MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 44b1d6e0cc054e581350739403e2c9b99e5758bd3da8b10cd087626272d71e91. 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 2 File information Comments

SHA256 hash:	44b1d6e0cc054e581350739403e2c9b99e5758bd3da8b10cd087626272d71e91
SHA3-384 hash:	35fa34e805a844a51634d05aea2da1b8ad8677a30acb4636859dc991cfedab0aaf4f0151c15316515a5b59764bfb4f66
SHA1 hash:	79024e1bb20fa1d46b7b135c230010c2720d57e6
MD5 hash:	8f7e3fa4b507ef8114bd09c4c39b40ab
humanhash:	burger-double-alpha-louisiana
File name:	setup3.exe
Download:	download sample
Signature	Smoke Loader Create hunting rule
File size:	375'808 bytes
First seen:	2024-10-20 09:13:29 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	75f9fffd32a279be2c5f550d3fb72d16 (3 x Stealc, 2 x Smoke Loader)
ssdeep	6144:iJlLY7RbNJFm5JHdf2x/B+Q+FzLk41BFGMtwx+7sVUIHf:ircRbAOx5+/FfkXOG
TLSH	T1E384E12276D0C472C66349709C36D7B859BFB9216EB494CB37642B6F2E303D19A3631B
TrID	47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10522/11/4) 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	94c6eebe968e8680 (1 x Smoke Loader)
Reporter	NDA0E
Tags:	exe Smoke Loader SmokeLoader

Intelligence

File Origin

# of uploads :

# of downloads :

474

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

setup3.exe

Verdict:

Malicious activity

Analysis date:

2024-10-20 09:19:35 UTC

Tags:

loader smokeloader

Link:

https://app.any.run/tasks/5d741103-639d-4a80-adb4-b93ab48472e3

Note:

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

Detection(s):

Win.Packer.pkr_ce1a-9980177-0

Verdict:

Malicious

Score:

96.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6714c9e75a02f8393c729815

Tags:

Phishing Azorult

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for synchronization primitives

Searching for the window

Сreating synchronization primitives

Creating a file in the %AppData% directory

Enabling the 'hidden' option for recently created files

DNS request

Query of malicious DNS domain

Unauthorized injection to a system process

Enabling autorun by creating a file

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

fingerprint microsoft_visual_cc packed

Link:

https://www.filescan.io/uploads/6714c9db1b8848d25cabffe8/reports/7f08fd15-f376-422a-a22a-d1b618382aa2/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/44b1d6e0cc054e581350739403e2c9b99e5758bd3da8b10cd087626272d71e91

Result

Verdict:

SUSPICIOUS

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Malware family:

Malicious Packer

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/66146506-a2a1-44c0-a94c-62a5afb4782b

Result

Threat name:

SmokeLoader

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1538100

Signature

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

Benign windows process drops PE files

C2 URLs / IPs found in malware configuration

Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))

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 domain / URL

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

System process connects to network (likely due to code injection or exploit)

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/44b1d6e0cc054e581350739403e2c9b99e5758bd3da8b10cd087626272d71e91

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/44b1d6e0cc054e581350739403e2c9b99e5758bd3da8b10cd087626272d71e91/

Threat name:

Win32.Infostealer.Tinba

Status:

Malicious

First seen:

2024-10-20 09:14:10 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

16 of 24 (66.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=isy5nygmavhfqe2qookahywjxgpfowf5hwulcdgqq5rge4wxd2iq._file

Verdict:

malicious

Label(s):

smokeloader

Similar samples:

error

Smoke Loader

Result

Malware family:

smokeloader

Score:

10/10

Tags:

family:smokeloader botnet:pub3 backdoor discovery trojan

Link:

https://tria.ge/reports/241020-k7ax7asdnk/

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/16a6fb8d-b591-4483-8397-b7ee9fc97e6c

Unpacked files

SH256 hash:

f5abf2019c4c43f7e325389ac622cbe562414176c7bca2d761b0619c6c04a6bd

MD5 hash:

7e59daa14387ed7400c2d91644477fff

SHA1 hash:

98cff30fe0fc463cd96cd4bf1444a230d709413a

Detections:

SmokeLoaderStage2

win_smokeloader_a2

Link:

https://www.unpac.me/results/03a74ea0-6a45-4f6b-b080-cfeb5b917348/

Parent samples :

401b5b32c9fbe6e3f372bab1795392758a558f7235f498def22ee8345da0c4bb
d4e16d64c907e94582b597ee468f3ffbb85f4563db0b69ac1cb427c978158f5f
4169ec0e485c900b4a5479c9d7afa445353f9d05d8569de0654a9c6c5a28f331
a3f3cdbe8bfa62fc45d5fbd7e3abbca534d7b746cebec10c869f6b328766a1e6
3df1c18b1c5153978ef46e18445629a9e1efa05357e2eea68deaafd1e95ada45
124587f261448297bfe2bc59589f851726ae8d3d5200a7c6738fb1aca61538d8
009c09f3118ec6a3a59a4ec3f07128e13a4e996791c8607f5e01e6652fa955b1
44b1d6e0cc054e581350739403e2c9b99e5758bd3da8b10cd087626272d71e91
444a1f454014e101380c9a72a3147999a393fb6c3e271d10396f6d63ff76d8eb
0209f1944a9119db33581e003d77e87546c4564be83d9a04a2dd0d7f523fe3c1
2d04fe9a46b612a0ee4ac34e61d6449edd043378bd7d07791ec1fd9891ee4778
0e22df51fc7e70931682f78d831ba5f187e7b180316be318eed2f9dae083bb10
38dc7521a2e99fb4c095f74b51dadf8b10fdf680ecbcecb419e6720e8151096d
7c00c24154ac3dad5ffac3ae924afe73d29b3932bffc9f8cbe0ec38aeeec41b2

SH256 hash:

44b1d6e0cc054e581350739403e2c9b99e5758bd3da8b10cd087626272d71e91

MD5 hash:

8f7e3fa4b507ef8114bd09c4c39b40ab

SHA1 hash:

79024e1bb20fa1d46b7b135c230010c2720d57e6

Link:

https://www.unpac.me/results/03a74ea0-6a45-4f6b-b080-cfeb5b917348/

Malware family:

SmokeLoader

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/44b1d6e0cc05/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/44b1d6e0cc054e581350739403e2c9b99e5758bd3da8b10cd087626272d71e91

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

File information

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

No further information available

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::CreateProcessW KERNEL32.dll::CloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetStartupInfoA KERNEL32.dll::GetDiskFreeSpaceExA KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleA KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleInputA KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleAliasExesA KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileA KERNEL32.dll::GetFileAttributesW KERNEL32.dll::GetTempFileNameA KERNEL32.dll::SetVolumeMountPointA
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameW

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