MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4036ac805089ec47bd45e9b8b98aa5ee48a7f856d796f48b38250bde536895f9. 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

Gozi

Vendor detections: 4

Intelligence 4 IOCs YARA 2 File information Comments

SHA256 hash:	4036ac805089ec47bd45e9b8b98aa5ee48a7f856d796f48b38250bde536895f9
SHA3-384 hash:	a73bf0b1432d0b3c047bfb71f22d08e59c38890f385638ebc596e718f3f6afcbebf54d7388459f8ac037162b939ba63a
SHA1 hash:	724165f19339aff16eea3a0f03475695b1ddb20b
MD5 hash:	2f48123ea7bec26fd69715fd138f3794
humanhash:	cola-speaker-magazine-november
File name:	http___yubz.net_mix.exe
Download:	download sample
Signature	Gozi Create hunting rule
File size:	2'555'904 bytes
First seen:	2020-03-26 12:27:01 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	e44e6b0720b9cceb880f0f540b65dcaa (7 x Gozi)
ssdeep	24576:Kx2SeY1XvZ9kip0jcGuFxbhCDgx4Wjqbjja1RTrhEeZuL85iAkMzz63eP13VysEN:Kx2ShXvY0wWmTtjYivGW3eMCrv93Klik
Threatray	1'090 similar samples on MalwareBazaar
TLSH	F4C5C535B924C43DFEAA223D8F5ADD6CC51CBC25AF0995C3B1817A8F1938BD538718A4
Reporter	Racco42
Tags:	Dreambot exe Gozi Ursnif

Intelligence

File Origin

# of uploads :

# of downloads :

1'976

Origin country :

n/a

Vendor Threat Intelligence

Gathering data

Threat name:

Win32.Trojan.Ursnif

Status:

Malicious

First seen:

2020-03-26 13:48:14 UTC

AV detection:

22 of 31 (70.97%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=ia3kzacqrhweppkf5g4ltcvf5zekp6cw26lpjczyeuf54u3isx4q._file

Please note that we are no longer able to provide a coverage score for Virus Total.

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:	Ursnif Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Ursnif(a.k.a. Dreambot, Gozi, ISFB) in memory
Reference:	internal research

Rule name:	win_dreambot_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	autogenerated rule brought to you by yara-signator

File information

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

Delivery method

Other

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_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
AUTH_API	Manipulates User Authorization	ADVAPI32.dll::RevertToSelf
COM_BASE_API	Can Download & Execute components	ole32.dll::CLSIDFromProgID ole32.dll::CoCreateInstance ole32.dll::CreateStreamOnHGlobal
MULTIMEDIA_API	Can Play Multimedia	GDI32.dll::StretchDIBits
SECURITY_BASE_API	Uses Security Base API	ADVAPI32.dll::GetFileSecurityW ADVAPI32.dll::SetFileSecurityW
SHELL_API	Manipulates System Shell	SHELL32.dll::SHGetFileInfoW
WIN32_PROCESS_API	Can Create Process and Threads	ADVAPI32.dll::OpenThreadToken ADVAPI32.dll::SetThreadToken KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThread
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryA KERNEL32.dll::LoadLibraryW KERNEL32.dll::GetVolumeInformationW KERNEL32.dll::GetSystemInfo KERNEL32.dll::GetStartupInfoA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::WriteConsoleA KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CopyFileW KERNEL32.dll::CreateFileW KERNEL32.dll::CreateFileA KERNEL32.dll::CreateFileMappingA KERNEL32.dll::DeleteFileW KERNEL32.dll::MoveFileW
WIN_REG_API	Can Manipulate Windows Registry	ADVAPI32.dll::RegCreateKeyW ADVAPI32.dll::RegCreateKeyExW ADVAPI32.dll::RegDeleteKeyW ADVAPI32.dll::RegOpenKeyW ADVAPI32.dll::RegOpenKeyExW ADVAPI32.dll::RegQueryValueW ADVAPI32.dll::RegQueryValueExW
WIN_USER_API	Performs GUI Actions	USER32.dll::AppendMenuW USER32.dll::CreateMenu USER32.dll::FindWindowExW USER32.dll::FindWindowW USER32.dll::GetOpenClipboardWindow USER32.dll::OpenClipboard

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