MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9897b70f55d14fe5bf7ef5170ff83257fa5800361c953584982f7437239f19f6. 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: 11


Intelligence 11 IOCs 1 YARA 2 File information Comments

SHA256 hash: 9897b70f55d14fe5bf7ef5170ff83257fa5800361c953584982f7437239f19f6
SHA3-384 hash: af0217c20a53ce28da10d45eca01d7cdf389cdbd4c0b9f9696f4dbc65c2047460696862c955285e8ef50fe49523e04f7
SHA1 hash: 8976e2fbe3c7dbdfcf0ca608f98f04c1ff605add
MD5 hash: afe6e8f786d993982bf3a6675fbd1066
humanhash: network-pluto-paris-oregon
File name:afe6e8f786d993982bf3a6675fbd1066.exe
Download: download sample
Signature NanoCore
File size:2'061'824 bytes
First seen:2021-05-27 12:48:08 UTC
Last seen:2021-05-27 14:03:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 49152:IOJuzRg3Og2rFipvAFB0o3F85/oib3HE:Zuzy33oj0Ao/oib3H
Threatray 1'964 similar samples on MalwareBazaar
TLSH 5C954BAE7650F69EC42BCD76C9641CB0EA90BC6A8307D30794037BDDB96D5DACE440E2
Reporter abuse_ch
Tags:exe NanoCore RAT


Avatar
abuse_ch
NanoCore RAT C2:
wekeepworking.sytes.net

Indicators Of Compromise (IOCs)


Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
185.140.53.40:1144 https://threatfox.abuse.ch/ioc/65653/

Intelligence


File Origin
# of uploads :
2
# of downloads :
148
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
afe6e8f786d993982bf3a6675fbd1066.exe
Verdict:
Malicious activity
Analysis date:
2021-05-27 17:03:35 UTC
Tags:
rat nanocore

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Sigma detected: NanoCore
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-05-27 12:49:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
29
AV detection:
23 of 47 (48.94%)
Threat level:
  5/5
Result
Malware family:
nanocore
Score:
  10/10
Tags:
family:nanocore keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
NanoCore
Malware Config
C2 Extraction:
wekeepworking.sytes.net:1144
wekeepworking12.sytes.net:1144
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:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Web download

NanoCore

Executable exe 9897b70f55d14fe5bf7ef5170ff83257fa5800361c953584982f7437239f19f6

(this sample)

  
Delivery method
Distributed via web download

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