MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7984c497ff344dd8ad4baac3992be7d6a1c5ff907effe1aa4595330dc19d0102. 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: 15

Intelligence 15 IOCs YARA 19 File information Comments

SHA256 hash:	7984c497ff344dd8ad4baac3992be7d6a1c5ff907effe1aa4595330dc19d0102
SHA3-384 hash:	288d18cb96fb771b10db6c12949a82713c21b76aafbcf20533310279974243904d60ab9130517ecc1d460f7029f2e94e
SHA1 hash:	a53d61cf705f8c7f8d544ca83c4bc02b2b9ccfb1
MD5 hash:	e6bab54f8662b1e2170c2158317219e2
humanhash:	virginia-aspen-september-pluto
File name:	Proof Of Payment # 844424_157-0640402-200220514725
Download:	download sample
Signature	MassLogger Create hunting rule
File size:	587'272 bytes
First seen:	2025-02-28 10:00:45 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	12288:egKfT7XewgKHpIlU8gcLfr+xAuuNMbjtctKh6yDVrnVbvf++7vYL6IembikR:A3tpIlU1c1uuybjsK8yDVtfbvodec
Threatray	836 similar samples on MalwareBazaar
TLSH	T127C4F16D1A05F803C9A8177A06A1E279176D0DEDAC01D3839FDABDFBB9C1F911E09187
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
Reporter	lowmal3
Tags:	exe MassLogger

Intelligence

File Origin

# of uploads :

# of downloads :

531

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

Proof Of Payment # 844424_157-0640402-200220514725

Verdict:

Malicious activity

Analysis date:

2025-02-28 10:01:38 UTC

Tags:

snake keylogger evasion stealer

Link:

https://app.any.run/tasks/8e327ef1-0d3e-48b2-ad6f-e3faea24604b

Note:

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

Detection(s):

Win.Packed.Agen-10026311-0

Verdict:

Malicious

Score:

96.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67c18a0d4e50050b2e6efbce

Tags:

virus micro msil

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Сreating synchronization primitives

Creating a file in the %AppData% directory

Enabling the 'hidden' option for recently created files

Adding an access-denied ACE

Creating a process with a hidden window

Creating a file in the %temp% directory

Launching a process

Creating a file

DNS request

Connection attempt

Sending an HTTP GET request

Sending a custom TCP request

Reading critical registry keys

Adding an exclusion to Microsoft Defender

Enabling autorun by creating a file

Unauthorized injection to a system process

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

invalid-signature masquerade obfuscated obfuscated obfuscated packed packed packer_detected signed vbnet

Link:

https://www.filescan.io/uploads/67c1896f3c5f644bd93c59bc/reports/e4229c72-bcd1-4bb4-8bbb-9be5121fe38c/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/7984c497ff344dd8ad4baac3992be7d6a1c5ff907effe1aa4595330dc19d0102

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.

Malware family:

Snake Keylogger

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/45aaf188-835e-4291-9e77-23ec813ad58e

Result

Threat name:

MSIL Logger, MassLogger RAT

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1626408

Signature

.NET source code contains potential unpacker

.NET source code references suspicious native API functions

Adds a directory exclusion to Windows Defender

Allocates memory in foreign processes

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Initial sample is a PE file and has a suspicious name

Injects a PE file into a foreign processes

Joe Sandbox ML detected suspicious sample

Loading BitLocker PowerShell Module

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet

Sigma detected: Scheduled temp file as task from temp location

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)

Uses schtasks.exe or at.exe to add and modify task schedules

Writes to foreign memory regions

Yara detected MassLogger RAT

Yara detected MSIL Logger

Yara detected Telegram RAT

Behaviour

Behavior Graph:

Download SVG

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/7984c497ff344dd8ad4baac3992be7d6a1c5ff907effe1aa4595330dc19d0102

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/7984c497ff344dd8ad4baac3992be7d6a1c5ff907effe1aa4595330dc19d0102/

Threat name:

Win32.Trojan.AgentTesla

Status:

Malicious

First seen:

2025-02-28 05:53:21 UTC

AV detection:

19 of 24 (79.17%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=pgcmjf77grg5rlklvlbzsk7h22q4l74qp376dksfsuzq3qm5aeba._file

Verdict:

malicious

Label(s):

novastealer

unknown_loader_037

MassLogger

52b14f500beb10959b5593c5531322e9b048ee299295b4bf1bb1657091308dba

MassLogger

bf577ecd72cba029e0f09ba13fd808bbf730efae25ea4e35a4825ec9a57e0f9c

MassLogger

c54ca8c1a0113b1204f7c15291bf3897148778497aafc43fef097971ec2e2247

MassLogger

ca2ddda34b911715aea8938b8d9795e9ea6eae51d4a23f0c1c46395b438ffb74

MassLogger

error

MassLogger

+ 826 additional samples on MalwareBazaar

Result

Malware family:

n/a

Score:

8/10

Tags:

collection discovery execution

Link:

https://tria.ge/reports/250228-l2dmkaxzav/

Behaviour

Scheduled Task/Job: Scheduled Task

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Checks computer location settings

Command and Scripting Interpreter: PowerShell

Verdict:

Malicious

Tags:

Win.Packed.Agen-10026311-0 404keylogger

YARA:

n/a

Link:

https://app.threat.zone/submission/831ae056-8d4f-4a67-abfb-43926b061b83

Unpacked files

SH256 hash:

7984c497ff344dd8ad4baac3992be7d6a1c5ff907effe1aa4595330dc19d0102

MD5 hash:

e6bab54f8662b1e2170c2158317219e2

SHA1 hash:

a53d61cf705f8c7f8d544ca83c4bc02b2b9ccfb1

Link:

https://www.unpac.me/results/95c5b9a8-ea61-4efa-98a2-5fcc3ea578ad/

SH256 hash:

a82a8146bc767d11d4f0eaf85b395a23ed05ec2b696111d9e2e9c8b699d41198

MD5 hash:

7064e7ed4334fddb249706f6afb95a9c

SHA1 hash:

83f46ba71821b3d7ce21fc60d48031717fbe136f

Detections:

SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/95c5b9a8-ea61-4efa-98a2-5fcc3ea578ad/

SH256 hash:

48be0bea6d6beb657a4218591530b7e563d211645f8bc671282be03837365eb1

MD5 hash:

3dd886e6d02b9610fdfb1c7361b71c1c

SHA1 hash:

ab4256e042eca5a670e4f1d2b6d3e8d78466bffd

Detections:

win_404keylogger_g1

win_masslogger_w0

MAL_Envrial_Jan18_1

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_TelegramChatBot

Link:

https://www.unpac.me/results/95c5b9a8-ea61-4efa-98a2-5fcc3ea578ad/

Parent samples :
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SH256 hash:

dbdbf4597b5391da016b2fa2e9369373f11df2f1591041d967ee3902767db68b

MD5 hash:

08d845abf45ad3296a8708ea9a3e001c

SHA1 hash:

c741ce63a2e750573772b80ab8f3f71c31e9e3de

Link:

https://www.unpac.me/results/95c5b9a8-ea61-4efa-98a2-5fcc3ea578ad/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/7984c497ff34/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/7984c497ff344dd8ad4baac3992be7d6a1c5ff907effe1aa4595330dc19d0102

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_KB_CERT_7c1118cbbadc95da3752c46e47a27438 Create hunting rule
Author:	ditekSHen
Description:	Detects executables signed with stolen, revoked or invalid certificates

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_Digital_Certificate Create hunting rule
Author:	albertzsigovits

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:	win32_dotnet_form_obfuscate Create hunting rule
Author:	Reedus0
Description:	Rule for detecting .NET form obfuscate malware

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 7984c497ff344dd8ad4baac3992be7d6a1c5ff907effe1aa4595330dc19d0102

(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

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