MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 34b0b490751879a18fdc5f93d46b773c57da8e889799fbc06de13a2e071ed98d. 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 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 34b0b490751879a18fdc5f93d46b773c57da8e889799fbc06de13a2e071ed98d
SHA3-384 hash: 789e7b1dc5b2ddb571b76fa6eceada4cfb147f780627c42e558913e2453673657817b6b56522e33e371fa5246dac0288
SHA1 hash: 492b85f4be06e7d56fb7199c616242235ffb5a8a
MD5 hash: 82e133f8652fe05dc30eede7009256d8
humanhash: beryllium-johnny-sad-stream
File name:82e133f8652fe05dc30eede7009256d8
Download: download sample
Signature CoinMiner
Create hunting rule
File size:8'295'792 bytes
First seen:2021-12-15 09:35:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash dc12932426806b6b47a373d7ae42c21d (12 x CoinMiner, 1 x StealeriumStealer)
ssdeep 196608:JppQS3rZajjNG3YQsG3ZQY27rFPIuaw8cJNpmo63:JpppwE3Y7EiKUpUo63
Threatray 84 similar samples on MalwareBazaar
TLSH T17786338B8BB81409C076F4B158760F107B33E51837069C9B1C9F96E75EDE96F4702ABA
Reporter zbetcheckin
Tags:CoinMiner exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
180
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
82e133f8652fe05dc30eede7009256d8
Verdict:
No threats detected
Analysis date:
2021-12-15 10:28:55 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/10e734a3-f65f-4aaf-bd75-2897979c20cb

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/214268/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.38279897.15143.5924.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Creating a file in the %AppData% subdirectories
Creating a file in the Windows subdirectories
Creating a process from a recently created file
Creating a file in the system32 subdirectories
Forced system process termination
Сreating synchronization primitives
Creating a process with a hidden window
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Setting browser functions hooks
Possible injection to a system process
Searching for analyzing tools
Searching for the window
DNS request
Launching a process
Using the Windows Management Instrumentation requests
Running batch commands
Sending a custom TCP request
Unauthorized injection to a recently created process
Unauthorized injection to a system process
Enabling autorun by creating a file
Using obfuscated Powershell scripts
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  0/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/2111/overview
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm overlay packed
Link:
https://www.filescan.io/uploads/61b9b70adbe06b75d7be4409/reports/c4ff68c7-7cf5-4297-9faf-84dcc60c8c13/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.
Malware family:
CoinMiner
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5bfcdd9c-e2d5-4205-bfa3-487c425c3c59
Result
Threat name:
Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/907770
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Allocates memory in foreign processes
Changes security center settings (notifications, updates, antivirus, firewall)
Creates a thread in another existing process (thread injection)
Creates files in the system32 config directory
Detected unpacking (changes PE section rights)
Found strings related to Crypto-Mining
Found suspicious powershell code related to unpacking or dynamic code loading
Hooks files or directories query functions (used to hide files and directories)
Hooks processes query functions (used to hide processes)
Hooks registry keys query functions (used to hide registry keys)
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Obfuscated command line found
PE file contains section with special chars
Query firmware table information (likely to detect VMs)
Sample is not signed and drops a device driver
Sigma detected: Suspicious Svchost Process
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Uses nslookup.exe to query domains
Uses schtasks.exe or at.exe to add and modify task schedules
Very long command line found
Writes to foreign memory regions
Yara detected PersistenceViaHiddenTask
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 540245 Sample: EoYOsua3Ky Startdate: 15/12/2021 Architecture: WINDOWS Score: 100 74 Malicious sample detected (through community Yara rule) 2->74 76 Multi AV Scanner detection for submitted file 2->76 78 Yara detected Xmrig cryptocurrency miner 2->78 80 11 other signatures 2->80 8 EoYOsua3Ky.exe 5 2->8         started        12 powershell.exe 20 2->12         started        14 ProfileUpdater64.exe 3 2->14         started        16 8 other processes 2->16 process3 dnsIp4 64 C:\Users\user\...\ProfileUpdater64.exe, PE32+ 8->64 dropped 66 C:\...\ProfileUpdater64.exe:Zone.Identifier, ASCII 8->66 dropped 68 C:\Users\user\AppData\...oYOsua3Ky.exe.log, ASCII 8->68 dropped 100 Detected unpacking (changes PE section rights) 8->100 102 Uses nslookup.exe to query domains 8->102 104 Writes to foreign memory regions 8->104 118 2 other signatures 8->118 19 cmd.exe 8->19         started        21 cmd.exe 1 8->21         started        24 nslookup.exe 2 2 8->24         started        26 svchost.exe 8->26         started        106 Creates files in the system32 config directory 12->106 108 Modifies the context of a thread in another process (thread injection) 12->108 110 Found suspicious powershell code related to unpacking or dynamic code loading 12->110 28 dllhost.exe 12->28         started        30 conhost.exe 12->30         started        112 Multi AV Scanner detection for dropped file 14->112 114 Tries to detect virtualization through RDTSC time measurements 14->114 70 127.0.0.1 unknown unknown 16->70 116 Changes security center settings (notifications, updates, antivirus, firewall) 16->116 32 conhost.exe 16->32         started        34 MpCmdRun.exe 16->34         started        file5 signatures6 process7 signatures8 36 ProfileUpdater64.exe 19->36         started        40 conhost.exe 19->40         started        82 Uses schtasks.exe or at.exe to add and modify task schedules 21->82 42 conhost.exe 21->42         started        44 schtasks.exe 1 21->44         started        84 Tries to detect sandboxes and other dynamic analysis tools (window names) 24->84 86 Writes to foreign memory regions 28->86 88 Creates a thread in another existing process (thread injection) 28->88 90 Injects a PE file into a foreign processes 28->90 process9 file10 60 C:\Users\user\AppData\...\sihost64.exe, PE32+ 36->60 dropped 62 C:\Users\user\AppData\Roaming\...\WR64.sys, PE32+ 36->62 dropped 92 Uses nslookup.exe to query domains 36->92 94 Writes to foreign memory regions 36->94 96 Allocates memory in foreign processes 36->96 98 3 other signatures 36->98 46 nslookup.exe 36->46         started        50 sihost64.exe 36->50         started        52 winlogon.exe 42->52 injected 54 lsass.exe 42->54 injected 56 svchost.exe 42->56 injected 58 2 other processes 42->58 signatures11 process12 dnsIp13 72 usapolice.ydns.eu 131.153.76.130, 443, 49783 PHOENIXNAP-AS-SG1PhoenixNAPSG United States 46->72 120 Query firmware table information (likely to detect VMs) 46->120 122 Multi AV Scanner detection for dropped file 50->122 signatures14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/34b0b490751879a18fdc5f93d46b773c57da8e889799fbc06de13a2e071ed98d/
Threat name:
Win64.Trojan.Tasker
Create hunting rule
Status:
Malicious
First seen:
2021-12-14 16:02:45 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
14 of 45 (31.11%)
Threat level:
  5/5
Verdict:
malicious
Similar samples:
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89c098f195e0becb85dbdba2a1f03a2a69081dc6c6364c3c0d4cef5cafc5bab2
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CoinMiner
+ 74 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:xmrig evasion miner
Link:
https://tria.ge/reports/211215-lkw3ksabcq/
Behaviour
Creates scheduled task(s)
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Windows directory
Drops file in System32 directory
Suspicious use of SetThreadContext
Checks BIOS information in registry
Loads dropped DLL
Executes dropped EXE
XMRig Miner Payload
Modifies security service
Suspicious use of NtCreateProcessExOtherParentProcess
Suspicious use of NtCreateUserProcessOtherParentProcess
xmrig
Unpacked files
SH256 hash:
34b0b490751879a18fdc5f93d46b773c57da8e889799fbc06de13a2e071ed98d
MD5 hash:
82e133f8652fe05dc30eede7009256d8
SHA1 hash:
492b85f4be06e7d56fb7199c616242235ffb5a8a
Link:
https://www.unpac.me/results/8d7f41b8-3d24-4330-8e81-dcb545fc52e1/
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/34b0b490751879a18fdc5f93d46b773c57da8e889799fbc06de13a2e071ed98d

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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE).
Rule name:INDICATOR_KB_CERT_62e745e92165213c971f5c490aea12a5
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates

File information

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

Web download

CoinMiner

Executable exe 34b0b490751879a18fdc5f93d46b773c57da8e889799fbc06de13a2e071ed98d

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1887220/
Cape
Cape
https://www.capesandbox.com/analysis/214268/

Comments


Avatar
zbet commented on 2021-12-15 09:35:28 UTC

url : hxxp://coin-coin-data-6.com/files/5516_1639478745_2959.exe