MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc415aafd68de975f42d71ef25868a7de65ddf166a0bb03246243c6d1b0a0af1. 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

PureLogsStealer

Vendor detections: 12

Intelligence 12 IOCs YARA 3 File information Comments 1

SHA256 hash:	bc415aafd68de975f42d71ef25868a7de65ddf166a0bb03246243c6d1b0a0af1
SHA3-384 hash:	f0216250d53ac418e35731e8a5b43efcf5e34a1993550b304ee230ffedf82e91ed44e879cb2b2c7d1d21b543b4c6b80b
SHA1 hash:	8ff01f312f4c37aeb98e6a4afd61aa9dd0fec383
MD5 hash:	eb508c21c59a7fff7924f7243e5949e8
humanhash:	south-beer-monkey-tango
File name:	eb508c21c59a7fff7924f7243e5949e8
Download:	download sample
Signature	PureLogsStealer Create hunting rule
File size:	558'080 bytes
First seen:	2024-05-03 12:44:28 UTC
Last seen:	2024-05-03 13:32:17 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	066b3961cf946888949dd23c4793afa4 (1 x RedLineStealer, 1 x Vidar, 1 x PureLogsStealer)
ssdeep	12288:/AyIUo5xsD8c/7Oyo8LR9zom3Q3WZaIVir52gPi:9IHLyogR5omUIAv
TLSH	T189C4012576C1C073C572253206F4DABA6E7DB8700B619D9F57944FAF4F312C2AB20A6B
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)
Reporter	zbetcheckin
Tags:	32 exe PureLogStealer

Intelligence

File Origin

# of uploads :

# of downloads :

415

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

bc415aafd68de975f42d71ef25868a7de65ddf166a0bb03246243c6d1b0a0af1.exe

Verdict:

Malicious activity

Analysis date:

2024-05-03 12:46:13 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/0001ed37-9218-4877-80c9-80f540ae5672

Note:

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

Detection(s):

SecuriteInfo.com.Win32.Evo-gen.22900.14976.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Launching a process

Searching for synchronization primitives

Searching for the window

Launching the default Windows debugger (dwwin.exe)

Creating a window

Сreating synchronization primitives

Forced shutdown of a system process

Connection attempt to an infection source

Unauthorized injection to a system process

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

fingerprint packed

Link:

https://www.filescan.io/uploads/6634dc51de9c2e31030a3aa1/reports/a01eedfa-c30c-49f4-ad8b-32c1b8034a81/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/bc415aafd68de975f42d71ef25868a7de65ddf166a0bb03246243c6d1b0a0af1

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/8f8a928f-3e96-4cd8-bd27-89f4f1e97153

Result

Threat name:

PureLog Stealer, zgRAT

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1435981

Signature

.NET source code contains method to dynamically call methods (often used by packers)

.NET source code contains very large array initializations

Allocates memory in foreign processes

Antivirus / Scanner detection for submitted sample

Injects a PE file into a foreign processes

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

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

Writes to foreign memory regions

Yara detected PureLog Stealer

Yara detected zgRAT

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/bc415aafd68de975f42d71ef25868a7de65ddf166a0bb03246243c6d1b0a0af1

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/bc415aafd68de975f42d71ef25868a7de65ddf166a0bb03246243c6d1b0a0af1/

Threat name:

Win32.Trojan.RedLine

Status:

Malicious

First seen:

2024-05-02 02:13:15 UTC

File Type:

PE (Exe)

AV detection:

26 of 38 (68.42%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=xravvl6wrxuxl5bnohxslbukpxtf3xywnif3amsgeq6g2gykblyq._file

Verdict:

malicious

Result

Malware family:

zgrat

Score:

10/10

Tags:

family:zgrat rat

Link:

https://tria.ge/reports/240503-py2rrsff71/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Program crash

Suspicious use of SetThreadContext

Detect ZGRat V1

ZGRat

Unpacked files

SH256 hash:

bc415aafd68de975f42d71ef25868a7de65ddf166a0bb03246243c6d1b0a0af1

MD5 hash:

eb508c21c59a7fff7924f7243e5949e8

SHA1 hash:

8ff01f312f4c37aeb98e6a4afd61aa9dd0fec383

Link:

https://www.unpac.me/results/bcb9ed82-ba25-4f6c-895f-ac2769e00713/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/bc415aafd68d/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/bc415aafd68de975f42d71ef25868a7de65ddf166a0bb03246243c6d1b0a0af1

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:	cobalt_strike_tmp01925d3f Create hunting rule
Author:	The DFIR Report
Description:	files - file ~tmp01925d3f.exe
Reference:	https://thedfirreport.com

Rule name:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	maldoc_find_kernel32_base_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

File information

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

Web download

PureLogsStealer

exe bc415aafd68de975f42d71ef25868a7de65ddf166a0bb03246243c6d1b0a0af1

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2836973/

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

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CreateRemoteThread KERNEL32.dll::CloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineA KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleOutputCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileW

Comments

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zbet commented on 2024-05-03 12:44:29 UTC

url : hxxp://193.233.132.56/lend/master.exe