MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 50f86ebddd156619b173883981364d8955365d76d2c3ae9391ec911e65551be9. 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

Stealc

Vendor detections: 18

Intelligence 18 IOCs 2 YARA 2 File information Comments

SHA256 hash:	50f86ebddd156619b173883981364d8955365d76d2c3ae9391ec911e65551be9
SHA3-384 hash:	4c239c3cfa6a0c82081a076a2fb09999bf2e6448cfee74cfd65b894cd19a5357b974972cb3a5a83c886b18c2b99708c8
SHA1 hash:	85afd5690c90716eb35fe57e78c1204ee7c6eb22
MD5 hash:	ea2e25efd40cebd5e9535b91d8e3f61f
humanhash:	social-ack-indigo-december
File name:	50f86ebddd156619b173883981364d8955365d76d2c3a.exe
Download:	download sample
Signature	Stealc Create hunting rule
File size:	454'144 bytes
First seen:	2024-10-19 04:40:13 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	cf2df69e8bb6acbf3b231da2c6f4bda2 (4 x Stealc, 1 x Smoke Loader)
ssdeep	6144:HodLe5U3K0CfIvA2fLLRRjThRIDVNrEu+MykNso/0S2y6BbO42T8:6i5UafTsLbjTh2DzL+r2eNO4O
TLSH	T106A4C00262B5AEE0F7D64A338D1DE6E8A66DF851EE186777321E3B1F1B70571C222311
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	0830205091c84800 (1 x Stealc)
Reporter	abuse_ch
Tags:	exe Stealc

abuse_ch

Stealc C2:
185.208.158.202:80

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOC	ThreatFox Reference
185.208.158.202:80	https://threatfox.abuse.ch/ioc/1337482/
http://45.91.201.13/1b91dcb2c726af1e.php	https://threatfox.abuse.ch/ioc/1337597/

Intelligence

File Origin

# of uploads :

# of downloads :

413

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

50f86ebddd156619b173883981364d8955365d76d2c3a.exe

Verdict:

Malicious activity

Analysis date:

2024-10-19 04:41:04 UTC

Tags:

loader smokeloader

Link:

https://app.any.run/tasks/3a521ca8-83a4-4e9f-9ffa-8fbe929829fc

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:

95.7%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6713385f34f884d15c8cfb27

Tags:

Phishing Zpack Hype Onli

Result

Verdict:

Malware

Maliciousness:

Behaviour

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

Link:

https://www.filescan.io/uploads/6713385fbc6470761600e794/reports/c78c9e20-2680-465a-b9de-e624f7404e7f/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/50f86ebddd156619b173883981364d8955365d76d2c3ae9391ec911e65551be9

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.

Malware family:

Malicious Packer

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/bd2105d5-0e56-455f-8e36-b06308261c43

Result

Threat name:

SmokeLoader

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1537536

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/50f86ebddd156619b173883981364d8955365d76d2c3ae9391ec911e65551be9

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/50f86ebddd156619b173883981364d8955365d76d2c3ae9391ec911e65551be9/

Threat name:

Win32.Trojan.Smokeloader

Status:

Malicious

First seen:

2024-10-12 10:49:00 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

19 of 24 (79.17%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=kd4g5po5cvtbtmltra4ycnsnrfktmxlw2lb25e4r5sir4zkvdpuq._file

Verdict:

malicious

Label(s):

shellcode_loader_002

smokeloader

Similar samples:

error

Stealc

Result

Malware family:

smokeloader

Score:

10/10

Tags:

family:smokeloader botnet:pub4 backdoor discovery trojan

Link:

https://tria.ge/reports/241019-fa4f1sxfrh/

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/8ec5fc97-ed8d-4008-aaac-67e25a4d02dd

Unpacked files

SH256 hash:

c711207b26819dbe7555a81f11bf5b39c2a310303d28d5232436c286c637d66e

MD5 hash:

26a7b7c2db7331200f095d62ebb17a2c

SHA1 hash:

14b2819d3d682761fc993eb7b148104a32f9e455

Detections:

SmokeLoaderStage2

win_smokeloader_a2

Link:

https://www.unpac.me/results/69838a47-c766-43c1-b1c3-66f3f3f1f434/

Parent samples :

a76320bf90703f6591b6ec9a66522652c04ea3d87ed57f906cf0f8db209cb4c3
9141576518bee49ee565f2a71eab03c5b3097c97d025063c90da05656b3f46d9
f018d1a30bc424bfc07ffdf8561dbab03c631550dc152ded17ba2c5def8b23f6
6e41bbf45206030f9a1277d06f28e467d8877ad2b0ea24d1b6179b4d4438346f
338ccdb8d1e330e26c491a0a4c9ca8e7a44d3208b56214dd07c3ae2dda0214c2
50f86ebddd156619b173883981364d8955365d76d2c3ae9391ec911e65551be9
e5abb3371787fbc9567867a1304cc18624134417480ee5d8d1e4f1d4368cb114

SH256 hash:

50f86ebddd156619b173883981364d8955365d76d2c3ae9391ec911e65551be9

MD5 hash:

ea2e25efd40cebd5e9535b91d8e3f61f

SHA1 hash:

85afd5690c90716eb35fe57e78c1204ee7c6eb22

Link:

https://www.unpac.me/results/69838a47-c766-43c1-b1c3-66f3f3f1f434/

Malware family:

SmokeLoader

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/50f86ebddd15/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/50f86ebddd156619b173883981364d8955365d76d2c3ae9391ec911e65551be9

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::CreateProcessA KERNEL32.dll::CloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetDiskFreeSpaceExA KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleInputW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleAliasExesA KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleCP
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CopyFileW KERNEL32.dll::CreateHardLinkW KERNEL32.dll::CreateFileW KERNEL32.dll::GetFileAttributesA KERNEL32.dll::GetTempPathA KERNEL32.dll::SetVolumeMountPointW KERNEL32.dll::SetVolumeMountPointA
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameW KERNEL32.dll::QueryDosDeviceA
WIN_HTTP_API	Uses HTTP services	WINHTTP.dll::WinHttpCheckPlatform WINHTTP.dll::WinHttpOpen

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