MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8ef62131890ff8a17d38d8a48997e01252f605b68249ae4a321407be410680dc. 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: 5


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

SHA256 hash: 8ef62131890ff8a17d38d8a48997e01252f605b68249ae4a321407be410680dc
SHA3-384 hash: 3b837c094c92826658eaa4724036c80ac74ebc2f4bb3c97bf9b23e3ae8eca773876bbffc131b91253f474b45b8fdc44a
SHA1 hash: 3b7bcd1316e0b01a098f33ecdbf7f6b2587828ff
MD5 hash: 806e786a7084e6339e912aa9092dbd4a
humanhash: quiet-stream-east-mars
File name:Payment Authentication details.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:719'360 bytes
First seen:2020-05-15 08:35:41 UTC
Last seen:2020-05-15 10:15:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash a726bb6f3f6976886888d124fd27aa53 (2 x AgentTesla, 1 x NanoCore)
ssdeep 12288:+LnTwiiYCsk/iB0alD+B0AuipTeYK0DcmMvd1HJhHzb5NB:ITbCt/Va9DAZFK/lf9
Threatray 3'342 similar samples on MalwareBazaar
TLSH 36E4AF32E2F34433DD6316799C1B57689C3ABE13792869872BF41C4C9F39691393A293
Reporter jarumlus
Tags:NanoCore

Intelligence

File Origin
# of uploads :
2
# of downloads :
91
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-05-15 11:16:00 UTC
File Type:
PE (Exe)
Extracted files:
285
AV detection:
27 of 31 (87.10%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r33ccmmjb74kc7jy3csitf7acjjpmbnwqje24srscqd34qigqdoa._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
hawkeyekeylogger
Create hunting rule
Similar samples:
31de84180c22ca65bc34ba7c57f9a89072332de81061111c9cfe118252d52713
NanoCore
566a52a90df95efb099d508758e4d2d81ea9333c99837c42ecbda883c0e3716b
NanoCore
8359e964cc6f542d0b069ece3e6529726d432b4946e054ac3b1c1bedcef2f7d8
NanoCore
962065b4491c250095c940a86b942e170e3ed612ea289a03131e1fd350fa48c8
NanoCore
aaa969de94835c4f59740b9bc3463693142db72d094969962d353c6466c10cd5
NanoCore
ccacf8c63861f0b2498ab9d1c5e515376b65053ed230cb1d02d8be09b35f4b83
NanoCore
cea1d36e04dc9357211734f659dfe352056afc40779ee251fee4e72ceec619bf
NanoCore
d6332d4b5b5984ebb39685164428ad0f1f1b04e82b14cd5d773bbdd0d4ad05dc
NanoCore
f08ce88e79b97af9335ba57148285d21ec9527019331f78279d0f19c25a4f211
NanoCore
ff5fb544251818945ba7b14fb0602d71188133caf7742871318291c91b474013
NanoCore
+ 3'332 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore evasion keylogger spyware stealer trojan upx
Link:
https://tria.ge/reports/201109-plbd97pggj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks whether UAC is enabled
UPX packed file
NanoCore
Malware Config
C2 Extraction:
:4050
185.244.29.216:4050
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.

Malspam

NanoCore

z 3579fbd41497e95d026baa1055f40dc6dd283cd09929af78e754fdb44f35653a

NanoCore

Executable exe 8ef62131890ff8a17d38d8a48997e01252f605b68249ae4a321407be410680dc

(this sample)

  
Dropped by
MD5 d47bac7a0f3de3de424a8861f6410721
  
Dropped by
SHA256 3579fbd41497e95d026baa1055f40dc6dd283cd09929af78e754fdb44f35653a
  
Delivery method
Distributed via e-mail attachment

Comments