MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1f8c0b54f7c138e09db97d0c2bb03d57ddee3e041c88086dfefa42bccb3b2433. 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: 13

Intelligence 13 IOCs YARA File information Comments

SHA256 hash:	1f8c0b54f7c138e09db97d0c2bb03d57ddee3e041c88086dfefa42bccb3b2433
SHA3-384 hash:	a547d45b0203a378a9697aaf2eb9cc84e5d5269bee8503c54d65ba707db296b7ff4e58955242d5fff992dba91cd65126
SHA1 hash:	d871fa9765c97c24d401c11fe26beaa89c851020
MD5 hash:	fd70ee6d4c86a857d1fba72b8afebc6b
humanhash:	carpet-one-wisconsin-butter
File name:	fd70ee6d4c86a857d1fba72b8afebc6b.exe
Download:	download sample
Signature	Smoke Loader Create hunting rule
File size:	304'128 bytes
First seen:	2022-01-05 09:38:25 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	578365131b4674c5a50864cd84cbdd4c (1 x Smoke Loader)
ssdeep	3072:AvAfCV3FS0Go19RqSnKlWrxpzbgqruPhsJVggjcGkNIVqIdSG5N3:AvaCRTGok3luzbgwuyr7ITsqJw
Threatray	2'568 similar samples on MalwareBazaar
TLSH	T138549DF17AE8D432D4936A308461CAE45E7AFC11E560814A337427AE2F31ECF96E531E
File icon (PE):
dhash icon	a3bcdcac9c8cb484 (4 x Glupteba, 4 x Smoke Loader, 2 x RedLineStealer)
Reporter	abuse_ch
Tags:	Dofoil exe Smoke Loader

Intelligence

File Origin

# of uploads :

# of downloads :

439

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

fd70ee6d4c86a857d1fba72b8afebc6b.exe

Verdict:

Suspicious activity

Analysis date:

2022-01-05 09:49:48 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/499cac20-acdf-48b2-b01b-e2c84216f599

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/217419/

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

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

Searching for the window

Searching for analyzing tools

Launching the default Windows debugger (dwwin.exe)

Query of malicious DNS domain

Enabling autorun by creating a file

Sending an HTTP POST request to an infection source

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

greyware

Link:

https://www.filescan.io/uploads/61d5673aaeeec3fd2dfcce91/reports/d6e13c75-01ea-4b9c-a62a-697e1fafadc3/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/10c05a5e-5878-44e0-822f-779a709ba6e2

Result

Threat name:

RedLine SmokeLoader Tofsee Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/915746

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

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 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

Sigma detected: Copying Sensitive Files with Credential Data

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

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

Tries to steal Crypto Currency Wallets

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/1f8c0b54f7c138e09db97d0c2bb03d57ddee3e041c88086dfefa42bccb3b2433/

Threat name:

Win32.Trojan.DiskWriter

Status:

Malicious

First seen:

2022-01-05 05:44:49 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

24 of 27 (88.89%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=d6gawvhxye4obhnzpugcxmb5k7o64pqedseaq3p67jblzsz3eqzq._file

Verdict:

malicious

Smoke Loader

29a5461cca77683d6a47c83eb774235bd0ae092adc58c987e571eeecb3e1cd03

Smoke Loader

33e30423aa49be107686f0ee537128f8cd5e30ab0f3dc5c543df8e34aa440067

Smoke Loader

4f9f2d3789809c1f34877a5cd109aabeccea14c1cfe423ea271cc7cd0178b23a

Smoke Loader

8bbdda1786e15a568a573a2f38762e95de138af969e0a13b96d7086aaa98bfc2

Smoke Loader

8cedc3fb74185394bbf60d2dc1f9618b1e576986f13031b9e29ef12daa6eaf2c

Smoke Loader

c56be7c521d0f14e957932b89fc10c89ed377a1a7f05acc8d0b0b522b21e588c

Smoke Loader

eb24b3b9375f0b3272fac6eecc9329f79eab274d802b2ad37037cc83a46fa3f1

Smoke Loader

+ 2'558 additional samples on MalwareBazaar

Result

Malware family:

tofsee

Score:

10/10

Tags:

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

Link:

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

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

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)

Arkei

Raccoon

SmokeLoader

Tofsee

Windows security bypass

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

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