MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 75f0e70be89891b680052a2eea7e6e3a8002d86c8e1d701f180faef14dac4b3b. 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

Smoke Loader

Vendor detections: 12

Intelligence 12 IOCs YARA File information Comments 1

SHA256 hash:	75f0e70be89891b680052a2eea7e6e3a8002d86c8e1d701f180faef14dac4b3b
SHA3-384 hash:	309592f9d90325a312c261baef39fa62f06be0dff08d4b7dc992ffef9bc965ee23ab813ceed9d9e320af51760d7b582c
SHA1 hash:	3f586eb7304214d9ccede39116012c9c58cd2231
MD5 hash:	7d49b8d06600ddd3e8ff006983745f10
humanhash:	emma-failed-skylark-tango
File name:	7d49b8d06600ddd3e8ff006983745f10
Download:	download sample
Signature	Smoke Loader Create hunting rule
File size:	305'664 bytes
First seen:	2022-01-05 11:35:53 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	62bfdc2e0e8d6afb3b408569163b2244 (3 x Smoke Loader, 2 x RedLineStealer)
ssdeep	3072:QLCSkOEm6u4A+3LHcZe9uWrxpzbgqruPhsJVggjcGkNIVqItWF:QdtbB48e9uuzbgwuyr7ITsqY
Threatray	7'256 similar samples on MalwareBazaar
TLSH	T184549DF165E9D831F4E769308470CA945A7ABC52D520814B72742B9E2F32ECC5AEE31F
File icon (PE):
dhash icon	81bcdcac9cccb48c (4 x RaccoonStealer, 3 x Smoke Loader, 3 x RedLineStealer)
Reporter	zbetcheckin
Tags:	32 exe Smoke Loader

Intelligence

File Origin

# of uploads :

# of downloads :

203

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

7d49b8d06600ddd3e8ff006983745f10

Verdict:

Suspicious activity

Analysis date:

2022-01-05 11:37:42 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/e993732a-56b4-4ec3-b35f-5029752be0ff

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/217431/

Detection(s):

Win.Dropper.Tofsee-9919472-0

Win.Dropper.Lockbit-9919572-0

Win.Malware.Stopcrypt-9933337-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Unauthorized injection to a recently created process

DNS request

Sending a custom TCP request

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

Searching for the window

Searching for analyzing tools

Using the Windows Management Instrumentation requests

Query of malicious DNS domain

Enabling autorun by creating a file

Sending an HTTP POST request to an infection source

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

greyware tofsee

Link:

https://www.filescan.io/uploads/61d582a792bdc4b4078043b3/reports/87592812-7cd4-4c27-9b04-3f3338d17dd2/overview

Result

Verdict:

UNKNOWN

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/c479d164-9dd6-4927-8285-1dd5fe61a5fd

Result

Threat name:

RedLine SmokeLoader Tofsee Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/915784

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

C2 URLs / IPs found in malware configuration

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 detect sleep reduction / modifications

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 malware configuration

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

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

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

Sigma detected: Suspicious Svchost Process

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

Writes to foreign memory regions

Yara detected RedLine Stealer

Yara detected SmokeLoader

Yara detected Tofsee

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/75f0e70be89891b680052a2eea7e6e3a8002d86c8e1d701f180faef14dac4b3b/

Threat name:

Win32.Trojan.Raccrypt

Status:

Malicious

First seen:

2022-01-05 11:36:11 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

25 of 28 (89.29%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=oxyooc7itci3naaffixou7tohkaafwdmryoxahyyb6xpctnmjm5q._file

Verdict:

malicious

Smoke Loader

29a5461cca77683d6a47c83eb774235bd0ae092adc58c987e571eeecb3e1cd03

Smoke Loader

4f9f2d3789809c1f34877a5cd109aabeccea14c1cfe423ea271cc7cd0178b23a

Smoke Loader

8bbdda1786e15a568a573a2f38762e95de138af969e0a13b96d7086aaa98bfc2

Smoke Loader

8cedc3fb74185394bbf60d2dc1f9618b1e576986f13031b9e29ef12daa6eaf2c

Smoke Loader

eb24b3b9375f0b3272fac6eecc9329f79eab274d802b2ad37037cc83a46fa3f1

Smoke Loader

+ 7'246 additional samples on MalwareBazaar

Result

Malware family:

xmrig

Score:

10/10

Tags:

family:arkei family:raccoon family:smokeloader family:tofsee family:xmrig botnet:10da56e7e71e97bdc1f36eb76813bbc3231de7e4 backdoor collection discovery evasion miner persistence spyware stealer trojan

Link:

https://tria.ge/reports/220105-nqkylsacd9/

Behaviour

Checks SCSI registry key(s)

Checks processor information in registry

Delays execution with timeout.exe

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

Enumerates physical storage devices

Program crash

Launches sc.exe

Drops file in System32 directory

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Accesses Microsoft Outlook profiles

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Checks whether UAC is enabled

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

Identifies VirtualBox via ACPI registry values (likely anti-VM)

XMRig Miner Payload

Arkei

Raccoon

SmokeLoader

Suspicious use of NtCreateProcessExOtherParentProcess

Tofsee

Windows security bypass

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
parubey.info