MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a4a4d3f4f4152c5a00f03f56b2f8e73392f7de2b3fd8a0c7e8bfda533d7a66b4. 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: 15


Intelligence 15 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a4a4d3f4f4152c5a00f03f56b2f8e73392f7de2b3fd8a0c7e8bfda533d7a66b4
SHA3-384 hash: 1116906b6f9d0732e50e4e9a4c50a594fb8ad930af632b15fa134db88319ca1f13dfdcf6e78f25d565c2034c0947510b
SHA1 hash: a93a3f5715dca93ba4e3dde62472225b13d481ae
MD5 hash: 9474c7bedf7928e53d3654a93714a1a1
humanhash: pizza-april-bacon-football
File name:file.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:294'400 bytes
First seen:2023-05-27 02:17:23 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash bd191f6a78cc98a8bbe61db18ad8e9a2 (5 x Glupteba, 4 x Smoke Loader, 3 x ArkeiStealer)
ssdeep 3072:2j8ZJmDK0Lu/udXSlgk9n3MPW7Pazde89+/AEMBH1/StvKX54J9zuJHN2:cAJOdFdXSWRmax6AEMBV/+nJNuJ0
Threatray 4'846 similar samples on MalwareBazaar
TLSH T1DD543A2392E17D90E9264A739E2ED7E8771DF2544E0937652218AFEF04F017AC1B3789
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 088a221342020400 (1 x Smoke Loader)
Reporter Chainskilabs
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
247
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
smoke
Create hunting rule
ID:
1
File name:
file.exe
Verdict:
Malicious activity
Analysis date:
2023-05-27 02:19:16 UTC
Tags:
loader smoke trojan
Link:
https://app.any.run/tasks/87f4b03b-70ee-47d4-828c-2fff79cda00d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
SmokeLoader
Create hunting rule
Link:
https://www.capesandbox.com/analysis/392347/
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
Creating a process from a recently created file
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Creating a process with a hidden window
Launching a process
Creating a window
Launching cmd.exe command interpreter
Searching for synchronization primitives
Delayed reading of the file
Launching the default Windows debugger (dwwin.exe)
Running batch commands
Query of malicious DNS domain
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Sending a TCP request to an infection source
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Sending an HTTP GET request to an infection source
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware mokes packed xpack
Link:
https://www.filescan.io/uploads/6471685baedbf977743b9616/reports/6d445a6d-41da-4d9c-8e21-9e9fc45b71b1/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/a4a4d3f4f4152c5a00f03f56b2f8e73392f7de2b3fd8a0c7e8bfda533d7a66b4
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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/39199901-095b-42bf-9d89-58c5ab5731e2
Result
Threat name:
Amadey, Babuk, Djvu, Fabookie, SmokeLoad
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1243643
Signature
Antivirus detection for dropped file
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)
Creates a thread in another existing process (thread injection)
Creates an undocumented autostart registry key
Deletes itself after installation
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Found ransom note / readme
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample uses process hollowing technique
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes a notice file (html or txt) to demand a ransom
Yara detected Amadey bot
Yara detected Amadeys stealer DLL
Yara detected Babuk Ransomware
Yara detected Djvu Ransomware
Yara detected Fabookie
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 876651 Sample: file.exe Startdate: 27/05/2023 Architecture: WINDOWS Score: 100 110 colisumy.com 2->110 112 api.2ip.ua 2->112 132 Snort IDS alert for network traffic 2->132 134 Multi AV Scanner detection for domain / URL 2->134 136 Found malware configuration 2->136 138 17 other signatures 2->138 12 file.exe 2->12         started        15 5594.exe 2->15         started        17 sebtdwi 2->17         started        19 mnolyk.exe 2->19         started        signatures3 process4 signatures5 168 Detected unpacking (changes PE section rights) 12->168 170 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 12->170 172 Maps a DLL or memory area into another process 12->172 21 explorer.exe 11 45 12->21 injected 174 Multi AV Scanner detection for dropped file 15->174 176 Detected unpacking (overwrites its own PE header) 15->176 178 Machine Learning detection for dropped file 15->178 184 2 other signatures 15->184 26 5594.exe 14 15->26         started        180 Checks if the current machine is a virtual machine (disk enumeration) 17->180 182 Creates a thread in another existing process (thread injection) 17->182 process6 dnsIp7 114 175.126.109.15 SKB-ASSKBroadbandCoLtdKR Korea Republic of 21->114 116 222.236.49.124 SKB-ASSKBroadbandCoLtdKR Korea Republic of 21->116 120 13 other IPs or domains 21->120 80 C:\Users\user\AppData\Roaming\sebtdwi, PE32 21->80 dropped 82 C:\Users\user\AppData\Roaming\gdbtdwi, PE32 21->82 dropped 84 C:\Users\user\AppData\Local\Temp\F858.exe, PE32 21->84 dropped 92 17 other malicious files 21->92 dropped 140 System process connects to network (likely due to code injection or exploit) 21->140 142 Benign windows process drops PE files 21->142 144 Deletes itself after installation 21->144 146 Hides that the sample has been downloaded from the Internet (zone.identifier) 21->146 28 4E2D.exe 5 21->28         started        32 5594.exe 21->32         started        34 1A30.exe 21->34         started        36 7 other processes 21->36 118 api.2ip.ua 26->118 86 C:\Users\user\_readme.txt, ASCII 26->86 dropped 88 C:\Users\user\Desktop\TQDFJHPUIU.xlsx, data 26->88 dropped 90 C:\Users\user\DesktopbehaviorgraphIGIYTFFYT.xlsx, data 26->90 dropped 94 2 other malicious files 26->94 dropped 148 Modifies existing user documents (likely ransomware behavior) 26->148 file8 signatures9 process10 file11 104 C:\Users\user\AppData\Local\Temp\aafg31.exe, PE32+ 28->104 dropped 106 C:\Users\user\AppData\Local\...\XandETC.exe, PE32+ 28->106 dropped 108 C:\Users\user\AppData\Local\...108ewPlayer.exe, PE32 28->108 dropped 186 Antivirus detection for dropped file 28->186 188 Multi AV Scanner detection for dropped file 28->188 190 Machine Learning detection for dropped file 28->190 38 NewPlayer.exe 28->38         started        42 aafg31.exe 28->42         started        45 XandETC.exe 28->45         started        192 Detected unpacking (changes PE section rights) 32->192 194 Detected unpacking (overwrites its own PE header) 32->194 196 Injects a PE file into a foreign processes 32->196 47 5594.exe 1 15 32->47         started        198 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 34->198 200 Maps a DLL or memory area into another process 34->200 202 Checks if the current machine is a virtual machine (disk enumeration) 34->202 204 Creates a thread in another existing process (thread injection) 34->204 206 Sample uses process hollowing technique 36->206 49 B4D3.exe 36->49         started        51 7CD.exe 36->51         started        53 F858.exe 36->53         started        55 2 other processes 36->55 signatures12 process13 dnsIp14 96 C:\Users\user\AppData\Local\...\mnolyk.exe, PE32 38->96 dropped 150 Antivirus detection for dropped file 38->150 152 Multi AV Scanner detection for dropped file 38->152 154 Machine Learning detection for dropped file 38->154 57 mnolyk.exe 38->57         started        124 jp.imgjeoighw.com 103.100.211.218, 49703, 80 HKKFGL-AS-APHKKwaifongGroupLimitedHK Hong Kong 42->124 126 ss.apjeoighw.com 154.221.31.191 HKKFGL-AS-APHKKwaifongGroupLimitedHK Seychelles 42->126 130 6 other IPs or domains 42->130 156 Tries to harvest and steal browser information (history, passwords, etc) 42->156 128 api.2ip.ua 162.0.217.254, 443, 49699, 49706 ACPCA Canada 47->128 98 C:\Users\user\AppData\Local\...\5594.exe, PE32 47->98 dropped 61 5594.exe 47->61         started        63 icacls.exe 47->63         started        file15 signatures16 process17 file18 100 C:\Users\user\AppData\Roaming\...\cred64.dll, PE32+ 57->100 dropped 102 C:\Users\user\AppData\Local\...\cred64[1].dll, PE32+ 57->102 dropped 158 Antivirus detection for dropped file 57->158 160 Multi AV Scanner detection for dropped file 57->160 162 Creates an undocumented autostart registry key 57->162 166 2 other signatures 57->166 65 cmd.exe 57->65         started        67 schtasks.exe 57->67         started        164 Injects a PE file into a foreign processes 61->164 69 5594.exe 61->69         started        signatures19 process20 dnsIp21 72 conhost.exe 65->72         started        74 cmd.exe 65->74         started        76 cacls.exe 65->76         started        78 conhost.exe 67->78         started        122 api.2ip.ua 69->122 process22
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a4a4d3f4f4152c5a00f03f56b2f8e73392f7de2b3fd8a0c7e8bfda533d7a66b4/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Suspicious
First seen:
2023-05-27 02:18:05 UTC
File Type:
PE (Exe)
Extracted files:
56
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ussnh5hucuwfuahqh5llf6hhgojppxrlh7mkbr7ix7nfgpl2m22a._file
Verdict:
malicious
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+ 4'836 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:amadey family:djvu family:smokeloader family:vidar botnet:e44c96dfdf315ccf17cdd4b93cfe6e48 botnet:pub1 backdoor discovery persistence ransomware stealer trojan
Link:
https://tria.ge/reports/230527-crangsab88/
Behaviour
Checks SCSI registry key(s)
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Modifies file permissions
Downloads MZ/PE file
Amadey
Detected Djvu ransomware
Djvu Ransomware
SmokeLoader
Vidar
Malware Config
C2 Extraction:
http://potunulit.org/
http://hutnilior.net/
http://bulimu55t.net/
http://soryytlic4.net/
http://novanosa5org.org/
http://nuljjjnuli.org/
http://tolilolihul.net/
http://somatoka51hub.net/
http://hujukui3.net/
http://bukubuka1.net/
http://golilopaster.org/
http://newzelannd66.org/
http://otriluyttn.org/
http://toobussy.com/tmp/
http://wuc11.com/tmp/
http://ladogatur.ru/tmp/
http://kingpirate.ru/tmp/
http://zexeq.com/raud/get.php
http://zexeq.com/lancer/get.php
45.9.74.80/0bjdn2Z/index.php
https://steamcommunity.com/profiles/76561199508624021
https://t.me/looking_glassbot
Gathering data
Malware family:
STOP
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a4a4d3f4f415/report/overview.html
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/a4a4d3f4f4152c5a00f03f56b2f8e73392f7de2b3fd8a0c7e8bfda533d7a66b4

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB

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 a4a4d3f4f4152c5a00f03f56b2f8e73392f7de2b3fd8a0c7e8bfda533d7a66b4

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/392347/

Comments