MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 83b57db360e66aceab90229a4a5b40b1df36c2a73e8b66b9742709246332c408. 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: 7


Intelligence 7 IOCs YARA 7 File information Comments

SHA256 hash: 83b57db360e66aceab90229a4a5b40b1df36c2a73e8b66b9742709246332c408
SHA3-384 hash: e2b93658ee322dece30fc1c1c7f3261aa80a258cd80f5a7b56e67227cada1ba289ec129eb376d60835cccab2041133fe
SHA1 hash: cb05b0de8e0cf47841a9b89f1b8206c88f5bbc33
MD5 hash: 46242fd08e23f58579935e464cbd69dc
humanhash: ten-india-undress-twenty
File name:file
Download: download sample
Signature CoinMiner
File size:2'598'912 bytes
First seen:2023-01-21 23:25:14 UTC
Last seen:2023-01-22 07:29:05 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ad5fc7ab72277f0e9f70fc699d98e9a3 (1 x CoinMiner)
ssdeep 49152:eQxxxM444xxx+oF4wNK1t0z6BRlvXPHmiYPqt:3xxxM444xxx+oiM8D/PWi
Threatray 3'743 similar samples on MalwareBazaar
TLSH T177C55C1251A9C862F4BA88BD3129DDF2CBDB2C5CBF63E98734307467C9AB5C1A5943C4
File icon (PE):PE icon
dhash icon f8f0f4c8c8c8d8f0 (8'803 x RedLineStealer, 5'078 x Amadey, 288 x Smoke Loader)
Reporter andretavare5
Tags:CoinMiner exe


Avatar
andretavare5
Sample downloaded from http://lara.amiyon.com/svcrun.exe

Intelligence


File Origin
# of uploads :
12
# of downloads :
211
Origin country :
n/a
Vendor Threat Intelligence
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
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed shell32.dll
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.
Result
Threat name:
Detection:
malicious
Classification:
evad.mine
Score:
100 / 100
Signature
Adds a directory exclusion to Windows Defender
Detected unpacking (changes PE section rights)
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 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 (process name or module or function)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to evade debugger and weak emulator (self modifying code)
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:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 789058 Sample: file.exe Startdate: 22/01/2023 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic 2->36 38 Sigma detected: Xmrig 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 5 other signatures 2->42 7 file.exe 14 8 2->7         started        12 NOLAB.exe 2->12         started        process3 dnsIp4 30 179.43.140.229, 49697, 80 PLI-ASCH Panama 7->30 28 C:\ProgramData\Maker28OLAB.exe, PE32+ 7->28 dropped 44 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->44 46 Sets debug register (to hijack the execution of another thread) 7->46 48 Writes to foreign memory regions 7->48 56 3 other signatures 7->56 14 vbc.exe 7->14         started        18 cmd.exe 1 7->18         started        20 powershell.exe 16 7->20         started        50 Detected unpacking (changes PE section rights) 12->50 52 Tries to detect sandboxes and other dynamic analysis tools (window names) 12->52 54 Tries to evade debugger and weak emulator (self modifying code) 12->54 file5 signatures6 process7 dnsIp8 32 51.15.58.224, 14433, 49698 OnlineSASFR France 14->32 34 xmr-eu1.nanopool.org 14->34 58 Query firmware table information (likely to detect VMs) 14->58 60 Uses schtasks.exe or at.exe to add and modify task schedules 18->60 22 conhost.exe 18->22         started        24 schtasks.exe 1 18->24         started        26 conhost.exe 20->26         started        signatures9 process10
Threat name:
Win64.Trojan.Generic
Status:
Suspicious
First seen:
2023-01-21 23:26:16 UTC
File Type:
PE+ (Exe)
Extracted files:
166
AV detection:
9 of 26 (34.62%)
Threat level:
  5/5
Result
Malware family:
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Uses the VBS compiler for execution
XMRig Miner payload
xmrig
Unpacked files
SH256 hash:
83b57db360e66aceab90229a4a5b40b1df36c2a73e8b66b9742709246332c408
MD5 hash:
46242fd08e23f58579935e464cbd69dc
SHA1 hash:
cb05b0de8e0cf47841a9b89f1b8206c88f5bbc33
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
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:meth_get_eip
Author:Willi Ballenthin
Rule name:QbotStuff
Author:anonymous
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.

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by

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