MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b3162141ac545fa0ae63777748973b8ee88bb8234a917d5fb3238d2c2ca963d. 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: 9


Intelligence 9 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b3162141ac545fa0ae63777748973b8ee88bb8234a917d5fb3238d2c2ca963d
SHA3-384 hash: be3e166f077f380644784c32a137ffebf5c13aad524f35435867c06a947a1488454fe9f1cd3173ce5d6cca1e2dc5db59
SHA1 hash: 8e4cf0397ba32d233a515a5aca02751f6f9344c6
MD5 hash: 0185e0fc2f505312001e1a65e6783908
humanhash: paris-nevada-ack-magnesium
File name:book.pdf lnk
Download: download sample
File size:1'282 bytes
First seen:2023-08-21 08:05:59 UTC
Last seen:Never
File type:Shortcut (lnk) lnk
MIME type:application/octet-stream
ssdeep 24:80N8NiJ/AESU9BJBq+/bnpqGUkzab/OD41ULw7mN:80N8NkjSOJpqGUGabOMiLCI
TLSH T1FB21AA3C25E95616C7E0053F4079631B8E3BB4D7E5B1DE2D02A092893906A01EC59F6F
Reporter JAMESWT_WT
Tags:83-217-9-18 lnk

Intelligence

File Origin
# of uploads :
1
# of downloads :
164
Origin country :
IT IT
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27118.LnkHeur.UNOFFICIAL
Create hunting rule

TwinWave.EvilLNK.DottedQuadDancingInHeaven.20220622.UNOFFICIAL
Create hunting rule

TwinWave.EvilLNK.OddLook.202207213.UNOFFICIAL
Create hunting rule

TwinWave.EvilLNK.HTTPDottedQuadPolicykill.20220908.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malicious
File Type:
LNK File - Malicious
Link:
https://app.docguard.net/8b3162141ac545fa0ae63777748973b8ee88bb8234a917d5fb3238d2c2ca963d/results/dashboard
Payload URLs
URL
File name
http://107.181.161.200:443/msiffbjzugu
LNK File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd evasive lolbin masquerade msiexec
Link:
https://www.filescan.io/uploads/64e31aeb81623a9006cdf0da/reports/36b30592-16d3-4175-b60d-c377466fc405/overview
Verdict:
Malicious
Labled as:
BZC.YAX.Mole.2
Link:
https://www.hybrid-analysis.com/sample/8b3162141ac545fa0ae63777748973b8ee88bb8234a917d5fb3238d2c2ca963d
Result
Verdict:
MALICIOUS
Details
IPv4 Dotted Quad URL
A URL was detected referencing a direct IP address, as opposed to a domain name.
Result
Threat name:
n/a
Detection:
malicious
Classification:
rans
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1294368
Signature
Found URL in windows shortcut file (LNK)
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Windows shortcut file (LNK) contains suspicious command line arguments
Windows shortcut file (LNK) starts blacklisted processes
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1294368 Sample: book.pdf_lnk.lnk Startdate: 21/08/2023 Architecture: WINDOWS Score: 68 19 Windows shortcut file (LNK) starts blacklisted processes 2->19 21 Multi AV Scanner detection for submitted file 2->21 23 Found URL in windows shortcut file (LNK) 2->23 25 2 other signatures 2->25 6 cmd.exe 2 2->6         started        8 msiexec.exe 2->8         started        process3 process4 10 curl.exe 1 6->10         started        13 conhost.exe 1 6->13         started        15 msiexec.exe 6->15         started        dnsIp5 17 107.181.161.200, 443, 49713 TOTAL-SERVER-SOLUTIONSUS United States 10->17
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8b3162141ac545fa0ae63777748973b8ee88bb8234a917d5fb3238d2c2ca963d/
Threat name:
Shortcut.Trojan.Mole
Create hunting rule
Status:
Malicious
First seen:
2023-08-21 08:06:04 UTC
File Type:
Binary
AV detection:
7 of 24 (29.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rmywefa2yvc7ucxgg53xjcltxdxiro4cgsurpvp3gi4nfqwksy6q._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery
Link:
https://tria.ge/reports/230821-jzd47sde5t/
Behaviour
Suspicious behavior: CmdExeWriteProcessMemorySpam
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Enumerates connected drives
Drops startup file
Executes dropped EXE
Loads dropped DLL
Modifies file permissions
Suspicious use of NtCreateUserProcessOtherParentProcess
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/8b3162141ac545fa0ae63777748973b8ee88bb8234a917d5fb3238d2c2ca963d

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:Download_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies download artefacts in shortcut (LNK) files.
Rule name:Execution_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies execution artefacts in shortcut (LNK) files.
Rule name:EXE_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies executable artefacts in shortcut (LNK) files.
Rule name:LNK_sospechosos
Create hunting rule
Author:Germán Fernández
Description:Detecta archivos .lnk sospechosos
Rule name:PDF_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies Adobe Acrobat artefacts in shortcut (LNK) files.
Rule name:SUSP_LNK_CMD
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects the reference to cmd.exe inside an lnk file, which is suspicious

File information

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

Web download

Shortcut (lnk) lnk 8b3162141ac545fa0ae63777748973b8ee88bb8234a917d5fb3238d2c2ca963d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2705867/
  
Delivery method
Distributed via web download

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