MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7003243c5877b13542a2758df70ab6f773199cc6ada119bdb9700adf717926e. 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: 12


Intelligence 12 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b7003243c5877b13542a2758df70ab6f773199cc6ada119bdb9700adf717926e
SHA3-384 hash: badd6ff7eba85fdd7d75c7a702c4bc346c25e272965f04c9d6f2a27b53953d1f149e061eff44b93ffa234d120f1f07ca
SHA1 hash: 6c0a92f65106cd77672414038d51dc99404a4a82
MD5 hash: 313a213071db7bf5b8ac797a49d39a4c
humanhash: vermont-jig-cold-yellow
File name:file.exe
Download: download sample
Signature CoinMiner
Create hunting rule
File size:13'898'952 bytes
First seen:2023-06-15 00:07:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 35a81d16af9f2ba6d515f11152d0364b (57 x CoinMiner, 2 x CobaltStrike)
ssdeep 196608:2gTX24UQde9XR0IrM0rlRpl6uflQMh5o3CRLosZ7T48+z:2gSVRcqhD8QJfA
TLSH T1AFE6CFE2ADA42A4FC47CE37AE450A57A178ABC6A1F12EE4BD1C073756393C851F0C749
TrID 41.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
26.1% (.EXE) Win64 Executable (generic) (10523/12/4)
12.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.1% (.ICL) Windows Icons Library (generic) (2059/9)
5.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon c8e6eae6a292c2ce (2 x RedLineStealer, 1 x ClipBanker, 1 x CoinMiner)
Reporter Chainskilabs
Tags:CoinMiner exe signed

Code Signing Certificate

Organisation:ASUS ROG Phone 5s 12/256GB Black (All Lang)
Issuer:ASUS ROG Phone 5s 12/256GB Black (All Lang)
Algorithm:sha1WithRSAEncryption
Valid from:2023-06-11T10:08:03Z
Valid to:2033-06-12T10:08:03Z
Serial number: 4b0d3adf1fcb6d9e4a7a306cfb5dd155
Intelligence: 2 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: 04b9ae29962ef125914e1c8d7fbd934e9a1eb6760333ce8a0af1b6ece3762ad4
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
320
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file.exe
Verdict:
Malicious activity
Analysis date:
2023-06-15 00:09:18 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/27543a99-192a-40e8-8303-9b30421d7d7e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Variant.Tedy.382970.26984.3389.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for analyzing tools
Searching for the window
Using the Windows Management Instrumentation requests
Running batch commands
Launching a process
Creating a file in the Program Files subdirectories
Creating a process from a recently created file
Changing the hosts file
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed packed
Link:
https://www.filescan.io/uploads/648a566375931fcf7f14b3aa/reports/503ff686-a52d-421a-be3d-4b80dfce0835/overview
Verdict:
Malicious
Labled as:
Tedy.Generic
Link:
https://www.hybrid-analysis.com/sample/b7003243c5877b13542a2758df70ab6f773199cc6ada119bdb9700adf717926e
Result
Verdict:
MALICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/af08ee56-9ba6-4d2f-a198-b4e532c9b4f8
Result
Threat name:
Xmrig
Create hunting rule
Detection:
malicious
Classification:
adwa.spyw.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1254960
Signature
Adds a directory exclusion to Windows Defender
Creates files in the system32 config directory
Found hidden mapped module (file has been removed from disk)
Hides threads from debuggers
Injects code into the Windows Explorer (explorer.exe)
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies power options to not sleep / hibernate
Modifies the context of a thread in another process (thread injection)
Modifies the hosts file
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Protects its processes via BreakOnTermination flag
Query firmware table information (likely to detect VMs)
Sample is not signed and drops a device driver
Sigma detected: Stop multiple services
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to evade debugger and weak emulator (self modifying code)
Uses powercfg.exe to modify the power settings
Writes to foreign memory regions
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 887980 Sample: file.exe Startdate: 15/06/2023 Architecture: WINDOWS Score: 100 52 Malicious sample detected (through community Yara rule) 2->52 54 Multi AV Scanner detection for dropped file 2->54 56 Multi AV Scanner detection for submitted file 2->56 58 7 other signatures 2->58 6 updater.exe 4 2->6         started        10 file.exe 1 2->10         started        12 cmd.exe 1 2->12         started        14 9 other processes 2->14 process3 file4 36 C:\Windows\Temp\rdnwrkfxnubn.tmp, PE32+ 6->36 dropped 38 C:\Program Filesbehaviorgraphoogle\Libs\WR64.sys, PE32+ 6->38 dropped 60 Query firmware table information (likely to detect VMs) 6->60 62 Protects its processes via BreakOnTermination flag 6->62 64 Injects code into the Windows Explorer (explorer.exe) 6->64 78 6 other signatures 6->78 16 explorer.exe 6->16         started        20 conhost.exe 6->20         started        40 C:\Program Filesbehaviorgraphoogle\Chrome\updater.exe, PE32+ 10->40 dropped 42 C:\Windows\System32\drivers\etc\hosts, ASCII 10->42 dropped 66 Modifies the hosts file 10->66 68 Tries to evade debugger and weak emulator (self modifying code) 10->68 70 Adds a directory exclusion to Windows Defender 10->70 72 Uses powercfg.exe to modify the power settings 12->72 74 Modifies power options to not sleep / hibernate 12->74 22 conhost.exe 12->22         started        24 sc.exe 1 12->24         started        32 4 other processes 12->32 76 Creates files in the system32 config directory 14->76 26 conhost.exe 14->26         started        28 conhost.exe 14->28         started        30 conhost.exe 14->30         started        34 19 other processes 14->34 signatures5 process6 dnsIp7 44 xmr.2miners.com 162.19.139.184, 12222, 49703 CENTURYLINK-US-LEGACY-QWESTUS United States 16->44 46 System process connects to network (likely due to code injection or exploit) 16->46 48 Query firmware table information (likely to detect VMs) 16->48 50 Adds a directory exclusion to Windows Defender 20->50 signatures8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b7003243c5877b13542a2758df70ab6f773199cc6ada119bdb9700adf717926e/
Threat name:
Win64.Trojan.Casdet
Create hunting rule
Status:
Malicious
First seen:
2023-06-14 00:40:01 UTC
File Type:
PE+ (Exe)
Extracted files:
4
AV detection:
20 of 37 (54.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w4adeq6fq55rgvbke5mn64fln53tdgomnlnbdg63s4ak35yxsjxa._file
Verdict:
malicious
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:xmrig evasion miner themida trojan
Link:
https://tria.ge/reports/230615-aewn3seb47/
Behaviour
Creates scheduled task(s)
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Drops file in Program Files directory
Launches sc.exe
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Themida packer
Checks BIOS information in registry
Executes dropped EXE
Loads dropped DLL
Drops file in Drivers directory
Stops running service(s)
Identifies VirtualBox via ACPI registry values (likely anti-VM)
XMRig Miner payload
Suspicious use of NtCreateUserProcessOtherParentProcess
xmrig
Unpacked files
SH256 hash:
b7003243c5877b13542a2758df70ab6f773199cc6ada119bdb9700adf717926e
MD5 hash:
313a213071db7bf5b8ac797a49d39a4c
SHA1 hash:
6c0a92f65106cd77672414038d51dc99404a4a82
Link:
https://www.unpac.me/results/8a743c33-b469-4435-9e1f-da960c6e3e60/
Malware family:
XMRig
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b7003243c587/report/overview.html
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/b7003243c5877b13542a2758df70ab6f773199cc6ada119bdb9700adf717926e

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:HeavensGate
Create hunting rule
Author:kevoreilly
Description:Heaven's Gate: Switch from 32-bit to 64-mode
Rule name:INDICATOR_EXE_Packed_Themida
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with Themida
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits

File information

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

Web download

CoinMiner

Executable exe b7003243c5877b13542a2758df70ab6f773199cc6ada119bdb9700adf717926e

(this sample)

  
Delivery method
Distributed via web download

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