MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 340b5f3c9f07c276be1ce0cda813bd6d188f699c9a4e60739f0156647659c8e8. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 340b5f3c9f07c276be1ce0cda813bd6d188f699c9a4e60739f0156647659c8e8
SHA3-384 hash: ec056dd198b39db86e64ce85bfd3811b3bc3b7d1c66245ca20f8f7697c80d5accf535c4bd1191937f59069f98bc5c70a
SHA1 hash: a9331f53ef854bd97b7ece529754d04897233fc3
MD5 hash: 6853ed33eba0c33848c1eda0463cb414
humanhash: kentucky-two-orange-oklahoma
File name:VkDJ.exe
Download: download sample
File size:1'934'608 bytes
First seen:2022-05-17 09:34:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 5a594319a0d69dbc452e748bcf05892e (21 x ParallaxRAT, 20 x Gh0stRAT, 15 x NetSupport)
ssdeep 24576:W4nXubIQGyxbPV0db26WLJVEubgC5sv1Et9uGpckT52zedlq89Ws5uIzk5aM/phK:Wqe3f6XbDSffPMWrQ0Zkw
Threatray 187 similar samples on MalwareBazaar
TLSH T1F995C03BF268A53EC45A1B3245B39350997BBA60B81A8C1F07FC384DCF765601E3B656
TrID 49.7% (.EXE) Inno Setup installer (109740/4/30)
19.5% (.EXE) InstallShield setup (43053/19/16)
18.8% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9)
4.7% (.EXE) Win64 Executable (generic) (10523/12/4)
2.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 5050d270cccc82ae (109 x Adware.Generic, 43 x LummaStealer, 42 x OffLoader)
Reporter Anonymous
Tags:Adware exe signed

Code Signing Certificate

Organisation:MONITOR, OOO
Issuer:Sectigo RSA Code Signing CA
Algorithm:sha256WithRSAEncryption
Valid from:2021-02-25T00:00:00Z
Valid to:2024-02-25T23:59:59Z
Serial number: 09795445904c2b59665485f8fcff5691
Intelligence: 3 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: e952c6c8586ea655f991f6c3e0dcad663e01677156fd823343d2e79bf2a69758
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
331
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
VkDJ.exe
Verdict:
Malicious activity
Analysis date:
2022-05-17 09:17:00 UTC
Tags:
installer
Link:
https://app.any.run/tasks/b4909c84-569a-4787-b590-4917f69b95f6

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/271471/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for synchronization primitives
Searching for the window
DNS request
Connecting to a non-recommended domain
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Moving a recently created file
Moving a file to the %temp% subdirectory
Creating a file in the %AppData% subdirectories
Launching a process
Modifying a system file
Creating a process with a hidden window
Launching a tool to kill processes
Enabling autorun by creating a file
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/18258/overview
Behaviour
MalwareBazaar
CheckNumberOfProcessor
CheckCmdLine
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe expand.exe overlay packed setupapi.dll shell32.dll
Link:
https://www.filescan.io/uploads/62836c26d06ea2f4a07249c1/reports/1892a019-413e-4870-9a0f-83cf62ea76f9/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3759c655-5c29-4b91-9686-4d8c73fe38b3
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/995660
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Obfuscated command line found
Uses 7zip to decompress a password protected archive
Uses schtasks.exe or at.exe to add and modify task schedules
Writes or reads registry keys via WMI
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 628161 Sample: VkDJ.exe Startdate: 17/05/2022 Architecture: WINDOWS Score: 48 58 Antivirus detection for URL or domain 2->58 60 Antivirus / Scanner detection for submitted sample 2->60 62 Multi AV Scanner detection for submitted file 2->62 8 VkDJ.exe 2 2->8         started        process3 file4 36 C:\Users\user\AppData\Local\Temp\...\VkDJ.tmp, PE32 8->36 dropped 70 Obfuscated command line found 8->70 12 VkDJ.tmp 30 41 8->12         started        signatures5 process6 dnsIp7 52 cdn.yandex.net 5.45.205.242, 443, 49807 YANDEXRU Russian Federation 12->52 54 dj-upd.com 54.36.175.115, 443, 49779, 49780 OVHFR France 12->54 56 3 other IPs or domains 12->56 38 C:\Users\user\AppData\...\downloader.exe, PE32 12->38 dropped 40 C:\Users\user\AppData\...\downloader[1].exe, PE32 12->40 dropped 42 C:\Users\user\AppData\Local\Temp\...\5.11.zip, Zip 12->42 dropped 44 5 other files (none is malicious) 12->44 dropped 72 Uses schtasks.exe or at.exe to add and modify task schedules 12->72 74 Uses 7zip to decompress a password protected archive 12->74 17 bin.exe 2 17 12->17         started        21 7za.exe 3 12->21         started        24 taskkill.exe 1 12->24         started        26 schtasks.exe 1 12->26         started        file8 signatures9 process10 dnsIp11 46 49.12.160.144, 443, 49820 HETZNER-ASDE Germany 17->46 48 vkdj.org 17->48 50 dj-upd.com 17->50 64 Antivirus detection for dropped file 17->64 66 Multi AV Scanner detection for dropped file 17->66 68 Writes or reads registry keys via WMI 17->68 34 C:\ProgramData\Benita-Bentley\bin.exe, PE32 21->34 dropped 28 conhost.exe 21->28         started        30 conhost.exe 24->30         started        32 conhost.exe 26->32         started        file12 signatures13 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/340b5f3c9f07c276be1ce0cda813bd6d188f699c9a4e60739f0156647659c8e8/
Threat name:
Win32.Dropper.VkDJBundleInstaller
Create hunting rule
Status:
Malicious
First seen:
2022-05-17 09:35:08 UTC
File Type:
PE (Exe)
AV detection:
9 of 41 (21.95%)
Threat level:
  3/5
Verdict:
unknown
Similar samples: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 177 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery
Link:
https://tria.ge/reports/220517-lkbrmscfhm/
Behaviour
Creates scheduled task(s)
Kills process with taskkill
Modifies system certificate store
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks installed software on the system
Loads dropped DLL
Downloads MZ/PE file
Executes dropped EXE
Unpacked files
SH256 hash:
7a51f95c98dbb84a7bd8a793e2505316db5da0c377386d1ec4720103cd168a6a
MD5 hash:
34ff6c5e365b57e43d0738931ce9eb72
SHA1 hash:
e8abda330b435a3ed4aeab17dc3d6570636da5ea
Link:
https://www.unpac.me/results/75aa6df1-a985-4b38-8f5d-bb63f5dfd8b4/
SH256 hash:
01f1109258cf27503d70b37ddb359fe225a834eed25842395da82d28d4c30b47
MD5 hash:
5c03ba56b339607dfff00274bde2898c
SHA1 hash:
be4c86e477ad618c661215fa1d9d02f4979a7a35
Link:
https://www.unpac.me/results/75aa6df1-a985-4b38-8f5d-bb63f5dfd8b4/
SH256 hash:
340b5f3c9f07c276be1ce0cda813bd6d188f699c9a4e60739f0156647659c8e8
MD5 hash:
6853ed33eba0c33848c1eda0463cb414
SHA1 hash:
a9331f53ef854bd97b7ece529754d04897233fc3
Link:
https://www.unpac.me/results/75aa6df1-a985-4b38-8f5d-bb63f5dfd8b4/
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/340b5f3c9f07c276be1ce0cda813bd6d188f699c9a4e60739f0156647659c8e8

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:Sectigo_Code_Signed
Create hunting rule
Description:Detects code signed by the Sectigo RSA Code Signing CA
Reference:https://bazaar.abuse.ch/export/csv/cscb/

File information

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

Web download

Executable exe 340b5f3c9f07c276be1ce0cda813bd6d188f699c9a4e60739f0156647659c8e8

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/271471/

Comments