MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a04b2767b571d53dc5d0978798888121b27d741f95a1f81febbcccc67bd65795. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a04b2767b571d53dc5d0978798888121b27d741f95a1f81febbcccc67bd65795
SHA3-384 hash: e2c8b010df1ea34a4bca9b8b826dd23e9e7284a5a1f09b334b59af0a17720706e8156a3ca98d11b8638fa5ccfea8cc75
SHA1 hash: 319dc00025f5b761925bb58637e018dea5e4955c
MD5 hash: 1dbf5c63e3ad62d9ac02beef53f45252
humanhash: may-quebec-lemon-delta
File name:SecuriteInfo.com.W32.AIDetectNet.01.20138.17534
Download: download sample
Signature NanoCore
Create hunting rule
File size:1'682'432 bytes
First seen:2022-08-30 13:40:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:6f0NGPPxja3fUEkdYYMw7IRXKehaJE8mIz82tykPMqdAAGzmMTqSH1mu:68N+M3k+B1AE1I5PMqZGzmMeQm
Threatray 4'539 similar samples on MalwareBazaar
TLSH T11A7512D71BD06735CA7D33BA7194793093E2E0C78A60CF8B690980EA7BB37415AF9542
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter SecuriteInfoCom
Tags:exe NanoCore

Intelligence

File Origin
# of uploads :
1
# of downloads :
335
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.W32.AIDetectNet.01.20138.17534
Verdict:
Suspicious activity
Analysis date:
2022-08-30 13:43:45 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f5febeba-0cc5-403b-9a04-3194ed7c5163

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/302571/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.20138.17534.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a window
Forced shutdown of a system process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/630e13be5e025f2e7b030a10/reports/b824a8fe-5d41-485e-8a64-f46b5ffcbd48/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
NanoCoreRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ee38c17b-f367-4347-ae08-9ddd93a73cf3
Result
Threat name:
Nanocore, DarkTortilla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1060539
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected Nanocore Rat
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sigma detected: NanoCore
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected DarkTortilla Crypter
Yara detected Generic Downloader
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 693056 Sample: SecuriteInfo.com.W32.AIDete... Startdate: 30/08/2022 Architecture: WINDOWS Score: 100 47 godisgood1.hopto.org 2->47 53 Snort IDS alert for network traffic 2->53 55 Multi AV Scanner detection for domain / URL 2->55 57 Malicious sample detected (through community Yara rule) 2->57 59 11 other signatures 2->59 9 SecuriteInfo.com.W32.AIDetectNet.01.20138.17534.exe 15 3 2->9         started        14 dhcpmon.exe 3 2->14         started        16 InstallUtil.exe 2 2->16         started        18 dhcpmon.exe 2 2->18         started        signatures3 process4 dnsIp5 51 www.google.com 142.250.185.228, 443, 49693 GOOGLEUS United States 9->51 45 SecuriteInfo.com.W...20138.17534.exe.log, ASCII 9->45 dropped 65 Writes to foreign memory regions 9->65 67 Hides that the sample has been downloaded from the Internet (zone.identifier) 9->67 69 Injects a PE file into a foreign processes 9->69 20 InstallUtil.exe 1 14 9->20         started        25 conhost.exe 14->25         started        27 conhost.exe 16->27         started        29 conhost.exe 18->29         started        file6 signatures7 process8 dnsIp9 49 godisgood1.hopto.org 185.225.73.164, 49700, 49701, 49702 MAYAKBG Germany 20->49 39 C:\Users\user\AppData\Roaming\...\run.dat, Non-ISO 20->39 dropped 41 C:\Users\user\AppData\Local\...\tmp75AE.tmp, XML 20->41 dropped 43 C:\Program Files (x86)\...\dhcpmon.exe, PE32 20->43 dropped 61 Uses schtasks.exe or at.exe to add and modify task schedules 20->61 63 Hides that the sample has been downloaded from the Internet (zone.identifier) 20->63 31 schtasks.exe 1 20->31         started        33 schtasks.exe 1 20->33         started        file10 signatures11 process12 process13 35 conhost.exe 31->35         started        37 conhost.exe 33->37         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a04b2767b571d53dc5d0978798888121b27d741f95a1f81febbcccc67bd65795/
Threat name:
Win32.Backdoor.NanoBot
Create hunting rule
Status:
Malicious
First seen:
2022-08-30 13:41:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
18 of 25 (72.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ubfsoz5vohkt3roqs6dzrcebegzh25a7swq7qh7lxtgmm66wk6kq._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
192f4c073b4c4bd13b665f745abb966776245551504cffa7c9577180edc3d780
NanoCore
7f48711218bcf8057de98e3de5bea30ca6eb5aac42e168bff165443746d8f6a1
NanoCore
87998a64140ded1fd1522422c2e914d86031857b099ee1f78243cce424ce4ceb
NanoCore
906498b38354a7c5a1987ea505114dfd4ef1fe177c92c219af290ada37e3581d
NanoCore
b5778ceac831141b42749d4500858b8adfb5417294c8f2a15a24d5451e38f6d1
NanoCore
d2a09c0d4ca5dd4bb200bda2d5e7ff1d976535c35bf87c1baea7af820160cee7
NanoCore
f69053de01ec9753f80561c98dc4957bb1be9c447b3c82acc8bf486a042797e2
NanoCore
+ 4'529 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/220830-qy359sbca4/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
NanoCore
Malware Config
C2 Extraction:
godisgood1.hopto.org:7712
185.225.73.164:7712
Unpacked files
SH256 hash:
a04b2767b571d53dc5d0978798888121b27d741f95a1f81febbcccc67bd65795
MD5 hash:
1dbf5c63e3ad62d9ac02beef53f45252
SHA1 hash:
319dc00025f5b761925bb58637e018dea5e4955c
Link:
https://www.unpac.me/results/ce65c0f4-b152-4399-90fa-7e8f94df7e1a/
Malware family:
NanoCore
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a04b2767b571/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/a04b2767b571d53dc5d0978798888121b27d741f95a1f81febbcccc67bd65795

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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/302571/

Comments