MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4a9c99e56f73272d09483b2598b0578808b6bd59e03a5c8ec5b6f7f0bed4513e. 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: 10


Intelligence 10 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4a9c99e56f73272d09483b2598b0578808b6bd59e03a5c8ec5b6f7f0bed4513e
SHA3-384 hash: c986b1f6373ba7297cad6c7afe2e4fe2c53bb5a47c0b8aed095787df5778dfc20eda49233c174eb0df619f893389bca1
SHA1 hash: b74d7238efc3b6fdeb89c38be6ebaf0f8327c0c9
MD5 hash: 6686ed00475a52a84d62a22191938ced
humanhash: romeo-oscar-gee-kilo
File name:infect.ps1
Download: download sample
Signature CoinMiner
Create hunting rule
File size:9'755'844 bytes
First seen:2025-09-10 06:52:19 UTC
Last seen:Never
File type:PowerShell (PS) ps1
MIME type:text/plain
ssdeep 49152:AL7X3V3jOC+hj1SwAVqpu2BtzLu8geN1xyHBfw1PpF/NMBip3do4AAwk/YHWfKsx:X
Threatray 150 similar samples on MalwareBazaar
TLSH T1B3A6CFB9C81D9D0B869F1855E02FD52A38AF120163C9CF65FDC79A84E1BEE5B42901FC
Magika powershell
Reporter abuse_ch
Tags:CoinMiner ps1

Intelligence

File Origin
# of uploads :
1
# of downloads :
57
Origin country :
SE SE
Vendor Threat Intelligence
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68c12081b200525988796218
Tags:
autorun autoit emotet xmrig
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/4a9c99e56f73272d09483b2598b0578808b6bd59e03a5c8ec5b6f7f0bed4513e
Verdict:
Malicious
File Type:
ps1
First seen:
2025-09-09T19:16:00Z UTC
Last seen:
2025-09-09T19:16:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/4a9c99e56f73272d09483b2598b0578808b6bd59e03a5c8ec5b6f7f0bed4513e/results?tab=lookup
Result
Threat name:
Xmrig
Create hunting rule
Detection:
malicious
Classification:
evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1774472
Signature
AI detected malicious Powershell script
Allocates memory in foreign processes
Changes security center settings (notifications, updates, antivirus, firewall)
Creates a thread in another existing process (thread injection)
Detected Stratum mining protocol
Found strings related to Crypto-Mining
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Powershell creates an autostart link
Query firmware table information (likely to detect VMs)
Sigma detected: Potential Startup Shortcut Persistence Via PowerShell.EXE
Writes to foreign memory regions
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1774472 Sample: infect.ps1 Startdate: 10/09/2025 Architecture: WINDOWS Score: 100 41 monerooceans.stream 2->41 43 gulf.moneroocean.stream 2->43 47 Malicious sample detected (through community Yara rule) 2->47 49 Yara detected Xmrig cryptocurrency miner 2->49 51 Detected Stratum mining protocol 2->51 53 3 other signatures 2->53 9 powershell.exe 24 2->9         started        12 lngrknpbrcxflhbqwbhwpbdyqud.exe 2->12         started        14 svchost.exe 2->14         started        16 6 other processes 2->16 signatures3 process4 dnsIp5 69 Found suspicious powershell code related to unpacking or dynamic code loading 9->69 71 Powershell creates an autostart link 9->71 19 lngrknpbrcxflhbqwbhwpbdyqud.exe 9->19         started        22 conhost.exe 9->22         started        73 Writes to foreign memory regions 12->73 75 Allocates memory in foreign processes 12->75 77 Creates a thread in another existing process (thread injection) 12->77 79 Injects a PE file into a foreign processes 12->79 24 charmap.exe 12->24         started        81 Changes security center settings (notifications, updates, antivirus, firewall) 14->81 26 MpCmdRun.exe 2 14->26         started        39 127.0.0.1 unknown unknown 16->39 signatures6 process7 signatures8 55 Found strings related to Crypto-Mining 19->55 57 Writes to foreign memory regions 19->57 59 Allocates memory in foreign processes 19->59 28 charmap.exe 19->28         started        61 Creates a thread in another existing process (thread injection) 24->61 63 Injects a PE file into a foreign processes 24->63 31 sigverif.exe 24->31         started        33 conhost.exe 26->33         started        process9 signatures10 83 Writes to foreign memory regions 28->83 85 Allocates memory in foreign processes 28->85 87 Creates a thread in another existing process (thread injection) 28->87 89 Injects a PE file into a foreign processes 28->89 35 sigverif.exe 28->35         started        91 Query firmware table information (likely to detect VMs) 31->91 process11 dnsIp12 45 monerooceans.stream 66.23.199.44, 10001, 49691, 49692 ANYNODEUS United States 35->45 65 Query firmware table information (likely to detect VMs) 35->65 signatures13 67 Detected Stratum mining protocol 45->67
Score:
94%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/4a9c99e56f73272d09483b2598b0578808b6bd59e03a5c8ec5b6f7f0bed4513e
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4a9c99e56f73272d09483b2598b0578808b6bd59e03a5c8ec5b6f7f0bed4513e/
Threat name:
Script-PowerShell.Trojan.Powdow
Create hunting rule
Status:
Malicious
First seen:
2025-09-09 12:59:52 UTC
File Type:
Text
AV detection:
7 of 38 (18.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jkojtzlpomts2ckihmszrmcxraelnpkz4a5fzdwfw337bpwuke7a._file
Verdict:
malicious
Label(s):
xmrig
Create hunting rule
Similar samples:
0f0e64df4d5df47d5052c69e726ca0724af00192828e32e5f93fed5bc9fe61a4
CoinMiner
773f16b4c9411940b5db99eb6ada7eb940cc15920f548cf6d48cf14b6509707b
CoinMiner
a2eb9dd2e8f93cab40c27b4cad2a2d4f5ab91e86eb9a15a7605ae44e3082429e
CoinMiner
ae7e3109e3e09d6c02781f988106c87c50c55e88a57bdbfb4b976dff954cc24c
CoinMiner
d2fcf28897ddc2137141d838b734664ff7592e03fcd467a433a51cb4976b4fb1
CoinMiner
error
CoinMiner
+ 140 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:xmrig execution miner
Link:
https://tria.ge/reports/250910-hqnfvafj5v/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: PowerShell
Drops startup file
Executes dropped EXE
XMRig Miner payload
Xmrig family
xmrig
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4a9c99e56f73272d09483b2598b0578808b6bd59e03a5c8ec5b6f7f0bed4513e

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:botnet_plaintext_c2
Create hunting rule
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:detect_powershell
Create hunting rule
Author:daniyyell
Description:Detects suspicious PowerShell activity related to malware execution
Rule name:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

File information

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

Web download

CoinMiner

PowerShell (PS) ps1 4a9c99e56f73272d09483b2598b0578808b6bd59e03a5c8ec5b6f7f0bed4513e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3589032/
  
Delivery method
Distributed via web download

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