MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 be240aed297970b0e97f46ce8964784645c8bfeb7b4ffc451ab7857b7df8438f. 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: 8


Intelligence 8 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: be240aed297970b0e97f46ce8964784645c8bfeb7b4ffc451ab7857b7df8438f
SHA3-384 hash: 8dea187efbc97f4fb1f6b99128a32bffcc0ca481080fc9509c082f9b84b48893479fd2ae2604b1b47877a9387a8d27f4
SHA1 hash: 685e6de70e0eac6012e81125176f85d2fb45c9d4
MD5 hash: 137e5f7335c53e2955e6bb4fc30bebd4
humanhash: victor-sodium-glucose-bravo
File name:137e5f7335c53e2955e6bb4fc30bebd4.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:511'488 bytes
First seen:2020-07-09 18:49:32 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'647 x AgentTesla, 19'451 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 12288:d8U+Hg8Tk3nk0jskko0kkTmZj7U+Hg8Tk3nk0jskko0kkTmZjfx4k/upF7qm9UMk:GUB57UB554k/upRqm9SEB5ze
Threatray 1'194 similar samples on MalwareBazaar
TLSH 62B4BEFE32A85717C81AB479946AC63943302C17A051E2567BCDFF4F34F2FA7402A59A
Reporter abuse_ch
Tags:exe NanoCore RAT


Avatar
abuse_ch
NanoCore RAT C2:
45.77.147.196:24980

Intelligence

File Origin
# of uploads :
1
# of downloads :
116
Origin country :
n/a
Vendor Threat Intelligence
Detection:
NanoCore
Create hunting rule
Link:
https://www.capesandbox.com/analysis/24088/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file in the %AppData% subdirectories
Creating a file in the Program Files subdirectories
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun with Startup directory
Detection:
nanocore
Create hunting rule
Link:
https://mwdb.cert.pl/sample/be240aed297970b0e97f46ce8964784645c8bfeb7b4ffc451ab7857b7df8438f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-09 18:51:05 UTC
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xysav3jjpfylb2l7i3hiszdyizc4rp7lpnh7yri2w6cxw7pyiohq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
013e28fb236b074fae60d3252c602924a886ad4c311310dbb19f85ba1c5e2425
NanoCore
140902e2a23240a35b3e72be9c0878d18c2a7b4780feab213cbcc03156804c05
NanoCore
1d3e38ff70272b2ee8824d36b06051a84edb71f454d714d45066f934fc88d3a7
NanoCore
1e0640a5975ce7260ddb68118389c76efc0fbbd791bcf62a3280f116a4ef4f66
NanoCore
756fde810887452ab2533283973f2e582df198988bcafde9f20dc85e35f4d5c4
NanoCore
75830575168e1d024a8d0c86764cb9b88eea3c79f0c4a24fb39d4e94fd2c42d7
NanoCore
91966b77a6acc2fd64c773d8797a505c40ecd272ebb4b44a5757990b5e4939c5
NanoCore
c1e95a6f558510abc5490b3c48c42b49b999d45ad187691c84d9d06473a16e7a
NanoCore
cb5eb4758a41046a2f3fc084731d756aedf8ea212dc08c9bb2e6cd7f5eff6cae
NanoCore
cfe20c750574e668b6b88f9a0453762d5e0a82f7ba3ab879eacd85e0671035ae
NanoCore
+ 1'184 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
evasion trojan keylogger stealer spyware family:nanocore persistence
Link:
https://tria.ge/reports/200709-3sghx25asa/
Behaviour
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run entry to start application
Checks whether UAC is enabled
NanoCore
Malware Config
C2 Extraction:
45.77.147.196:24980
ufok.duckdns.org:24980
Please note that we are no longer able to provide a coverage score for Virus Total.

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_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 be240aed297970b0e97f46ce8964784645c8bfeb7b4ffc451ab7857b7df8438f

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/24088/
  
URLhaus
https://urlhaus.abuse.ch/url/410597/
  
Delivery method
Distributed via web download

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