MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1c49fcfa6c8b0e513c7b3bc7e9994d801e307c376f3ca2bdb9f374a51ef19f6. 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: 11


Intelligence 11 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b1c49fcfa6c8b0e513c7b3bc7e9994d801e307c376f3ca2bdb9f374a51ef19f6
SHA3-384 hash: 5ba53f9f6c205e71c23c0d5cc7823b6d68674293724bb507a48ef20fd18c1a9bdee6c77f75ce4653396475018b94f3d4
SHA1 hash: 06d1988f308245688c337c1e4751cf3c262a02ba
MD5 hash: 27b284fab61afb4e351edbcbd930aa3f
humanhash: california-kentucky-fanta-item
File name:file
Download: download sample
Signature CoinMiner
Create hunting rule
File size:1'735'952 bytes
First seen:2022-11-04 21:44:20 UTC
Last seen:2022-11-05 07:15:52 UTC
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 49152:PvKK9gn45q8P+D48aQ5QhRPjkNtJeLHkJkQ:PWoetJeDE
TLSH T1C4855A56BC821EE2CE6A01F2D1E21B08DE30CC9E1B58C47536CFD7EB675D1CA694B186
TrID 44.4% (.EXE) Win64 Executable (generic) (10523/12/4)
21.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.EXE) Win16/32 Executable Delphi generic (2072/23)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Reporter andretavare5
Tags:CoinMiner exe signed

Code Signing Certificate

Organisation:HDD Toshiba X SATA-III 10Tb HDWG460EZSTA N300 (7200rpm) 4096Mb 3.5 Rtl
Issuer:HDD Toshiba X SATA-III 10Tb HDWG460EZSTA N300 (7200rpm) 4096Mb 3.5 Rtl
Algorithm:sha1WithRSAEncryption
Valid from:2022-11-03T11:54:57Z
Valid to:2032-11-04T11:54:57Z
Serial number: 49b34d4c1628e18f4e07ec044ab793e4
Intelligence: 2 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: e5b5553f22b4b18a3f6f6cb3153b963421992a0ccffa9fe17aebbeb1495a9080
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform


Avatar
andretavare5
Sample downloaded from https://vk.com/doc759438714_648959017?hash=NTzOP0YbGqgCwoI2oN7ayPgHqD4gsWcvW9P7cZct0ag&dl=G42TSNBTHA3TCNA:1667592735:PUyhEnJezbQJdsPn7ZJQPkAezrA8rACjfEBz36x9ibo&api=1&no_preview=1#11

Intelligence

File Origin
# of uploads :
9
# of downloads :
195
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
No threats detected
Analysis date:
2022-11-04 21:47:28 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/445eb3ce-e1f7-4f08-bd3d-b0c2e5b06b72

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/328835/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file
Creating a file in the %temp% directory
Running batch commands
Enabling the 'hidden' option for recently created files
Launching a process
Creating a process from a recently created file
Creating a process with a hidden window
Creating a window
Using the Windows Management Instrumentation requests
Sending an HTTP POST request
Searching for synchronization primitives
DNS request
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/636587dfd8b92f0ee64c58c2/reports/2703fcf0-cca8-4146-bdb4-7f34998b2a4f/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/7cbe4d3f-6d1e-4965-9902-e4ac12543e39
Result
Threat name:
Xmrig
Create hunting rule
Detection:
malicious
Classification:
evad.mine
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1105823
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Antivirus detection for URL or domain
DNS related to crypt mining pools
Found strings related to Crypto-Mining
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 738492 Sample: file.exe Startdate: 04/11/2022 Architecture: WINDOWS Score: 88 24 xmr-eu1.nanopool.org 2->24 26 Malicious sample detected (through community Yara rule) 2->26 28 Antivirus detection for URL or domain 2->28 30 Yara detected Xmrig cryptocurrency miner 2->30 32 5 other signatures 2->32 8 file.exe 7 2->8         started        signatures3 process4 file5 20 C:\ProgramData\AppsWin\DBJYPFS.exe, PE32+ 8->20 dropped 22 C:\Users\user\AppData\Local\...\file.exe.log, CSV 8->22 dropped 11 cmd.exe 1 8->11         started        process6 process7 13 DBJYPFS.exe 11->13         started        16 conhost.exe 11->16         started        18 timeout.exe 1 11->18         started        signatures8 34 Machine Learning detection for dropped file 13->34
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b1c49fcfa6c8b0e513c7b3bc7e9994d801e307c376f3ca2bdb9f374a51ef19f6/
Threat name:
ByteCode-MSIL.Trojan.Heracles
Create hunting rule
Status:
Malicious
First seen:
2022-11-04 21:45:12 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
20
AV detection:
12 of 42 (28.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=whcj7t5gzcyoke6hwo6h5gmu3aa6gb6do3z4uk63t43uuuppdh3a._file
Verdict:
malicious
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:xmrig miner
Link:
https://tria.ge/reports/221104-1l2rsadcar/
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:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/4afc0bfd-afee-4b58-99f5-8412f03473ef
Unpacked files
SH256 hash:
b1c49fcfa6c8b0e513c7b3bc7e9994d801e307c376f3ca2bdb9f374a51ef19f6
MD5 hash:
27b284fab61afb4e351edbcbd930aa3f
SHA1 hash:
06d1988f308245688c337c1e4751cf3c262a02ba
Link:
https://www.unpac.me/results/3eb1ffd8-ad34-4976-9648-dd8954c24c20/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b1c49fcfa6c8/report/overview.html
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/b1c49fcfa6c8b0e513c7b3bc7e9994d801e307c376f3ca2bdb9f374a51ef19f6

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:MacOS_Cryptominer_Generic_333129b7
Create hunting rule
Rule name:MacOS_Cryptominer_Xmrig_241780a1
Create hunting rule
Rule name:MALWARE_Win_CoinMiner02
Create hunting rule
Author:ditekSHen
Description:Detects coinmining malware
Rule name:MAL_XMR_Miner_May19_1
Create hunting rule
Author:Florian Roth
Description:Detects Monero Crypto Coin Miner
Reference:https://www.guardicore.com/2019/05/nansh0u-campaign-hackers-arsenal-grows-stronger/
Rule name:MAL_XMR_Miner_May19_1_RID2E1B
Create hunting rule
Author:Florian Roth
Description:Detects Monero Crypto Coin Miner
Reference:https://www.guardicore.com/2019/05/nansh0u-campaign-hackers-arsenal-grows-stronger/
Rule name:rig_win64_xmrig_6_13_1_xmrig
Create hunting rule
Author:yarGen Rule Generator
Description:rig_win64 - file xmrig.exe
Reference:https://github.com/Neo23x0/yarGen

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
Cape
Cape
https://www.capesandbox.com/analysis/328835/

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