MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 199a0a6cc8a97a5e133206f4aa867b5af928d50965641897a5b40a0b2e2e471c. 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: 13

Intelligence 13 IOCs YARA 16 File information Comments

SHA256 hash:	199a0a6cc8a97a5e133206f4aa867b5af928d50965641897a5b40a0b2e2e471c
SHA3-384 hash:	1f09335919c9e61997fcd71335be51179e99057182f4b40926603bbf6805ccfe637ca4469d7923a2a1b17fcdcaf28d3c
SHA1 hash:	7d05ac1fca7fd3186d1770f54b8b58a83730f69e
MD5 hash:	cbdb4a9ab91e9fb690cada719ae07036
humanhash:	nuts-thirteen-march-football
File name:	MV. BRAVE SAILOR V.1801 - AGENT NOMINATION at your port Bunkering Only_pdf.exe
Download:	download sample
Signature	MassLogger Create hunting rule
File size:	238'592 bytes
First seen:	2025-01-24 13:55:29 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	3072:Ub161+KyUr/jRb3bPRcwTZ9yIkJheUlklhmbGJP5vavP5wXJ7SQ:Ubk+jgbRHewT6JEyumCv4PyXJ7S
TLSH	T11E34E72E30685B90FCFB97BFFAA80B26B210C831F556FB877190540DC77168A5E84796
TrID	71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10522/11/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika	pebin
File icon (PE):
dhash icon	0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter	James_inthe_box
Tags:	exe MassLogger

Intelligence

File Origin

# of uploads :

# of downloads :

851

Origin country :

Vendor Threat Intelligence

Gathering data

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Unauthorized injection to a recently created process

Restart of the analyzed sample

Сreating synchronization primitives

DNS request

Connection attempt

Sending an HTTP GET request

Sending a custom TCP request

Creating a file

Reading critical registry keys

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

masquerade obfuscated obfuscated packed packed packer_detected

Link:

https://www.filescan.io/uploads/67939bf23d654e5f56c822ee/reports/d188af1d-7120-4724-a4c0-7400081523db/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/199a0a6cc8a97a5e133206f4aa867b5af928d50965641897a5b40a0b2e2e471c

Result

Verdict:

MALICIOUS

Malware family:

Snake Keylogger

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/873f00c6-d44a-4691-8999-457cf31b07b4

Result

Threat name:

MassLogger RAT

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1598594

Signature

.NET source code references suspicious native API functions

Antivirus / Scanner detection for submitted sample

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Initial sample is a PE file and has a suspicious name

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

Tries to detect the country of the analysis system (by using the IP)

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

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

Yara detected MassLogger RAT

Yara detected Telegram RAT

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/199a0a6cc8a97a5e133206f4aa867b5af928d50965641897a5b40a0b2e2e471c

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/199a0a6cc8a97a5e133206f4aa867b5af928d50965641897a5b40a0b2e2e471c/

Threat name:

Win32.Trojan.Leonem

Status:

Malicious

First seen:

2025-01-20 17:23:56 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

22 of 24 (91.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=dgnau3givf5f4ezsa32kvbt3ll4srvijmvsbrf5fwqfawlroi4oa._file

Result

Malware family:

n/a

Score:

7/10

Tags:

collection discovery spyware stealer

Link:

https://tria.ge/reports/250124-q8nhka1pct/

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:

Suspicious

Tags:

404keylogger

YARA:

n/a

Link:

https://app.threat.zone/submission/15a450a0-c4e3-4039-a7bc-85a314ceed77

Unpacked files

SH256 hash:

e8ebfda634e10c24642537582e256449074acdf2ac5ea827b81818c111111993

MD5 hash:

5b29dbce9331e1456dcac2b8f087dfd2

SHA1 hash:

702f2aef816d7ed31559640a56919a19c0c9cc51

Link:

https://www.unpac.me/results/a3590ee5-375c-479c-8b34-8d2804690671/

SH256 hash:

864f713e3f020820aaaf91441d6687193296357c1874089be7b950a4922a05e5

MD5 hash:

26ac42af349b4fcb875bcd29d72c8cde

SHA1 hash:

598984f1e5e7246fe791bfda5cd13fe2dc7e65f0

Link:

https://www.unpac.me/results/a3590ee5-375c-479c-8b34-8d2804690671/

SH256 hash:

6f0ba4f0e3a40f9bb1b63915cd1bcd5c55e586b2b797c6982c26099887c15a03

MD5 hash:

7a8b7b51655a721e63686dd33cfdb6ec

SHA1 hash:

04a243f5846b92ff9635b5f67929e34bbece53d1

Detections:

win_masslogger_w0

win_404keylogger_g1

MAL_Envrial_Jan18_1

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_TelegramChatBot

Link:

https://www.unpac.me/results/a3590ee5-375c-479c-8b34-8d2804690671/

Parent samples :

abc0b5e65132918208e06122ecfe2172c468494da7b0e48cc40f8475138153b2
8eb955d1794fe1fd4c8e9bd91c280a69e09c11a9673c3e0fa2312a27520b3eb5
199a0a6cc8a97a5e133206f4aa867b5af928d50965641897a5b40a0b2e2e471c
ed5e228c819717821661700eb6f629fd345494e757556c16dc4320fca117d67a
538ff5b5ef5938752577c73c72e98ced1a141b0d2b33f4e66ad034f187ca8970
a003b17d8065d71e25b3c612567713e67c54db3dd339e0e4a2e0aa5ffc836094
1827dfee3f5db9c0924437ebc91434d916f36f7ed1be8b643d2df2fb9d7e07db
c0ec3ef1e22468d717bce638160e22bed6bad4a5c3b59e0aad27bf8c14dbda82
6f0ba4f0e3a40f9bb1b63915cd1bcd5c55e586b2b797c6982c26099887c15a03
fa1e69cb8993771043bd3086c917259601f912263edb53e2edcc29e99cdf54e3

SH256 hash:

199a0a6cc8a97a5e133206f4aa867b5af928d50965641897a5b40a0b2e2e471c

MD5 hash:

cbdb4a9ab91e9fb690cada719ae07036

SHA1 hash:

7d05ac1fca7fd3186d1770f54b8b58a83730f69e

Link:

https://www.unpac.me/results/a3590ee5-375c-479c-8b34-8d2804690671/

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/199a0a6cc8a97a5e133206f4aa867b5af928d50965641897a5b40a0b2e2e471c

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:	crime_snake_keylogger Create hunting rule
Author:	Rony (r0ny_123)
Description:	Detects Snake keylogger payload

Rule name:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Rule name:	INDICATOR_SUSPICIOUS_EXE_TelegramChatBot Create hunting rule
Author:	ditekSHen
Description:	Detects executables using Telegram Chat Bot

Rule name:	MAL_Envrial_Jan18_1 Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects Encrial credential stealer malware
Reference:	https://twitter.com/malwrhunterteam/status/953313514629853184

Rule name:	MAL_Envrial_Jan18_1_RID2D8C Create hunting rule
Author:	Florian Roth
Description:	Detects Encrial credential stealer malware
Reference:	https://twitter.com/malwrhunterteam/status/953313514629853184

Rule name:	masslogger_gcch Create hunting rule
Author:	govcert_ch

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

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

Rule name:	pe_imphash Create hunting rule

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

Rule name:	telegram_bot_api Create hunting rule
Author:	rectifyq
Description:	Detects file containing Telegram Bot API

Rule name:	Windows_Trojan_SnakeKeylogger_af3faa65 Create hunting rule
Author:	Elastic Security

Rule name:	win_masslogger_w0 Create hunting rule
Author:	govcert_ch

File information

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

Malspam

MassLogger

exe 199a0a6cc8a97a5e133206f4aa867b5af928d50965641897a5b40a0b2e2e471c

(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 (HIGH_ENTROPY_VA)	high

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