MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c413ad2d5d387fd80f6db3509138837e2cb1b2ae632633d7667421fd3b6e63f7. 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


Threat unknown


Vendor detections: 6


Intelligence 6 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c413ad2d5d387fd80f6db3509138837e2cb1b2ae632633d7667421fd3b6e63f7
SHA3-384 hash: 0df81b50529765651690785e660bea3ba49849d16f2533a86f9f7606a9cd2fce552c02d94ae567580bb2ce3a24acf577
SHA1 hash: c8b45432ff2fb27c2a84f03150a279ac61c998d4
MD5 hash: e8eca59abbf7261b6b0262d1319647df
humanhash: muppet-stream-cardinal-avocado
File name:swift.xlsx
Download: download sample
File size:716'288 bytes
First seen:2020-08-14 11:28:31 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/encrypted
ssdeep 12288:GpMyQUf1c7+5UGvakTnw0V6upt6CNT4wUwIHW2m8uHr6Dx9d8tpi6WuehaI2:GpMMKi3yk3bnZT4wNh6jOtpi6TV
TLSH 75E4236028549F16FC2F8572A35CCE1465DEED0FAB48E44F590836AFA9F0B7842ED1D8
Reporter abuse_ch
Tags:CVE-2017-11882 xlsx


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: ns388824.ip-176-31-255.eu
Sending IP: 176.31.255.155
From: Yongha Yang(Nick) <yhyang@berndorf.co.kr>
Subject: PAYMENT
Attachment: swift.xlsx

Unknown payload URL:
http://sytemforinternationalfiletransferprotoco.duckdns.org/newbiggi.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
63
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Doc.Packed.EncryptedDoc-6563700-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
DNS request
Creating a file in the %AppData% directory
Launching the default Windows debugger (dwwin.exe)
Sending an HTTP GET request
Launching a file downloaded from the Internet
Creating a process from a recently created file
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/429627
Signature
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Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 267284 Sample: swift.xlsx Startdate: 16/08/2020 Architecture: WINDOWS Score: 48 15 Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) 2->15 6 EXCEL.EXE 160 51 2->6         started        9 mspaint.exe 27 2 2->9         started        process3 dnsIp4 13 192.168.2.1 unknown unknown 6->13 11 splwow64.exe 6->11         started        process5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c413ad2d5d387fd80f6db3509138837e2cb1b2ae632633d7667421fd3b6e63f7/
Threat name:
Document-Office.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2020-08-14 11:30:08 UTC
AV detection:
14 of 29 (48.28%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yqj22lk5hb75qd3nwnijcoedpywldmvommtdhv3goqq72o3omp3q._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/200814-hmvfr3elvn/
Behaviour
Launches Equation Editor
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Program crash
Loads dropped DLL
Uses the VBS compiler for execution
Blacklisted process makes network request
Executes dropped EXE
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/c413ad2d5d387fd80f6db3509138837e2cb1b2ae632633d7667421fd3b6e63f7

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:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples

File information

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

Malspam

Excel file xlsx c413ad2d5d387fd80f6db3509138837e2cb1b2ae632633d7667421fd3b6e63f7

(this sample)

Executable exe 3bf9eb8aca2fb463e00a2b2666afe723f88d05a3851319ca41caa5efa12a363d

  
URLhaus
https://urlhaus.abuse.ch/url/433111/
  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 3bf9eb8aca2fb463e00a2b2666afe723f88d05a3851319ca41caa5efa12a363d
  
Dropping
MD5 825824b74295db93fdb11bb98de59d26

Comments