MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9f42f0539f682f13af0c8da768e854d2bd2d547047caf431b7e5136f6955f81d. 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: 9

Intelligence 9 IOCs YARA 1 File information Comments

SHA256 hash:	9f42f0539f682f13af0c8da768e854d2bd2d547047caf431b7e5136f6955f81d
SHA3-384 hash:	df3cfbb95742432c1481fb495ace1d19392850ad0e25bd7582d733ec1044f910d10cc271fa6e27206c1a1a00d57956c5
SHA1 hash:	9557c3c06c44ca1a5583ac531c8b36882b922c29
MD5 hash:	a4161a7e4be5c841d10cf69cb0fb15a1
humanhash:	quebec-mobile-yankee-winter
File name:	a4161a7e4be5c841d10cf69cb0fb15a1.exe
Download:	download sample
Signature	Smoke Loader Create hunting rule
File size:	194'560 bytes
First seen:	2021-07-14 15:23:43 UTC
Last seen:	2021-07-14 17:06:59 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	cf8113cdf9d71dde8baf28192dd4ab3f (6 x Smoke Loader, 2 x ArkeiStealer, 1 x CryptBot)
ssdeep	3072:TBNmGGhUsvJYXq+AuTWPAZvDS0m5opRPgikHB+I:dLLsfNuC4ZbSkpRPCAI
Threatray	559 similar samples on MalwareBazaar
TLSH	T19C149D2132E8D432D6E70630187496A02B3BF9F3E6BD854F3B54176E5F312D19AA634B
Reporter	abuse_ch
Tags:	Dofoil exe Smoke Loader

Intelligence

File Origin

# of uploads :

# of downloads :

215

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

a4161a7e4be5c841d10cf69cb0fb15a1.exe

Verdict:

Suspicious activity

Analysis date:

2021-07-14 15:27:03 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/e08b72c9-943a-4637-beeb-9d98b18e17cd

Note:

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

Detection:

DLInjector01

Link:

https://www.capesandbox.com/analysis/171735/

Detection(s):

SecuriteInfo.com.W32.AIDetect.malware2.17242.22942.UNOFFICIAL

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:

SmokeLoader

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/eed65c23-587c-4ba7-8836-09de9d827029

Result

Threat name:

SmokeLoader

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/816443

Signature

Antivirus detection for URL or domain

Benign windows process drops PE files

C2 URLs / IPs found in malware configuration

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)

DLL reload attack detected

Found malware configuration

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

Performs DNS queries to domains with low reputation

Renames NTDLL to bypass HIPS

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 resolve many domain names, but no domain seems valid

Yara detected SmokeLoader

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/9f42f0539f682f13af0c8da768e854d2bd2d547047caf431b7e5136f6955f81d/

Threat name:

Win32.Trojan.Wacatac

Status:

Malicious

First seen:

2021-07-14 15:24:09 UTC

AV detection:

18 of 29 (62.07%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=t5bpau47naxrhlymrwtwr2cu2k6s2vdqi7fpimnx4ujw62kv7aoq._file

Verdict:

suspicious

Smoke Loader

42409087896ad827ca16b713215988bed28560c5fe0c929f7c30294854b5bfc2

Smoke Loader

451ce50988cfa9b6a5c51cc0cfab60a40694f06f83b31ca168225256e223e5a7

Smoke Loader

4a0ecbcf9b54ed1c9654eb9ee214a797f48c980c6d03a261f62fa9671a2733d6

Smoke Loader

5e30a88fb1c9a45bd6697990493098ca05e87b2560172ae89e9811ea887ff8b4

Smoke Loader

71c0a6fb3c31d1fa82fb99ddda7811810d9bf6306ce7e3377547035fe6b512f2

Smoke Loader

8b7e447356ade4824db0565f713751a6c0b37cc560269ced9cc6176e1d1fdd24

Smoke Loader

948bae9510601455f2ba50d694a6561bf2e85071b86161a0186672616ae17a77

Smoke Loader

b148a9228e806a666a057a6d69180ed21dbdc26ee28e754b00e98efdcae15c66

Smoke Loader

fc5f8356ee7ba0be1f0f4c24ac4944481759352d665bbc1208295d39cd3da30f

Smoke Loader

+ 549 additional samples on MalwareBazaar

Result

Malware family:

vidar

Score:

10/10

Tags:

family:raccoon family:redline family:smokeloader family:tofsee family:vidar botnet:824 botnet:btccach backdoor discovery evasion infostealer persistence spyware stealer themida trojan

Link:

https://tria.ge/reports/210714-epdzt14lhe/

Behaviour

Checks SCSI registry key(s)

Checks processor information in registry

Creates scheduled task(s)

Delays execution with timeout.exe

Kills process with taskkill

Modifies data under HKEY_USERS

Modifies registry class

Modifies system certificate store

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of SetWindowsHookEx

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Launches sc.exe

Drops file in System32 directory

Suspicious use of NtCreateThreadExHideFromDebugger

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Accesses 2FA software files, possible credential harvesting

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Checks whether UAC is enabled

Legitimate hosting services abused for malware hosting/C2

Checks BIOS information in registry

Deletes itself

Loads dropped DLL

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Themida packer

Creates new service(s)

Downloads MZ/PE file

Executes dropped EXE

Modifies Windows Firewall

Sets service image path in registry

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

Vidar Stealer

Raccoon

RedLine

RedLine Payload

SmokeLoader

Tofsee

Vidar

Windows security bypass

Malware Config

C2 Extraction:

http://999080321newfolder1002002131-service1002.space/
http://999080321newfolder1002002231-service1002.space/
http://999080321newfolder3100231-service1002.space/
http://999080321newfolder1002002431-service1002.space/
http://999080321newfolder1002002531-service1002.space/
http://999080321newfolder33417-012425999080321.space/
http://999080321test125831-service10020125999080321.space/
http://999080321test136831-service10020125999080321.space/
http://999080321test147831-service10020125999080321.space/
http://999080321test146831-service10020125999080321.space/
http://999080321test134831-service10020125999080321.space/
http://999080321est213531-service1002012425999080321.ru/
http://999080321yes1t3481-service10020125999080321.ru/
http://999080321test13561-service10020125999080321.su/
http://999080321test14781-service10020125999080321.info/
http://999080321test13461-service10020125999080321.net/
http://999080321test15671-service10020125999080321.tech/
http://999080321test12671-service10020125999080321.online/
http://999080321utest1341-service10020125999080321.ru/
http://999080321uest71-service100201dom25999080321.ru/
http://999080321test61-service10020125999080321.website/
http://999080321test51-service10020125999080321.xyz/
http://999080321test41-service100201pro25999080321.ru/
http://999080321yest31-service100201rus25999080321.ru/
http://999080321rest21-service10020125999080321.eu/
http://999080321test11-service10020125999080321.press/
http://999080321newfolder4561-service10020125999080321.ru/
http://999080321rustest213-service10020125999080321.ru/
http://999080321test281-service10020125999080321.ru/
http://999080321test261-service10020125999080321.space/
http://999080321yomtest251-service10020125999080321.ru/
http://999080321yirtest231-service10020125999080321.ru/
http://nusurtal4f.net/
http://netomishnetojuk.net/
http://escalivrouter.net/
http://nick22doom4.net/
http://wrioshtivsio.su/
http://nusotiso4.su/
http://rickkhtovkka.biz/
http://palisotoliso.net/
185.53.46.82:3214
https://olegf9844.tumblr.com/

Unpacked files

SH256 hash:

29546b4bc2838e47ab01466b536a0f45c8f71ee9a682d658980d970234092434

MD5 hash:

f5cad0eb36280caf504b939b80dd0e86

SHA1 hash:

db7304fa08255b02fa9b118578202f79373f3b63

Link:

https://www.unpac.me/results/7eaed445-626a-4933-bd09-89be8fc1729f/

SH256 hash:

9f42f0539f682f13af0c8da768e854d2bd2d547047caf431b7e5136f6955f81d

MD5 hash:

a4161a7e4be5c841d10cf69cb0fb15a1

SHA1 hash:

9557c3c06c44ca1a5583ac531c8b36882b922c29

Link:

https://www.unpac.me/results/7eaed445-626a-4933-bd09-89be8fc1729f/

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

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/9f42f0539f682f13af0c8da768e854d2bd2d547047caf431b7e5136f6955f81d

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.