MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 18a0eae481037bf1603b9200e305f128d0fc824c0e21f21110ce00685206bbc5. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 18a0eae481037bf1603b9200e305f128d0fc824c0e21f21110ce00685206bbc5
SHA3-384 hash: ce9414b8365782ab8c586bb969c7e5e48f83a56ae17b7e840fc4bb2f6cb1b6e90f7054f87f873f8aff06e86c79dd16e1
SHA1 hash: cb5350d334c2727235f1462794eefefdafcb83db
MD5 hash: 64d8891ab5462314e63dc2e60d9dcc9c
humanhash: sad-winner-cup-nineteen
File name:64d8891ab5462314e63dc2e60d9dcc9c.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:234'496 bytes
First seen:2021-07-15 09:51:11 UTC
Last seen:2021-07-15 11:21:26 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 99546dedcb221a54456ac49cf0c68f28 (2 x Amadey, 1 x CryptBot, 1 x Smoke Loader)
ssdeep 3072:7EPI89eBgFT7s9RIVCyv1PZi6l4jz57huCQnm+ReotunNSvE:7U9eBgB7fRT4Cbm+bM
Threatray 3'269 similar samples on MalwareBazaar
TLSH T1CC34AD3036B0C437D1B789B01475C7A42A7BBC23AA70714F27572E5F5E322D27A6639A
Reporter abuse_ch
Tags:Dofoil exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
238
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
64d8891ab5462314e63dc2e60d9dcc9c.exe
Verdict:
Suspicious activity
Analysis date:
2021-07-15 10:01:16 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/db8a8739-57d5-4553-88ae-cee5515f806f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
DLInjector01
Create hunting rule
Link:
https://www.capesandbox.com/analysis/171954/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware2.3193.26831.UNOFFICIAL
Create hunting rule

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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c6ba50dd-5742-4311-a6fd-79babc88c343
Result
Threat name:
Djvu Raccoon RedLine SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/816797
Signature
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
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
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
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Maps a DLL or memory area into another process
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Renames NTDLL to bypass HIPS
Sample uses process hollowing technique
Sigma detected: Powershell Defender Exclusion
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 harvest and steal browser information (history, passwords, etc)
Tries to resolve many domain names, but no domain seems valid
Tries to steal Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Djvu Ransomware
Yara detected Raccoon Stealer
Yara detected RedLine Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 449208 Sample: oOoVvuAQS9.exe Startdate: 15/07/2021 Architecture: WINDOWS Score: 100 97 api.ip.sb 2->97 99 sslamlssa1.tumblr.com 2->99 101 4 other IPs or domains 2->101 125 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->125 127 Multi AV Scanner detection for domain / URL 2->127 129 Found malware configuration 2->129 131 11 other signatures 2->131 12 oOoVvuAQS9.exe 2->12         started        15 hhhdgwh 2->15         started        17 svchost.exe 1 2->17         started        19 5 other processes 2->19 signatures3 process4 dnsIp5 169 DLL reload attack detected 12->169 171 Detected unpacking (changes PE section rights) 12->171 173 Contains functionality to inject code into remote processes 12->173 175 Injects a PE file into a foreign processes 12->175 22 oOoVvuAQS9.exe 1 12->22         started        25 hhhdgwh 1 15->25         started        28 conhost.exe 17->28         started        103 127.0.0.1 unknown unknown 19->103 signatures6 process7 file8 155 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 22->155 157 Renames NTDLL to bypass HIPS 22->157 159 Maps a DLL or memory area into another process 22->159 30 explorer.exe 13 22->30 injected 85 C:\Users\user\AppData\Local\Temp\AE30.tmp, PE32 25->85 dropped 161 Checks if the current machine is a virtual machine (disk enumeration) 25->161 163 Creates a thread in another existing process (thread injection) 25->163 signatures9 process10 dnsIp11 109 999080321yomtest251-service10020125999080321.ru 30->109 111 999080321yirtest231-service10020125999080321.ru 30->111 113 84 other IPs or domains 30->113 89 C:\Users\user\AppData\Roaming\hhhdgwh, PE32 30->89 dropped 91 C:\Users\user\AppData\Local\Temp\4C87.exe, PE32+ 30->91 dropped 93 C:\Users\user\AppData\Local\Temp\3FAB.exe, PE32 30->93 dropped 95 4 other files (2 malicious) 30->95 dropped 115 System process connects to network (likely due to code injection or exploit) 30->115 117 Benign windows process drops PE files 30->117 119 Performs DNS queries to domains with low reputation 30->119 123 2 other signatures 30->123 35 5567.exe 80 30->35         started        40 2E11.exe 1 30->40         started        42 4C87.exe 2 5 30->42         started        44 8 other processes 30->44 file12 121 Tries to resolve many domain names, but no domain seems valid 111->121 signatures13 process14 dnsIp15 105 telete.in 195.201.225.248, 443, 49744 HETZNER-ASDE Germany 35->105 107 34.89.184.90, 49745, 80 GOOGLEUS United States 35->107 71 C:\Users\user\AppData\LocalLow\sqlite3.dll, PE32 35->71 dropped 73 C:\Users\user\AppData\...\vcruntime140.dll, PE32 35->73 dropped 75 C:\Users\user\AppData\...\ucrtbase.dll, PE32 35->75 dropped 83 56 other files (none is malicious) 35->83 dropped 133 Detected unpacking (changes PE section rights) 35->133 135 Detected unpacking (overwrites its own PE header) 35->135 137 Tries to steal Mail credentials (via file access) 35->137 139 Tries to harvest and steal browser information (history, passwords, etc) 35->139 77 C:\Users\user\AppData\Local\Temp\1105.tmp, PE32 40->77 dropped 141 DLL reload attack detected 40->141 143 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 40->143 145 Renames NTDLL to bypass HIPS 40->145 153 3 other signatures 40->153 79 C:\Users\user\AppData\...\MicrosoftApi.exe, PE32+ 42->79 dropped 81 C:\Users\user\...\ICSharpCode.SharpZipLib.dll, PE32 42->81 dropped 147 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 42->147 46 MicrosoftApi.exe 42->46         started        149 Sample uses process hollowing technique 44->149 151 Injects a PE file into a foreign processes 44->151 50 3FAB.exe 2 44->50         started        52 conhost.exe 44->52         started        file16 signatures17 process18 file19 87 C:\Users\user\AppData\...\tmpB95E.tmp.cmd, DOS 46->87 dropped 177 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 46->177 54 cmd.exe 46->54         started        57 cmd.exe 46->57         started        signatures20 process21 signatures22 165 Uses schtasks.exe or at.exe to add and modify task schedules 54->165 167 Adds a directory exclusion to Windows Defender 54->167 59 conhost.exe 54->59         started        61 timeout.exe 54->61         started        63 powershell.exe 54->63         started        65 conhost.exe 57->65         started        67 timeout.exe 57->67         started        69 schtasks.exe 57->69         started        process23
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/18a0eae481037bf1603b9200e305f128d0fc824c0e21f21110ce00685206bbc5/
Threat name:
Win32.Ransomware.StopCrypt
Create hunting rule
Status:
Malicious
First seen:
2021-07-15 09:52:10 UTC
AV detection:
27 of 28 (96.43%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dcqovzeban57cyb3siaogbprfdipzasmbyq7eeiqzyagquqgxpcq._file
Verdict:
suspicious
Similar samples:
13cb7156b54db1b9d8ff5c405e9324899cd7ef801bdff04b1155dd9b104f7cdc
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1b7769f85c3874451b85f83ab1ddc08b0d07fe76f354e0c7b397308894095673
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4a0ecbcf9b54ed1c9654eb9ee214a797f48c980c6d03a261f62fa9671a2733d6
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63761462358e1f880dafe51b3de8036f10bc60354b981cddc8075aed22e1251d
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653d4491de7461361a379e7ed09e172c06d669d25fed55f134a1b278827f2efe
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8b7e447356ade4824db0565f713751a6c0b37cc560269ced9cc6176e1d1fdd24
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90c0cf976bc9377697fb31e8ca6f21aee0168cc5471a8ac33ece631ee346afa9
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948bae9510601455f2ba50d694a6561bf2e85071b86161a0186672616ae17a77
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ae42b792d1a162e7d48b4717ea810bc20772aa64df184b9301c56c6509810408
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ae7ae9ea7fd0100b620704d462083caaedda2c5c5618ceeca54c1d7673b6be4a
Smoke Loader
+ 3'259 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:raccoon family:redline family:smokeloader family:tofsee family:vidar family:xmrig botnet:824 botnet:atomic_1 botnet:bibi botnet:q agilenet backdoor discovery evasion infostealer miner persistence spyware stealer themida trojan
Link:
https://tria.ge/reports/210715-bf9994xyqs/
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 UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
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
Checks BIOS information in registry
Deletes itself
Loads dropped DLL
Obfuscated with Agile.Net obfuscator
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
XMRig Miner Payload
Raccoon
RedLine
RedLine Payload
SmokeLoader
Suspicious use of NtCreateProcessExOtherParentProcess
Tofsee
Vidar
Windows security bypass
xmrig
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/
45.32.235.238:45555
https://olegf9844.tumblr.com/
https://sslamlssa1.tumblr.com/
176.96.238.188:20427
45.147.230.79:12632
Unpacked files
SH256 hash:
3639600a6ddb9abd9646e644c99435b152e2b874bd24f7e3c35ed147a76fe86d
MD5 hash:
9017528c8960c1dc290cfbe61a455eb8
SHA1 hash:
9f773c892052218f8c5f8efba140a3cd35c22a21
Link:
https://www.unpac.me/results/a86d3b6e-58a8-416c-b623-4b9000cb0062/
SH256 hash:
18a0eae481037bf1603b9200e305f128d0fc824c0e21f21110ce00685206bbc5
MD5 hash:
64d8891ab5462314e63dc2e60d9dcc9c
SHA1 hash:
cb5350d334c2727235f1462794eefefdafcb83db
Link:
https://www.unpac.me/results/a86d3b6e-58a8-416c-b623-4b9000cb0062/
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/18a0eae481037bf1603b9200e305f128d0fc824c0e21f21110ce00685206bbc5

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:MALWARE_Win_DLInjector01
Create hunting rule
Author:ditekSHen
Description:Detects specific downloader injector shellcode

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 18a0eae481037bf1603b9200e305f128d0fc824c0e21f21110ce00685206bbc5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1453980/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/171954/

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