERNEL32.dll::RemoveDirectoryW KERNEL32.dll::SetDllDirectoryW
WIN_USER_API	Performs GUI Actions	USER32.dll::CreateWindowExW

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