MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 fa1a3d581f285e49916ae65313639b598e84715e6bef215d492f21c163490e10. 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
| SHA256 hash: | fa1a3d581f285e49916ae65313639b598e84715e6bef215d492f21c163490e10 |
|---|---|
| SHA3-384 hash: | dbf53e51f97316f6bd8b519ae74e5ece84c16c0c59b6c05754a4d6657d72e0191ebc37f9d20183a9ac1abff6a90c943a |
| SHA1 hash: | 92d2cd9bf83f02044568d46b9bc343559fcde0e9 |
| MD5 hash: | 21b1d973bb82ebce51b0932755ce835b |
| humanhash: | orange-yankee-texas-potato |
| File name: | 21b1d973bb82ebce51b0932755ce835b |
| Download: | download sample |
| Signature | CoinMiner |
| File size: | 1'580'704 bytes |
| First seen: | 2023-02-24 01:17:39 UTC |
| Last seen: | 2023-02-24 02:27:42 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | be50ca39d7bcee5d73b61f2e44a2548e (1 x CoinMiner) |
| ssdeep | 24576:n4MIhpChiOcNb7Wwe1apTooYrBsip3vQrARiFyN7M05uAO4HK4isf9V6lWier:n4MIfChifxecer6iG0Luv4HKnsf9b |
| Threatray | 2'315 similar samples on MalwareBazaar |
| TLSH | T15E752203E28504F6FA1F1A328C0F977109119C6A92B81A7F5FDD794A28F335165FEA6C |
| File icon (PE): |  |
| dhash icon | 008280b28eaa9600 (2 x CoinMiner) |
| Reporter |  zbetcheckin |
| Tags: | CoinMiner exe signed |
Code Signing Certificate
| Organisation: | Samsung C32R504FHI QC46R537FHIZCI |
|---|---|
| Issuer: | Samsung C32R504FHI QC46R537FHIZCI |
| Algorithm: | sha1WithRSAEncryption |
| Valid from: | 2023-02-22T19:00:50Z |
| Valid to: | 2033-02-23T19:00:50Z |
| Serial number: | 39b53b9ba134d58542913aebaf377043 |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | fd1b6780b36677d9c8f3c9746775283184e3c2a4384cbc2d1de89bfbdbcfb425 |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
2
# of downloads :
287
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
21b1d973bb82ebce51b0932755ce835b
Verdict:
Malicious activity
Analysis date:
2023-02-24 01:24:02 UTC
Tags:
miner
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Suspicious
Maliciousness:
Behaviour
Creating a window
Searching for analyzing tools
Сreating synchronization primitives
Launching a process
Creating a file
Enabling the 'hidden' option for recently created files
Using the Windows Management Instrumentation requests
Launching the default Windows debugger (dwwin.exe)
Verdict:
Suspicious
Threat level:
5/10
Confidence:
60%
Tags:
overlay packed shell32.dll
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
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:
Suspicious
Result
Threat name:
Xmrig
Detection:
malicious
Classification:
evad.mine
Score:
100 / 100
Signature
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
DNS related to crypt mining pools
Found strings related to Crypto-Mining
Injects a PE file into a foreign processes
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)
Sets debug register (to hijack the execution of another thread)
Sigma detected: Xmrig
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (window names)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Threat name:
Win64.Trojan.Privateloader
Status:
Malicious
First seen:
2023-02-24 01:18:10 UTC
File Type:
PE+ (Exe)
Extracted files:
77
AV detection:
17 of 25 (68.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 2'305 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Score:
10/10
Tags:
family:xmrig miner
Behaviour
Creates scheduled task(s)
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
.NET Reactor proctector
Checks computer location settings
Uses the VBS compiler for execution
XMRig Miner payload
xmrig
Unpacked files
SH256 hash:
fa1a3d581f285e49916ae65313639b598e84715e6bef215d492f21c163490e10
MD5 hash:
21b1d973bb82ebce51b0932755ce835b
SHA1 hash:
92d2cd9bf83f02044568d46b9bc343559fcde0e9
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
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 |
|---|
| Rule name: | BitcoinAddress |
|---|---|
| Author: | Didier Stevens (@DidierStevens) |
| Description: | Contains a valid Bitcoin address |
| Rule name: | cobalt_strike_tmp01925d3f |
|---|---|
| Author: | The DFIR Report |
| Description: | files - file ~tmp01925d3f.exe |
| Reference: | https://thedfirreport.com |
| Rule name: | INDICATOR_EXE_Packed_DotNetReactor |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables packed with unregistered version of .NET Reactor |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | PE_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | PE_Potentially_Signed_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | win_xfilesstealer_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.xfilesstealer. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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