MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 82fcd7a3b8af723379d2c5bc72b893aeef54866bbef595193ac395d0b26dfa88. 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


CoinMiner


Vendor detections: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 82fcd7a3b8af723379d2c5bc72b893aeef54866bbef595193ac395d0b26dfa88
SHA3-384 hash: 9cf6d84366fd68758a70a83d7e974f7ab795e5122c8541fa900062ba29166119698ef9c42acf45b20d8024f006a2ffc2
SHA1 hash: 16d050fff80feece88412bf4d496e7efb70bf0cd
MD5 hash: 5ad81a03145fe74981d582a496d4b4b6
humanhash: helium-charlie-monkey-bakerloo
File name:file
Download: download sample
Signature CoinMiner
Create hunting rule
File size:1'446'408 bytes
First seen:2023-07-03 07:31:54 UTC
Last seen:2023-07-04 03:07:50 UTC
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 12288:vTws7H3Eae46OlvwMRjH7DSZEcpLtvFsJO+Avhd7mUwUrOqwpisPCtryWzUtcQAS:XUHwAJTb7mQrOt3ymIUGk1V
Threatray 1'195 similar samples on MalwareBazaar
TLSH T19565195979821C9ADD9900F2DAF605385E82A64B0B48D85F2AC753CBC7FE5D3E4CE08D
TrID 40.9% (.EXE) Win64 Executable (generic) (10523/12/4)
19.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.0% (.EXE) Win16/32 Executable Delphi generic (2072/23)
8.0% (.ICL) Windows Icons Library (generic) (2059/9)
7.8% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 934ac6d191932ac4 (1 x RedLineStealer, 1 x Vidar, 1 x CoinMiner)
Reporter andretavare5
Tags:CoinMiner exe signed

Code Signing Certificate

Organisation:HDD`ViSE Toshiba SATA-III 12Tb HDWG460EZSTA N300 (7200rpm) 6368`Mb 3.8 Rtl
Issuer:HDD`ViSE Toshiba SATA-III 12Tb HDWG460EZSTA N300 (7200rpm) 6368`Mb 3.8 Rtl
Algorithm:sha1WithRSAEncryption
Valid from:2023-02-22T17:25:35Z
Valid to:2033-02-23T17:25:35Z
Serial number: 19ec3a80ad274bb248d21919a085da61
Intelligence: 4 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: bea7e5720188b9af1fbe31878c534cf76f3d346dd3e22a7fb6c3779e4edb094f
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform


Avatar
andretavare5
Sample downloaded from http://red.mk/netTime.exe

Intelligence

File Origin
# of uploads :
25
# of downloads :
334
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-07-03 07:33:54 UTC
Tags:
miner
Link:
https://app.any.run/tasks/769579cc-ee5d-4c25-a66c-9dab0e3f710c

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/405727/
Detection(s):
SecuriteInfo.com.Variant.MSILHeracles.83157.19797.20338.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a file
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Launching the default Windows debugger (dwwin.exe)
Adding an exclusion to Microsoft Defender
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/64a279733d1253262b2d3733/reports/32d93d70-4b08-4f12-b638-2f369fc142d1/overview
Verdict:
Malicious
Labled as:
MSILHeracles.Generic
Link:
https://www.hybrid-analysis.com/sample/82fcd7a3b8af723379d2c5bc72b893aeef54866bbef595193ac395d0b26dfa88
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7bb2dfeb-16cd-481d-b644-669b552277e3
Result
Threat name:
Xmrig
Create hunting rule
Detection:
malicious
Classification:
evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1265594
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Antivirus detection for dropped file
Antivirus detection for URL or domain
DNS related to crypt mining pools
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Sigma detected: Xmrig
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 898622 Sample: file.exe Startdate: 03/07/2023 Architecture: WINDOWS Score: 100 60 Sigma detected: Xmrig 2->60 62 Multi AV Scanner detection for domain / URL 2->62 64 Malicious sample detected (through community Yara rule) 2->64 66 7 other signatures 2->66 9 file.exe 5 2->9         started        13 RKGME.exe 2->13         started        process3 file4 52 C:\ProgramData\BackUp\RKGME.exe, PE32+ 9->52 dropped 78 Adds a directory exclusion to Windows Defender 9->78 15 cmd.exe 1 9->15         started        18 powershell.exe 20 9->18         started        20 powershell.exe 19 9->20         started        signatures5 process6 signatures7 80 Uses schtasks.exe or at.exe to add and modify task schedules 15->80 22 RKGME.exe 14 6 15->22         started        26 conhost.exe 15->26         started        28 timeout.exe 1 15->28         started        30 conhost.exe 18->30         started        32 conhost.exe 20->32         started        process8 dnsIp9 58 179.43.170.241, 49705, 80 PLI-ASCH Panama 22->58 70 Antivirus detection for dropped file 22->70 72 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 22->72 74 Writes to foreign memory regions 22->74 76 3 other signatures 22->76 34 ngen.exe 22->34         started        38 cmd.exe 1 22->38         started        40 powershell.exe 22->40         started        42 powershell.exe 22->42         started        signatures10 process11 dnsIp12 54 51.68.143.81, 14433, 49706 OVHFR France 34->54 56 xmr-eu1.nanopool.org 34->56 68 Query firmware table information (likely to detect VMs) 34->68 44 conhost.exe 38->44         started        46 schtasks.exe 1 38->46         started        48 conhost.exe 40->48         started        50 conhost.exe 42->50         started        signatures13 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/82fcd7a3b8af723379d2c5bc72b893aeef54866bbef595193ac395d0b26dfa88/
Threat name:
Win64.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2023-07-03 07:32:06 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
131
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ql6npi5yv5zdg6osyw6hfoetv3xvjbtlx32zkgj2yok5bmtn7kea._file
Verdict:
malicious
Similar samples:
16bd19342581c44c063d66f6fcd8ca6fcacfdd9a47f3adbfe3ad3d2a877ced56
CoinMiner
3b6ccd656956b37e09d9bb2b7444b5750ceec32e3dd181e0af4bbe91041933a4
CoinMiner
491492bcb93bd8b4092a4cdec7d12fc17210d0a8a24836ab8eb42f48eaaf0581
CoinMiner
56bd7934f080701e491c79a5513dbec93f0996b7737a8c9b63218451020d37a3
CoinMiner
583bb69ba85c772ce390df4ffd381812a597433089de0dead134dd4cea5e6484
CoinMiner
586b231234bce80c4148b43a6c253486f961e182de06acf495337d044e2acfff
CoinMiner
726616e89178a4015688829238955ea63693c7721bb52d9fde1b8fb9c096a8b2
CoinMiner
7c11ba68d9d7b0136e240ce53a14fdec989e270c95274516e0b7e2f60e66d484
CoinMiner
+ 1'185 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:xmrig miner
Link:
https://tria.ge/reports/230703-jcz36agf5y/
Behaviour
Creates scheduled task(s)
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
XMRig Miner payload
xmrig
Unpacked files
SH256 hash:
82fcd7a3b8af723379d2c5bc72b893aeef54866bbef595193ac395d0b26dfa88
MD5 hash:
5ad81a03145fe74981d582a496d4b4b6
SHA1 hash:
16d050fff80feece88412bf4d496e7efb70bf0cd
Link:
https://www.unpac.me/results/00da584d-df51-459a-ba9e-c4b35b4c4896/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/82fcd7a3b8af/report/overview.html
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:BAZT_B5_NOCEXInvalidStream
Create hunting rule
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits

File information

The table below shows additional information about this malware sample such as delivery method and external references.

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by
Cape
Cape
https://www.capesandbox.com/analysis/405727/
  
URLhaus
https://urlhaus.abuse.ch/url/2662087/

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