MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c2f9fe4b1609463c3897a3813e0c787af7a50d100017c52f91172f6dadb5bdc9. 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: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c2f9fe4b1609463c3897a3813e0c787af7a50d100017c52f91172f6dadb5bdc9
SHA3-384 hash: cc9d01ad9dcf241e20228008dea71516fd53970653d36ec6fa460ae2b487bada154a88a26587a463080ee1fd0385a841
SHA1 hash: a57c01512c78ae42cba8e604ac10e0e0f8dbf286
MD5 hash: c6d73b5ece49beea2dfaae5d15aaf774
humanhash: venus-rugby-potato-oscar
File name:c6d73b5ece49beea2dfaae5d15aaf774.exe
Download: download sample
Signature CoinMiner
Create hunting rule
File size:942'408 bytes
First seen:2022-12-25 11:44:47 UTC
Last seen:2022-12-25 14:33:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'610 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:WDBClhuCf/yRqn/MzetFCwrT92aSxNhlngQU9LxS2WlpbTvF:2ByACfagn0eFBN2awlgrMplRF
TLSH T12B15EAB2FF999F32CB0456B6ED7004089567C2CCE11B5F0BB5856870DE9EA2829F6D34
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:CoinMiner exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
182
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-12-25 11:33:12 UTC
Tags:
loader trojan amadey ransomware stop stealer vidar smoke
Link:
https://app.any.run/tasks/2c93e2b7-063f-4b1c-9abe-efeb2b0a8ff7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Variant.Lazy.272297.1760.8211.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Forced shutdown of a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm overlay packed packed warp
Link:
https://www.filescan.io/uploads/63a837bf898959f356c5df52/reports/77720e4a-fdbb-418c-84b2-9c1c27c92b09/overview
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:
Malicious
Link:
https://analyze.intezer.com/analyses/f6b83f8f-ac77-4dbb-a505-257528901bce
Result
Threat name:
Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1140801
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
DNS related to crypt mining pools
Encrypted powershell cmdline option found
Found strings related to Crypto-Mining
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies power options to not sleep / hibernate
Modifies the hosts file
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample is not signed and drops a device driver
Sigma detected: Schedule system process
Uses powercfg.exe to modify the power settings
Uses schtasks.exe or at.exe to add and modify task schedules
Uses the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 773531 Sample: HxhufZAZwW.exe Startdate: 25/12/2022 Architecture: WINDOWS Score: 100 76 xmr-eu1.nanopool.org 2->76 78 www.google.com 2->78 80 rentry.co 2->80 92 Malicious sample detected (through community Yara rule) 2->92 94 Antivirus detection for URL or domain 2->94 96 Antivirus / Scanner detection for submitted sample 2->96 98 9 other signatures 2->98 9 HxhufZAZwW.exe 15 3 2->9         started        14 cmd.exe 2->14         started        16 RegSvc.exe 2->16         started        18 cmd.exe 2->18         started        signatures3 process4 dnsIp5 88 transfer.sh 144.76.136.153, 443, 49700 HETZNER-ASDE Germany 9->88 74 C:\Users\user\AppData\...\HxhufZAZwW.exe.log, CSV 9->74 dropped 120 Writes to foreign memory regions 9->120 122 Allocates memory in foreign processes 9->122 124 Injects a PE file into a foreign processes 9->124 20 AppLaunch.exe 14 27 9->20         started        25 AppLaunch.exe 9->25         started        27 svhost.exe 14->27         started        29 conhost.exe 14->29         started        31 chcp.com 14->31         started        90 rentry.co 16->90 126 Machine Learning detection for dropped file 16->126 33 conhost.exe 18->33         started        35 chcp.com 18->35         started        37 svhost.exe 18->37         started        file6 signatures7 process8 dnsIp9 82 api.telegram.org 149.154.167.220, 443, 49703 TELEGRAMRU United Kingdom 20->82 84 rentry.co 107.189.8.5, 443, 49702, 49708 PONYNETUS United States 20->84 86 3 other IPs or domains 20->86 66 C:\ProgramData\RuntimeBrokerData\svhost.exe, PE32+ 20->66 dropped 68 C:\ProgramData\...\WinRing0x64.sys, PE32+ 20->68 dropped 70 C:\ProgramData\...\RuntimeBroker.exe, PE32 20->70 dropped 72 2 other malicious files 20->72 dropped 100 Modifies the hosts file 20->100 102 Sample is not signed and drops a device driver 20->102 39 cmd.exe 1 20->39         started        42 cmd.exe 20->42         started        44 cmd.exe 1 20->44         started        46 13 other processes 20->46 104 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 25->104 106 Antivirus detection for dropped file 27->106 108 Multi AV Scanner detection for dropped file 27->108 110 Machine Learning detection for dropped file 27->110 file10 signatures11 process12 signatures13 112 Encrypted powershell cmdline option found 39->112 114 Uses schtasks.exe or at.exe to add and modify task schedules 39->114 116 Uses powercfg.exe to modify the power settings 39->116 48 powershell.exe 5 39->48         started        50 conhost.exe 39->50         started        118 Modifies power options to not sleep / hibernate 42->118 62 7 other processes 42->62 52 conhost.exe 44->52         started        54 schtasks.exe 1 44->54         started        56 conhost.exe 46->56         started        58 conhost.exe 46->58         started        60 conhost.exe 46->60         started        64 23 other processes 46->64 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c2f9fe4b1609463c3897a3813e0c787af7a50d100017c52f91172f6dadb5bdc9/
Threat name:
ByteCode-MSIL.Trojan.Lazy
Create hunting rule
Status:
Malicious
First seen:
2022-12-25 11:45:10 UTC
File Type:
PE (.Net Exe)
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yl474sywbfddyoexuoat4ddypl32kdiqaal4kl4rc4xw3lnvxxeq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/221225-nwp5hsbd94/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
752601f8b3babb619e6e4ad5b89dbae923fc817938a9e7547f513f2a4a62ec21
MD5 hash:
57a97000be4ba29d49465bca0fe4dc7f
SHA1 hash:
01d05d0ae20c48f41cffac02634c0df25a0feab5
Link:
https://www.unpac.me/results/02af5ba9-5310-41dd-98a0-b652dc3ffe78/
SH256 hash:
c2f9fe4b1609463c3897a3813e0c787af7a50d100017c52f91172f6dadb5bdc9
MD5 hash:
c6d73b5ece49beea2dfaae5d15aaf774
SHA1 hash:
a57c01512c78ae42cba8e604ac10e0e0f8dbf286
Link:
https://www.unpac.me/results/02af5ba9-5310-41dd-98a0-b652dc3ffe78/
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/c2f9fe4b1609463c3897a3813e0c787af7a50d100017c52f91172f6dadb5bdc9

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

CoinMiner

Executable exe c2f9fe4b1609463c3897a3813e0c787af7a50d100017c52f91172f6dadb5bdc9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2485513/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2485557/
  
URLhaus
https://urlhaus.abuse.ch/url/2486081/

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