MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a51c62d5cbbdd3442ea44f0282533b9671f5fea07590caa69e13d67aa66db735. 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: 7


Intelligence 7 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a51c62d5cbbdd3442ea44f0282533b9671f5fea07590caa69e13d67aa66db735
SHA3-384 hash: 1b7098c138afe97e384b3df50d922fbe51707a4959d11524c3f69f6fda52f1ae564d146eb1bcd803f6eb09b604f57d76
SHA1 hash: 3aa1b45875553e4418477f40c1f2bbaebe79267f
MD5 hash: ba4907fa328c8b3e1cb0d6c32a9d97cb
humanhash: violet-robin-georgia-item
File name:a51c62d5cbbdd3442ea44f0282533b9671f5fea07590caa69e13d67aa66db735
Download: download sample
File size:685'214 bytes
First seen:2021-03-02 13:27:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash fcf1390e9ce472c7270447fc5c61a0c1 (863 x DCRat, 118 x NanoCore, 94 x njrat)
ssdeep 12288:0Qnk3GDYKGcblwtX+t4Y8fpndjJIBZJ00z9Axqn4:IAOcZwXYkndjJIfD9A+4
TLSH 2BE49D5A1BC8DC21C0BE06B9349836182BBC794BDE62D72D4FD8789C79223A1713579F
Reporter c3rb3ru5d3d53c2


Avatar
c3rb3ru5d3d53c
@c3rb3ru5d3d53c Live Hunt

Intelligence

File Origin
# of uploads :
1
# of downloads :
115
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
memetapp.exe
Verdict:
Malicious activity
Analysis date:
2021-02-26 06:08:38 UTC
Tags:
installer rat backdoor dcrat trojan evasion
Link:
https://app.any.run/tasks/e8dd1aff-3b23-4547-afcf-ee306c4b4815

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/120931/
Detection(s):
SecuriteInfo.com.Gen.Variant.Johnnie.221809.751.14920.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Creating a file
Creating a process from a recently created file
DNS request
Sending a UDP request
Running batch commands
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Launching a process
Creating a file in the Windows subdirectories
Sending an HTTP GET request
Sending a custom TCP request
Unauthorized injection to a recently created process
Enabling autorun by creating a file
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.
Result
Threat name:
Unknown
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/623900
Signature
.NET source code contains in memory code execution
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Antivirus detection for dropped file
Drops executable to a common third party application directory
Drops executables to the windows directory (C:\Windows) and starts them
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Sigma detected: System File Execution Location Anomaly
Uses schtasks.exe or at.exe to add and modify task schedules
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 360939 Sample: UJ6zFFHj1J Startdate: 02/03/2021 Architecture: WINDOWS Score: 96 64 Antivirus detection for dropped file 2->64 66 .NET source code contains method to dynamically call methods (often used by packers) 2->66 68 .NET source code references suspicious native API functions 2->68 70 7 other signatures 2->70 10 UJ6zFFHj1J.exe 3 6 2->10         started        13 hnCcIEpjgaDp.exe 3 2->13         started        16 msiexec.exe 3 2->16         started        process3 file4 58 C:\monitorhost\dhcpsession.exe, PE32 10->58 dropped 18 wscript.exe 1 10->18         started        80 Antivirus detection for dropped file 13->80 82 Machine Learning detection for dropped file 13->82 84 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 13->84 signatures5 process6 process7 20 cmd.exe 1 18->20         started        process8 22 dhcpsession.exe 1 15 20->22         started        26 conhost.exe 20->26         started        file9 50 C:\Windows\SystemResources\...\msiexec.exe, PE32 22->50 dropped 52 C:\WindowsLAMBKUP\hnCcIEpjgaDp.exe, PE32 22->52 dropped 54 C:\Users\user\Videos\MusNotifyIcon.exe, PE32 22->54 dropped 56 3 other malicious files 22->56 dropped 72 Antivirus detection for dropped file 22->72 74 Machine Learning detection for dropped file 22->74 76 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 22->76 78 2 other signatures 22->78 28 RuntimeBroker.exe 2 2 22->28         started        32 schtasks.exe 1 22->32         started        34 schtasks.exe 1 22->34         started        36 4 other processes 22->36 signatures10 process11 dnsIp12 60 a0518199.xsph.ru 141.8.192.26, 49716, 49725, 80 SPRINTHOSTRU Russian Federation 28->60 62 ipinfo.io 216.239.36.21, 443, 49723 GOOGLEUS United States 28->62 86 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 28->86 38 conhost.exe 32->38         started        40 conhost.exe 34->40         started        42 conhost.exe 36->42         started        44 conhost.exe 36->44         started        46 conhost.exe 36->46         started        48 conhost.exe 36->48         started        signatures13 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a51c62d5cbbdd3442ea44f0282533b9671f5fea07590caa69e13d67aa66db735/
Threat name:
ByteCode-MSIL.Backdoor.LightStone
Create hunting rule
Status:
Malicious
First seen:
2021-03-02 13:27:08 UTC
AV detection:
23 of 47 (48.94%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/210302-2mn3wn5x62/
Behaviour
Creates scheduled task(s)
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Looks up external IP address via web service
Loads dropped DLL
Executes dropped EXE
Unpacked files
SH256 hash:
2b3424629d6a124d8a0336547ce0ee1fb2a09bd60c3939d51c798578e4bf7596
MD5 hash:
dc4830a3b6c1066266f4087428b0ec80
SHA1 hash:
b530f199b689facc260500227e241cbcc6d4faa5
Link:
https://www.unpac.me/results/97b3474b-3ed8-4a30-902d-ba26e1e0a8d1/
SH256 hash:
a51c62d5cbbdd3442ea44f0282533b9671f5fea07590caa69e13d67aa66db735
MD5 hash:
ba4907fa328c8b3e1cb0d6c32a9d97cb
SHA1 hash:
3aa1b45875553e4418477f40c1f2bbaebe79267f
Link:
https://www.unpac.me/results/97b3474b-3ed8-4a30-902d-ba26e1e0a8d1/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Simbot
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a51c62d5cbbdd3442ea44f0282533b9671f5fea07590caa69e13d67aa66db735

File information

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

  
Link
https://www.virustotal.com/gui/file/a51c62d5cbbdd3442ea44f0282533b9671f5fea07590caa69e13d67aa66db735/details
  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/120931/

Comments