MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6d77f5f7cc0c452e0545f319077f672a76708d0e2b890f171d94d10518c2b9d6. 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


SilentCryptoMiner


Vendor detections: 15


Intelligence 15 IOCs YARA 24 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6d77f5f7cc0c452e0545f319077f672a76708d0e2b890f171d94d10518c2b9d6
SHA3-384 hash: 94bb3e63408b889e60e1ffd8f3b9bc08dc79e6386bc5abafbdfedc22f3315660fcc2bfec55f37998bfecda11e5e79ef1
SHA1 hash: 7198d1ba8b0ce7742525cf5af961fb13494f6b19
MD5 hash: 79dda151fafdc3b2bf29ed0a97d340ad
humanhash: princess-november-enemy-uranus
File name:79dda151fafdc3b2bf29ed0a97d340ad.exe
Download: download sample
Signature SilentCryptoMiner
Create hunting rule
File size:1'857'536 bytes
First seen:2025-07-07 13:35:29 UTC
Last seen:2025-07-07 15:17:07 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash df9a7bc1c6c6cd97d04c3762fdde6719 (18 x CoinMiner, 2 x CoinMiner.XMRig, 1 x PripyatMiner)
ssdeep 49152:/QMI7WfkYJlI0uiG7Snsep2X5qDwzcrm6+/X3YInlJqEGoQH:/fVlG/4snEUzcr7+/nYIGPH
Threatray 196 similar samples on MalwareBazaar
TLSH T1008512F621ABC5F8C26E6D3E73FB3034BDF869FAA1354BB4135D62182D56418AC48325
TrID 41.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
26.1% (.EXE) Win64 Executable (generic) (10522/11/4)
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)
Magika pebin
Reporter abuse_ch
Tags:exe SilentCryptoMiner

Intelligence

File Origin
# of uploads :
3
# of downloads :
37
Origin country :
SE SE
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
https://files.catbox.moe/2to1ep.bin
Verdict:
Malicious activity
Analysis date:
2025-07-08 01:57:57 UTC
Tags:
fileshare loader python amadey remcos rat sliver backdoor havoc framework github botnet stealer lumma auto generic smoke metasploit purelogs purecrypter dbatloader njrat phorpiex remote gh0st valley masslogger miner snake keylogger evasion koistealer networm amus sality asyncrat modiloader telegram blankgrabber bladabindi donutloader neshta redline metastealer agenttesla pyinstaller aurotunstealer coinminer aurotun vidar ransomware sage xworm bazaloader quasar formbook pythonstealer smokeloader phishing delphi emmenhtal meterpreter payload exfiltration ftp lokibot clickfix possible-phishing discord websocket darkcomet xred nanocore quasarrat gh0strat
Link:
https://app.any.run/tasks/93a37679-21aa-4bae-bafb-de4df4436d67

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/12689/
Detection(s):
SecuriteInfo.com.Heur.Whisperer.1.0000004000.23049.14532.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=686bcd5c900df8e7f8683919
Tags:
virus spawn
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Creating a file in the %temp% directory
Creating a process from a recently created file
Running batch commands
Creating a file in the Windows subdirectories
Creating a file in the system32 subdirectories
Forced system process termination
Сreating synchronization primitives
Deleting a recently created file
Replacing files
Searching for synchronization primitives
Setting browser functions hooks
Possible injection to a system process
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Unauthorized injection to a system process
Using obfuscated Powershell scripts
Unauthorized injection to a browser process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context anti-debug packed packed
Link:
https://www.filescan.io/uploads/686bcd59469cec4249ace2f6/reports/ff8a757b-96fb-47e5-8eda-b58b44fc9384/overview
Verdict:
Malicious
Labled as:
Whisperer.1.Generic
Link:
https://www.hybrid-analysis.com/sample/6d77f5f7cc0c452e0545f319077f672a76708d0e2b890f171d94d10518c2b9d6
Malware family:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f9a7fbb5-d88e-4cf1-9bf2-c0bdd7a401ee
Result
Threat name:
SilentCrypto Miner
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1730111
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to compare user and computer (likely to detect sandboxes)
Contains functionality to inject code into remote processes
Creates a thread in another existing process (thread injection)
Found direct / indirect Syscall (likely to bypass EDR)
Found hidden mapped module (file has been removed from disk)
Found stalling execution ending in API Sleep call
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
Injects code into the Windows Explorer (explorer.exe)
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Maps a DLL or memory area into another process
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
Self deletion via cmd or bat file
Sigma detected: Invoke-Obfuscation CLIP+ Launcher
Sigma detected: Invoke-Obfuscation VAR+ Launcher
Sigma detected: Potential PowerShell Command Line Obfuscation
Sigma detected: Potential WinAPI Calls Via CommandLine
Sigma detected: Potentially Suspicious PowerShell Child Processes
Suspicious powershell command line found
Uses Register-ScheduledTask to add task schedules
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected PersistenceViaHiddenTask
Yara detected SilentCrypto Miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1730111 Sample: bMbOxiDNSB.exe Startdate: 07/07/2025 Architecture: WINDOWS Score: 100 66 Antivirus detection for dropped file 2->66 68 Antivirus / Scanner detection for submitted sample 2->68 70 Multi AV Scanner detection for submitted file 2->70 72 16 other signatures 2->72 7 powershell.exe 15 2->7         started        10 bMbOxiDNSB.exe 4 2->10         started        13 updater.exe 2 2->13         started        15 6 other processes 2->15 process3 file4 76 Writes to foreign memory regions 7->76 78 Modifies the context of a thread in another process (thread injection) 7->78 80 Injects a PE file into a foreign processes 7->80 17 dllhost.exe 7->17         started        20 conhost.exe 7->20         started        50 C:\Users\user\AppData\Roaming\...\updater.exe, PE32+ 10->50 dropped 52 C:\Users\user\AppData\Local\...\anzrczek.tmp, PE32+ 10->52 dropped 82 Suspicious powershell command line found 10->82 84 Self deletion via cmd or bat file 10->84 86 Found hidden mapped module (file has been removed from disk) 10->86 88 Found direct / indirect Syscall (likely to bypass EDR) 10->88 22 powershell.exe 15 10->22         started        24 dialer.exe 2 10->24         started        90 Antivirus detection for dropped file 13->90 92 Multi AV Scanner detection for dropped file 13->92 94 Maps a DLL or memory area into another process 13->94 26 dialer.exe 13->26         started        96 Uses schtasks.exe or at.exe to add and modify task schedules 15->96 98 Loading BitLocker PowerShell Module 15->98 28 WMIC.exe 1 15->28         started        30 conhost.exe 15->30         started        32 conhost.exe 15->32         started        34 5 other processes 15->34 signatures5 process6 signatures7 58 Found stalling execution ending in API Sleep call 17->58 60 Injects code into the Windows Explorer (explorer.exe) 17->60 62 Contains functionality to inject code into remote processes 17->62 64 4 other signatures 17->64 36 lsass.exe 17->36 injected 39 svchost.exe 17->39 injected 42 svchost.exe 17->42         started        48 28 other processes 17->48 44 conhost.exe 22->44         started        46 schtasks.exe 1 22->46         started        process8 dnsIp9 74 Writes to foreign memory regions 36->74 54 192.168.2.16 unknown unknown 39->54 56 127.0.0.1 unknown unknown 42->56 signatures10
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6d77f5f7cc0c452e0545f319077f672a76708d0e2b890f171d94d10518c2b9d6
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) Win 64 Exe x64
Link:
https://app.malva.re/file/79dda151fafdc3b2bf29ed0a97d340ad
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6d77f5f7cc0c452e0545f319077f672a76708d0e2b890f171d94d10518c2b9d6/
Threat name:
Win64.Trojan.Whisperer
Create hunting rule
Status:
Malicious
First seen:
2025-07-07 01:24:32 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
28 of 38 (73.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nv37l56mbrcs4bkf6mmqo73hfj3hbdiofoeq6fy5stiqkggcxhla._file
Verdict:
malicious
Label(s):
r77
Create hunting rule
Similar samples:
51b3d59d59b618ade2fa6c244a0055219e718d32aaacbc61bf7ab964d0059b51
SilentCryptoMiner
58c06312c4b8a6e6e68873da9afe2a79a486e16a2d764f7268880ae27bf0d8be
SilentCryptoMiner
6035a71af879b41ae019d0545fca39ccc66f97ba5fc594f4bbad0076721ad89c
SilentCryptoMiner
6d77f5f7cc0c452e0545f319077f672a76708d0e2b890f171d94d10518c2b9d6
SilentCryptoMiner
8ce939e78f764da1da27154cc2c2b9ead8c4fd9c3954958bde1f2afa423dd218
SilentCryptoMiner
ac08903be48df04ee8b744c61a65c8003af729943049cb4d04870854686c93ca
SilentCryptoMiner
b15ea3865cbdbddb7cf1bd10e70177676c70c8b212d063e55a9bb17aa1cfa661
SilentCryptoMiner
e84fe903559b6d7048d69e0e4a7136236fa35dbd3591670de54ea81cec31a480
SilentCryptoMiner
error
SilentCryptoMiner
+ 186 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery execution persistence
Link:
https://tria.ge/reports/250707-qwed5asnt8/
Behaviour
Checks processor information in registry
Detects videocard installed
Enumerates system info in registry
Modifies data under HKEY_USERS
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
System Location Discovery: System Language Discovery
Drops file in System32 directory
Suspicious use of SetThreadContext
Command and Scripting Interpreter: PowerShell
Executes dropped EXE
Sets service image path in registry
Suspicious use of NtCreateUserProcessOtherParentProcess
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5ea49833-56fd-4d38-b096-3178f7b59730
Unpacked files
SH256 hash:
6d77f5f7cc0c452e0545f319077f672a76708d0e2b890f171d94d10518c2b9d6
MD5 hash:
79dda151fafdc3b2bf29ed0a97d340ad
SHA1 hash:
7198d1ba8b0ce7742525cf5af961fb13494f6b19
Link:
https://www.unpac.me/results/e4702573-60c4-4561-8a3b-5f75337dd0c9/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.72
Link:
https://yomi.yoroi.company/submissions/6d77f5f7cc0c452e0545f319077f672a76708d0e2b890f171d94d10518c2b9d6

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__MemoryWorkingSet
Create hunting rule
Author:Fernando Mercês
Description:Anti-debug process memory working set size check
Reference:http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:Indicator_MiniDumpWriteDump
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects PE files and PowerShell scripts that use MiniDumpWriteDump either through direct imports or string references
Rule name:MALWARE_Win_R77
Create hunting rule
Author:ditekSHen
Description:Detects r77 rootkit
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Windows_Rootkit_R77_d0367e28
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/elastic-security-labs-steps-through-the-r77-rootkit

File information

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

Web download

SilentCryptoMiner

Executable exe 6d77f5f7cc0c452e0545f319077f672a76708d0e2b890f171d94d10518c2b9d6

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3578232/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/12689/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high
CHECK_TRUST_INFORequires Elevated Execution (uiAccess:None)high
Reviews
IDCapabilitiesEvidence
WIN_BASE_APIUses Win Base APIKERNEL32.dll::GetStartupInfoW

Comments