MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 34ea4b1bf96a120fd6f9969babeae255483e42a496cdba637c6ef1f44c2b4287. 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: 6


Intelligence 6 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 34ea4b1bf96a120fd6f9969babeae255483e42a496cdba637c6ef1f44c2b4287
SHA3-384 hash: 3ccc23c0ba5a645392561699f5ded4842cfe6adc9e5080067be3d2ef306dab03e2a1dbb445e826ef4bf9d1045ae1431e
SHA1 hash: fabd8b10691122a621f49ddfb66df62d3982b24d
MD5 hash: 8bf635a8eeec3359aaaf4f46505268aa
humanhash: ack-steak-batman-quebec
File name:RFQ_01NDN8020901.PDF.exe
Download: download sample
Signature MassLogger
Create hunting rule
File size:536'280 bytes
First seen:2020-08-20 06:28:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:K6Gb9QURozDrgIZp1v0WEB9M/bXi3SVIvzIF:JyRofrgIZp1v0190dF
Threatray 530 similar samples on MalwareBazaar
TLSH D8B4E09D761172DFC817D472DAA86DA8EB64287B430B4503A02B16EE9B4DD9BCF110F2
Reporter abuse_ch
Tags:exe MassLogger


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: mail-ececom.pw
Sending IP: 31.168.40.90
From: Christine Cheng <info@mail-ececom.pw>
Subject: RF-Quotation
Attachment: RFQ_01NDN8020901.PDF.zip (contains "RFQ_01NDN8020901.PDF.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Creating a file in the %temp% directory
Creating a process from a recently created file
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Creating a file
Running batch commands
Unauthorized injection to a system process
Enabling autorun by creating a file
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/440610
Signature
Creates an undocumented autostart registry key
Detected unpacking (changes PE section rights)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
PE file contains section with special chars
PE file has nameless sections
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses an obfuscated file name to hide its real file extension (double extension)
Writes to foreign memory regions
Yara detected AntiVM_3
Yara detected Costura Assembly Loader
Yara detected MassLogger RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 272914 Sample: RFQ_01NDN8020901.PDF.exe Startdate: 21/08/2020 Architecture: WINDOWS Score: 100 58 Yara detected MassLogger RAT 2->58 60 Yara detected AntiVM_3 2->60 62 Uses an obfuscated file name to hide its real file extension (double extension) 2->62 64 7 other signatures 2->64 9 RFQ_01NDN8020901.PDF.exe 18 9 2->9         started        process3 dnsIp4 54 deepsourceng.com 107.151.3.68, 49750, 80 24SHELLSUS United States 9->54 56 192.168.2.1 unknown unknown 9->56 46 C:\Users\user\AppData\Roaming\...\vlc.exe, PE32 9->46 dropped 48 C:\Users\user\...\vlc.exe:Zone.Identifier, ASCII 9->48 dropped 50 C:\Users\...\RFQ_01NDN8020901.PDF.exe.log, ASCII 9->50 dropped 66 Detected unpacking (changes PE section rights) 9->66 68 Creates an undocumented autostart registry key 9->68 70 Writes to foreign memory regions 9->70 72 Injects a PE file into a foreign processes 9->72 14 vbc.exe 9->14         started        17 wscript.exe 2 1 9->17         started        19 vbc.exe 3 9->19         started        21 powershell.exe 25 9->21         started        file5 signatures6 process7 signatures8 74 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 14->74 23 AcroRd32.exe 37 17->23         started        25 cmd.exe 19->25         started        27 conhost.exe 21->27         started        process9 process10 29 RdrCEF.exe 23->29         started        31 AcroRd32.exe 8 6 23->31         started        33 conhost.exe 25->33         started        35 powershell.exe 25->35         started        process11 37 RdrCEF.exe 29->37         started        40 RdrCEF.exe 29->40         started        42 RdrCEF.exe 29->42         started        44 RdrCEF.exe 29->44         started        dnsIp12 52 80.0.0.0 NTLGB United Kingdom 37->52
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/34ea4b1bf96a120fd6f9969babeae255483e42a496cdba637c6ef1f44c2b4287/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-20 06:30:08 UTC
AV detection:
21 of 28 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gtvewg7znija7vxzs2n2x2xckved4qves3g3uy34n3y7itblikdq._file
Verdict:
unknown
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MassLogger
+ 520 additional samples on MalwareBazaar
Result
Malware family:
masslogger
Create hunting rule
Score:
  10/10
Tags:
ransomware spyware stealer family:masslogger
Link:
https://tria.ge/reports/200820-4vcvb8wbta/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads user/profile data of web browsers
Uses the VBS compiler for execution
MassLogger
MassLogger log file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/34ea4b1bf96a120fd6f9969babeae255483e42a496cdba637c6ef1f44c2b4287

File information

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

Malspam

MassLogger

zip 6db724c189858f27a9ccb3475065f8c1c3f8d665809ace8f614de3a031a04be5

MassLogger

Executable exe 34ea4b1bf96a120fd6f9969babeae255483e42a496cdba637c6ef1f44c2b4287

(this sample)

  
Dropped by
MD5 303211db945e35702749ca9c9da7253d
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/49015/
  
Dropped by
SHA256 6db724c189858f27a9ccb3475065f8c1c3f8d665809ace8f614de3a031a04be5

Comments