MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e63082cf4db94f06d583a6313e48353366b44ce07b7ffceacc5bc4db88bd8810. 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


Konni


Vendor detections: 8


Intelligence 8 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e63082cf4db94f06d583a6313e48353366b44ce07b7ffceacc5bc4db88bd8810
SHA3-384 hash: a235079507e9077433caf2288ca1c006a076f7cdbc0a68ddccd9947f822c85268e832a5e35878d6d8c26028cd65fb9ed
SHA1 hash: 5ca50ceacfb31cbb04d6820e4021d911fcd8a60b
MD5 hash: 6d6433c328f6cdce4a80efce3a29ea3e
humanhash: chicken-pluto-juliet-charlie
File name:e63082cf4db94f06d583a6313e48353366b44ce07b7ffceacc5bc4db88bd8810
Download: download sample
Signature Konni
Create hunting rule
File size:181'049 bytes
First seen:2023-09-04 14:39:45 UTC
Last seen:Never
File type:Shortcut (lnk) lnk
MIME type:application/octet-stream
ssdeep 3072:zz99+K+7S7ft8Niq+NXh2qrGqToXuZSWW2NETulGS0xVjIQzu8tZKaDJJhVRYmx7:XyKySJqsxxyqN/Su0ScpS8vKaDJJhfY6
TLSH T12904CF3E09EF182FD96CE67946E59697F063C63630B16C7500FE97260B13522BE8532E
Reporter JAMESWT_WT
Tags:apt KONNI lnk

Intelligence

File Origin
# of uploads :
1
# of downloads :
215
Origin country :
IT IT
Vendor Threat Intelligence
Detection(s):
TwinWave.LNKPShellMotherBoardFire.20220428.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malicious
File Type:
LNK File - Malicious
Link:
https://app.docguard.net/e63082cf4db94f06d583a6313e48353366b44ce07b7ffceacc5bc4db88bd8810/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
powershell
Link:
https://www.filescan.io/uploads/64f5ec432a262962b792e401/reports/f6dbb78d-a5d6-499e-910e-598daddd4217/overview
Verdict:
Malicious
Labled as:
PowerShell/Agent.AVB trojan
Link:
https://www.hybrid-analysis.com/sample/e63082cf4db94f06d583a6313e48353366b44ce07b7ffceacc5bc4db88bd8810
Result
Threat name:
Konni
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1303034
Signature
Creates autostart registry keys with suspicious values (likely registry only malware)
Creates processes via WMI
Deletes itself after installation
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Obfuscated command line found
Powershell creates an autostart link
Powershell drops PE file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic
Suspicious powershell command line found
Uses cmd line tools excessively to alter registry or file data
Uses nslookup.exe to query domains
Very long command line found
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Windows shortcut file (LNK) starts blacklisted processes
Yara detected Konni
Yara detected Obfuscated Powershell
Yara detected Powershell dedcode and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1303034 Sample: WAZ757iwdq.lnk Startdate: 04/09/2023 Architecture: WINDOWS Score: 100 62 ttzcloud.com 2->62 78 Snort IDS alert for network traffic 2->78 80 Malicious sample detected (through community Yara rule) 2->80 82 Windows shortcut file (LNK) starts blacklisted processes 2->82 84 7 other signatures 2->84 10 cmd.exe 1 2->10         started        13 cmd.exe 7 2->13         started        16 cmd.exe 2->16         started        18 5 other processes 2->18 signatures3 process4 file5 110 Windows shortcut file (LNK) starts blacklisted processes 10->110 112 Suspicious powershell command line found 10->112 114 Very long command line found 10->114 20 powershell.exe 2 37 10->20         started        24 conhost.exe 1 10->24         started        58 C:\Users\Public\Documents\cuserdown.txt, ASCII 13->58 dropped 60 C:\Users\Public\Documents\cuserdocu.txt, ASCII 13->60 dropped 116 Uses cmd line tools excessively to alter registry or file data 13->116 118 Uses nslookup.exe to query domains 13->118 26 nslookup.exe 1 13->26         started        29 reg.exe 1 1 13->29         started        35 7 other processes 13->35 31 systeminfo.exe 16->31         started        33 nslookup.exe 16->33         started        37 6 other processes 16->37 39 18 other processes 18->39 signatures6 process7 dnsIp8 52 C:\Users\Public\Documents\start.vbs, ASCII 20->52 dropped 54 C:\Users\Public\Documents\79222915.bat, DOS 20->54 dropped 56 C:\Users\Public\Documents\unzip.exe, PE32 20->56 dropped 86 Windows shortcut file (LNK) starts blacklisted processes 20->86 88 Obfuscated command line found 20->88 90 Very long command line found 20->90 98 3 other signatures 20->98 41 cmd.exe 1 20->41         started        44 wscript.exe 20->44         started        70 3 other IPs or domains 26->70 92 May check the online IP address of the machine 26->92 94 Creates autostart registry keys with suspicious values (likely registry only malware) 29->94 96 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 31->96 72 3 other IPs or domains 33->72 74 2 other IPs or domains 35->74 64 ttzcloud.com 37->64 66 downwarding.com 37->66 68 downwarding.com 39->68 76 8 other IPs or domains 39->76 file9 signatures10 process11 signatures12 100 Windows shortcut file (LNK) starts blacklisted processes 41->100 102 Suspicious powershell command line found 41->102 104 Very long command line found 41->104 46 powershell.exe 41->46         started        48 conhost.exe 1 41->48         started        106 Windows Scripting host queries suspicious COM object (likely to drop second stage) 44->106 108 Creates processes via WMI 44->108 process13 process14 50 wscript.exe 46->50         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e63082cf4db94f06d583a6313e48353366b44ce07b7ffceacc5bc4db88bd8810/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2023-09-01 09:09:02 UTC
File Type:
Binary
AV detection:
11 of 38 (28.95%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4yyift2nxfhqnvmduyyt4sbvgntlithapn77z2wmlpcnxcf5raia._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
persistence
Link:
https://tria.ge/reports/230904-r1vscagf8v/
Behaviour
Delays execution with timeout.exe
Enumerates processes with tasklist
Gathers system information
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Uses Volume Shadow Copy WMI provider
Uses Volume Shadow Copy service COM API
Enumerates physical storage devices
Adds Run key to start application
Checks computer location settings
Deletes itself
Unexpected DNS network traffic destination
Blocklisted process makes network request
Process spawned unexpected child process
Malware Config
Dropper Extraction:
https://downwarding.com/v2/read/get.php?vw=ln3&nv=xu6502
http://ttzcloud.com/upload.php
http://ttzcloud.com/list.php?f=NGTQGRML.txt
http://ttzcloud.com/list.php?f=DIREXETO.txt
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/e63082cf4db94f06d583a6313e48353366b44ce07b7ffceacc5bc4db88bd8810

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:Archive_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies archive (compressed) files 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:High_Entropy_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies shortcut (LNK) file with equal or higher entropy than 6.5. Most goodware LNK files have a low entropy, lower than 6.
Rule name:Large_filesize_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies shortcut (LNK) file larger than 100KB. Most goodware LNK files are smaller than 100KB.
Rule name:PS_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies PowerShell artefacts in shortcut (LNK) files.
Rule name:SUSP_PowerShell_Caret_Obfuscation_2
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects powershell keyword obfuscated with carets
Reference:Internal Research
Rule name:SUSP_PowerShell_Caret_Obfuscation_2_RID347B
Create hunting rule
Author:Florian Roth
Description:Detects powershell keyword obfuscated with carets
Reference:Internal Research

File information

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

Comments