MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 43efe663eddbd4aec7f1bd97f1b0df0ed0635fa83cf64bc078095bf62068908a. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 43efe663eddbd4aec7f1bd97f1b0df0ed0635fa83cf64bc078095bf62068908a
SHA3-384 hash: 1c7847d4792302705e8dde805b1f321b2f8ded1d7c0dbdfc83a43275815f2e58cda38fb82144ab35ef8d06c14b2ff8f7
SHA1 hash: dc31167b486d0826d4c5c005bda5816325f7914a
MD5 hash: 176d92dd4ca27d0fb441337ae5f8252f
humanhash: ink-mirror-angel-missouri
File name:176d92dd4ca27d0fb441337ae5f8252f.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:337'408 bytes
First seen:2021-07-31 08:09:44 UTC
Last seen:2021-07-31 08:53:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash c2079ffa39581e8679e84dfd475d100b (2 x RedLineStealer, 1 x RaccoonStealer, 1 x DanaBot)
ssdeep 6144:V24VQ5xuL1XZ098jlnH+uIlS1LKCgsV95QXPVJPpOxL:JVQ5x81q98jle/lALKCdlCPm
TLSH T16D749E30BA90C035F4B712F849BAD3B8B92D7EA09B3450CB52D52AEE56345E9EC30757
dhash icon ead8ac9cc6e68ea0 (38 x RaccoonStealer, 18 x RedLineStealer, 12 x Smoke Loader)
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
996
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
176d92dd4ca27d0fb441337ae5f8252f.exe
Verdict:
Suspicious activity
Analysis date:
2021-07-31 08:17:23 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b542e9c7-d351-41de-b6e3-ff59fb0afe0e

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/175442/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader40.52706.7917.790.UNOFFICIAL
Create hunting rule

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:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c40534b6-4d39-4d3f-b459-5dbf8e9e7dc4
Result
Threat name:
Raccoon RedLine SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/824873
Signature
.NET source code contains very large strings
.NET source code references suspicious native API functions
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
Contains functionality to steal Internet Explorer form passwords
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)
DLL reload attack detected
DLL side loading technique detected
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
Injects code into the Windows Explorer (explorer.exe)
Machine Learning detection for sample
Maps a DLL or memory area into another process
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Sample uses process hollowing technique
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 Mail credentials (via file access)
Uses known network protocols on non-standard ports
Writes to foreign memory regions
Yara detected Raccoon Stealer
Yara detected RedLine Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 457281 Sample: e0gtwzAmth.exe Startdate: 31/07/2021 Architecture: WINDOWS Score: 100 65 209.250.252.69, 20004, 49743, 49754 AS-CHOOPAUS European Union 2->65 67 shpak125.tumblr.com 2->67 69 11 other IPs or domains 2->69 91 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->91 93 Antivirus detection for URL or domain 2->93 95 System process connects to network (likely due to code injection or exploit) 2->95 97 14 other signatures 2->97 10 e0gtwzAmth.exe 2->10         started        13 erjfujh 2->13         started        15 svchost.exe 2->15         started        17 10 other processes 2->17 signatures3 process4 dnsIp5 107 Detected unpacking (changes PE section rights) 10->107 20 e0gtwzAmth.exe 10->20         started        109 Contains functionality to inject code into remote processes 13->109 111 Injects a PE file into a foreign processes 13->111 23 erjfujh 13->23         started        113 Changes security center settings (notifications, updates, antivirus, firewall) 15->113 61 127.0.0.1 unknown unknown 17->61 63 192.168.2.1 unknown unknown 17->63 115 DLL side loading technique detected 17->115 signatures6 process7 signatures8 99 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 20->99 101 Maps a DLL or memory area into another process 20->101 103 Checks if the current machine is a virtual machine (disk enumeration) 20->103 25 explorer.exe 20 20->25 injected 105 Creates a thread in another existing process (thread injection) 23->105 process9 dnsIp10 71 95.213.144.186, 49747, 8080 SELECTELRU Russian Federation 25->71 73 readinglistforjuly9.xyz 141.136.0.181, 80 NANO-ASLV Latvia 25->73 75 11 other IPs or domains 25->75 43 C:\Users\user\AppData\Roaming\erjfujh, PE32 25->43 dropped 45 C:\Users\user\AppData\Local\Temp\54F8.exe, PE32 25->45 dropped 47 C:\Users\user\AppData\Local\Temp\51AB.exe, PE32 25->47 dropped 49 7 other files (3 malicious) 25->49 dropped 117 System process connects to network (likely due to code injection or exploit) 25->117 119 Benign windows process drops PE files 25->119 121 Performs DNS queries to domains with low reputation 25->121 123 4 other signatures 25->123 30 3E20.exe 80 25->30         started        35 316C.exe 3 25->35         started        37 37A7.exe 2 25->37         started        39 2AF3.exe 1 25->39         started        file11 signatures12 process13 dnsIp14 77 185.234.247.148, 49739, 80 INTERKONEKT-ASPL Russian Federation 30->77 79 telete.in 195.201.225.248, 443, 49738 HETZNER-ASDE Germany 30->79 51 C:\Users\user\AppData\LocalLow\sqlite3.dll, PE32 30->51 dropped 53 C:\Users\user\AppData\...\vcruntime140.dll, PE32 30->53 dropped 55 C:\Users\user\AppData\...\ucrtbase.dll, PE32 30->55 dropped 59 56 other files (none is malicious) 30->59 dropped 81 Detected unpacking (changes PE section rights) 30->81 83 Detected unpacking (overwrites its own PE header) 30->83 85 Tries to steal Mail credentials (via file access) 30->85 89 2 other signatures 30->89 57 C:\Users\user\AppData\Local\...\316C.exe.log, ASCII 35->57 dropped 87 Sample uses process hollowing technique 35->87 41 conhost.exe 37->41         started        file15 signatures16 process17
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/43efe663eddbd4aec7f1bd97f1b0df0ed0635fa83cf64bc078095bf62068908a/
Threat name:
Win32.Trojan.Fragtor
Create hunting rule
Status:
Malicious
First seen:
2021-07-31 06:40:41 UTC
AV detection:
20 of 46 (43.48%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ipx6my7n3pkk5r7rxwl7dmg7b3iggx5iht3exqdybfn7midiscfa._file
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:raccoon family:redline family:smokeloader family:tofsee family:vidar family:xmrig botnet:517 botnet:824 botnet:cd8dc1031358b1aec55cc6bc447df1018b068607 botnet:eu_bot_1 botnet:info backdoor discovery evasion infostealer miner persistence spyware stealer suricata trojan
Link:
https://tria.ge/reports/210731-xcfd6lch4x/
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 SetThreadContext
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Looks up external IP address via web service
Deletes itself
Loads dropped DLL
Modifies file permissions
Reads user/profile data of local email clients
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
Vidar Stealer
XMRig Miner Payload
Raccoon
Raccoon Stealer Payload
RedLine
RedLine Payload
SmokeLoader
Tofsee
Vidar
Windows security bypass
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
xmrig
Malware Config
C2 Extraction:
http://readinglistforjuly1.xyz/
http://readinglistforjuly2.xyz/
http://readinglistforjuly3.xyz/
http://readinglistforjuly4.xyz/
http://readinglistforjuly5.xyz/
http://readinglistforjuly6.xyz/
http://readinglistforjuly7.xyz/
http://readinglistforjuly8.xyz/
http://readinglistforjuly9.xyz/
http://readinglistforjuly10.xyz/
http://readinglistforjuly1.site/
http://readinglistforjuly2.site/
http://readinglistforjuly3.site/
http://readinglistforjuly4.site/
http://readinglistforjuly5.site/
http://readinglistforjuly6.site/
http://readinglistforjuly7.site/
http://readinglistforjuly8.site/
http://readinglistforjuly9.site/
http://readinglistforjuly10.site/
http://readinglistforjuly1.club/
http://readinglistforjuly2.club/
http://readinglistforjuly3.club/
http://readinglistforjuly4.club/
http://readinglistforjuly5.club/
http://readinglistforjuly6.club/
http://readinglistforjuly7.club/
http://readinglistforjuly8.club/
http://readinglistforjuly9.club/
http://readinglistforjuly10.club/
http://nusurtal4f.net/
http://netomishnetojuk.net/
http://escalivrouter.net/
http://nick22doom4.net/
http://wrioshtivsio.su/
http://nusotiso4.su/
http://rickkhtovkka.biz/
http://palisotoliso.net/
209.250.252.69:20004
185.234.247.136:47666
https://xeronxikxxx.tumblr.com/
https://shpak125.tumblr.com/
Unpacked files
SH256 hash:
d065c8a41c2287cb3ed4fd55a1a76c13995937723c7b44cf6d4763a15dea89c1
MD5 hash:
3c9f95cbbd5f3e4ee70435e06de00ddf
SHA1 hash:
7dee35214654080e76fc275eedd5c2d7b1e1453d
Link:
https://www.unpac.me/results/4ef10f95-19c7-4bc1-8b86-345cb634b6e4/
SH256 hash:
43efe663eddbd4aec7f1bd97f1b0df0ed0635fa83cf64bc078095bf62068908a
MD5 hash:
176d92dd4ca27d0fb441337ae5f8252f
SHA1 hash:
dc31167b486d0826d4c5c005bda5816325f7914a
Link:
https://www.unpac.me/results/4ef10f95-19c7-4bc1-8b86-345cb634b6e4/
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/43efe663eddbd4aec7f1bd97f1b0df0ed0635fa83cf64bc078095bf62068908a

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 43efe663eddbd4aec7f1bd97f1b0df0ed0635fa83cf64bc078095bf62068908a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1476557/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/175442/

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