MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 adb1948d6b4d965ee35ea8107b1128a9075d3548b61a72cfb35d0893d1f4ffaf. 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: adb1948d6b4d965ee35ea8107b1128a9075d3548b61a72cfb35d0893d1f4ffaf
SHA3-384 hash: 7013b8cfe1ab72809806ab071139ed59db3d6d00c53919448a938f39b8b8221f80dd5efc5a6ca1dfb25eb66ff45b6822
SHA1 hash: 21c87c032464ffeb5c73dfc7899da4a16a8a4ff0
MD5 hash: 0918ec31c64c03a628951b52d6f8fb10
humanhash: venus-video-early-ack
File name:PO-INV90021.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:374'784 bytes
First seen:2020-05-04 22:19:13 UTC
Last seen:2020-05-04 23:24:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:3I9wt2uORKr/5u/LHnn90MgHShf/QQ5i5PjRZmHNvj7ZiO9uCzING5G:49o2uORB/LHnNgOi5PjMXZDzINZ
Threatray 1'294 similar samples on MalwareBazaar
TLSH EF84013AF50FF51AC5D49838F1E2121806A79F8D3C1D686A32ACF251D17AE847A47F63
Reporter abuse_ch
Tags:exe NanoCore RAT


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: smtp111.iad3b.emailsrvr.com
Sending IP: 146.20.161.111
From: <kjohnson@quirkcars.com>
Reply-To: kjohnson@quirkcars.com
Subject: Invoice/PO for Customer:BPC-5402020
Attachment: PO-INV90021.img (contains "PO-INV90021.exe")

NanoCore RAT C2:
olusho.quor8.com:30855 (172.245.5.131)

Intelligence

File Origin
# of uploads :
2
# of downloads :
94
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.EPI.812.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-04 22:36:38 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vwyzjdlljwlf5y26vaihwejivedv2nkiwynhft5tluejhupu76xq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
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81bbe1968e2d3dd8206dc0ae4378895158e08efc7735f4ad1dd2bb5310b5b12d
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8498bdab6a84e15c21f5b8614cba28aeb029bc9ae030e59d3a42c988b61b2f85
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b4aa35cb89fb4ee9c316d487f9b2964b6dd38144160e61a4141dbe28d44196b1
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e843cd8a1f16a71c363c7b4f880c51c37b8e40404f4b09f49bf73f18fd357e52
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ebf3f5dcc1e490b1c671aee03cf66d8ac200303a0615bafecabb5a55819eb0c7
NanoCore
+ 1'284 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
persistence family:nanocore keylogger spyware stealer trojan
Link:
https://tria.ge/reports/201109-hl6mkm94yn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Maps connected drives based on registry
NanoCore
Malware Config
C2 Extraction:
olusho.quor8.com:30855
oloshog2.duckdns.org:30855
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

img ee0c29240de5aace777301d74b57e47283068d302535c5512a8e2b21314cd6b8

NanoCore

Executable exe adb1948d6b4d965ee35ea8107b1128a9075d3548b61a72cfb35d0893d1f4ffaf

(this sample)

  
Dropped by
MD5 3029d6ac392a3a3ce74048c998e452f1
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 ee0c29240de5aace777301d74b57e47283068d302535c5512a8e2b21314cd6b8

Comments