MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 def3ea13d6bea242eceb7a032076e4127b463f83acab8e78bb60ba4ca4ae2709. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: def3ea13d6bea242eceb7a032076e4127b463f83acab8e78bb60ba4ca4ae2709
SHA3-384 hash: 5acc6d4c746064acdc30705d317bff539d2c1f9e2f1f455509c6bca2b43ac702035a1a9dde0913a02c2477c632caa544
SHA1 hash: cb26a64b6df40eaa0f2fb770efc489b3f6cebe10
MD5 hash: eb928f21280095b1fd218c00e31a1231
humanhash: helium-thirteen-kentucky-arkansas
File name:eb928f21280095b1fd218c00e31a1231.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:157'696 bytes
First seen:2020-12-28 17:51:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2144f9c12885542d4a4f22de64e840e1 (26 x RedLineStealer, 24 x Smoke Loader, 13 x RaccoonStealer)
ssdeep 3072:KLdj0t09sCeyKxltvSI9vnolSQV46ExBUsciSkl3/OHB:+dFGltNnnO6xBU5iplc
Threatray 1'957 similar samples on MalwareBazaar
TLSH AEF31271CC9D0FD1FD095FBCB2C897A25A357D324B0A0E9A6828CD2E1D762F56980547
Reporter abuse_ch
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
390
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
eb928f21280095b1fd218c00e31a1231.exe
Verdict:
Suspicious activity
Analysis date:
2020-12-28 17:55:45 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4637c8ba-b265-4d46-880a-23f2080d3ee1

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/109606/
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:
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:
Raccoon RedLine SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/570937
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)
Contains functionality to infect the boot sector
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)
Found C&C like URL pattern
Found many strings related to Crypto-Wallets (likely being stolen)
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
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
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)
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 harvest and steal ftp login credentials
Tries to steal Mail credentials (via file access)
Uses cmd line tools excessively to alter registry or file data
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Raccoon Stealer
Yara detected RedLine Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 334527 Sample: 530ppafC4x.exe Startdate: 28/12/2020 Architecture: WINDOWS Score: 100 110 gxd3fp7fe7cac6jzn2sac.online 2->110 112 g.msn.com 2->112 136 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->136 138 Multi AV Scanner detection for domain / URL 2->138 140 Antivirus detection for URL or domain 2->140 142 12 other signatures 2->142 12 530ppafC4x.exe 1 2->12         started        15 ssesrif 1 2->15         started        18 nethelper.exe 2->18         started        signatures3 process4 file5 154 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 12->154 156 Renames NTDLL to bypass HIPS 12->156 158 Maps a DLL or memory area into another process 12->158 20 explorer.exe 12 12->20 injected 108 C:\Users\user\AppData\Local\Temp\CC4F.tmp, PE32 15->108 dropped 160 Checks if the current machine is a virtual machine (disk enumeration) 15->160 162 Creates a thread in another existing process (thread injection) 15->162 164 Detected unpacking (changes PE section rights) 18->164 166 Detected unpacking (overwrites its own PE header) 18->166 signatures6 process7 dnsIp8 114 79.110.52.117, 49751, 80 V4ESCROW-ASRO Romania 20->114 116 gamesforconsoles2222.top 5.2.76.209, 49747, 49765, 49771 LITESERVERNL Netherlands 20->116 118 4 other IPs or domains 20->118 84 C:\Users\user\AppData\Roaming\ssesrif, PE32 20->84 dropped 86 C:\Users\user\AppData\Local\Temp\8681.exe, PE32 20->86 dropped 88 C:\Users\user\AppData\Local\Temp\7961.exe, PE32 20->88 dropped 90 4 other files (3 malicious) 20->90 dropped 144 System process connects to network (likely due to code injection or exploit) 20->144 146 Benign windows process drops PE files 20->146 148 Deletes itself after installation 20->148 150 Hides that the sample has been downloaded from the Internet (zone.identifier) 20->150 25 4BB6.exe 19 20->25         started        29 7961.exe 83 20->29         started        32 6B37.exe 15 23 20->32         started        34 2 other processes 20->34 file9 signatures10 process11 dnsIp12 120 gxd3fp7fe7cac6jzn2sac.online 64.187.226.251, 49782, 49789, 49790 QUICKPACKETUS United States 25->120 122 95.181.152.177, 49785, 49786, 49788 MSKHOSTRU Russian Federation 25->122 92 C:\ProgramData92etHelper\...\nethelper.dll, PE32 25->92 dropped 94 C:\Users\user\AppData\...\nethelper[1].dll, PE32 25->94 dropped 36 cmd.exe 25->36         started        38 cmd.exe 25->38         started        41 cmd.exe 25->41         started        43 cmd.exe 25->43         started        130 2 other IPs or domains 29->130 96 C:\Users\user\AppData\LocalLow\sqlite3.dll, PE32 29->96 dropped 98 C:\Users\user\AppData\...\vcruntime140.dll, PE32 29->98 dropped 100 C:\Users\user\AppData\...\ucrtbase.dll, PE32 29->100 dropped 102 56 other files (none is malicious) 29->102 dropped 168 Tries to steal Mail credentials (via file access) 29->168 170 Tries to harvest and steal browser information (history, passwords, etc) 29->170 124 api.ip.sb 32->124 126 WHOIS.RIPE.NET 193.0.6.135, 43, 49831 RIPE-NCC-ASReseauxIPEuropeensNetworkCoordinationCentre Netherlands 32->126 132 3 other IPs or domains 32->132 172 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 32->172 174 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 32->174 176 Uses cmd line tools excessively to alter registry or file data 32->176 128 193.124.66.33, 2229, 49821 MTW-ASRU Russian Federation 34->128 178 Contains functionality to infect the boot sector 34->178 180 Tries to harvest and steal ftp login credentials 34->180 file13 signatures14 process15 signatures16 45 rundll32.exe 36->45         started        50 conhost.exe 36->50         started        152 Uses cmd line tools excessively to alter registry or file data 38->152 52 conhost.exe 38->52         started        54 reg.exe 38->54         started        56 conhost.exe 41->56         started        58 reg.exe 41->58         started        60 conhost.exe 43->60         started        62 timeout.exe 43->62         started        process17 dnsIp18 134 udre3kvzatwrx6ues4p2u.top 94.250.255.61, 49792, 80 THEFIRST-ASRU Russian Federation 45->134 104 C:\Users\user\AppData\Local\...\nethelper.exe, PE32 45->104 dropped 106 C:\Users\user\AppData\...\nethelper[1].info, PE32 45->106 dropped 182 System process connects to network (likely due to code injection or exploit) 45->182 64 cmd.exe 45->64         started        66 cmd.exe 45->66         started        68 cmd.exe 45->68         started        70 cmd.exe 45->70         started        file19 signatures20 process21 process22 72 conhost.exe 64->72         started        74 schtasks.exe 64->74         started        76 conhost.exe 66->76         started        78 schtasks.exe 66->78         started        80 conhost.exe 68->80         started        82 schtasks.exe 68->82         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/def3ea13d6bea242eceb7a032076e4127b463f83acab8e78bb60ba4ca4ae2709/
Threat name:
Win32.Trojan.Zenpack
Create hunting rule
Status:
Malicious
First seen:
2020-12-28 14:52:27 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Verdict:
suspicious
Similar samples:
0969327fda05101320538ec7c3df4ca3a024fdffc9ff58bcf5570a0960bd9df7
Smoke Loader
0de430b38bdccba626c6c0c5c8297057fd434ccc7a0d4c84bc066eb9dde07420
Smoke Loader
118dd258630c48b0beacd8b4c04c9c9cd3b9f698b660b6a904b1dfc033e00cd1
Smoke Loader
52b6f57b2e7a9fc832227cc0ae02794e506358a295dadcf75387755a1b84b1ea
Smoke Loader
6745aeb1cc8de5e42a94850247ea3d54c65865c95c2492006cf8a7b44da2a961
Smoke Loader
67e8fcfa65a48b5ef7288e91ac8ddab1180cf33150471357485511509955413c
Smoke Loader
856bcc47f2c9617ed7e2c5f702dc5cea6713713da600229b2db076d64f24dfdf
Smoke Loader
a8ae3cb248fb4721b27615276393e430bae895d37794b917f09980bd31c1176c
Smoke Loader
a8d6e8219c6ec6f8284026609f9989fa8caa68e517a239973da19793d1fc2d60
Smoke Loader
caa6e314a8ebbba3eadc8a0cd77e70e794928d24e6be19d7f2891383540440cb
Smoke Loader
+ 1'947 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:raccoon family:smokeloader backdoor discovery spyware stealer trojan upx
Link:
https://tria.ge/reports/201228-dh1wxpm58j/
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
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
Raccoon
SmokeLoader
Malware Config
C2 Extraction:
http://vtdilet.com/upload/
http://netvxi.com/upload/
http://tinnys.monster/upload/
Unpacked files
SH256 hash:
def3ea13d6bea242eceb7a032076e4127b463f83acab8e78bb60ba4ca4ae2709
MD5 hash:
eb928f21280095b1fd218c00e31a1231
SHA1 hash:
cb26a64b6df40eaa0f2fb770efc489b3f6cebe10
Link:
https://www.unpac.me/results/1936491f-83ee-4df2-864a-be3e8ddeeae3/
SH256 hash:
e95b1fa10da4634703c0be640dab32471731f7ec86dea9577388554a568291f5
MD5 hash:
ebb7e640f3eb82b818ea510a2a54ac7a
SHA1 hash:
316dda13d375e8dbb479eea7e4b035f3be010637
Link:
https://www.unpac.me/results/1936491f-83ee-4df2-864a-be3e8ddeeae3/
SH256 hash:
6f2184dfe083c769ca14dc0cbfee5e2615b180aff2e58c6552a79c11a27c0e91
MD5 hash:
fd3cb401704fd1d4070139d45569b743
SHA1 hash:
6dfad0f23deaae5a3b12e7f90217d9f8a8376509
Link:
https://www.unpac.me/results/1936491f-83ee-4df2-864a-be3e8ddeeae3/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Azorult
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/def3ea13d6bea242eceb7a032076e4127b463f83acab8e78bb60ba4ca4ae2709

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/
Rule name:win_smokeloader_a2
Create hunting rule
Author:pnx

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 def3ea13d6bea242eceb7a032076e4127b463f83acab8e78bb60ba4ca4ae2709

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/943588/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/109606/

Comments