MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 200b44430ea0ef05c0a7162928602b95e4526633ab9f5bf79a8d41bf940a08d4. 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: 7


Intelligence 7 IOCs YARA 20 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 200b44430ea0ef05c0a7162928602b95e4526633ab9f5bf79a8d41bf940a08d4
SHA3-384 hash: e9678d41380bc64702377a4967a08229d7544f88e934ee39c716cea3e9d795003cc45ca43470b918f04964e3ce392498
SHA1 hash: 070396ba4c9934184d0e81d5e766a1756761e29b
MD5 hash: b59c47c6241303133d46d29b9e447f26
humanhash: item-pennsylvania-lithium-papa
File name:Purchase Contract.PDF.z
Download: download sample
Signature MassLogger
Create hunting rule
File size:736'306 bytes
First seen:2025-01-15 07:37:41 UTC
Last seen:Never
File type: z
MIME type:application/x-rar
ssdeep 12288:LTwFz3+8beNIel+zAOGDtDr7sDUiDy+leWNWBANRn1Irmy4dNw3mUxI8cmZQZ3xU:PwlvSOelI9G9wIiDb0BWnurmy4TOAmZT
TLSH T18BF43359D7E968980790EAC91DDFD13EAED4C170B08A2CD4BB70C645815FBF8EA610C9
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Magika rar
Reporter cocaman
Tags:MassLogger RFQ z


Avatar
cocaman
Malicious email (T1566.001)
From: "Hassan Mason <a4mgeneraltradingllc@hotmail.com>" (likely spoofed)
Received: "from hotmail.com (unknown [91.224.92.28]) "
Date: "14 Jan 2025 22:02:58 -0800"
Subject: "RFQ-A4M GENERAL TRADING"
Attachment: "Purchase Contract.PDF.z"

Intelligence

File Origin
# of uploads :
1
# of downloads :
86
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:Purchase Contract.exe
File size:854'528 bytes
SHA256 hash: 84e892d4627a3a3aa053b30200788bd6942c046d2dadcf5121017a32e10142f2
MD5 hash: 10f72e53a2c9f106093c233b56a3a819
MIME type:application/x-dosexec
Signature MassLogger
Vendor Threat Intelligence
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=678765dcaa9c8e7858ded7d7
Tags:
shell virus msil
Gathering data
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/200b44430ea0ef05c0a7162928602b95e4526633ab9f5bf79a8d41bf940a08d4
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/200b44430ea0ef05c0a7162928602b95e4526633ab9f5bf79a8d41bf940a08d4/
Threat name:
ByteCode-MSIL.Trojan.Zmutzy
Create hunting rule
Status:
Malicious
First seen:
2025-01-15 07:37:44 UTC
File Type:
Binary (Archive)
Extracted files:
12
AV detection:
15 of 38 (39.47%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eafuiqyoudxqlqfhcyusqyblsxsfezrtvopvx542rva37fakbdka._file
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/200b44430ea0ef05c0a7162928602b95e4526633ab9f5bf79a8d41bf940a08d4

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_DotNetProcHook
Create hunting rule
Author:ditekSHen
Description:Detects executables with potential process hoocking
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. 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_404keylogger_g1
Create hunting rule
Author:Rony (@r0ny_123)
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

z 200b44430ea0ef05c0a7162928602b95e4526633ab9f5bf79a8d41bf940a08d4

(this sample)

MassLogger

Executable exe 84e892d4627a3a3aa053b30200788bd6942c046d2dadcf5121017a32e10142f2

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 84e892d4627a3a3aa053b30200788bd6942c046d2dadcf5121017a32e10142f2
  
Dropping
MassLogger
  
Dropping
MD5 10f72e53a2c9f106093c233b56a3a819

Comments