MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3e939dbf512b6f20ccd2c7c4864728bb63e98cdaf6df45791cc9e1d1cc9ea814. 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: 13

Intelligence 13 IOCs 1 YARA File information Comments

SHA256 hash:	3e939dbf512b6f20ccd2c7c4864728bb63e98cdaf6df45791cc9e1d1cc9ea814
SHA3-384 hash:	9cc42d7d85c41f0b794716fd9d6a69057ebcd859482285861d25a440d40d106e5752d25c963e93187eb0cc2aa5d3c46d
SHA1 hash:	e434847423684ab9d380f6d5c50f4dd866b8608d
MD5 hash:	a4d165dcea3028ca2185f8129b869467
humanhash:	robert-freddie-sixteen-asparagus
File name:	a4d165dcea3028ca2185f8129b869467.exe
Download:	download sample
Signature	CoinMiner Create hunting rule
File size:	335'360 bytes
First seen:	2022-01-17 20:22:14 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	05a029f103da6d5d1c49bd912cfca170 (3 x RaccoonStealer, 2 x RedLineStealer, 2 x OnlyLogger)
ssdeep	6144:KUSs5+DwZzCnDi/oUrstJGGbdp6vHQ1QVU86u8NJkpQ:fSfDKMWgUr8JG2mv0by
Threatray	6'730 similar samples on MalwareBazaar
TLSH	T136647C00ABA0C035F5B722F449799378A53EBAA16B3451CB53D56AEE5B357E0EC3130B
File icon (PE):
dhash icon	2dec1378399b9b91 (25 x Smoke Loader, 22 x RedLineStealer, 7 x RaccoonStealer)
Reporter	abuse_ch
Tags:	CoinMiner exe

abuse_ch

CoinMiner C2:
65.21.75.210:54406

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOC	ThreatFox Reference
65.21.75.210:54406	https://threatfox.abuse.ch/ioc/297601/

Intelligence

File Origin

# of uploads :

# of downloads :

201

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

a4d165dcea3028ca2185f8129b869467.exe

Verdict:

Suspicious activity

Analysis date:

2022-01-17 20:24:08 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/e988000b-c983-4d86-84e6-544d658015c4

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/219914/

Detection(s):

Win.Dropper.Mikey-9917324-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Creating a window

Unauthorized injection to a recently created process

DNS request

Searching for synchronization primitives

Сreating synchronization primitives

Creating a file in the %AppData% directory

Enabling the 'hidden' option for recently created files

Sending an HTTP GET request

Creating a file in the %temp% directory

Creating a process from a recently created file

Sending a custom TCP request

Launching the default Windows debugger (dwwin.exe)

Launching a process

Query of malicious DNS domain

Unauthorized injection to a system process

Enabling autorun by creating a file

Sending an HTTP POST request to an infection source

Result

Malware family:

n/a

Score:

8/10

Tags:

n/a

Link:

https://dragonfly.certego.net/analysis/4496/overview

Behaviour

MalwareBazaar

SystemUptime

MeasuringTime

EvasionGetTickCount

EvasionQueryPerformanceCounter

CheckCmdLine

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

greyware mikey packed

Link:

https://www.filescan.io/uploads/61e5d0280f8c757253c5bcce/reports/4697a050-7790-47b3-962e-a189a99485ae/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:

Generic Malware

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/4d76807d-045e-48ef-bf33-5d02f1cc29d7

Result

Threat name:

RedLine SmokeLoader Tofsee

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/922023

Signature

.NET source code contains method to dynamically call methods (often used by packers)

.NET source code references suspicious native API functions

Antivirus detection for dropped file

Antivirus detection for URL or domain

Benign windows process drops PE files

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

Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))

Checks if the current machine is a virtual machine (disk enumeration)

Contains functionality to inject code into remote processes

Creates a thread in another existing process (thread injection)

Deletes itself after installation

Detected unpacking (changes PE section rights)

Detected unpacking (overwrites its own PE header)

Found many strings related to Crypto-Wallets (likely being stolen)

Hides that the sample has been downloaded from the Internet (zone.identifier)

Injects a PE file into a foreign processes

Machine Learning detection for dropped file

Machine Learning detection for sample

Maps a DLL or memory area into another process

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

PE file contains section with special chars

PE file has nameless sections

Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)

Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)

Sigma detected: Copying Sensitive Files with Credential Data

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

System process connects to network (likely due to code injection or exploit)

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

Tries to harvest and steal browser information (history, passwords, etc)

Tries to steal Crypto Currency Wallets

Uses known network protocols on non-standard ports

Yara detected RedLine Stealer

Yara detected SmokeLoader

Yara detected Tofsee

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/3e939dbf512b6f20ccd2c7c4864728bb63e98cdaf6df45791cc9e1d1cc9ea814/

Threat name:

Win32.Trojan.Raccoon

Status:

Malicious

First seen:

2022-01-17 20:23:11 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

26 of 28 (92.86%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=h2jz3p2rfnxsbtgsy7cimrzixnr6tdg263puk6i4zhq5dte6vaka._file

Verdict:

malicious

CoinMiner

29a5461cca77683d6a47c83eb774235bd0ae092adc58c987e571eeecb3e1cd03

CoinMiner

4f9f2d3789809c1f34877a5cd109aabeccea14c1cfe423ea271cc7cd0178b23a

CoinMiner

8bbdda1786e15a568a573a2f38762e95de138af969e0a13b96d7086aaa98bfc2

CoinMiner

8cedc3fb74185394bbf60d2dc1f9618b1e576986f13031b9e29ef12daa6eaf2c

CoinMiner

eb24b3b9375f0b3272fac6eecc9329f79eab274d802b2ad37037cc83a46fa3f1

CoinMiner

+ 6'720 additional samples on MalwareBazaar

Result

Malware family:

xmrig

Score:

10/10

Tags:

family:arkei family:raccoon family:smokeloader family:tofsee family:xmrig botnet:470193d69fd872b73819c5e70dc68242c10ccbce botnet:628dbe616eb46c5e66398ea6a12fa931e1f38eaf botnet:default backdoor discovery evasion miner persistence spyware stealer suricata trojan

Link:

https://tria.ge/reports/220117-y55lnscgal/

Behaviour

Checks SCSI registry key(s)

Creates scheduled task(s)

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Launches sc.exe

Drops file in System32 directory

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Checks BIOS information in registry

Deletes itself

Loads dropped DLL

Reads user/profile data of web browsers

Creates new service(s)

Downloads MZ/PE file

Executes dropped EXE

Modifies Windows Firewall

Sets service image path in registry

Arkei Stealer Payload

XMRig Miner Payload

Arkei

Raccoon

SmokeLoader

Tofsee

Windows security bypass

suricata: ET MALWARE DNS Query Sinkhole Domain Various Families (Possible Infected Host)

suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

xmrig

Malware Config

C2 Extraction:

http://host-data-coin-11.com/
http://file-coin-host-12.com/
http://srtuiyhuali.at/
http://fufuiloirtu.com/
http://amogohuigotuli.at/
http://novohudosovu.com/
http://brutuilionust.com/
http://bubushkalioua.com/
http://dumuilistrati.at/
http://verboliatsiaeeees.com/
patmushta.info
ovicrush.cn
http://file-file-host4.com/tratata.php