MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 93c525fa5e0fd98305ae0c3eff1e381cc3f5b60e257b84ac419020848772fd3e. 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


NanoCore


Vendor detections: 9


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

SHA256 hash: 93c525fa5e0fd98305ae0c3eff1e381cc3f5b60e257b84ac419020848772fd3e
SHA3-384 hash: 9b74428c8a17b606f0d6e4a2027da461b748d5d7b4af901f383ffa3a5be40eb8bfcc8184492ddf369c95d7a399c6d621
SHA1 hash: 74d98518467ec4d45ed11474bc19eea632f0d92c
MD5 hash: 416b231e513aecead560a52edd005141
humanhash: mango-helium-wisconsin-fifteen
File name:416b231e513aecead560a52edd005141.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:1'996'800 bytes
First seen:2020-12-11 08:21:25 UTC
Last seen:2020-12-11 08:52:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 49152:0gZhQ+VDZ2UUcr58iwNH+fmecyW6j0UA:0En2xcV8LYxvW
TLSH 3F956A12EB59FF24F1BA8B3AC0D464A583FADC069716E82F2DE035EC1371BDD5950A06
Reporter abuse_ch
Tags:exe NanoCore RAT


Avatar
abuse_ch
NanoCore RAT C2:
telnet 94.103.95.216 80

Intelligence

File Origin
# of uploads :
2
# of downloads :
301
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
416b231e513aecead560a52edd005141.exe
Verdict:
Malicious activity
Analysis date:
2020-12-11 08:23:32 UTC
Tags:
rat nanocore
Link:
https://app.any.run/tasks/9ceb09a7-7c7b-4f6b-b7f0-36f72ee90481

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/107732/
Detection(s):
SecuriteInfo.com.Variant.Bulz.258665.19247.5205.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
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:
Nanocore
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/561573
Signature
Detected Nanocore Rat
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: NanoCore
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Yara detected AntiVM_3
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/93c525fa5e0fd98305ae0c3eff1e381cc3f5b60e257b84ac419020848772fd3e/
Threat name:
ByteCode-MSIL.Ransomware.WannaCry
Create hunting rule
Status:
Malicious
First seen:
2020-12-11 06:32:08 UTC
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=spcsl6s6b7mygbnobq7p6hrydtb7lnqoev5yjlcbsaqijb3s7u7a._file
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201211-sb8gc1g3y6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
NanoCore
Malware Config
C2 Extraction:
79.134.225.87:1144
nazareen12.ddns.net:1144
Unpacked files
SH256 hash:
93c525fa5e0fd98305ae0c3eff1e381cc3f5b60e257b84ac419020848772fd3e
MD5 hash:
416b231e513aecead560a52edd005141
SHA1 hash:
74d98518467ec4d45ed11474bc19eea632f0d92c
Link:
https://www.unpac.me/results/f07cd11e-b081-4cd9-9c56-e6aceb6f4174/
SH256 hash:
9584f6d01e6452371cc9b4828030a13045d99c243c497b63628828e66aabe26f
MD5 hash:
7476e403eef14ac403c63c7279831780
SHA1 hash:
8387f558e30dc115987ac2b5c174a41302471abf
Link:
https://www.unpac.me/results/f07cd11e-b081-4cd9-9c56-e6aceb6f4174/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Nanocore
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/93c525fa5e0fd98305ae0c3eff1e381cc3f5b60e257b84ac419020848772fd3e

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:ach_NanoCore
Create hunting rule
Author:abuse.ch
Rule name:Nanocore
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Nanocore in memory
Reference:internal research
Rule name:nanocore_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:Nanocore_RAT_Feb18_1
Create hunting rule
Author:Florian Roth
Description:Detects Nanocore RAT
Reference:Internal Research - T2T
Rule name:Nanocore_RAT_Gen_2
Create hunting rule
Author:Florian Roth
Description:Detetcs the Nanocore RAT
Reference:https://www.sentinelone.com/blogs/teaching-an-old-rat-new-tricks/
Rule name:win_nanocore_w0
Create hunting rule
Author: Kevin Breen <kevin@techanarchy.net>

File information

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

Web download

NanoCore

Executable exe 93c525fa5e0fd98305ae0c3eff1e381cc3f5b60e257b84ac419020848772fd3e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/906361/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/107732/

Comments