MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7a8e89beb8fa4a647a23d499115ff58be5246fe23160df7a404bb42610326d26. 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 1 YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7a8e89beb8fa4a647a23d499115ff58be5246fe23160df7a404bb42610326d26
SHA3-384 hash: 46beb1a2306ab9712f0c8e0defcc4a7a94d93397f188602fd6fd4bcd7620eb370bdd743ad3cd5c9f09a82c6d0ce55e55
SHA1 hash: 8442a2bf6845d3db4d3a88e8081261968e7232e8
MD5 hash: 8e2bf601d42e6ca5050a8fab00177486
humanhash: pip-ceiling-red-virginia
File name:PO-1391665465886765434200678901012.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:570'368 bytes
First seen:2021-11-15 06:31:21 UTC
Last seen:2021-11-15 08:52:51 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:u2+8/51d/rRJPHXgi3wukpji5FDcOGOxxs:i8ZL1NkCaOv
Threatray 3'895 similar samples on MalwareBazaar
TLSH T1A1C450DF3B4A0E62FF2E82B18D8249196B33BA43F76CA9C55B8BD1CF875B0551D14884
File icon (PE):PE icon
dhash icon d8dcc4d4ccfc74b4 (3 x NanoCore, 1 x SnakeKeylogger, 1 x Formbook)
Reporter abuse_ch
Tags:exe NanoCore RAT


Avatar
abuse_ch
NanoCore C2:
217.64.149.171:60006

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
217.64.149.171:60006 https://threatfox.abuse.ch/ioc/248257/

Intelligence

File Origin
# of uploads :
2
# of downloads :
121
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/205746/
Detection(s):
SecuriteInfo.com.Trojan.MSIL.Injector.VRI.621.19377.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Running batch commands
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm obfuscated packed
Link:
https://www.filescan.io/uploads/6191fee5dec3347825a4f086/reports/2d0f2d3f-4f17-4e1d-a06d-8e2ef932526c/overview
Result
Verdict:
UNKNOWN
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/507e1543-75cd-494c-b1e2-446774eb25f8
Result
Threat name:
Nanocore
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/889125
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Binary or sample is protected by dotNetProtector
C2 URLs / IPs found in malware configuration
Detected Nanocore Rat
Found malware configuration
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: NanoCore
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 521591 Sample: PO-139166546588676543420067... Startdate: 15/11/2021 Architecture: WINDOWS Score: 100 54 Multi AV Scanner detection for domain / URL 2->54 56 Found malware configuration 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 11 other signatures 2->60 7 PO-1391665465886765434200678901012.exe 4 2->7         started        11 dlllhost.exe 3 2->11         started        process3 file4 40 PO-139166546588676...00678901012.exe.log, ASCII 7->40 dropped 64 Writes to foreign memory regions 7->64 66 Injects a PE file into a foreign processes 7->66 13 cmd.exe 3 7->13         started        16 RegAsm.exe 6 7->16         started        19 cmd.exe 1 7->19         started        42 C:\Users\user\AppData\...\dlllhost.exe.log, ASCII 11->42 dropped 68 Multi AV Scanner detection for dropped file 11->68 70 Machine Learning detection for dropped file 11->70 22 cmd.exe 1 11->22         started        24 cmd.exe 1 11->24         started        26 RegAsm.exe 3 11->26         started        signatures5 process6 dnsIp7 44 C:\Users\user\AppData\...\dlllhost.exe, PE32 13->44 dropped 46 C:\Users\...\dlllhost.exe:Zone.Identifier, ASCII 13->46 dropped 28 conhost.exe 13->28         started        50 185.157.160.229, 60006 OBE-EUROPEObenetworkEuropeSE Sweden 16->50 52 neoncorex.duckdns.org 217.64.149.171, 60006 OBE-EUROPEObenetworkEuropeSE Sweden 16->52 48 C:\Users\user\AppData\Roaming\...\run.dat, Non-ISO 16->48 dropped 62 Uses schtasks.exe or at.exe to add and modify task schedules 19->62 30 conhost.exe 19->30         started        32 schtasks.exe 1 19->32         started        34 conhost.exe 22->34         started        36 schtasks.exe 1 22->36         started        38 conhost.exe 24->38         started        file8 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7a8e89beb8fa4a647a23d499115ff58be5246fe23160df7a404bb42610326d26/
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Create hunting rule
Status:
Malicious
First seen:
2021-11-14 23:40:00 UTC
AV detection:
21 of 28 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=pkhitpvy7jfgi6rd2smrcx7vrpssi37cgfqn66sajo2cmebsnuta._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
07f511ce3b6a8fb409c1a05ea3e01a6d92422674224109c8d0889a017122098c
NanoCore
2b8a102443d6ed4c84471a54f058f24f5f55485bba73ebd785fdce294e337110
NanoCore
3d8811d64e17d5ea06d0edae6163b90b2400d06d9afa60ae689d6fe9232bca86
NanoCore
4d394ed696ee7fb3d53a7b064c53f2157b28d9f192de912fe311dd284845e4c9
NanoCore
5a8b4dc95322eed89a2c77350395f8c1f79394369bebec84703ae285092a37f5
NanoCore
7ceb354c4f419b3daed055ae62d5b1aaf58a7b715f8e9de08e5379e7e70ebeb6
NanoCore
9f96527c9f839559485e89c5c5ff8f95708035fd55c9fac0c2edf3764224d860
NanoCore
9fc2ec9a478ddf812c9687c805f340989dc0af33b48100ec6621e422035ce579
NanoCore
ffec1862f56857ad722abbcb98be7af86f2cf0763371bcb40273f0d884157c32
NanoCore
+ 3'885 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore evasion keylogger spyware stealer trojan
Link:
https://tria.ge/reports/211115-hamjlsecgm/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Executes dropped EXE
NanoCore
Malware Config
C2 Extraction:
185.157.160.229:60006
neoncorex.duckdns.org:60006
Unpacked files
SH256 hash:
7a8e89beb8fa4a647a23d499115ff58be5246fe23160df7a404bb42610326d26
MD5 hash:
8e2bf601d42e6ca5050a8fab00177486
SHA1 hash:
8442a2bf6845d3db4d3a88e8081261968e7232e8
Link:
https://www.unpac.me/results/4b1b951c-cefa-46bb-a77d-fbe6bfb45b48/
Malware family:
NanoCore
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/7a8e89beb8fa/report/overview.html
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:INDICATOR_EXE_Packed_Dotfuscator
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with Dotfuscator
Rule name:INDICATOR_EXE_Packed_dotNetProtector
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with dotNetProtector
Rule name:INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with SmartAssembly
Rule name:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/205746/

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