MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 eb578a996987c1bc8ef77f0c5f204a115faea3a5d88190fc076dbbc9cb3d98b0. 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: 6


Intelligence 6 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: eb578a996987c1bc8ef77f0c5f204a115faea3a5d88190fc076dbbc9cb3d98b0
SHA3-384 hash: bd4fe0db326ebc58319ea6a6a5c64fb5f371adb0914bb376fda07770c6a16fd9460f7da5a568454a59a62e567df8d81a
SHA1 hash: 7e30c1927a21808e6527ad370c799e986b5f3176
MD5 hash: 15521d212dddf310778ca67d98a298a3
humanhash: eighteen-cup-seven-single
File name:15521d212dddf310778ca67d98a298a3.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:140'288 bytes
First seen:2020-12-29 07:36:40 UTC
Last seen:2020-12-29 10:11:52 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2144f9c12885542d4a4f22de64e840e1 (26 x RedLineStealer, 24 x Smoke Loader, 13 x RaccoonStealer)
ssdeep 3072:CJWRYCJ3ytpWFOk87gleOFFjPSLExQmw+chk8qWHdQ:CIJ3ytpxM7F5aLE6V+wNdQ
Threatray 822 similar samples on MalwareBazaar
TLSH 6FD30103EAA7CF09F0D122B08117C634969DFB60BBADA00B9DA4E77DAE315621547F07
Reporter abuse_ch
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
347
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
15521d212dddf310778ca67d98a298a3.exe
Verdict:
Suspicious activity
Analysis date:
2020-12-29 07:41:18 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a66a83e8-73f5-45e3-a89c-55ec59d90738

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/109706/
Detection(s):
PUA.Win.Packer.Upolyx-12
Create hunting rule

PUA.Win.Packer.Upx-4
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a file in the %temp% directory
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Connection attempt to an infection source
Deleting of the original file
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
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.
Result
Threat name:
SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/571215
Signature
Antivirus detection for URL or domain
Benign windows process drops PE files
Binary contains a suspicious time stamp
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Found C&C like URL pattern
Hides that the sample has been downloaded from the Internet (zone.identifier)
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 dropped file
Renames NTDLL to bypass HIPS
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 334669 Sample: sfe1bQM0vu.exe Startdate: 29/12/2020 Architecture: WINDOWS Score: 100 85 netvxi.com 2->85 101 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->101 103 Antivirus detection for URL or domain 2->103 105 Multi AV Scanner detection for dropped file 2->105 107 6 other signatures 2->107 12 sfe1bQM0vu.exe 1 2->12         started        15 ciswijc 1 2->15         started        signatures3 process4 file5 123 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 12->123 125 Renames NTDLL to bypass HIPS 12->125 127 Maps a DLL or memory area into another process 12->127 18 explorer.exe 4 12->18 injected 83 C:\Users\user\AppData\Local\Temp\CC4F.tmp, PE32 15->83 dropped 129 Machine Learning detection for dropped file 15->129 131 Checks if the current machine is a virtual machine (disk enumeration) 15->131 133 Creates a thread in another existing process (thread injection) 15->133 signatures6 process7 dnsIp8 87 79.110.52.117, 80 V4ESCROW-ASRO Romania 18->87 89 vtdilet.com 18->89 91 4 other IPs or domains 18->91 69 C:\Users\user\AppData\Roaming\ciswijc, PE32 18->69 dropped 71 C:\Users\user\AppData\Local\Temp\5634.exe, PE32 18->71 dropped 73 C:\Users\user\...\ciswijc:Zone.Identifier, ASCII 18->73 dropped 109 System process connects to network (likely due to code injection or exploit) 18->109 111 Benign windows process drops PE files 18->111 113 Deletes itself after installation 18->113 115 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->115 23 5634.exe 19 18->23         started        file9 signatures10 process11 dnsIp12 95 95.181.152.100, 49743, 49744, 49745 MSKHOSTRU Russian Federation 23->95 97 gxd3fp7fe7cac6jzn2sac.online 95.181.152.177, 49742, 49746, 49747 MSKHOSTRU Russian Federation 23->97 99 192.168.2.1 unknown unknown 23->99 79 C:\Users\user\AppData\...\nethelper[1].dll, PE32 23->79 dropped 81 C:\ProgramData81etHelper\...\nethelper.dll, PE32 23->81 dropped 119 Multi AV Scanner detection for dropped file 23->119 121 Machine Learning detection for dropped file 23->121 28 cmd.exe 1 23->28         started        30 cmd.exe 1 23->30         started        32 cmd.exe 1 23->32         started        34 cmd.exe 1 23->34         started        file13 signatures14 process15 process16 36 rundll32.exe 15 28->36         started        41 conhost.exe 28->41         started        43 conhost.exe 30->43         started        45 timeout.exe 1 30->45         started        47 conhost.exe 32->47         started        49 reg.exe 1 1 32->49         started        51 conhost.exe 34->51         started        53 reg.exe 1 1 34->53         started        dnsIp17 93 udre3kvzatwrx6ues4p2u.top 193.38.55.37, 49748, 49805, 80 SERVERIUS-ASNL Russian Federation 36->93 75 C:\Users\user\AppData\Local\...\nethelper.exe, PE32 36->75 dropped 77 C:\Users\user\AppData\...\nethelper[1].info, PE32 36->77 dropped 117 System process connects to network (likely due to code injection or exploit) 36->117 55 cmd.exe 1 36->55         started        57 cmd.exe 1 36->57         started        59 cmd.exe 1 36->59         started        file18 signatures19 process20 process21 61 conhost.exe 55->61         started        63 schtasks.exe 1 55->63         started        65 conhost.exe 57->65         started        67 schtasks.exe 1 57->67         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/eb578a996987c1bc8ef77f0c5f204a115faea3a5d88190fc076dbbc9cb3d98b0/
Threat name:
Win32.Trojan.Zenpack
Create hunting rule
Status:
Malicious
First seen:
2020-12-29 07:37:07 UTC
AV detection:
21 of 28 (75.00%)
Threat level:
  5/5
Verdict:
suspicious
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Smoke Loader
+ 812 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla family:raccoon family:redline family:smokeloader backdoor discovery infostealer keylogger spyware stealer trojan upx
Link:
https://tria.ge/reports/201229-bt22nmeqk6/
Behaviour
Checks SCSI registry key(s)
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Runs ping.exe
Suspicious use of AdjustPrivilegeToken
Checks installed software on the system
JavaScript code in executable
Deletes itself
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
UPX packed file
AgentTesla Payload
SmokeLoader
AgentTesla
Raccoon
RedLine
Malware Config
C2 Extraction:
http://vtdilet.com/upload/
http://netvxi.com/upload/
http://tinnys.monster/upload/
Unpacked files
SH256 hash:
eb578a996987c1bc8ef77f0c5f204a115faea3a5d88190fc076dbbc9cb3d98b0
MD5 hash:
15521d212dddf310778ca67d98a298a3
SHA1 hash:
7e30c1927a21808e6527ad370c799e986b5f3176
Link:
https://www.unpac.me/results/8c5e766a-ecf4-4689-96cd-03eb62629387/
SH256 hash:
937e45536fd11a900fa316a0702ff44ea73db7b9c56a36289b6e9ee708d31aa3
MD5 hash:
8e448edeea866b4b1185a8f73f498c2f
SHA1 hash:
2e49adeddfa8e2664f94ed9f0ce867d433251882
Link:
https://www.unpac.me/results/8c5e766a-ecf4-4689-96cd-03eb62629387/
SH256 hash:
6f2184dfe083c769ca14dc0cbfee5e2615b180aff2e58c6552a79c11a27c0e91
MD5 hash:
fd3cb401704fd1d4070139d45569b743
SHA1 hash:
6dfad0f23deaae5a3b12e7f90217d9f8a8376509
Link:
https://www.unpac.me/results/8c5e766a-ecf4-4689-96cd-03eb62629387/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.34
Link:
https://yomi.yoroi.company/submissions/eb578a996987c1bc8ef77f0c5f204a115faea3a5d88190fc076dbbc9cb3d98b0

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:suspicious_packer_section
Create hunting rule
Author:@j0sm1
Description:The packer/protector section names/keywords
Reference:http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/

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 eb578a996987c1bc8ef77f0c5f204a115faea3a5d88190fc076dbbc9cb3d98b0

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/943588/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/109706/

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