MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 00b9e38547c85e5944e829d5f327a722c6426ce94e62223ea5ac2aa89a47ea3f. 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: 12


Intelligence 12 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 00b9e38547c85e5944e829d5f327a722c6426ce94e62223ea5ac2aa89a47ea3f
SHA3-384 hash: a95d0b82f0819a2e3edeb8b2e23e2874e64b463d0388cef133fba929cbe0744a9abb2f9ce3de959db6dc43b68bfdbf0e
SHA1 hash: 439cc7c1d947d03c7cf941ed8a5bce8a1366240c
MD5 hash: 12995a34c4915b32a3e6c3f50ccc460d
humanhash: grey-alabama-delaware-march
File name:00b9e38547c85e5944e829d5f327a722c6426ce94e62223ea5ac2aa89a47ea3f
Download: download sample
Signature NanoCore
Create hunting rule
File size:1'113'600 bytes
First seen:2021-02-28 07:10:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 46978de0f8944a65af1673d613222a98 (5 x Smoke Loader, 5 x Vjw0rm, 3 x FormBook)
ssdeep 24576:0NR2zaQBt37/CZ0w1PeWnzqhqCC6+PEIIKffF4t3vtgoJo:xUsrC6aEmi3Wr
Threatray 1'876 similar samples on MalwareBazaar
TLSH D6359E32B393E1A6EF6215F2D5B843320D39BC2B073CA5DBB3C0296EE9912C15A75355
Reporter JAMESWT_WT
Tags:NanoCore

Intelligence

File Origin
# of uploads :
1
# of downloads :
111
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
00b9e38547c85e5944e829d5f327a722c6426ce94e62223ea5ac2aa89a47ea3f
Verdict:
Malicious activity
Analysis date:
2021-02-28 07:41:34 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/20af35ac-f8b4-4657-848a-1d0ade26a653

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
NanoCore
Create hunting rule
Link:
https://www.capesandbox.com/analysis/119813/
Detection(s):
SecuriteInfo.com.Generic-EXE.UNOFFICIAL
Create hunting rule

Win.Trojan.Gamarue-6699318-0
Create hunting rule

Win.Malware.Jaik-6716814-0
Create hunting rule

Win.Malware.Autohk-6995517-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Using the Windows Management Instrumentation requests
Sending a UDP request
Creating a file in the %temp% directory
Enabling the 'hidden' option for files in the %temp% directory
Launching a process
Setting a single autorun event
Unauthorized injection to a system process
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
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/621126
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Contains functionality to inject code into remote processes
Creates multiple autostart registry keys
Detected Nanocore Rat
Icon mismatch, binary includes an icon from a different legit application in order to fool users
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 dropped file
Multi AV Scanner detection for submitted file
Sample or dropped binary is a compiled AutoHotkey binary
Sample uses process hollowing technique
Sigma detected: Suspicious Svchost Process
Writes to foreign memory regions
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 359557 Sample: dl2ISRVIH3 Startdate: 28/02/2021 Architecture: WINDOWS Score: 100 48 github.com 2->48 50 avatars.githubusercontent.com 2->50 64 Malicious sample detected (through community Yara rule) 2->64 66 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->66 68 Multi AV Scanner detection for submitted file 2->68 70 5 other signatures 2->70 9 dl2ISRVIH3.exe 1 2->9         started        12 dl2ISRVIH3.exe 1 2->12         started        14 dl2ISRVIH3.exe 2->14         started        16 4 other processes 2->16 signatures3 process4 file5 72 Multi AV Scanner detection for dropped file 9->72 74 Machine Learning detection for dropped file 9->74 76 Creates multiple autostart registry keys 9->76 78 Contains functionality to inject code into remote processes 9->78 19 svchost.exe 2 12 9->19         started        80 Writes to foreign memory regions 12->80 82 Allocates memory in foreign processes 12->82 84 Sample uses process hollowing technique 12->84 21 svchost.exe 12 12->21         started        86 Injects a PE file into a foreign processes 14->86 88 Sample or dropped binary is a compiled AutoHotkey binary 14->88 23 svchost.exe 14->23         started        44 C:\Users\user\AppData\...\dl2ISRVIH3.exe, PE32 16->44 dropped 46 C:\Users\...\dl2ISRVIH3.exe:Zone.Identifier, ASCII 16->46 dropped 25 svchost.exe 16->25         started        27 svchost.exe 16->27         started        29 svchost.exe 16->29         started        signatures6 process7 process8 31 iexplore.exe 2 93 19->31         started        33 WerFault.exe 25->33         started        process9 35 iexplore.exe 66 31->35         started        38 iexplore.exe 31->38         started        40 iexplore.exe 31->40         started        42 2 other processes 31->42 dnsIp10 52 github.com 140.82.121.3, 443, 49750, 49752 GITHUBUS United States 35->52 54 avatars.githubusercontent.com 185.199.108.133, 443, 49755, 49756 FASTLYUS Netherlands 35->54 56 consentdeliveryfd.azurefd.net 35->56 58 140.82.121.4, 443, 49765, 49766 GITHUBUS United States 38->58 60 192.168.2.1 unknown unknown 38->60 62 185.199.110.133, 443, 49795, 49796 FASTLYUS Netherlands 40->62
Detection:
nanocore
Create hunting rule
Link:
https://mwdb.cert.pl/sample/00b9e38547c85e5944e829d5f327a722c6426ce94e62223ea5ac2aa89a47ea3f/
Threat name:
Win32.Dropper.Zampol
Create hunting rule
Status:
Malicious
First seen:
2018-06-13 13:17:54 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  3/5
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
3afe4dd1466eb99bc7ab905a2363173dc043f9060982c49b6f5da73293f7d6ed
NanoCore
48b12450184f77c6a5a0f24b05cbb4c275145e3abe8ab91c601af2587de8bd08
NanoCore
5774446b69cea2baab6ae79d72271ed81dddb07567a57d901ed84cc9bd819057
NanoCore
623685e4db75581f2e9257c43aa93cadea10011443751d97ed3902471be98c6f
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65c86813da2eb5bfc495e538fa4e77f8c3a3c03418e655ac8262bc0aa42281ba
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693626ad4ce750ecb027980dfb505ca69872923702dfe564e0adcb651e8c60d9
NanoCore
c6d5e1fdae2634a3a2a29a8c5de69f725ebceefba86d3700bc922aac7f55a1f7
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cb663a4fa79cb0fcb52c3049b65b1a012c45e72badc13c931fc2c72a8a94dcca
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eecf5fa7aabf91128e8b3d5a6b6541ccc4e379c18cfe1d35f2473740a192e8d1
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eee468bff615adfd8c7b6afc3dc8d064e5076e6175e7d28e233983e08a0a4426
NanoCore
+ 1'866 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210228-pyt1sgsxkn/
Behaviour
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
NanoCore
Malware Config
C2 Extraction:
bonjourlesfr.ddns.net:1752
127.0.0.1:1752
Unpacked files
SH256 hash:
5eb058eb72228d3e2bbd6c0d4cc0f46444007905776e72cec4e1239a9d18bd26
MD5 hash:
380c3314921f8edfbaaf02ae87c0b73b
SHA1 hash:
786abca5692cfe7ccc65a8f76a4bd4fd7a4b579e
Detections:
win_nanocore_w0
Create hunting rule
Link:
https://www.unpac.me/results/4ca4653e-f5fe-4d8f-aae9-4d4086f432f5/
SH256 hash:
00b9e38547c85e5944e829d5f327a722c6426ce94e62223ea5ac2aa89a47ea3f
MD5 hash:
12995a34c4915b32a3e6c3f50ccc460d
SHA1 hash:
439cc7c1d947d03c7cf941ed8a5bce8a1366240c
Link:
https://www.unpac.me/results/4ca4653e-f5fe-4d8f-aae9-4d4086f432f5/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Gamarue
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/00b9e38547c85e5944e829d5f327a722c6426ce94e62223ea5ac2aa89a47ea3f

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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE).
Rule name:Nanocore
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Nanocore in memory
Reference:internal research
Rule name:nanocore_rat
Create hunting rule
Author:jeFF0Falltrades
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.

Cape
Cape
https://www.capesandbox.com/analysis/119813/

Comments