MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3118708b292765069f61fbdee3214a874a0dff7ab96b5f59d38a200f36d2e106. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3118708b292765069f61fbdee3214a874a0dff7ab96b5f59d38a200f36d2e106
SHA3-384 hash: 177f4c404c5ae285adde9b536e3ad528751a8032c2a324fccb0bb080aed95d8a8a5ab7dce273c9d9166acbd17b2609da
SHA1 hash: 42b76a35b924cc37b79b449458d3aa1c3b7c182f
MD5 hash: 800b215d94cf536173c4debc0ea1e3a0
humanhash: salami-steak-black-lake
File name:800b215d94cf536173c4debc0ea1e3a0.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:33'280 bytes
First seen:2021-03-19 07:29:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 768:FrqQ7AmV3rjBkyo1bXkA8K9CWFwCtwTxf+/ASDz3HUYlyvQ:F33k7jFwvFfwAIDx
Threatray 115 similar samples on MalwareBazaar
TLSH 71E2E13E9EC47CB4D1379D30C9DD8CE94DF9828A643086196FB9B8DDAE5B0842A19187
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader


Avatar
abuse_ch
Smoke Loader C2:
http://melonco.com/1/

Intelligence

File Origin
# of uploads :
1
# of downloads :
504
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
specificație.doc
Verdict:
Malicious activity
Analysis date:
2021-03-18 06:05:20 UTC
Tags:
ole-embedded exploit CVE-2017-11882 loader smoke trojan stealer
Link:
https://app.any.run/tasks/3b5aaf88-b3f0-4b81-86c0-266377171cd7

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/125582/
Detection(s):
Win.Malware.Razy-7588168-0
Create hunting rule

Win.Malware.Razy-7588169-0
Create hunting rule

Win.Malware.Razy-7588195-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
DNS request
Sending a UDP request
Connection attempt
Sending an HTTP POST request
Launching a process
Reading critical registry keys
Creating a file in the %temp% directory
Deleting a recently created file
Setting browser functions hooks
Stealing user critical data
Deleting of the original file
Enabling autorun by creating a file
Unauthorized injection to a browser process
Unauthorized injection to a system process
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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/027cccdf-c5dc-491b-a626-b075b4a64b88
Result
Threat name:
SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/645764
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Benign windows process drops PE files
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has a writeable .text section
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 Mail credentials (via file access)
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 371842 Sample: zUYYH3K5DJ.exe Startdate: 19/03/2021 Architecture: WINDOWS Score: 100 29 melonco.com 2->29 31 canonicalizer.ucsuri.tcs 2->31 33 2 other IPs or domains 2->33 43 Malicious sample detected (through community Yara rule) 2->43 45 Antivirus / Scanner detection for submitted sample 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 3 other signatures 2->49 8 zUYYH3K5DJ.exe 2->8         started        11 djgvhteb.exe 2->11         started        signatures3 process4 signatures5 51 Maps a DLL or memory area into another process 8->51 13 explorer.exe 5 8->13 injected 53 Antivirus detection for dropped file 11->53 55 Multi AV Scanner detection for dropped file 11->55 57 Machine Learning detection for dropped file 11->57 process6 dnsIp7 35 melonco.com 45.60.97.17, 49691, 49741, 80 INCAPSULAUS United States 13->35 37 www.msftncsi.com 13->37 25 C:\Users\user\AppData\...\djgvhteb.exe, PE32 13->25 dropped 27 C:\Users\...\djgvhteb.exe:Zone.Identifier, ASCII 13->27 dropped 59 System process connects to network (likely due to code injection or exploit) 13->59 61 Benign windows process drops PE files 13->61 63 Hides that the sample has been downloaded from the Internet (zone.identifier) 13->63 18 explorer.exe 4 13->18         started        21 explorer.exe 13->21         started        23 explorer.exe 13->23         started        file8 signatures9 process10 signatures11 39 Tries to steal Mail credentials (via file access) 18->39 41 Tries to harvest and steal browser information (history, passwords, etc) 18->41
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3118708b292765069f61fbdee3214a874a0dff7ab96b5f59d38a200f36d2e106/
Threat name:
Win32.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2020-10-25 16:11:17 UTC
AV detection:
41 of 47 (87.23%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=gemhbczje5sqnh3b7ppogikkq5fa3732xfvv6wotriqa6nws4eda._file
Verdict:
malicious
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Smoke Loader
+ 105 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader backdoor trojan
Link:
https://tria.ge/reports/210319-y3t4fsx936/
Behaviour
Suspicious behavior: MapViewOfSection
Maps connected drives based on registry
SmokeLoader
Malware Config
C2 Extraction:
http://melonco.com/1/
Unpacked files
SH256 hash:
3118708b292765069f61fbdee3214a874a0dff7ab96b5f59d38a200f36d2e106
MD5 hash:
800b215d94cf536173c4debc0ea1e3a0
SHA1 hash:
42b76a35b924cc37b79b449458d3aa1c3b7c182f
Detections:
win_smokeloader_auto
Create hunting rule
Link:
https://www.unpac.me/results/0668a01f-fd11-4b83-a92e-25fc07f13bc0/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Smokeloader
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3118708b292765069f61fbdee3214a874a0dff7ab96b5f59d38a200f36d2e106

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:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:win_smokeloader_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Web download

Smoke Loader

Executable exe 3118708b292765069f61fbdee3214a874a0dff7ab96b5f59d38a200f36d2e106

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/125582/
  
URLhaus
https://urlhaus.abuse.ch/url/1074699/
  
Delivery method
Distributed via web download

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