MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f85b6d87dcc12f7904f95f3716b18930c63cb18bd624c1abcbdd9181ba4efc2. 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: 17


Intelligence 17 IOCs YARA 12 File information Comments

SHA256 hash: 4f85b6d87dcc12f7904f95f3716b18930c63cb18bd624c1abcbdd9181ba4efc2
SHA3-384 hash: 6c6a6d4dabbea8fc5375e0a80eed3eecf6f2fa0f9f97f42f66e3e7a1e1a354f5777b3c688ff9b5999d6e4e2d3b33b3cf
SHA1 hash: f9c46c4628aa10eeee7a0cbc9f3b54748994057f
MD5 hash: 9a45b7c102f5f4b05504dad17f775875
humanhash: virginia-cola-double-gee
File name:file
Download: download sample
Signature CoinMiner
File size:4'942'848 bytes
First seen:2025-09-07 04:02:32 UTC
Last seen:2025-10-20 04:09:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f8861a55b03332de97005193e8e4ddf0 (1 x CoinMiner)
ssdeep 98304:+AATYKOKaPuWn0yMxnTq0dKtxaEe+TuVbxinlItUkl5VHfRpIR8sBF:+AYNOKaP30dlTps2BElWU4zR+R8U
TLSH T1D8360253D29F61E5D47AD03882466322FD7178600766AADB826057626F32FF07F7EB20
TrID 49.9% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
31.8% (.EXE) Win64 Executable (generic) (10522/11/4)
6.1% (.EXE) OS/2 Executable (generic) (2029/13)
6.0% (.EXE) Generic Win/DOS Executable (2002/3)
6.0% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter Bitsight
Tags:CoinMiner dropped-by-amadey exe


Avatar
Bitsight
url: http://178.16.54.200/files/5968325780/oXYUkcZ.exe

Intelligence


File Origin
# of uploads :
26
# of downloads :
79
Origin country :
US US
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
Items.js
Verdict:
Malicious activity
Analysis date:
2025-08-30 15:25:36 UTC
Tags:
susp-powershell ipfs phishing massbass auto-reg auto-startup remote xworm stealer ms-smartcard evasion loader pastebin telegram exfiltration upx salatstealer golang miner amadey botnet winring0-sys vuln-driver auto-sch

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
92.5%
Tags:
emotet xmrig
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Running batch commands
Launching a process
Creating a service
Creating a file
Launching a service
Creating a process from a recently created file
Creating a file in the Windows subdirectories
Searching for synchronization primitives
Creating a file in the system32 subdirectories
Enabling autorun for a service
Adding an exclusion to Microsoft Defender
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug coinminer obfuscated packed packed packer_detected threat
Verdict:
Malicious
Labled as:
Generik.MXBOKMI potentially unwanted application
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-08-23T07:05:00Z UTC
Last seen:
2025-08-23T07:05:00Z UTC
Hits:
~100
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Threat name:
Win64.Trojan.Nekark
Status:
Malicious
First seen:
2025-08-23 04:02:53 UTC
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:xmrig defense_evasion execution miner persistence upx
Behaviour
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Launches sc.exe
Drops file in System32 directory
Suspicious use of SetThreadContext
UPX packed file
Power Settings
Executes dropped EXE
Command and Scripting Interpreter: PowerShell
Creates new service(s)
Stops running service(s)
XMRig Miner payload
Xmrig family
xmrig
Unpacked files
SH256 hash:
4f85b6d87dcc12f7904f95f3716b18930c63cb18bd624c1abcbdd9181ba4efc2
MD5 hash:
9a45b7c102f5f4b05504dad17f775875
SHA1 hash:
f9c46c4628aa10eeee7a0cbc9f3b54748994057f
Detections:
win_svcready_a0
SH256 hash:
11bd2c9f9e2397c9a16e0990e4ed2cf0679498fe0fd418a3dfdac60b5c160ee5
MD5 hash:
0c0195c48b6b8582fa6f6373032118da
SHA1 hash:
d25340ae8e92a6d29f599fef426a2bc1b5217299
Detections:
PUA_VULN_Driver_Openlibsysorg_Winringsys_Winring_11BD
SH256 hash:
39261576b3d997d7623928381595dd6d15f686d8e286c53013e59e5a7e16668d
MD5 hash:
4edd77adfcf2a168ab0274621dcb1546
SHA1 hash:
fa413a25d2164bff0da8c0f1ba7eb5dd44a57408
Detections:
win_svcready_a0
Please note that we are no longer able to provide a coverage score for Virus Total.

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:BLOWFISH_Constants
Author:phoul (@phoul)
Description:Look for Blowfish constants
Rule name:CP_AllMal_Detector
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:CP_Script_Inject_Detector
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__QueryInfo
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Rule name:SHA512_Constants
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:ThreadControl__Context
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:upxHook
Author:@r3dbU7z
Description:Detect artifacts from 'upxHook' - modification of UPX packer
Reference:https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/
Rule name:WHIRLPOOL_Constants
Author:phoul (@phoul)
Description:Look for WhirlPool constants
Rule name:Windows_Generic_Threat_e8abb835
Author:Elastic Security

File information


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

Web download

CoinMiner

Executable exe 4f85b6d87dcc12f7904f95f3716b18930c63cb18bd624c1abcbdd9181ba4efc2

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download

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