MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1cf662c445e81ec27bf49d85200cc1142ef655d4a80326e7940c5f9944569ca. 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

RedLineStealer

Vendor detections: 16

Intelligence 16 IOCs YARA 8 File information Comments

SHA256 hash:	a1cf662c445e81ec27bf49d85200cc1142ef655d4a80326e7940c5f9944569ca
SHA3-384 hash:	5dea9fdd08f0de43803c8647981f30296893b310d8fa8afceface8e2397d31195acf6a7bc0684673402f2e17d38e0181
SHA1 hash:	23761afda1ff5dcdf996c8d50993c0060a4ce09d
MD5 hash:	07da191aaf1694030851e095ae5fe747
humanhash:	georgia-massachusetts-alaska-lemon
File name:	SecuriteInfo.com.Trojan-Downloader.Autoit.gen.6551.1850
Download:	download sample
Signature	RedLineStealer Create hunting rule
File size:	1'152'512 bytes
First seen:	2024-05-08 07:20:08 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	bbac62fd99326ea68ec5a33b36925dd1 (46 x AgentTesla, 38 x njrat, 27 x Formbook)
ssdeep	24576:H4lavt0LkLL9IMixoEgea1qsykyuGeq9MmCS:ikwkn9IMHea1q8zaPCS
TLSH	T1C735CF0363DDC3A4C3725273BA66BB41AE7B7C2506A1F19B2FD5093DF920162921E673
TrID	63.7% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 11.6% (.EXE) Win64 Executable (generic) (10523/12/4) 7.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 5.5% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.9% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):
dhash icon	aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter	SecuriteInfoCom
Tags:	exe RedLineStealer

Intelligence

File Origin

# of uploads :

# of downloads :

291

Origin country :

Vendor Threat Intelligence

Malware family:

agenttesla

ID:

File name:

a1cf662c445e81ec27bf49d85200cc1142ef655d4a80326e7940c5f9944569ca.exe

Verdict:

Malicious activity

Analysis date:

2024-05-08 07:24:31 UTC

Tags:

smtp exfiltration stealer agenttesla evasion

Link:

https://app.any.run/tasks/aee83584-ef6b-4ab5-bda7-b057ea86e37f

Note:

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

Detection(s):

SecuriteInfo.com.Trojan-Downloader.Autoit.gen.6551.1850.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Creating a file in the %temp% directory

Launching a process

Using the Windows Management Instrumentation requests

Сreating synchronization primitives

DNS request

Connection attempt

Sending a custom TCP request

Reading critical registry keys

Stealing user critical data

Unauthorized injection to a system process

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

autoit fingerprint keylogger lolbin masquerade packed risepro shell32

Link:

https://www.filescan.io/uploads/663b27e0a82a5106c5f8d933/reports/20fc5eb0-4f3c-458b-8604-0e0140f11652/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/a1cf662c445e81ec27bf49d85200cc1142ef655d4a80326e7940c5f9944569ca

Malware family:

Agent Tesla

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/d537440a-f953-4e72-b504-299aa6ed71f1

Result

Threat name:

AgentTesla, PureLog Stealer

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1437974

Signature

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

Antivirus / Scanner detection for submitted sample

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

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 submitted file

Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)

Tries to harvest and steal browser information (history, passwords, etc)

Tries to harvest and steal ftp login credentials

Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)

Tries to steal Mail credentials (via file / registry access)

Writes to foreign memory regions

Yara detected AgentTesla

Yara detected PureLog Stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/a1cf662c445e81ec27bf49d85200cc1142ef655d4a80326e7940c5f9944569ca

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a1cf662c445e81ec27bf49d85200cc1142ef655d4a80326e7940c5f9944569ca/

Threat name:

Win32.Spyware.RedLine

Status:

Malicious

First seen:

2024-05-08 05:55:48 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=uhhwmlcel2a6yj57jhmfeagmcfbo6zk5jkade3tzidc7tfcfnhfa._file

Verdict:

malicious

Result

Malware family:

zgrat

Score:

10/10

Tags:

family:agenttesla family:zgrat keylogger rat spyware stealer trojan

Link:

https://tria.ge/reports/240508-h6m51sbe46/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Suspicious use of SetThreadContext

Looks up external IP address via web service

AgentTesla

Detect ZGRat V1

ZGRat

Unpacked files

SH256 hash:

bef7d4245f9580d6638b7c079ff2e1aefeef0c152d3d2e9a75c51b06e865489d

MD5 hash:

c444114926111fefcecf841c5f355276

SHA1 hash:

bba7c678ca7fa6b680997c269d4ebfc823a38557

Detections:

AgentTesla

INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Agenttesla_type2

INDICATOR_SUSPICIOUS_Binary_References_Browsers

RedLine_Campaign_June2021

INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

INDICATOR_EXE_Packed_GEN01

INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Link:

https://www.unpac.me/results/c6fbc894-9a5d-4a2d-9ae0-0c46c32b9cc0/

SH256 hash:

ba554b0651bd23fd7b1096549a2598b34cab433c332eb90f89f4f0ebb7aab715

MD5 hash:

7d9bf55559ce7202f79fba44850a852e

SHA1 hash:

5a2cca4ea790327b108a53e247f940b7b9f0a38b

Detections:

AgentTesla

INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Agenttesla_type2

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

INDICATOR_EXE_Packed_GEN01

INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Link:

https://www.unpac.me/results/c6fbc894-9a5d-4a2d-9ae0-0c46c32b9cc0/

SH256 hash:

ee784c0a2a3fe11a827c3d98631db9f02b75ce09a2cf7487b2545546b3ece220

MD5 hash:

15433c2ade5a952cfd0a859784e586bb

SHA1 hash:

53194ca53b25bc19fa48678ce2595cae5dcef86a

Detections:

MAL_Malware_Imphash_Mar23_1

MetaStealer_NET_Reactor_packer

MALWARE_Win_RedLine

Link:

https://www.unpac.me/results/c6fbc894-9a5d-4a2d-9ae0-0c46c32b9cc0/

SH256 hash:

a1cf662c445e81ec27bf49d85200cc1142ef655d4a80326e7940c5f9944569ca

MD5 hash:

07da191aaf1694030851e095ae5fe747

SHA1 hash:

23761afda1ff5dcdf996c8d50993c0060a4ce09d

Detections:

AutoIT_Compiled

Link:

https://www.unpac.me/results/c6fbc894-9a5d-4a2d-9ae0-0c46c32b9cc0/

Malware family:

RedNet

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/a1cf662c445e/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/a1cf662c445e81ec27bf49d85200cc1142ef655d4a80326e7940c5f9944569ca

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:	AutoIt Create hunting rule
Author:	Jean-Philippe Teissier / @Jipe_
Description:	AutoIT packer

Rule name:	AutoIT_Compiled Create hunting rule
Author:	@bartblaze
Description:	Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.

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

Rule name:	MALWARE_Win_RedLine Create hunting rule
Author:	ditekSHen
Description:	Detects RedLine infostealer

Rule name:	MAL_Malware_Imphash_Mar23_1 Create hunting rule
Author:	Arnim Rupp
Description:	Detects malware by known bad imphash or rich_pe_header_hash
Reference:	https://yaraify.abuse.ch/statistics/

Rule name:	NET Create hunting rule
Author:	malware-lu

Rule name:	YahLover Create hunting rule
Author:	Kevin Falcoz
Description:	YahLover

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

Reviews

ID	Capabilities	Evidence
AUTH_API	Manipulates User Authorization	ADVAPI32.dll::AllocateAndInitializeSid ADVAPI32.dll::CopySid ADVAPI32.dll::FreeSid ADVAPI32.dll::GetLengthSid ADVAPI32.dll::GetTokenInformation ADVAPI32.dll::GetAce
COM_BASE_API	Can Download & Execute components	ole32.dll::CLSIDFromProgID ole32.dll::CoCreateInstance ole32.dll::CoCreateInstanceEx ole32.dll::CoInitializeSecurity ole32.dll::CreateStreamOnHGlobal
MULTIMEDIA_API	Can Play Multimedia	WINMM.dll::mciSendStringW WINMM.dll::timeGetTime WINMM.dll::waveOutSetVolume
SECURITY_BASE_API	Uses Security Base API	ADVAPI32.dll::AddAce ADVAPI32.dll::AdjustTokenPrivileges ADVAPI32.dll::CheckTokenMembership ADVAPI32.dll::DuplicateTokenEx ADVAPI32.dll::GetAclInformation ADVAPI32.dll::GetSecurityDescriptorDacl
SHELL_API	Manipulates System Shell	SHELL32.dll::ShellExecuteExW SHELL32.dll::ShellExecuteW SHELL32.dll::SHFileOperationW
WIN32_PROCESS_API	Can Create Process and Threads	ADVAPI32.dll::CreateProcessAsUserW KERNEL32.dll::CreateProcessW ADVAPI32.dll::CreateProcessWithLogonW KERNEL32.dll::OpenProcess ADVAPI32.dll::OpenProcessToken ADVAPI32.dll::OpenThreadToken
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::SetSystemPowerState KERNEL32.dll::LoadLibraryA KERNEL32.dll::LoadLibraryExW KERNEL32.dll::LoadLibraryW KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CopyFileW KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateHardLinkW IPHLPAPI.DLL::IcmpCreateFile KERNEL32.dll::CreateFileW KERNEL32.dll::DeleteFileW
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameW ADVAPI32.dll::GetUserNameW ADVAPI32.dll::LogonUserW ADVAPI32.dll::LookupPrivilegeValueW
WIN_NETWORK_API	Supports Windows Networking	MPR.dll::WNetAddConnection2W MPR.dll::WNetUseConnectionW
WIN_REG_API	Can Manipulate Windows Registry	ADVAPI32.dll::RegConnectRegistryW ADVAPI32.dll::RegCreateKeyExW ADVAPI32.dll::RegDeleteKeyW ADVAPI32.dll::RegOpenKeyExW ADVAPI32.dll::RegQueryValueExW ADVAPI32.dll::RegSetValueExW
WIN_USER_API	Performs GUI Actions	USER32.dll::BlockInput USER32.dll::CloseDesktop USER32.dll::CreateMenu USER32.dll::EmptyClipboard USER32.dll::FindWindowExW USER32.dll::FindWindowW

Comments

Login required

You need to login to in order to write a comment. Login with your abuse.ch account.

No comments found for this malware sample