MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 309d75aa7c6bc009e2bfd97efc9b6f3da4041630d2be0a7acaaf4e9a85b21b38. 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

MassLogger

Vendor detections: 11

Intelligence 11 IOCs YARA 6 File information Comments

SHA256 hash:	309d75aa7c6bc009e2bfd97efc9b6f3da4041630d2be0a7acaaf4e9a85b21b38
SHA3-384 hash:	e81803f2233090f091fe2b6b48e979a44ef8c46f48a8086388e8fba251543b76ca6ea4aecdab42395067359264d4028a
SHA1 hash:	0859897b2c0c1241c96d54b13321ebd98e6a6dbb
MD5 hash:	231ccb38edac1cce9aac3fcf502b2bc8
humanhash:	paris-south-nevada-orange
File name:	shipment details.exe
Download:	download sample
Signature	MassLogger Create hunting rule
File size:	881'664 bytes
First seen:	2025-02-05 05:41:20 UTC
Last seen:	2025-02-05 06:21:12 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	2de66afa724b61c6d52cb557f182fe1c (1 x MassLogger)
ssdeep	24576:N6GKfVCJNd0POKwkX32ubUDhP9maSuIEW9u:NI85iDY
TLSH	T124159DC154DC10DCF6B7DE36C1E971A36BFEBD9E8684C86F06B0C2656E23890E407966
TrID	44.4% (.EXE) Win64 Executable (generic) (10522/11/4) 21.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 8.7% (.ICL) Windows Icons Library (generic) (2059/9) 8.5% (.EXE) OS/2 Executable (generic) (2029/13) 8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Magika	pebin
Reporter	threatcat_ch
Tags:	exe MassLogger

Intelligence

File Origin

# of uploads :

# of downloads :

479

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

shipment details.exe

Verdict:

No threats detected

Analysis date:

2025-02-05 05:44:12 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/53d2c5e5-14b3-4ab9-9281-be6df7d32ee9

Note:

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

Detection(s):

SecuriteInfo.com.Win64.MalwareX-gen.5473.28475.UNOFFICIAL

Verdict:

Malicious

Score:

96.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67a2fb422dcee78dd8196c52

Tags:

shellcode snake virus msil

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Launching a process

Сreating synchronization primitives

DNS request

Connection attempt

Sending an HTTP GET request

Sending a custom TCP request

Reading critical registry keys

Creating a window

Unauthorized injection to a system process

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

lolbin masquerade microsoft_visual_cc obfuscated regasm

Link:

https://www.filescan.io/uploads/67a2fa3b288b2a13362b7e87/reports/7f20a0e1-789c-4cb2-9d3a-d9db3e5f2f0e/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/309d75aa7c6bc009e2bfd97efc9b6f3da4041630d2be0a7acaaf4e9a85b21b38

Result

Verdict:

UNKNOWN

Details

Windows PE Executable

Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/5861e853-9178-4336-b849-705cda80b156

Result

Threat name:

MassLogger RAT

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1607125

Signature

.NET source code references suspicious native API functions

Contains functionality to inject code into remote processes

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Joe Sandbox ML detected suspicious sample

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Yara detected MassLogger RAT

Yara detected Telegram RAT

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/309d75aa7c6bc009e2bfd97efc9b6f3da4041630d2be0a7acaaf4e9a85b21b38

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/309d75aa7c6bc009e2bfd97efc9b6f3da4041630d2be0a7acaaf4e9a85b21b38/

Threat name:

Win64.Infostealer.Tinba

Status:

Malicious

First seen:

2025-02-05 05:10:32 UTC

File Type:

PE+ (Exe)

AV detection:

18 of 24 (75.00%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=gcoxlkt4npaatyv73f7pzg3phwsaifrq2k7au6wkv5hjvbnsdm4a._file

Verdict:

malicious

Label(s):

snakekeylogger

Similar samples:

error

MassLogger

Result

Malware family:

n/a

Score:

7/10

Tags:

collection discovery spyware stealer

Link:

https://tria.ge/reports/250205-gd5nxssmcs/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Verdict:

Unknown

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/d6aaf9d4-462b-424d-8654-9a519e79ee70

Unpacked files

SH256 hash:

309d75aa7c6bc009e2bfd97efc9b6f3da4041630d2be0a7acaaf4e9a85b21b38

MD5 hash:

231ccb38edac1cce9aac3fcf502b2bc8

SHA1 hash:

0859897b2c0c1241c96d54b13321ebd98e6a6dbb

Link:

https://www.unpac.me/results/49dee664-2468-456b-9a09-7b38955e0356/

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/309d75aa7c6bc009e2bfd97efc9b6f3da4041630d2be0a7acaaf4e9a85b21b38

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:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	meth_stackstrings Create hunting rule
Author:	Willi Ballenthin

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

Rule name:	ThreadControl__Context 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.

Malspam

MassLogger

exe 309d75aa7c6bc009e2bfd97efc9b6f3da4041630d2be0a7acaaf4e9a85b21b38

(this sample)

Delivery method

Distributed via e-mail attachment

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 (GUARD_CF)	high

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CreateProcessA KERNEL32.dll::VirtualAllocEx KERNEL32.dll::WriteProcessMemory 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::FreeConsole KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleOutputCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileW

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