MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f8a0e27af4b7dccf34efacd67fa9ad7857233e47f9742764bcc09f89bde84424. 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: 17

Intelligence 17 IOCs 1 YARA 7 File information Comments

SHA256 hash:	f8a0e27af4b7dccf34efacd67fa9ad7857233e47f9742764bcc09f89bde84424
SHA3-384 hash:	37c6542f95c4ed9fbd99296536fb4830fdfb28f7a85e0b27e4830c0c4b83fb6d645d1377f167b85f86338af3f0d623fe
SHA1 hash:	c9f2ecb67b7ef1910af459d44386882d9238d72f
MD5 hash:	3b28e3d07c4dd156f221c72f4f2b53ea
humanhash:	mockingbird-ohio-seventeen-hotel
File name:	3b28e3d07c4dd156f221c72f4f2b53ea.exe
Download:	download sample
Signature	Stealc Create hunting rule
File size:	1'030'512 bytes
First seen:	2024-08-03 06:00:28 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	cf1e5a297dfd772e4673a72796faed57 (1 x Stealc)
ssdeep	24576:fxj1COA6fYrK4O7+FZTYPhFrjuDl+QlclC:x1COZfT4O4ZTYX6Plc
TLSH	T10525F1217690C431E31707315995F7F6663ABD359881A6CFE3A87E3EAA301C3A62710F
TrID	68.8% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 12.5% (.EXE) Win64 Executable (generic) (10523/12/4) 6.0% (.EXE) Win16 NE executable (generic) (5038/12/1) 5.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.4% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):
dhash icon	818da080a0a0a0a2 (137 x Heodo, 46 x Urelas, 12 x Rhadamanthys)
Reporter	abuse_ch
Tags:	exe Stealc

abuse_ch

Stealc C2:
http://188.130.207.115/8b4c5bd1ddc1cb18.php

Indicators Of Compromise (IOCs)

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

IOC	ThreatFox Reference
http://188.130.207.115/8b4c5bd1ddc1cb18.php	https://threatfox.abuse.ch/ioc/1306590/

Intelligence

File Origin

# of uploads :

# of downloads :

343

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

3b28e3d07c4dd156f221c72f4f2b53ea.exe

Verdict:

Malicious activity

Analysis date:

2024-08-03 06:00:58 UTC

Tags:

stealer stealc

Link:

https://app.any.run/tasks/2cbd92fb-2ae6-4d57-be47-193f4f1b34c9

Note:

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

Verdict:

Malicious

Score:

96.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=66adc7a1b7a04efc7439b505

Tags:

Encryption Execution Infostealer Network Static Stealth Qqpn

Result

Verdict:

Malware

Maliciousness:

Behaviour

Launching cmd.exe command interpreter

Creating a file in the %temp% directory

Launching a process

Сreating synchronization primitives

Connection attempt

Sending an HTTP GET request

Running batch commands

Creating a process with a hidden window

Unauthorized injection to a system process

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

epmicrosoft_visual_cc fingerprint lolbin microsoft_visual_cc overlay packed shell32 stealer

Link:

https://www.filescan.io/uploads/66adc79e78d5c73fb1cb94c8/reports/9baf9318-b891-4652-8414-5899eeffd518/overview

Verdict:

Malicious

Labled as:

TR/AD.Nekark

Link:

https://www.hybrid-analysis.com/sample/f8a0e27af4b7dccf34efacd67fa9ad7857233e47f9742764bcc09f89bde84424

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:

Stealc

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/ce16f495-b542-4815-b22d-aff906f6ca07

Result

Threat name:

n/a

Detection:

malicious

Classification:

evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1487147

Signature

AI detected suspicious sample

Deletes itself after installation

Found direct / indirect Syscall (likely to bypass EDR)

Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)

Found hidden mapped module (file has been removed from disk)

Injects code into the Windows Explorer (explorer.exe)

Machine Learning detection for dropped file

Maps a DLL or memory area into another process

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

PE file has a writeable .text section

Switches to a custom stack to bypass stack traces

Writes to foreign memory regions

Yara detected Powershell download and execute

Behaviour

Behavior Graph:

Download SVG

Score:

59%

Verdict:

Susipicious

File Type:

Link:

https://malprob.io/report/f8a0e27af4b7dccf34efacd67fa9ad7857233e47f9742764bcc09f89bde84424

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f8a0e27af4b7dccf34efacd67fa9ad7857233e47f9742764bcc09f89bde84424/

Threat name:

Win32.Trojan.HeavensGate

Status:

Malicious

First seen:

2024-07-29 18:49:13 UTC

File Type:

PE (Exe)

Extracted files:

116

AV detection:

17 of 24 (70.83%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=7cqoe6xuw7om6nhpvtlh7knnpblsgpsh7f2cozf4ycpytppiiqsa._file

Verdict:

malicious

Result

Malware family:

stealc

Score:

10/10

Tags:

family:hijackloader family:stealc botnet:doralands23 credential_access discovery loader spyware stealer

Link:

https://tria.ge/reports/240803-gqwa1szekc/

Behaviour

Checks processor information in registry

Delays execution with timeout.exe

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Accesses cryptocurrency files/wallets, possible credential harvesting

Deletes itself

Loads dropped DLL

Unsecured Credentials: Credentials In Files

Downloads MZ/PE file

Credentials from Password Stores: Credentials from Web Browsers

Detects HijackLoader (aka IDAT Loader)

HijackLoader

Stealc

Malware Config

C2 Extraction:

http://188.130.207.115

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/97534a6e-b300-484a-93a5-5572569d1fb6

Unpacked files

SH256 hash:

f8a0e27af4b7dccf34efacd67fa9ad7857233e47f9742764bcc09f89bde84424

MD5 hash:

3b28e3d07c4dd156f221c72f4f2b53ea

SHA1 hash:

c9f2ecb67b7ef1910af459d44386882d9238d72f

Link:

https://www.unpac.me/results/73f0e3ef-537c-4c87-a848-09a74a0a481f/

Malware family:

Stealc

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/f8a0e27af4b7/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/f8a0e27af4b7dccf34efacd67fa9ad7857233e47f9742764bcc09f89bde84424

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

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	PE_Potentially_Signed_Digital_Certificate Create hunting rule
Author:	albertzsigovits

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

Reviews

ID	Capabilities	Evidence
COM_BASE_API	Can Download & Execute components	ole32.dll::CoCreateInstance ole32.dll::CreateStreamOnHGlobal
URL_MONIKERS_API	Can Download & Execute components	urlmon.dll::CreateAsyncBindCtx urlmon.dll::CreateURLMoniker urlmon.dll::FindMimeFromData urlmon.dll::GetClassFileOrMime urlmon.dll::IsValidURL urlmon.dll::RegisterBindStatusCallback
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::OpenProcess KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThread
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryExW ole32.dll::CoLoadLibrary KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineA KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleOutputCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CopyFileExW KERNEL32.dll::CreateFileW ole32.dll::CreateFileMoniker KERNEL32.dll::DeleteFileW KERNEL32.dll::GetFileAttributesW KERNEL32.dll::SetDllDirectoryW
WIN_REG_API	Can Manipulate Windows Registry	ADVAPI32.dll::RegGetValueW ADVAPI32.dll::RegOpenKeyExW ADVAPI32.dll::RegQueryValueExW
WIN_USER_API	Performs GUI Actions	USER32.dll::PeekMessageW USER32.dll::CreateWindowExW

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