MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 339548732c218088c210056bbce8f7fe71b3beacf8533c58ca88416c681a800c. 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: 15

Intelligence 15 IOCs YARA 22 File information Comments

SHA256 hash:	339548732c218088c210056bbce8f7fe71b3beacf8533c58ca88416c681a800c
SHA3-384 hash:	e88dd0e0173a2b8a9651c798bb59c55288799fd35dc4fb26495db4095b16cf7ca63f975c4c8a6435daf49bdd8af3bca8
SHA1 hash:	3e9409bc5a1a5901a84938422cbff467e8a5b581
MD5 hash:	f81da2268928464e30582786546107a2
humanhash:	neptune-triple-carbon-monkey
File name:	External.exe1
Download:	download sample
Signature	CoinMiner Create hunting rule
File size:	2'201'600 bytes
First seen:	2025-03-10 13:11:58 UTC
Last seen:	2025-03-10 14:23:43 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	02549ff92b49cce693542fc9afb10102 (89 x CoinMiner, 2 x CoinMiner.XMRig, 1 x AgentTesla)
ssdeep	49152:A+K+04+UsQcTz6agSEWmCoZ19UstQ0fBgn4qfekf:24ePTuagtZCo1hJgn4C/f
TLSH	T191A533246365EE07D17610FF1BC3D249E5B2D50607A2D06ECDACE6F4812362FC6763AA
TrID	55.6% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 16.9% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.9% (.ICL) Windows Icons Library (generic) (2059/9) 6.8% (.EXE) OS/2 Executable (generic) (2029/13) 6.7% (.EXE) Generic Win/DOS Executable (2002/3)
Magika	pebin
Reporter	KatzenTech
Tags:	CoinMiner exe

Intelligence

File Origin

# of uploads :

# of downloads :

415

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

External.exe1

Verdict:

No threats detected

Analysis date:

2025-03-11 02:26:36 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/22a354c3-ce1e-47ac-baad-c9ddf968c167

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67cf00f60d1b39e3a208c69d

Tags:

xtreme shell virus

Result

Verdict:

Malware

Maliciousness:

Behaviour

Using the Windows Management Instrumentation requests

DNS request

Creating a service

Launching a service

Loading a system driver

Enabling autorun for a service

Unauthorized injection to a system process

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

masquerade packed packed packer_detected

Link:

https://www.filescan.io/uploads/67cee539b32a56d0c2cf3a99/reports/f11ac62a-0940-475d-a60b-bbced9f651f9/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/339548732c218088c210056bbce8f7fe71b3beacf8533c58ca88416c681a800c

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.

Result

Threat name:

Xmrig

Detection:

malicious

Classification:

evad.mine

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1633734

Signature

Adds a directory exclusion to Windows Defender

Allocates memory in foreign processes

Antivirus / Scanner detection for submitted sample

Changes security center settings (notifications, updates, antivirus, firewall)

Creates a thread in another existing process (thread injection)

Detected Stratum mining protocol

Found direct / indirect Syscall (likely to bypass EDR)

Found strings related to Crypto-Mining

Injects a PE file into a foreign processes

Joe Sandbox ML detected suspicious sample

Loading BitLocker PowerShell Module

Malicious sample detected (through community Yara rule)

Modifies the context of a thread in another process (thread injection)

Multi AV Scanner detection for submitted file

Sample is not signed and drops a device driver

Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet

Sigma detected: Xmrig

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Writes to foreign memory regions

Yara detected Xmrig cryptocurrency miner

Behaviour

Behavior Graph:

Download SVG

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/339548732c218088c210056bbce8f7fe71b3beacf8533c58ca88416c681a800c

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/339548732c218088c210056bbce8f7fe71b3beacf8533c58ca88416c681a800c/

Threat name:

Win64.Trojan.Donut

Status:

Malicious

First seen:

2025-03-10 13:12:17 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

26 of 38 (68.42%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=gokuq4zmegairqqqavv3z2hx7zy3hpvm7bjtywgkrbawy2a2qaga._file

Verdict:

malicious

Label(s):

donut_injector

xmrig

Similar samples:

error

CoinMiner

Result

Malware family:

xmrig

Score:

10/10

Tags:

family:xmrig execution miner

Link:

https://tria.ge/reports/250310-qfmesswvcv/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Drops file in System32 directory

Suspicious use of SetThreadContext

Command and Scripting Interpreter: PowerShell

XMRig Miner payload

Xmrig family

xmrig

Verdict:

Malicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/fad85f4a-33a7-4ea1-b467-7f3ff91d14a9

Unpacked files

SH256 hash:

339548732c218088c210056bbce8f7fe71b3beacf8533c58ca88416c681a800c

MD5 hash:

f81da2268928464e30582786546107a2

SHA1 hash:

3e9409bc5a1a5901a84938422cbff467e8a5b581

Link:

https://www.unpac.me/results/fe4469a7-dc09-4406-b682-3997e3ca9697/

Malware family:

XMRig

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/339548732c21/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

0.74

Link:

https://yomi.yoroi.company/submissions/339548732c218088c210056bbce8f7fe71b3beacf8533c58ca88416c681a800c

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 Create hunting rule
Author:	phoul (@phoul)
Description:	Look for Blowfish constants

Rule name:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

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:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	MacOS_Cryptominer_Xmrig_241780a1 Create hunting rule
Author:	Elastic Security

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 (Nextron Systems)
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:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

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

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	SEH__vectored Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	SHA1_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 constants

Rule name:	SHA512_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants

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:	WHIRLPOOL_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for WhirlPool constants

Rule name:	Windows_Cryptominer_Generic_f53cfb9b Create hunting rule
Author:	Elastic Security

Rule name:	XMRIG_Monero_Miner Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects Monero mining software
Reference:	https://github.com/xmrig/xmrig/releases

Rule name:	xmrig_v1 Create hunting rule
Author:	RandomMalware

File information

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

No further information available

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

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high
CHECK_TRUST_INFO	Requires Elevated Execution (level:requireAdministrator)	high

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	kernel32.dll::CreateProcessA

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