MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8caf81f11bf9898ce2e1e91ed450197ae089f1088c666a2d665ae589ceb12a7e. 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: 4


Intelligence 4 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8caf81f11bf9898ce2e1e91ed450197ae089f1088c666a2d665ae589ceb12a7e
SHA3-384 hash: 9b524dc87cba86b1e96830b1dcb653eb35da59ed926225f672bb8fdba4089e3146742f3c2c6a6d5788bd89744e79695b
SHA1 hash: ea6c3ea9459c9fb8102ac5489a37f2e0c7fa999a
MD5 hash: 7d1562810fa826af4ddcf7048be36b11
humanhash: purple-beer-eleven-lithium
File name:Outstanding PO - 14-Jun-2020.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:842'752 bytes
First seen:2020-06-15 05:42:33 UTC
Last seen:2020-06-15 14:19:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:QPDlq/oXmfNzxgrFqSXPiDpYmchQoR6+5AG/lol4/8OujrbHWdkrcHBV:uxAZyr4DpwHP5fil4TuD2dkYf
Threatray 1'022 similar samples on MalwareBazaar
TLSH 3B05220CA3A96614C2BD073DD5A545844BB3997219B3D30F1F9C261C87A33EAE617F2B
Reporter abuse_ch
Tags:exe MassLogger


Avatar
abuse_ch
Malspam distributing MassLogger:

HELO: feromilano.com
Sending IP: 37.49.230.119
From: Sergio Cortesi <sergio.cortesi@feromilano.com>
Reply-To: ysondoqah.jo@gmail.com
Subject: Expedite Outstanding PO - 14-Jun-2020
Attachment: Outstanding PO - 14-Jun-2020.rar (contains "Outstanding PO - 14-Jun-2020.exe")

MassLogger SMTP exfil server:
mail.privateemail.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
77
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/10267/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.34016426.19424.29719.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-15 05:44:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rsxyd4i37geyzyxb5epniuazplqit4iirrtgullgllsyttvrfj7a._file
Verdict:
suspicious
Similar samples:
02fafe7d00909727bb91670774f201dc8ed5122c7c0c6c25c2c8b227b6a77df4
MassLogger
3f8c2a8d34d7d3f61451ea1beb9d9671cc50aa2cbe39d700a08d0215b8b7163b
MassLogger
6a812ee04fdb54b0576e2e51bb705d2a7f2d14f86601f718385087310a3df257
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7039c80d82fdcfed16711652027522d8a99a311be6a1ceed3c25776a495968de
MassLogger
7758c91a218460dfc6cc95e5c106c50431cdd6cad667b4e8c98bee960ff06b3a
MassLogger
addd02b5623bb29f4cb564b9c228184123a33a94e8308a28c8e74be662e120b3
MassLogger
b04d6c5e4e1759d306dbec63b416be318058ff1698e8ff4b022bad89c7636e29
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d97d1614a199d784c0697ff01eff3e4d195dd07e65879a59b3b805d2088ad8a9
MassLogger
debcd0af0a58eb42e8547392527d9daf5993826d3b53f795369d712c48ac2b12
MassLogger
e86863fab85a50441e0e576550d74ef97d8a3e82085ead6e5fae22930de1866c
MassLogger
+ 1'012 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
family:masslogger ransomware rezer0 spyware stealer
Link:
https://tria.ge/reports/201109-d4q96dc5xe/
Behaviour
Creates scheduled task(s)
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Reads user/profile data of web browsers
rezer0
MassLogger
MassLogger Main Payload
MassLogger log file
Please note that we are no longer able to provide a coverage score for Virus Total.

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:masslogger_gcch
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

rar 4f1384b82b65febe08b4589e556b8637ab71453fcec2329294f8fe7354ee48a4

MassLogger

Executable exe 8caf81f11bf9898ce2e1e91ed450197ae089f1088c666a2d665ae589ceb12a7e

(this sample)

  
Dropped by
MD5 b374804fea63176ab0f67af516db9a4c
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 4f1384b82b65febe08b4589e556b8637ab71453fcec2329294f8fe7354ee48a4
Cape
Cape
https://www.capesandbox.com/analysis/10267/

Comments