MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a6790d5442e968741a6031aa466a1c29397e291fa7fc6a26fca328fc48d95469. 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
| SHA256 hash: | a6790d5442e968741a6031aa466a1c29397e291fa7fc6a26fca328fc48d95469 |
|---|---|
| SHA3-384 hash: | 38d773e59452bb5adaa8d1331b9ee983b70181ea229a068be997a0010dd855123283c01cc8d5490cf0f068d46e22bea3 |
| SHA1 hash: | 64e6733ef14b14238ba2f9c319c176df150deedc |
| MD5 hash: | 9f6c645dd1056d33eaca2d82127781fb |
| humanhash: | delaware-wisconsin-iowa-coffee |
| File name: | PO.exe |
| Download: | download sample |
| Signature | MassLogger |
| File size: | 1'045'504 bytes |
| First seen: | 2025-04-08 02:13:44 UTC |
| Last seen: | 2025-04-08 02:13:55 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 24576:OqckvrN/6CH4/JEnYe6+aH6JVvbwQiVFQpYZgBT:Pc4rNo/JEn7laaJdbsFwYwT |
| TLSH | T137259D55D2C9FC99C0072072A87DF534241EF759A27BCC2A2A2EB925A1B73933067F4D |
| 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 |
| dhash icon | d480aa8e96968ed8 (20 x AgentTesla, 15 x SnakeKeylogger, 13 x MassLogger) |
| Reporter |  threatcat_ch |
| Tags: | exe MassLogger |
Intelligence
File Origin
# of uploads :
2
# of downloads :
569
Origin country :
CHVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO.exe
Verdict:
Malicious activity
Analysis date:
2025-04-08 02:15:15 UTC
Tags:
snake keylogger evasion telegram stealer ims-api generic
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Verdict:
Clean
Score:
99.9%
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching a process
Сreating synchronization primitives
DNS request
Connection attempt
Sending an HTTP GET request
Sending a custom TCP request
Creating a window
Unauthorized injection to a system process
Verdict:
Malicious
Labled as:
Trojan.Mardom.MN.Generic
Verdict:
Unknown
Result
Threat name:
MSIL Logger, MassLogger RAT
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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 the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Yara detected MSIL Logger
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
ByteCode-MSIL.Trojan.LummaStealer
Status:
Malicious
First seen:
2025-04-07 16:05:45 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
21 of 24 (87.50%)
Threat level:
5/5
Detection(s):
Malicious file
Result
Malware family:
n/a
Score:
10/10
Tags:
collection discovery
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
Suspicious use of NtCreateUserProcessOtherParentProcess
Verdict:
Suspicious
Tags:
404keylogger
YARA:
n/a
Unpacked files
SH256 hash:
a6790d5442e968741a6031aa466a1c29397e291fa7fc6a26fca328fc48d95469
MD5 hash:
9f6c645dd1056d33eaca2d82127781fb
SHA1 hash:
64e6733ef14b14238ba2f9c319c176df150deedc
SH256 hash:
decf62116351c73676e65c06461f68157c6346720fa072514a5635e853015791
MD5 hash:
b1cf4674114cb6f80bc83964c52b0718
SHA1 hash:
f55c1518e4a4e4dcd12f81fbf707859363fc672c
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Malware family:
PrivateLogger
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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 |
|---|---|
| Author: | Rony (r0ny_123) |
| Description: | Detects Snake keylogger payload |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_TelegramChatBot |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables using Telegram Chat Bot |
| Rule name: | masslogger_gcch |
|---|---|
| Author: | govcert_ch |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
| Rule name: | telegram_bot_api |
|---|---|
| Author: | rectifyq |
| Description: | Detects file containing Telegram Bot API |
| Rule name: | Windows_Trojan_SnakeKeylogger_af3faa65 |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_masslogger_w0 |
|---|---|
| Author: | govcert_ch |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
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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