MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2d9311e19acadef4104d5e336f0f69156358bc8ad5dedac7432e60116b638a9d. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2d9311e19acadef4104d5e336f0f69156358bc8ad5dedac7432e60116b638a9d
SHA3-384 hash: f42dbaf4c2ed8a4af1e1eabfc0d82f7f2c472811feb303b93330eba58a2f8c8179e002640da8e38bed3acd436793ff6e
SHA1 hash: b959d4c292a0a5908c50f93083ab0058950b6196
MD5 hash: 40e4dbf865ea63aadb667c37fa58a418
humanhash: don-connecticut-bulldog-alaska
File name:40e4dbf865ea63aadb667c37fa58a418.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:736'256 bytes
First seen:2023-03-15 15:50:14 UTC
Last seen:2023-03-15 17:28:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:lQHCGfItmABdVLhcA9D/4BjtVzl6NQ7V5IqjXn1jMQVAmLOFvM:lQHCxdpkBHx6NQ7V5r3RqmWM
Threatray 5'830 similar samples on MalwareBazaar
TLSH T11CF48D3C2EACB7D5F478F7B4ABE08322E7D3AAD3FA26DD5828D6024C4642941749711D
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
240
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
40e4dbf865ea63aadb667c37fa58a418.exe
Verdict:
Malicious activity
Analysis date:
2023-03-15 15:54:10 UTC
Tags:
loader
Link:
https://app.any.run/tasks/e7a2573d-7014-4af1-afd2-4fa16fce0322

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/374619/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.1139.4798.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Searching for synchronization primitives
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed shell32.dll
Link:
https://www.filescan.io/uploads/6411e96753484187e7489f9e/reports/f9422891-1115-46f3-851b-a283d36be4e1/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/2d9311e19acadef4104d5e336f0f69156358bc8ad5dedac7432e60116b638a9d
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1cb83ff6-185c-470f-b539-057d6796f5cb
Result
Threat name:
SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1194310
Signature
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)
Deletes itself after installation
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects code into the Windows Explorer (explorer.exe)
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
Multi AV Scanner detection for submitted file
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 Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 827215 Sample: GbHP3DC5bI.exe Startdate: 15/03/2023 Architecture: WINDOWS Score: 100 51 Malicious sample detected (through community Yara rule) 2->51 53 Antivirus detection for URL or domain 2->53 55 Multi AV Scanner detection for submitted file 2->55 57 5 other signatures 2->57 8 GbHP3DC5bI.exe 3 2->8         started        11 scichgt 3 2->11         started        14 scichgt 2 2->14         started        process3 file4 33 C:\Users\user\AppData\...behaviorgraphbHP3DC5bI.exe.log, ASCII 8->33 dropped 16 GbHP3DC5bI.exe 8->16         started        67 Machine Learning detection for dropped file 11->67 19 scichgt 11->19         started        21 scichgt 11->21         started        signatures5 process6 signatures7 43 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 16->43 45 Maps a DLL or memory area into another process 16->45 47 Checks if the current machine is a virtual machine (disk enumeration) 16->47 23 explorer.exe 1 4 16->23 injected 49 Creates a thread in another existing process (thread injection) 19->49 process8 dnsIp9 39 akmedia.in 192.185.150.20, 49697, 80 UNIFIEDLAYER-AS-1US United States 23->39 41 bethesdaserukam.org 103.119.228.124, 49698, 49702, 49703 IDNIC-CLOUD-INDO-AS-IDPTMITRAVISIONERPRATAMAID Indonesia 23->41 35 C:\Users\user\AppData\Roaming\scichgt, PE32 23->35 dropped 37 C:\Users\user\...\scichgt:Zone.Identifier, ASCII 23->37 dropped 59 System process connects to network (likely due to code injection or exploit) 23->59 61 Benign windows process drops PE files 23->61 63 Injects code into the Windows Explorer (explorer.exe) 23->63 65 3 other signatures 23->65 28 explorer.exe 20 23->28         started        31 explorer.exe 23->31         started        file10 signatures11 process12 signatures13 69 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 28->69 71 Tries to steal Mail credentials (via file / registry access) 28->71 73 Tries to harvest and steal browser information (history, passwords, etc) 28->73
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2d9311e19acadef4104d5e336f0f69156358bc8ad5dedac7432e60116b638a9d/
Threat name:
ByteCode-MSIL.Trojan.Smoker
Create hunting rule
Status:
Malicious
First seen:
2023-03-15 15:51:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fwjrdym2zlppiecnlyzw6d3jcvrvrpek2xpnvr2dfzqbc23drkoq._file
Verdict:
malicious
Similar samples:
11536d2bcc70ddd7cb41038ab3db2b38ebbe5ce0c7eb2927f93772d63447c3ce
Smoke Loader
22d7e40c7ecc7fabf7f7b562e2d476dd0697e0f0482ce646de7771b44c29b1e9
Smoke Loader
3deb90aba1fd4484ac6b29a7e1bbbc65237d3c7abd3344edd8a94d1db6f213bc
Smoke Loader
4c94ced8bc0b5686daaa87c648fbbf99f5d14cf24befd3a203138505901db038
Smoke Loader
67014237713d167e0676ed58d8aa095cbfef04cbc834c0dc512fd5c3df6285ea
Smoke Loader
ca89ba2aabb1cbc5e063fc8064974dfa98bdbccdd97d47b02f2b1718808e7f87
Smoke Loader
cecaa5c6af9506927a29ec08ee59d12213f1396711b1a839f4bec5eb25dd6c2c
Smoke Loader
d5202e8a72bb3eb70009068ff5d84a9babc1d99ce62f8d402db1d70903b972cd
Smoke Loader
e72ba123ab2230b92c80767c89f37989b3e342b6afb61d638c4ae92192cb744f
Smoke Loader
+ 5'820 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader botnet:swo backdoor trojan
Link:
https://tria.ge/reports/230315-tahffaeb25/
Behaviour
Checks SCSI registry key(s)
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Program crash
Suspicious use of SetThreadContext
SmokeLoader
Malware Config
C2 Extraction:
http://akmedia.in/js/k/index.php
http://bethesdaserukam.org/setting/k/index.php
http://stemschools.in/js/k/index.php
http://dejarestaurant.com/wp-admin/js/k/index.php
http://moabscript.ir/wp-admin/js/k/index.php
http://nicehybridseeds.com/image/catalog/k/index.php
http://imaker.io/picktail/js/k/index.php
http://nanavatisworld.com/assets/js/k/index.php
http://smartbubox.com/img/k/index.php
http://krigenpharmaceuticals.com/js/k/index.php
Unpacked files
SH256 hash:
178ab956fb83905d73e4fb54336f9107498187a12c54fd2d7766f55b0c46d728
MD5 hash:
fba334f18769ad21a6de7cac24a22059
SHA1 hash:
a34d5ce5b60356666213c6a2aa727e393d76a188
Detections:
SmokeLoaderStage2
Create hunting rule
win_smokeloader_a2
Create hunting rule
Link:
https://www.unpac.me/results/da915f8d-bc46-406f-ae86-3e5ba5f90cdb/
Parent samples :
cecaa5c6af9506927a29ec08ee59d12213f1396711b1a839f4bec5eb25dd6c2c
acb3694eed3ff5d171c272be0e30fb9efe6454b83ee523a33a8e64b89e0e2177
999ae9856f3df7405d491edac3bdac882351623f63586472336957bc379285d6
d5202e8a72bb3eb70009068ff5d84a9babc1d99ce62f8d402db1d70903b972cd
8fed65cfe66b630bcf70af9d1cbaaf79989d6787f1bd045e250511f8af33fb35
2d9311e19acadef4104d5e336f0f69156358bc8ad5dedac7432e60116b638a9d
8807e165003544956853bd7362822a3d9fabe16c313d5c65ca2126ef73b89dc3
6f6b1424cc2e428a51edd10920d1defbf31b47976c6f55f1663e95e45d5b9c91
50ae1cc086fc3faeeb453c5923097b9328b63bbe19ed9f9c226bbb1b49a1917d
7a07dcc4ffcebbc11c2120d8fe342565e0dcbb11d76bbf43b1f0c7f04ee8fe91
917a2d9bfedad8aea9026f4c980573d7dd621b7f547c828a49b5c46c4ab369c6
ca747dce51bbf9ebd7076df13879ebb2a33bdc2a0d67d00866e5d439b67202e5
4c9367e9e7fa7992c5aad7d16ac8f4f8c8cc8eb7478881cfaa0acfd3f39a2a52
c35ada94ae787a3ebd289a8cdf9bda34ba7c18ab14dd8335ee373ac96befb24c
4c0241cc1e92aa8ca713ae65cd6b86eb29cacbad2f0799068361eaa3f1dec75a
b5f14840be71dfc7f39039d88969a0c73efcacf541aeca115814958373ce5a2d
SH256 hash:
ef1dc7db4627cb26e931e5402aa237b2282a2867ef11a4a4931c5182e20ce05f
MD5 hash:
714f3c60776da8256c4947c75ac0f9c3
SHA1 hash:
80dca3cceafc79b825b8bfa3e52343714b31a03a
Link:
https://www.unpac.me/results/da915f8d-bc46-406f-ae86-3e5ba5f90cdb/
SH256 hash:
ea8d4c91ec5bba5e1db6c17730d7ba5cdbb5ff3c1a777f70c90e91ce599d9b5d
MD5 hash:
27f5124bf8f451bca8d8a15c73c4f521
SHA1 hash:
5fd557e109b8fd1c3b362b64f0ba9f1600c07211
Link:
https://www.unpac.me/results/da915f8d-bc46-406f-ae86-3e5ba5f90cdb/
SH256 hash:
2d9311e19acadef4104d5e336f0f69156358bc8ad5dedac7432e60116b638a9d
MD5 hash:
40e4dbf865ea63aadb667c37fa58a418
SHA1 hash:
b959d4c292a0a5908c50f93083ab0058950b6196
Link:
https://www.unpac.me/results/da915f8d-bc46-406f-ae86-3e5ba5f90cdb/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2d9311e19aca/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/2d9311e19acadef4104d5e336f0f69156358bc8ad5dedac7432e60116b638a9d

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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 2d9311e19acadef4104d5e336f0f69156358bc8ad5dedac7432e60116b638a9d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2536804/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/374619/

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