MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 430ff3dba43b7a63c4a04a52bf6794044a86c0084843c9f115118e789982bed6. 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: 7


Intelligence 7 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 430ff3dba43b7a63c4a04a52bf6794044a86c0084843c9f115118e789982bed6
SHA3-384 hash: bcc223bad1e452b137fa273e53f16f9ed69cac8a5380bbb712e9c62968eab1651a6df37631e20493f8b8e14fd8b85027
SHA1 hash: 137b8059a231dba8c654771b09db028a9e72f20c
MD5 hash: dc7c1bf583939fef10df9f038b60fc24
humanhash: twelve-don-earth-maine
File name:dc7c1bf583939fef10df9f038b60fc24.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:139'776 bytes
First seen:2020-12-29 07:34:50 UTC
Last seen:2020-12-29 10:12:12 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2144f9c12885542d4a4f22de64e840e1 (26 x RedLineStealer, 24 x Smoke Loader, 13 x RaccoonStealer)
ssdeep 1536:ZJVTmezodX4ITzToVAnDVGEsO6fqchHN6hTcK86Kskvwb0Ixq0GxmkGZARGZM3j:xudoIfTHDVJslfqMNqcKi5MbUuZ6AM
Threatray 1'979 similar samples on MalwareBazaar
TLSH 6CD302F51B793094DA0C4D748F6DAE1A1706AF23877BA111FDC166498B3DF01D90AE86
Reporter abuse_ch
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
349
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
dc7c1bf583939fef10df9f038b60fc24.exe
Verdict:
Malicious activity
Analysis date:
2020-12-29 07:35:13 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e6c285b0-532a-4093-a25e-a373774d6a84

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/109698/
Detection(s):
PUA.Win.Packer.Upolyx-12
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Sending a UDP request
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:
MALICIOUS
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/571304
Signature
Antivirus detection for URL or domain
Benign windows process drops PE files
Binary contains a suspicious time stamp
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted 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: 334715 Sample: DNxla1yNfm.exe Startdate: 29/12/2020 Architecture: WINDOWS Score: 100 83 gxd3fp7fe7cac6jzn2sac.online 2->83 97 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->97 99 Multi AV Scanner detection for domain / URL 2->99 101 Antivirus detection for URL or domain 2->101 103 8 other signatures 2->103 12 DNxla1yNfm.exe 1 2->12         started        15 btisbuu 1 2->15         started        signatures3 process4 file5 117 Renames NTDLL to bypass HIPS 12->117 119 Maps a DLL or memory area into another process 12->119 121 Checks if the current machine is a virtual machine (disk enumeration) 12->121 18 explorer.exe 4 12->18 injected 81 C:\Users\user\AppData\Local\Temp\CC4F.tmp, PE32 15->81 dropped 123 Multi AV Scanner detection for dropped file 15->123 125 Machine Learning detection for dropped file 15->125 127 Creates a thread in another existing process (thread injection) 15->127 signatures6 process7 dnsIp8 85 79.110.52.117, 80 V4ESCROW-ASRO Romania 18->85 87 gamesforconsoles2222.top 5.2.76.209, 49734, 80 LITESERVERNL Netherlands 18->87 89 5 other IPs or domains 18->89 67 C:\Users\user\AppData\Roaming\btisbuu, PE32 18->67 dropped 69 C:\Users\user\AppData\Local\Temp\4DB8.exe, PE32 18->69 dropped 71 C:\Users\user\...\btisbuu:Zone.Identifier, ASCII 18->71 dropped 105 System process connects to network (likely due to code injection or exploit) 18->105 107 Benign windows process drops PE files 18->107 109 Deletes itself after installation 18->109 111 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->111 23 4DB8.exe 19 18->23         started        file9 signatures10 process11 dnsIp12 93 gxd3fp7fe7cac6jzn2sac.online 95.181.152.100, 49750, 49753, 49756 MSKHOSTRU Russian Federation 23->93 95 192.168.2.1 unknown unknown 23->95 77 C:\Users\user\AppData\...\nethelper[1].dll, PE32 23->77 dropped 79 C:\ProgramData79etHelper\...\nethelper.dll, PE32 23->79 dropped 115 Machine Learning detection for dropped file 23->115 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 91 udre3kvzatwrx6ues4p2u.top 94.250.255.61, 49767, 49833, 49861 THEFIRST-ASRU Russian Federation 36->91 73 C:\Users\user\AppData\Local\...\nethelper.exe, PE32 36->73 dropped 75 C:\Users\user\AppData\...\nethelper[1].info, PE32 36->75 dropped 113 System process connects to network (likely due to code injection or exploit) 36->113 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       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/430ff3dba43b7a63c4a04a52bf6794044a86c0084843c9f115118e789982bed6/
Threat name:
Win32.Trojan.Zenpack
Create hunting rule
Status:
Malicious
First seen:
2020-12-29 07:35:08 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Verdict:
suspicious
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a33fba201470062e7411eb129e52102e9ec7150d0d4d46c877aa241d2fef826c
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a8ae3cb248fb4721b27615276393e430bae895d37794b917f09980bd31c1176c
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a8d6e8219c6ec6f8284026609f9989fa8caa68e517a239973da19793d1fc2d60
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caa6e314a8ebbba3eadc8a0cd77e70e794928d24e6be19d7f2891383540440cb
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e712c96d24277d1104e11fecb574f588c5ea68d4b702dbb2348bc711b845c2b3
Smoke Loader
+ 1'969 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader backdoor spyware trojan upx
Link:
https://tria.ge/reports/201229-rqkgknwn4j/
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
Suspicious use of AdjustPrivilegeToken
Program crash
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
UPX packed file
SmokeLoader
Suspicious use of NtCreateProcessExOtherParentProcess
Malware Config
C2 Extraction:
http://vtdilet.com/upload/
http://netvxi.com/upload/
http://tinnys.monster/upload/
Unpacked files
SH256 hash:
430ff3dba43b7a63c4a04a52bf6794044a86c0084843c9f115118e789982bed6
MD5 hash:
dc7c1bf583939fef10df9f038b60fc24
SHA1 hash:
137b8059a231dba8c654771b09db028a9e72f20c
Link:
https://www.unpac.me/results/f65728d7-7ab9-43ed-a692-10c1753fed9f/
SH256 hash:
07af92236a63b0338409a254d11e553df56d2dec8b0c3e9ead54111c4741f7b1
MD5 hash:
07adaae3f38baf0002b5eac423da449e
SHA1 hash:
abfadc282d5bea074b7326d199613699194c4bda
Link:
https://www.unpac.me/results/f65728d7-7ab9-43ed-a692-10c1753fed9f/
SH256 hash:
6f2184dfe083c769ca14dc0cbfee5e2615b180aff2e58c6552a79c11a27c0e91
MD5 hash:
fd3cb401704fd1d4070139d45569b743
SHA1 hash:
6dfad0f23deaae5a3b12e7f90217d9f8a8376509
Link:
https://www.unpac.me/results/f65728d7-7ab9-43ed-a692-10c1753fed9f/
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/430ff3dba43b7a63c4a04a52bf6794044a86c0084843c9f115118e789982bed6

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 430ff3dba43b7a63c4a04a52bf6794044a86c0084843c9f115118e789982bed6

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/943588/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/109698/

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