MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f79fad860397942a2d808e1d2b5601f7d3b2af5057195507b782d797be07f301. 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: 17

Intelligence 17 IOCs YARA 2 File information Comments

SHA256 hash:	f79fad860397942a2d808e1d2b5601f7d3b2af5057195507b782d797be07f301
SHA3-384 hash:	bda01ccd37294e9385282614a1b140ecb109f7fa44c1b48521e1f17fabf7eb9c45f41afb1f90573d505cd9f0e649ee0a
SHA1 hash:	dbd45c8bf5fb1158ffa1721850af0afe592a30e1
MD5 hash:	bce7ef6b7637f81040faab799996028c
humanhash:	jersey-quebec-mango-emma
File name:	bce7ef6b7637f81040faab799996028c.exe
Download:	download sample
Signature	Smoke Loader Create hunting rule
File size:	275'968 bytes
First seen:	2024-03-25 16:47:34 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	ff23e32a63aac9251bb507fbef91be04 (2 x Stealc, 2 x Amadey, 2 x Smoke Loader)
ssdeep	3072:l2pdBCN1S+lg6Oy/+VNX2VZXgvrraCUee8JY87PV/Yz7uUsNjp44:0dBjJy/3oaCdlJc2p
TLSH	T1F744BD0236E2C4B1E5B7463A5974DA64093FFC73C935C99B3784270E6CB45C1AA72BA3
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)
File icon (PE):
dhash icon	020208010a482000 (1 x Smoke Loader)
Reporter	abuse_ch
Tags:	exe Smoke Loader

Intelligence

File Origin

# of uploads :

# of downloads :

378

Origin country :

Vendor Threat Intelligence

Malware family:

smoke

ID:

File name:

f79fad860397942a2d808e1d2b5601f7d3b2af5057195507b782d797be07f301.exe

Verdict:

Malicious activity

Analysis date:

2024-03-25 17:33:45 UTC

Tags:

loader smoke smokeloader

Link:

https://app.any.run/tasks/19e2b046-4969-499b-92d2-c41c303ea2af

Note:

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

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Creating a file in the %AppData% directory

Enabling the 'hidden' option for recently created files

Connection attempt to an infection source

DNS request

Connection attempt

Sending an HTTP POST request

Sending a custom TCP request

Query of malicious DNS domain

Unauthorized injection to a system process

Enabling autorun by creating a file

Sending an HTTP POST request to an infection source

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

danabot fingerprint smokeloader

Link:

https://www.filescan.io/uploads/6601aad62915b1a64e0a9e60/reports/cf0847b8-af0b-48e7-ba24-520370ccc168/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/f79fad860397942a2d808e1d2b5601f7d3b2af5057195507b782d797be07f301

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/3a0043f0-2e44-4b96-b177-4851454e4cfa

Result

Threat name:

SmokeLoader

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1415320

Signature

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

Antivirus detection for URL or domain

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 dropped file

Multi AV Scanner detection for submitted file

Snort IDS alert for network traffic

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/f79fad860397942a2d808e1d2b5601f7d3b2af5057195507b782d797be07f301

Detection:

smokeloader

Link:

https://mwdb.cert.pl/sample/f79fad860397942a2d808e1d2b5601f7d3b2af5057195507b782d797be07f301/

Threat name:

Win32.Trojan.SmokeLoader

Status:

Malicious

First seen:

2024-03-24 01:36:38 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

28 of 38 (73.68%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=66p23bqds6kculmaryoswvqb67j3fl2qk4mvkb5xqllzppqh6maq._file

Verdict:

malicious

Result

Malware family:

smokeloader

Score:

10/10

Tags:

family:smokeloader botnet:pub1 backdoor trojan

Link:

https://tria.ge/reports/240325-va45waga9w/

Behaviour

Checks SCSI registry key(s)

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Deletes itself

Executes dropped EXE

SmokeLoader

Malware Config

C2 Extraction:

http://nidoe.org/tmp/index.php
http://sodez.ru/tmp/index.php
http://uama.com.ua/tmp/index.php
http://talesofpirates.net/tmp/index.php

Unpacked files

SH256 hash:

94c980bdb481962b3fe2eac2de1c1684e7dd5801f8f7eb4222297e0aba5c81e9

MD5 hash:

cec993b0844a21755ac2ce6256649c4f

SHA1 hash:

250da948d4a2e870189fa3ef3556c976fa17ae5c

Detections:

SmokeLoaderStage2

win_smokeloader_a2

Link:

https://www.unpac.me/results/07907cca-d551-4055-8e60-c6b38779acb4/

Parent samples :

2ab7e6e873e7c7b1bde654551484678ea53b4ec4a20a5058a7508fc254e2146d
53a3ddba0b75161ce2d48cfe94f0b45371f879edcbf45756da50f729b664888c
4f6b05e7e7c2c51a1cf5569a47a8bf31f8d452359f5a37bcecd36ef3f852c858
b6c6e0ed6e5aa62baec8de42d2d8fee52df072c6a2b33530fbf8bc73d36309a9
f79fad860397942a2d808e1d2b5601f7d3b2af5057195507b782d797be07f301
edfdb10a739d1951f076ba691d2328a51d7187e93f7c26197c471a30cd6d07f3

SH256 hash:

f79fad860397942a2d808e1d2b5601f7d3b2af5057195507b782d797be07f301

MD5 hash:

bce7ef6b7637f81040faab799996028c

SHA1 hash:

dbd45c8bf5fb1158ffa1721850af0afe592a30e1

Link:

https://www.unpac.me/results/07907cca-d551-4055-8e60-c6b38779acb4/

Malware family:

SmokeLoader

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/f79fad860397/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/f79fad860397942a2d808e1d2b5601f7d3b2af5057195507b782d797be07f301

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:	EXE_Stealer_StealC_Feb2024 Create hunting rule
Author:	Yashraj Solanki - Cyber Threat Intelligence Analyst at Bridewell

File information

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

Web download

Smoke Loader

exe f79fad860397942a2d808e1d2b5601f7d3b2af5057195507b782d797be07f301

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/2786106/

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::FindFirstVolumeMountPointA KERNEL32.dll::SetSystemPowerState KERNEL32.dll::LoadLibraryA KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetVolumeInformationA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::PeekConsoleInputA KERNEL32.dll::ReadConsoleA KERNEL32.dll::SetConsoleTextAttribute KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleAliasExesLengthA KERNEL32.dll::GetConsoleAliasW KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileW KERNEL32.dll::GetWindowsDirectoryA KERNEL32.dll::RemoveDirectoryA
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::QueryDosDeviceA

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