MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc93d2afb3050904e62f765768f681132d63f88f196c3c2d0668ba6530348064. 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: 8


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bc93d2afb3050904e62f765768f681132d63f88f196c3c2d0668ba6530348064
SHA3-384 hash: e570c4d4982c8e314df72dc9a0d6afbf8fb69898d3ee80b4798c4e4c484b0278103a038b72373a6b76bd0d8b04b4e781
SHA1 hash: 88149df7fd9038d79d2f341151f620cec64bf8bb
MD5 hash: 2c3709c93961273849bb1e51ecd598da
humanhash: utah-two-high-fruit
File name:2c3709c93961273849bb1e51ecd598da.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:140'288 bytes
First seen:2020-12-29 07:47:34 UTC
Last seen:2020-12-29 10:11:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2144f9c12885542d4a4f22de64e840e1 (26 x RedLineStealer, 24 x Smoke Loader, 13 x RaccoonStealer)
ssdeep 1536:vBBTV1edEr8UUFGGnmoiahAlyrQnV3G09H6shG8Kx2z23NOKUJC:bTV198GGnfiahAlyrQnV3Hfo2z234C
Threatray 1'464 similar samples on MalwareBazaar
TLSH E4D3F1239B9603BEF4A44F30E627C25A511FF77A490CB2A17D9BD9CA68738C5760DC11
Reporter abuse_ch
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
343
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2c3709c93961273849bb1e51ecd598da.exe
Verdict:
Suspicious activity
Analysis date:
2020-12-29 07:53:43 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5d7038c6-23ee-43fb-ab22-4570fb4de47e

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/109720/
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:
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:
Raccoon RedLine SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/571256
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
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)
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
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: 334691 Sample: HOJAsmBUjl.exe Startdate: 29/12/2020 Architecture: WINDOWS Score: 100 99 gxd3fp7fe7cac6jzn2sac.online 2->99 101 api.ip.sb 2->101 103 4 other IPs or domains 2->103 127 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->127 129 Multi AV Scanner detection for domain / URL 2->129 131 Antivirus detection for URL or domain 2->131 133 11 other signatures 2->133 12 HOJAsmBUjl.exe 1 2->12         started        16 atifder 2->16         started        signatures3 process4 file5 97 C:\Users\user\AppData\Local\Temp\CC4F.tmp, PE32 12->97 dropped 151 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 12->151 153 Renames NTDLL to bypass HIPS 12->153 155 Maps a DLL or memory area into another process 12->155 157 2 other signatures 12->157 18 explorer.exe 4 12->18 injected signatures6 process7 dnsIp8 105 79.110.52.117, 80 V4ESCROW-ASRO Romania 18->105 107 gamesforconsoles2222.top 5.2.76.209, 49734, 49762, 49778 LITESERVERNL Netherlands 18->107 109 4 other IPs or domains 18->109 75 C:\Users\user\AppData\Roaming\atifder, PE32 18->75 dropped 77 C:\Users\user\...\atifder:Zone.Identifier, ASCII 18->77 dropped 79 C:\Users\user\AppData\Local\Temp\1147.exe, PE32 18->79 dropped 135 System process connects to network (likely due to code injection or exploit) 18->135 137 Benign windows process drops PE files 18->137 139 Deletes itself after installation 18->139 141 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->141 23 1147.exe 19 18->23         started        27 9231.exe 18->27         started        30 7D50.exe 14 2 18->30         started        file9 signatures10 process11 dnsIp12 111 95.181.152.100, 49760, 49763, 49777 MSKHOSTRU Russian Federation 23->111 113 gxd3fp7fe7cac6jzn2sac.online 95.181.152.177, 49754, 49764, 49766 MSKHOSTRU Russian Federation 23->113 81 C:\ProgramData81etHelper\...\nethelper.dll, PE32 23->81 dropped 83 C:\Users\user\AppData\...\nethelper[1].dll, PE32 23->83 dropped 32 cmd.exe 1 23->32         started        34 cmd.exe 1 23->34         started        36 cmd.exe 1 23->36         started        38 cmd.exe 1 23->38         started        115 telete.in 195.201.225.248, 443, 49787 HETZNER-ASDE Germany 27->115 117 tripsafe.fun 172.67.203.151, 443, 49797 CLOUDFLARENETUS United States 27->117 85 C:\Users\user\AppData\LocalLow\sqlite3.dll, PE32 27->85 dropped 87 C:\Users\user\AppData\...\vcruntime140.dll, PE32 27->87 dropped 89 C:\Users\user\AppData\...\ucrtbase.dll, PE32 27->89 dropped 91 56 other files (none is malicious) 27->91 dropped 145 Tries to steal Mail credentials (via file access) 27->145 147 Tries to harvest and steal browser information (history, passwords, etc) 27->147 119 api.ip.sb 30->119 121 WHOIS.RIPE.NET 193.0.6.135, 43, 49828, 49862 RIPE-NCC-ASReseauxIPEuropeensNetworkCoordinationCentre Netherlands 30->121 123 3 other IPs or domains 30->123 149 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 30->149 file13 signatures14 process15 process16 40 rundll32.exe 15 32->40         started        45 conhost.exe 32->45         started        47 conhost.exe 34->47         started        49 timeout.exe 1 34->49         started        51 conhost.exe 36->51         started        53 reg.exe 1 1 36->53         started        55 conhost.exe 38->55         started        57 reg.exe 1 1 38->57         started        dnsIp17 125 udre3kvzatwrx6ues4p2u.top 193.38.55.37, 49768, 49807, 49852 SERVERIUS-ASNL Russian Federation 40->125 93 C:\Users\user\AppData\Local\...\nethelper.exe, PE32 40->93 dropped 95 C:\Users\user\AppData\...\nethelper[1].info, PE32 40->95 dropped 143 System process connects to network (likely due to code injection or exploit) 40->143 59 cmd.exe 1 40->59         started        61 cmd.exe 1 40->61         started        63 cmd.exe 40->63         started        file18 signatures19 process20 process21 65 conhost.exe 59->65         started        67 schtasks.exe 1 59->67         started        69 conhost.exe 61->69         started        71 schtasks.exe 61->71         started        73 conhost.exe 63->73         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bc93d2afb3050904e62f765768f681132d63f88f196c3c2d0668ba6530348064/
Threat name:
Win32.Trojan.Zenpack
Create hunting rule
Status:
Malicious
First seen:
2020-12-29 07:48:08 UTC
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Verdict:
suspicious
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Smoke Loader
+ 1'454 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-rl1dkemf2n/
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
Suspicious use of UnmapMainImage
JavaScript code in executable
Checks installed software on the system
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:
e0c570bbb4a7fbb1cd619c49e20cacdcb2098d51b922aa45850be0e79372558c
MD5 hash:
3e04199b02ee83446632e13b4ced9937
SHA1 hash:
4fba9c2ae4617de31b84b56cb26492b3636ec129
Link:
https://www.unpac.me/results/d28fa975-27a7-4afd-b663-fa478d1a2d67/
SH256 hash:
6f2184dfe083c769ca14dc0cbfee5e2615b180aff2e58c6552a79c11a27c0e91
MD5 hash:
fd3cb401704fd1d4070139d45569b743
SHA1 hash:
6dfad0f23deaae5a3b12e7f90217d9f8a8376509
Link:
https://www.unpac.me/results/d28fa975-27a7-4afd-b663-fa478d1a2d67/
SH256 hash:
bc93d2afb3050904e62f765768f681132d63f88f196c3c2d0668ba6530348064
MD5 hash:
2c3709c93961273849bb1e51ecd598da
SHA1 hash:
88149df7fd9038d79d2f341151f620cec64bf8bb
Link:
https://www.unpac.me/results/d28fa975-27a7-4afd-b663-fa478d1a2d67/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Smokeloader
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/bc93d2afb3050904e62f765768f681132d63f88f196c3c2d0668ba6530348064

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 bc93d2afb3050904e62f765768f681132d63f88f196c3c2d0668ba6530348064

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/943588/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/109720/

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