MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c07b839b06e6a47b60088316a48acfc38f0a305d2d56377a4dce1d8065c481b8. 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 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c07b839b06e6a47b60088316a48acfc38f0a305d2d56377a4dce1d8065c481b8
SHA3-384 hash: 73c27fc65cfacffadf291d00ceb470168fba1de89882bc7493d4f7567f8e844ed0497a64d5084848cddf5f1d6233e75e
SHA1 hash: 9f14b5557854821d37514143ff89098e3b5fb45e
MD5 hash: 840379e60ce24da46d31667a31be0e4d
humanhash: nineteen-three-thirteen-massachusetts
File name:c07b839b06e6a47b60088316a48acfc38f0a305d2d56377a4dce1d8065c481b8
Download: download sample
Signature NanoCore
Create hunting rule
File size:1'948'721 bytes
First seen:2020-11-06 10:55:00 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 710b4c559675f6d65697110d8f6c48dd (4 x NanoCore, 1 x njrat)
ssdeep 24576:T/y22k19sIE2zf4C+j9M8wVE750VgPa70uZCPHQxgjbkQzEf4ak1swtl7r:TK2719HDzfSjO80k5029RH6KtEAx1sC
Threatray 1'273 similar samples on MalwareBazaar
TLSH F795BFD570A094AAE99B1CF1AD5EE53030E63A9C90E8920D79E7770D46E3382205FF5F
Reporter seifreed
Tags:NanoCore

Intelligence

File Origin
# of uploads :
1
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.FakeAV.AFOS.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Delayed reading of the file
Creating a file in the %temp% subdirectories
Creating a file in the Program Files subdirectories
Creating a file in the %AppData% directory
Deleting a recently created file
Creating a process from a recently created file
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 DarkComet
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/522971
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Creates multiple autostart registry keys
Detected Nanocore Rat
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Installs a global keyboard hook
Machine Learning detection for dropped file
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
Sample uses process hollowing technique
Sigma detected: NanoCore
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses dynamic DNS services
Yara detected DarkComet
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 310727 Sample: utcemKsNjB Startdate: 06/11/2020 Architecture: WINDOWS Score: 84 84 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->84 86 Multi AV Scanner detection for domain / URL 2->86 88 Found malware configuration 2->88 90 9 other signatures 2->90 9 utcemKsNjB.exe 5 11 2->9         started        12 jhgbukguuuyghyt.exe 2->12         started        15 poydegesr.exe 2->15         started        17 2 other processes 2->17 process3 file4 68 C:\Users\user\AppData\Roaming\eriolui.exe, PE32 9->68 dropped 70 C:\Users\user\AppData\Roaming\QdsecxgG.exe, PE32 9->70 dropped 72 C:\Users\user\AppData\Local\...\temp_0.tmp, Microsoft 9->72 dropped 74 2 other files (none is malicious) 9->74 dropped 19 QdsecxgG.exe 2 9->19         started        22 eriolui.exe 2 9->22         started        24 autoplay.exe 9->24         started        106 Sample uses process hollowing technique 12->106 108 Hides that the sample has been downloaded from the Internet (zone.identifier) 12->108 26 InstallUtil.exe 12->26         started        28 RegAsm.exe 15->28         started        31 conhost.exe 17->31         started        33 RegAsm.exe 17->33         started        signatures5 process6 file7 92 Antivirus detection for dropped file 19->92 94 Multi AV Scanner detection for dropped file 19->94 96 Machine Learning detection for dropped file 19->96 98 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 19->98 35 cmd.exe 19->35         started        37 cmd.exe 19->37         started        100 Hides that the sample has been downloaded from the Internet (zone.identifier) 22->100 40 cmd.exe 1 22->40         started        42 cmd.exe 2 22->42         started        76 C:\Users\user\AppData\...\RegAsm.exe.log, ASCII 28->76 dropped signatures8 process9 file10 44 jhgbukguuuyghyt.exe 35->44         started        47 conhost.exe 35->47         started        64 C:\Users\user\AppData\...\jhgbukguuuyghyt.exe, PE32 37->64 dropped 49 conhost.exe 37->49         started        51 poydegesr.exe 1 1 40->51         started        53 conhost.exe 40->53         started        66 C:\Users\user\AppData\Roaming\poydegesr.exe, PE32 42->66 dropped 55 conhost.exe 42->55         started        process11 signatures12 110 Antivirus detection for dropped file 44->110 112 Multi AV Scanner detection for dropped file 44->112 114 Machine Learning detection for dropped file 44->114 116 Sample uses process hollowing technique 44->116 57 InstallUtil.exe 44->57         started        118 Creates multiple autostart registry keys 51->118 120 Hides that the sample has been downloaded from the Internet (zone.identifier) 51->120 61 RegAsm.exe 1 11 51->61         started        process13 dnsIp14 102 Installs a global keyboard hook 57->102 82 nanodarkco.ddns.net 160.154.51.146, 16999, 49726, 49729 ORANGE-COTE-IVOIRECI Cote D'ivoire 61->82 78 C:\Users\user\AppData\Roaming\...\run.dat, data 61->78 dropped 80 C:\Program Files (x86)\...\dhcpmon.exe, PE32 61->80 dropped 104 Hides that the sample has been downloaded from the Internet (zone.identifier) 61->104 file15 signatures16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c07b839b06e6a47b60088316a48acfc38f0a305d2d56377a4dce1d8065c481b8/
Threat name:
Win32.Trojan.NanoBot
Create hunting rule
Status:
Malicious
First seen:
2019-11-11 11:40:51 UTC
AV detection:
19 of 29 (65.52%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yb5yhgyg42shwyaiqmlkjcwpyohqumc5fvldo6snzyoyazoeqg4a._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
115ac22b81d02e9b30179404484045af66fe01218a17cad538fa3f6d66819f39
NanoCore
16a89bdfcb47975f86cf09cca2ae8a67224cc37cfd69264f9a55feed1cc83c48
NanoCore
280b5f58dc1021167d498f88eef5c87ff9a261e20e68a56b1fe311eeb5ac63fb
NanoCore
448d8312f6f75248834b2d1fc2ceb91aecb488c8f54a54f6c956b1caa7482d6b
NanoCore
75ce60322805e5ca67cb3f9fe1b8d051596cde1ac3df7d3f509413345949da64
NanoCore
93bf34f3e42fb55786de7c65c2aa7f8340194e12708170e7f9a0bf0c42c2a72f
NanoCore
a9352a90a15c864ae05d1d1138aff00094883dc44afffc471e837e46fe3eb24e
NanoCore
ae81fc6dabd568d1be564cb9e1aea3cab5653c7f57e1dae7c8399e76850643a7
NanoCore
b82dcae6ad0c802ffad2b4fac3c7322734649895400480c71aa72ccd2b69091e
NanoCore
c906c5770bebca31da7c8da7a639ec54531022d2a88bc133f89f793e7a3d737d
NanoCore
+ 1'263 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery
Link:
https://tria.ge/reports/201106-afls3bgrs2/
Behaviour
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Drops file in Program Files directory
Checks installed software on the system
Loads dropped DLL
Executes dropped EXE
Unpacked files
SH256 hash:
b4b34632f30c10407e7020ccfa976a38cd9ad4f51a3dfa3d6b5b17840bda2253
MD5 hash:
63183af2e8ad90a3d3e848722af9b9fd
SHA1 hash:
04bdaa54ff76af72897cefd2c5867698c48b80f3
Link:
https://www.unpac.me/results/2343000e-aa18-4054-a22d-91963b475684/
SH256 hash:
a5006a21648360966ba3bad195a5f2ee6115beba77ce5c21e810396f90738200
MD5 hash:
b14a10760e7aa19b66caadeb5fa96b83
SHA1 hash:
bdf4781630408c37b199908baa17ed4b9fe8e29b
Link:
https://www.unpac.me/results/2343000e-aa18-4054-a22d-91963b475684/
SH256 hash:
15fd6c2d1b473d9df424ff4fb56bca79427df56b2faa866eeb112c59e4d57536
MD5 hash:
a6c3a4baa7805fecd70e4c44266747e8
SHA1 hash:
e4d6db7562d2291c9505fe735562e0cffae5f16d
Link:
https://www.unpac.me/results/2343000e-aa18-4054-a22d-91963b475684/
SH256 hash:
2de128fee375f729e6c7a81f640af5f7bc5697f7b56f806a2b441526753c2ace
MD5 hash:
08b7153152142acb4579fdef7e580890
SHA1 hash:
8adb5a854b0878cc28b39dcb8f3ee4ef1d41a697
Link:
https://www.unpac.me/results/2343000e-aa18-4054-a22d-91963b475684/
SH256 hash:
3d473f46d7e52a1e688ad211186e63a3c95235a65a262f014e030af0e8a93ef4
MD5 hash:
dc150858e0d4a2d965a3702a815f92de
SHA1 hash:
9961dc2b6e2ea0b23a4c6f4f9a5023ca7c3196ba
Link:
https://www.unpac.me/results/2343000e-aa18-4054-a22d-91963b475684/
SH256 hash:
b66ff68d36035f8fc588baca38514175d3d2b124df48e15ac7016983065e0480
MD5 hash:
026143c034261d754539e3d84f89bb6c
SHA1 hash:
afe97d20215431a7af7fe1f3617e77541a15e332
Detections:
win_nanocore_w0
Create hunting rule
Link:
https://www.unpac.me/results/2343000e-aa18-4054-a22d-91963b475684/
Parent samples :
c07b839b06e6a47b60088316a48acfc38f0a305d2d56377a4dce1d8065c481b8
1659e923ca5d1e286f0d6c624abb7e99f75fa2e364d48e797d98051feffa6492
1d544377caff885efdc6f149a99a0ae48d03cad19f3b7eb040ec6a90058556bd
SH256 hash:
c07b839b06e6a47b60088316a48acfc38f0a305d2d56377a4dce1d8065c481b8
MD5 hash:
840379e60ce24da46d31667a31be0e4d
SHA1 hash:
9f14b5557854821d37514143ff89098e3b5fb45e
Link:
https://www.unpac.me/results/2343000e-aa18-4054-a22d-91963b475684/
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:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:Malware_QA_update
Create hunting rule
Author:Florian Roth
Description:VT Research QA uploaded malware - file update.exe
Reference:VT Research QA
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:RAT_DarkComet
Create hunting rule
Author:Kevin Breen <kevin@techanarchy.net>
Description:Detects DarkComet RAT
Reference:http://malwareconfig.com/stats/DarkComet
Rule name:win_darkcomet_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
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.

  
Delivery method
Other

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