MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91303120d9f0da0918f412b1a50134fe780835457b18624013e7502b6171e6dd. 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: 8


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 91303120d9f0da0918f412b1a50134fe780835457b18624013e7502b6171e6dd
SHA3-384 hash: 2d7f99d86ae84fb3d5f4e14628a832e5451f68e627139a2957027cf5ee8cc42184d8a3a9c49ee7cda5068ee485df7a03
SHA1 hash: bd79203199a3aa9b4222a80bfe070902c50089b9
MD5 hash: 911a11639a40d412466ac9bfca7c1ea1
humanhash: florida-carolina-failed-one
File name:taskhost.exe
Download: download sample
Signature CoinMiner
Create hunting rule
File size:36'966'416 bytes
First seen:2022-10-31 19:53:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eab4e488333ce74fa1cf2f5b6a84f4b (2 x CoinMiner)
ssdeep 786432:E20/7XQ6bxJzUArhCh5ZKHvqmgcshUtrYVOWkkNRS0IVKi1Nn/vARdbulE:f0zXQ6bnnhC+9oKYcWkylIVDN/vaCE
Threatray 7'531 similar samples on MalwareBazaar
TLSH T1C78733B6859CF21FC030FE731598266BF6C24B911969D439F207F7CB971BA8630226D6
TrID 45.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
18.3% (.EXE) OS/2 Executable (generic) (2029/13)
18.0% (.EXE) Generic Win/DOS Executable (2002/3)
18.0% (.EXE) DOS Executable Generic (2000/1)
File icon (PE):PE icon
dhash icon 00414f4f4f4f4700 (14 x CoinMiner, 12 x RedLineStealer, 12 x NodeLoader)
Reporter Anonymous
Tags:CoinMiner exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
369
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
taskhost.exe
Verdict:
No threats detected
Analysis date:
2022-10-31 19:56:53 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/9dfc09ec-f35a-4574-9936-445cf71afce9

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for analyzing tools
Searching for the window
Creating a window
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Creating a file in the %temp% directory
Creating a file
Running batch commands
Creating a process with a hidden window
Launching a process
Replacing files
Launching a service
Sending a UDP request
Modifying a system file
Forced system process termination
Creating a process from a recently created file
Enabling the 'hidden' option for recently created files
Query of malicious DNS domain
Blocking the Windows Defender launch
Enabling a "Do not show hidden files" option
Sending an HTTP GET request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
dllhost.exe packed shell32.dll
Link:
https://www.filescan.io/uploads/636027de736e9d884f0db563/reports/3c9eb9f0-4a90-4fbc-9767-57d95f6bb808/overview
Result
Verdict:
MALICIOUS
Result
Threat name:
GMiner, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1102033
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Binary is likely a compiled AutoIt script file
Detected Stratum mining protocol
Found strings related to Crypto-Mining
Hides threads from debuggers
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Performs DNS queries to domains with low reputation
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Sample is not signed and drops a device driver
Sigma detected: Xmrig
Snort IDS alert for network traffic
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Uses ipconfig to lookup or modify the Windows network settings
Yara detected GMiner
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 734694 Sample: taskhost.exe Startdate: 31/10/2022 Architecture: WINDOWS Score: 100 57 Snort IDS alert for network traffic 2->57 59 Sigma detected: Xmrig 2->59 61 Multi AV Scanner detection for domain / URL 2->61 63 13 other signatures 2->63 7 taskhost.exe 32 2->7         started        process3 dnsIp4 47 ftpsystem.xyz 162.255.119.99, 49695, 80 NAMECHEAP-NETUS United States 7->47 49 nvcontainer.xyz 178.20.40.98, 49694, 49698, 80 ASN-FRWInternetServiceProviderIT Russian Federation 7->49 51 2 other IPs or domains 7->51 41 C:\Users\user\AppData\Local\...\aut56BA.tmp, PE32 7->41 dropped 43 C:\ProgramData\WindowsTask\WinRing0x64.sys, PE32+ 7->43 dropped 45 C:\ProgramData\Setup\Packs.exe, PE32 7->45 dropped 65 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->65 67 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->67 69 Query firmware table information (likely to detect VMs) 7->69 71 4 other signatures 7->71 12 audiodg.exe 22 7->12         started        16 MicrosoftHost.exe 1 7->16         started        18 Packs.exe 7 7->18         started        21 2 other processes 7->21 file5 signatures6 process7 dnsIp8 53 nvcontainer.xyz 12->53 73 Antivirus detection for dropped file 12->73 75 Multi AV Scanner detection for dropped file 12->75 77 Query firmware table information (likely to detect VMs) 12->77 87 3 other signatures 12->87 55 ex22cheap.xyz 185.217.199.187, 3333, 49699 SUPERSERVERSDATACENTERRU Russian Federation 16->55 79 Performs DNS queries to domains with low reputation 16->79 81 Machine Learning detection for dropped file 16->81 23 conhost.exe 16->23         started        33 C:\ProgramData\WindowsTask\audiodg.exe, PE32+ 18->33 dropped 35 C:\ProgramData\...\MicrosoftHost.exe, PE32+ 18->35 dropped 37 C:\ProgramData\WindowsTask\AppModule.exe, PE32+ 18->37 dropped 39 C:\ProgramData\WindowsTask\AMD.exe, PE32+ 18->39 dropped 83 Uses ipconfig to lookup or modify the Windows network settings 21->83 25 conhost.exe 21->25         started        27 conhost.exe 21->27         started        29 gpupdate.exe 1 21->29         started        31 ipconfig.exe 1 21->31         started        file9 85 Detected Stratum mining protocol 55->85 signatures10 process11
Gathering data
Threat name:
Win64.Trojan.Phonzy
Create hunting rule
Status:
Malicious
First seen:
2022-08-29 18:46:20 UTC
File Type:
PE+ (Exe)
Extracted files:
16
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=seydcigz6dnasghucky2kaju7z4aqnkfpmmgeqat45icwylr43oq._file
Verdict:
unknown
Similar samples:
0e20bc6f3eab8cee2dd7c49161fc424edd0dc6e379c4746013408a07a94a1aa4
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354d75a7702604c1424e1e922958a93e5911ed356a5736f1a0f4de84eca02412
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91bec27b79b2889bfe9eedc744b74b9438c638299f43c14a39f080fbb90f8eee
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ba3dcb22690e011caffff1c9c0f327c61a26fa16ae987222bf6df35d5bd44458
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bbe77e8a2d371343b317688a63e5200f91e33038c80bddd82b418d85332784b8
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d6c0c6811d1cc9e747774b3d6b8681336bddf2506885fcd59e0e6b8d124fb723
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db68bfffa183ba56793f6ed4500ce565d89ce08ba08e4b649afe806b2e3448e8
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ec954fb42b07ca30b5e39847147b78e2f303a7a86345837ad00b37f070d4ed2e
CoinMiner
+ 7'521 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:xmrig evasion miner themida trojan
Link:
https://tria.ge/reports/221031-ymjaqadcgn/
Behaviour
Checks processor information in registry
Gathers network information
NTFS ADS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
AutoIT Executable
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks whether UAC is enabled
Checks BIOS information in registry
Themida packer
Executes dropped EXE
Identifies VirtualBox via ACPI registry values (likely anti-VM)
XMRig Miner payload
xmrig
Modifies visiblity of hidden/system files in Explorer
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.30
Link:
https://yomi.yoroi.company/submissions/91303120d9f0da0918f412b1a50134fe780835457b18624013e7502b6171e6dd

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:INDICATOR_EXE_Packed_Themida
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with Themida

File information

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

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