MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1a31297b31f13847b13231f49d0e66a41a50d5fdd109e9830c422827940a380d. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1a31297b31f13847b13231f49d0e66a41a50d5fdd109e9830c422827940a380d
SHA3-384 hash: 4c3cef7521126d462c63d1fd03a441d4d7604e236bc53a1fabe495abc266a4fb4403785bfedec8d75fdb521ce11aa886
SHA1 hash: 0b019b0cdc36bb51e7fc950b2d9c2fb8404f3b55
MD5 hash: ab142c3ec3fb5a2509323da4bc0f7e71
humanhash: single-blossom-spaghetti-vegan
File name:file
Download: download sample
Signature CoinMiner
Create hunting rule
File size:1'120'416 bytes
First seen:2022-11-16 09:48:25 UTC
Last seen:2022-11-16 12:00:57 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash a15106ac859064a147e6663c04113b59 (3 x CoinMiner)
ssdeep 24576:5qktVaqH6ZsvV/zTlRFKUEMzd/0l4yyawBjgPRmR+RHPoG7QCgpv:5qqVXaCR5RFfEg0YpgJjRvoGkCgl
Threatray 2'216 similar samples on MalwareBazaar
TLSH T19F3523ED3A4863A5CA74047568AE65C94CC1BD77B744BBF671C4EB3206E206E8913C2F
File icon (PE):PE icon
dhash icon c48cc93339ccd870 (3 x CoinMiner, 1 x SystemBC)
Reporter andretavare5
Tags:CoinMiner exe signed

Code Signing Certificate

Organisation:Toshiba MQ01ABMxx 2.5 WH06ABW030
Issuer:Toshiba MQ01ABMxx 2.5 WH06ABW030
Algorithm:sha1WithRSAEncryption
Valid from:2022-11-02T20:31:22Z
Valid to:2032-11-03T20:31:22Z
Serial number: 681351287e42a59145932b4fe63900d7
Intelligence: 22 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: 8c81abe5f27e8bcf720e577bb4b1814b076575672b5b405dcae8c71606eb3c0a
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform


Avatar
andretavare5
Sample downloaded from http://aceros-monterrey.com/acem/svcrun.exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
193
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
No threats detected
Analysis date:
2022-11-16 09:50:18 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/33166c0b-cfdd-4dc2-9782-7ea94f5ccddb

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/334774/
Detection(s):
SecuriteInfo.com.Win64.Evo-gen.8816.23558.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Сreating synchronization primitives
Creating a file
Creating a file in the %temp% directory
Enabling the 'hidden' option for recently created files
Running batch commands
Creating a process from a recently created file
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Creating a process with a hidden window
Creating a window
Sending an HTTP POST request
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/6374b20f07c3f5e84a0166a1/reports/816e33d3-7aba-4fe8-aa23-79f29cc9d268/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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/2a7e2856-614b-4a55-a1f0-c6a4c83cdb23
Result
Threat name:
Xmrig
Create hunting rule
Detection:
malicious
Classification:
evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1114709
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
PE file has nameless sections
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
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 dnsIp2 2 Behavior Graph ID: 747407 Sample: file.exe Startdate: 16/11/2022 Architecture: WINDOWS Score: 100 63 xmr-eu1.nanopool.org 2->63 69 Sigma detected: Xmrig 2->69 71 Multi AV Scanner detection for domain / URL 2->71 73 Malicious sample detected (through community Yara rule) 2->73 75 6 other signatures 2->75 10 file.exe 5 2->10         started        14 BQ.exe 3 2->14         started        16 svchost.exe 2->16         started        18 svchost.exe 2->18         started        signatures3 process4 file5 59 C:\ProgramData\driver\BQ.exe, MS-DOS 10->59 dropped 61 C:\Users\user\AppData\Local\...\file.exe.log, ASCII 10->61 dropped 79 Sets debug register (to hijack the execution of another thread) 10->79 81 Adds a directory exclusion to Windows Defender 10->81 20 cmd.exe 1 10->20         started        23 powershell.exe 28 10->23         started        25 cmd.exe 14->25         started        27 powershell.exe 14->27         started        signatures6 process7 signatures8 77 Uses schtasks.exe or at.exe to add and modify task schedules 20->77 29 BQ.exe 14 5 20->29         started        33 conhost.exe 20->33         started        35 timeout.exe 1 20->35         started        37 conhost.exe 23->37         started        39 conhost.exe 25->39         started        41 schtasks.exe 25->41         started        43 conhost.exe 27->43         started        process9 dnsIp10 65 179.43.141.116, 49818, 80 PLI-ASCH Panama 29->65 83 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 29->83 85 Writes to foreign memory regions 29->85 87 Modifies the context of a thread in another process (thread injection) 29->87 89 2 other signatures 29->89 45 vbc.exe 29->45         started        49 cmd.exe 1 29->49         started        51 powershell.exe 29->51         started        signatures11 process12 dnsIp13 67 51.15.65.182, 14433, 49821 OnlineSASFR France 45->67 91 Query firmware table information (likely to detect VMs) 45->91 53 conhost.exe 49->53         started        55 schtasks.exe 1 49->55         started        57 conhost.exe 51->57         started        signatures14 process15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1a31297b31f13847b13231f49d0e66a41a50d5fdd109e9830c422827940a380d/
Threat name:
Win64.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-11-16 09:56:47 UTC
File Type:
PE+ (Exe)
Extracted files:
8
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=diyss6zr6e4epmjsgh2j2dtguqnfbvp52ee6taymiiucpfakhagq._file
Verdict:
unknown
Similar samples:
048d079ad02cf978a6683d6f3fffe4ed577d6de564ac67d1dbe406b5a695a365
CoinMiner
3216a9bbc9446ee5f88a66e042686a5eb6c5d0a8b1dc8c54d8eafa3dfedebbc5
CoinMiner
5861abdbc493839d5852498effe891d6207377f708b54fa8b33059d6db82305f
CoinMiner
a4ae090116ccfec2297d96384b62e15373572b5cbea05ecd911a38c9f041840e
CoinMiner
ce1454205b811089e345d21b9b0e643e69dc6ba7c1b7cefb40b76b182bdf0e0f
CoinMiner
ec1dc62154fa4bf3b85367872c69ab346c334c6c392429995d950ec91d6945f9
CoinMiner
ec5b89923d744f70a3762da1a6350e8f63d03263975ab4b27ea49e6ca7f4185d
CoinMiner
+ 2'206 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:xmrig miner
Link:
https://tria.ge/reports/221116-ltb4rsea6y/
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Loads dropped DLL
Uses the VBS compiler for execution
Executes dropped EXE
XMRig Miner payload
xmrig
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/9e2e505a-2a3e-40e4-95d1-febb4c4cbc57
Unpacked files
SH256 hash:
1a31297b31f13847b13231f49d0e66a41a50d5fdd109e9830c422827940a380d
MD5 hash:
ab142c3ec3fb5a2509323da4bc0f7e71
SHA1 hash:
0b019b0cdc36bb51e7fc950b2d9c2fb8404f3b55
Link:
https://www.unpac.me/results/4f490d31-f218-4fd5-8396-086c49d98118/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/1a31297b31f13847b13231f49d0e66a41a50d5fdd109e9830c422827940a380d

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:win_xfilesstealer_auto
Create hunting rule
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
  
URLhaus
https://urlhaus.abuse.ch/url/2414326/
Cape
Cape
https://www.capesandbox.com/analysis/334774/

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