MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9a23e3b2d894fb3af028f7bc2eae2da52c723eb2cc9b76a5d4efc98bdcba92a1. 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

Smoke Loader

Vendor detections: 18

Intelligence 18 IOCs YARA 4 File information Comments

SHA256 hash:	9a23e3b2d894fb3af028f7bc2eae2da52c723eb2cc9b76a5d4efc98bdcba92a1
SHA3-384 hash:	18e190177ec16c78b5c1b95c8380acc611c17a6c17afd4a8d8c2a56243b4edbd653960adfbea129a5805b16937a8b537
SHA1 hash:	3e5bc795da457140b935e2dfef6b31dc7ea0dd2f
MD5 hash:	95347c196bf97d1a7fbd7461d42898be
humanhash:	ink-nine-green-connecticut
File name:	95347c196bf97d1a7fbd7461d42898be.exe
Download:	download sample
Signature	Smoke Loader Create hunting rule
File size:	221'184 bytes
First seen:	2024-09-06 07:27:06 UTC
Last seen:	2024-09-06 08:32:00 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	371f652fdd8e6836c241a37f6252659c (1 x Stealc, 1 x GCleaner, 1 x Smoke Loader)
ssdeep	3072:ct7l9Bx/d/vBKjcEb+tvDq3KbPw5BeHeCd/Bbga9//qqWo:OBx/d/vBKjcFusPkw+KWgqq
TLSH	T195247C00BAE6D026EDA747345A30F7A15E3ABCF2EE7D818F32547A1F19736D08915722
TrID	47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10523/12/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
File icon (PE):
dhash icon	0010344264240000 (1 x Smoke Loader)
Reporter	abuse_ch
Tags:	exe Smoke Loader

Intelligence

File Origin

# of uploads :

# of downloads :

449

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

95347c196bf97d1a7fbd7461d42898be.exe

Verdict:

Malicious activity

Analysis date:

2024-09-06 08:00:20 UTC

Tags:

loader smokeloader

Link:

https://app.any.run/tasks/3b290aae-baca-48cd-b768-034371d9aa2c

Note:

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

Detection(s):

SecuriteInfo.com.Trojan.DownLoader47.34652.11908.1096.UNOFFICIAL

Verdict:

Malicious

Score:

93.3%

Link:

https://cyber-fortress.com/docs/result/index.php?id=66daaf07f3d7ccf99f9021cd

Tags:

Variant

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Creating a file in the %AppData% directory

Enabling the 'hidden' option for recently created files

DNS request

Connection attempt

Sending an HTTP POST request

Unauthorized injection to a system process

Enabling autorun by creating a file

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

babar epmicrosoft_visual_cc fingerprint microsoft_visual_cc packed smokeloader

Link:

https://www.filescan.io/uploads/66daaf07362fc3477390a3b5/reports/1fb0552a-cc3f-4e0b-bb8f-c2be594ce747/overview

Verdict:

Malicious

Labled as:

Midie.Generic

Link:

https://www.hybrid-analysis.com/sample/9a23e3b2d894fb3af028f7bc2eae2da52c723eb2cc9b76a5d4efc98bdcba92a1

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:

Unknown

Link:

https://analyze.intezer.com/analyses/834c7665-b22c-4aa5-8030-0cbbe660f745

Result

Threat name:

SmokeLoader

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1505455

Signature

AI detected suspicious sample

Benign windows process drops PE files

C2 URLs / IPs found in malware configuration

Checks if the current machine is a virtual machine (disk enumeration)

Creates a thread in another existing process (thread injection)

Deletes itself after installation

Detected unpacking (changes PE section rights)

Found malware configuration

Hides that the sample has been downloaded from the Internet (zone.identifier)

Machine Learning detection for dropped file

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Maps a DLL or memory area into another process

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Suricata IDS alerts for network traffic

Switches to a custom stack to bypass stack traces

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Yara detected SmokeLoader

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/9a23e3b2d894fb3af028f7bc2eae2da52c723eb2cc9b76a5d4efc98bdcba92a1

Detection:

smokeloader

Link:

https://mwdb.cert.pl/sample/9a23e3b2d894fb3af028f7bc2eae2da52c723eb2cc9b76a5d4efc98bdcba92a1/

Threat name:

Win32.Trojan.GCleaner

Status:

Malicious

First seen:

2024-09-03 10:33:08 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

21 of 24 (87.50%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=tir6hmwyst5tv4bi666c5lrnuuwhepvszsnxnjou57eyxxf2skqq._file

Verdict:

malicious

Result

Malware family:

smokeloader

Score:

10/10

Tags:

family:smokeloader botnet:pub1 backdoor discovery trojan

Link:

https://tria.ge/reports/240906-jan8watglc/

Behaviour

Checks SCSI registry key(s)

Program crash

System Location Discovery: System Language Discovery

SmokeLoader

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/3062cb10-cb90-4bee-b13f-0d53ec18dd8c

Unpacked files

SH256 hash:

a50f0f6520f575916cf5e95721f4f4465501dfc2e9d3bcf22e99b10b91717c24

MD5 hash:

a53f4ff99fb51fea931a577880ec744e

SHA1 hash:

1355c69a04f9e283dac7d9a234c0f18183432d58

Detections:

SmokeLoaderStage2

win_smokeloader_a2

Link:

https://www.unpac.me/results/bc851298-cf41-47ec-a9fc-2e224d77a042/

Parent samples :

0599250511b7b3ec63303fa14e98edef3092d61614e07106cf274bd6d43b2451
822d4a0dc03fa0348fc8a12c3e0c3c10ad433abbf34f858b64406beaf8606d87
f691d08d4d08a092f52d63eb5a5fce0cbdeeaa042c18282c73ac5ebb627c25d3
9a23e3b2d894fb3af028f7bc2eae2da52c723eb2cc9b76a5d4efc98bdcba92a1
1f527c33a9a07976aee7a744579f7efe6ca704660c4b1d8c86e138cfe9000c45
dfe6226632702de153cf28a07ce5939072365797a8cc358932a62052a0c7f010

SH256 hash:

9a23e3b2d894fb3af028f7bc2eae2da52c723eb2cc9b76a5d4efc98bdcba92a1

MD5 hash:

95347c196bf97d1a7fbd7461d42898be

SHA1 hash:

3e5bc795da457140b935e2dfef6b31dc7ea0dd2f

Link:

https://www.unpac.me/results/bc851298-cf41-47ec-a9fc-2e224d77a042/

Malware family:

SmokeLoader

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/9a23e3b2d894/report/overview.html

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/9a23e3b2d894fb3af028f7bc2eae2da52c723eb2cc9b76a5d4efc98bdcba92a1

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:	DebuggerHiding__Active 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.

Web download

Smoke Loader

exe 9a23e3b2d894fb3af028f7bc2eae2da52c723eb2cc9b76a5d4efc98bdcba92a1

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3112849/

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 (HIGH_ENTROPY_VA)	high
CHECK_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetStartupInfoA KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleOutputW KERNEL32.dll::WriteConsoleW KERNEL32.dll::SetConsoleMode KERNEL32.dll::SetConsoleTitleA KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleAliasesLengthA KERNEL32.dll::GetConsoleAliasExesLengthW KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CopyFileExA KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateFileW
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameA KERNEL32.dll::GetComputerNameW KERNEL32.dll::QueryDosDeviceW

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