MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7404e34def5b0d893557483ab19926adc1635866bdfb0682adddc3caae877e03. 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: 7404e34def5b0d893557483ab19926adc1635866bdfb0682adddc3caae877e03
SHA3-384 hash: cb3ff8458e18b810edc79894d0091e03a01b0bfc700ff488595f8db3c068e424ddf8e2481aeec2428b91fa8a26f18366
SHA1 hash: 22982102d809edf55ab1d3319975cb19f3238590
MD5 hash: 452cd35a88213a8c6d77ae0b7511c7ef
humanhash: video-princess-hot-crazy
File name:078_08_07_20_REF2.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:724'480 bytes
First seen:2020-07-08 06:30:06 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 927c37aff1985dca3a480112dcc5320c (11 x AgentTesla, 5 x NanoCore, 3 x Loki)
ssdeep 12288:MXjgbnMmIKCXsLIN4KKD6fpkR+ypsKtvP1QZTQC+ILopSxzbILaGRD7ilpTDfzwq:akb4uLgpfpkZqOJwlpT7zNb
Threatray 3'196 similar samples on MalwareBazaar
TLSH 70F49E32F7A14833D16356789C1B67B89836BE103928B9C62BE55C4C9F39381357AF93
Reporter abuse_ch
Tags:exe NanoCore nVpn RAT


Avatar
abuse_ch
Malspam distributing NanoCore:

HELO: fredfootwear.co.za
Sending IP: 45.143.222.167
From: PT ZEUS PRIMA GARDA <contact@zeusprima.com>
Subject: Quotation required against RFQ# PESC-20-036Dear Sri
Attachment: 078_08_07_20_REF2.pdf.zip (contains "078_08_07_20_REF2.exe")

NanoCore RAT C2:
izu2128.hopto.org:2128 (185.244.29.131)

Pointing to nVpn:

% Information related to '185.244.29.0 - 185.244.29.255'

% Abuse contact for '185.244.29.0 - 185.244.29.255' is 'abuse@gerber-edv.net'

inetnum: 185.244.29.0 - 185.244.29.255
netname: GERBER-NETWORK
descr: Wonsan, Kangwon-do
descr: Choson Minjujuui Inmin Konghwaguk
country: KP
admin-c: GN5022-RIPE
tech-c: GN5022-RIPE
org: ORG-GN148-RIPE
status: SUB-ALLOCATED PA
mnt-by: GERBER-MNT
created: 2018-01-31T19:41:57Z
last-modified: 2020-04-06T22:16:40Z
source: RIPE

Intelligence

File Origin
# of uploads :
1
# of downloads :
109
Origin country :
n/a
Vendor Threat Intelligence
Detection:
NanoCore
Create hunting rule
Link:
https://www.capesandbox.com/analysis/22835/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file in the %AppData% subdirectories
Creating a file in the Program Files subdirectories
Creating a file in the %temp% directory
Launching a process
Deleting a recently created file
DNS request
Connection attempt
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/7404e34def5b0d893557483ab19926adc1635866bdfb0682adddc3caae877e03/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-07-08 06:31:07 UTC
AV detection:
28 of 29 (96.55%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=oqcogtpplmgysnkxja5ldgjgvxawgwdgxx5qnavn3xb4vluhpybq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
hawkeyekeylogger
Create hunting rule
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4dd90f817154b87c0269aabb51365dfa4c57896449642d178ad19891e52b5aff
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70706e21df2777c92d5a20bf792b88d3152b05fab743d881b3a3311291da6f62
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8e7d8dc49220d4ac88858ec8401d0d2b2a0c21d7b8e301c68de51e8a99238363
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8eb3933e2012364a81fa9f1003c485c03c6cafd61eefaf1b4059cc8d4a4066a7
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c24f35c4f744e2ab5aaa0c950506bc3c9753507848d9094a3359da507a96b861
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db256170f60efdebefa6673fd5e985a7688c3ea5656aa827a61b9f3c600d0b00
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e83175d7d56084e7dde32b39f8d113f91ee1834890222dde4f987236a88b4165
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ea9d8c28e623cbabc1407aa3da7a681adb93ef3e758fe31aaf664ff3998cddb5
NanoCore
+ 3'186 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/200708-pyqktk34ma/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: GetForegroundWindowSpam
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Drops file in Program Files directory
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Adds Run entry to start application
UPX packed file
NanoCore
Malware Config
C2 Extraction:
izu2128.hopto.org:2128
185.244.29.131:2128
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.

f8f41d4a6b1fe8716d76b699617925a5

NanoCore

Executable exe 7404e34def5b0d893557483ab19926adc1635866bdfb0682adddc3caae877e03

(this sample)

  
Dropped by
MD5 f8f41d4a6b1fe8716d76b699617925a5
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/22835/

Comments