MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5f428b2b1406374ebf442b695dd4c5ae14d68d58a4946092100a0471e3c6cf3b. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5f428b2b1406374ebf442b695dd4c5ae14d68d58a4946092100a0471e3c6cf3b
SHA3-384 hash: 0bf8b04264db6828e4f4f4109ab6220bc4408c8ee07433526a7b1a53aeeabc6de51768a5cbd22eb67215e8c451e7ed86
SHA1 hash: e11d17ecebf10d911699d70b8d1cb733ffe84bf3
MD5 hash: d50382b0d5ff88b7970fbd5a45efd65e
humanhash: summer-hawaii-stream-sad
File name:file.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:282'624 bytes
First seen:2023-05-28 07:08:01 UTC
Last seen:2023-05-28 08:44:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash d302e4ac3406067f8ed838633897aebb (4 x Smoke Loader, 3 x Glupteba, 2 x ArkeiStealer)
ssdeep 3072:XJGethqewnqoYMtP2O6GNIe54K7HTv7tY1CTLPd5gG+cGvABN:ZGezwnqJa96GGcHb7G5G59
Threatray 4'275 similar samples on MalwareBazaar
TLSH T1E5543C03D6E2BD54ED678A729E2FCAEC761EF2508F59776922189A1F04702B2C173713
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 b088c0c0c4c0c080 (1 x Smoke Loader)
Reporter abuse_ch
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
252
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file.exe
Verdict:
Malicious activity
Analysis date:
2023-05-28 07:08:37 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/450d31f4-c381-4a9b-8f6f-d02c3b1ed5e3

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/392711/
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for synchronization primitives
Reading critical registry keys
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Launching cmd.exe command interpreter
Launching a process
Unauthorized injection to a system process
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/6472fdd3551c737d52c06ab2/reports/e61756b6-f406-429e-babe-474593003d03/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/5f428b2b1406374ebf442b695dd4c5ae14d68d58a4946092100a0471e3c6cf3b
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:
Unknown
Link:
https://analyze.intezer.com/analyses/09e9ef1a-fd7e-4ebc-a9a1-e816431554e1
Result
Threat name:
SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1243964
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
Detected unpacking (changes PE section rights)
Found malware configuration
Gathers information about network shares
Gathers network related connection and port information
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
Modifies the windows firewall
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)
Queries sensitive service information (via WMI, Win32_StartupCommand, often done to detect sandboxes)
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 ipconfig to lookup or modify the Windows network settings
Uses netsh to modify the Windows network and firewall settings
Uses netstat to query active network connections and open ports
Writes to foreign memory regions
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 876974 Sample: file.exe Startdate: 28/05/2023 Architecture: WINDOWS Score: 100 50 miami-golf-club.com 2->50 52 Snort IDS alert for network traffic 2->52 54 Multi AV Scanner detection for domain / URL 2->54 56 Found malware configuration 2->56 58 7 other signatures 2->58 10 file.exe 2->10         started        13 sdidcva 2->13         started        15 msiexec.exe 2->15         started        signatures3 process4 signatures5 82 Detected unpacking (changes PE section rights) 10->82 84 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 10->84 86 Maps a DLL or memory area into another process 10->86 88 Creates a thread in another existing process (thread injection) 10->88 17 explorer.exe 3 18 10->17 injected 90 Multi AV Scanner detection for dropped file 13->90 92 Machine Learning detection for dropped file 13->92 94 Checks if the current machine is a virtual machine (disk enumeration) 13->94 process6 dnsIp7 48 miami-golf-club.com 66.85.157.98, 443, 49699, 49700 SSASN2US United States 17->48 44 C:\Users\user\AppData\Roaming\sdidcva, PE32 17->44 dropped 46 C:\Users\user\...\sdidcva:Zone.Identifier, ASCII 17->46 dropped 60 System process connects to network (likely due to code injection or exploit) 17->60 62 Benign windows process drops PE files 17->62 64 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 17->64 66 7 other signatures 17->66 22 cmd.exe 1 17->22         started        file8 signatures9 process10 signatures11 68 Uses netstat to query active network connections and open ports 22->68 70 Uses netsh to modify the Windows network and firewall settings 22->70 72 Uses ipconfig to lookup or modify the Windows network settings 22->72 74 3 other signatures 22->74 25 WMIC.exe 1 22->25         started        28 systeminfo.exe 22->28         started        30 net.exe 22->30         started        32 25 other processes 22->32 process12 signatures13 76 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 25->76 78 Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines) 25->78 80 Queries sensitive service information (via WMI, Win32_StartupCommand, often done to detect sandboxes) 25->80 34 net1.exe 30->34         started        36 net1.exe 32->36         started        38 net1.exe 32->38         started        40 net1.exe 32->40         started        42 3 other processes 32->42 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5f428b2b1406374ebf442b695dd4c5ae14d68d58a4946092100a0471e3c6cf3b/
Threat name:
Win32.Trojan.RedLine
Create hunting rule
Status:
Malicious
First seen:
2023-05-28 07:09:05 UTC
File Type:
PE (Exe)
Extracted files:
48
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=l5biwkyuay3u5p2efnuv3vgfvyknndkyuskgbeqqbichdy6gz45q._file
Verdict:
malicious
Similar samples:
0ab54468721453d7237df27d4dd6383366edb5cc3bfab9a20d48a2416ca2aed8
Smoke Loader
1171766b3c8e74122333aedfcf8ff32bcd2e059043af434dc57a70b6015b3e63
Smoke Loader
4553d57cf419bf15f2e867b3269580925c9b0e56c8d2f487007b3a0e80fb4da6
Smoke Loader
59a9abae3f724f1ff212766b64ab691d34cd0624337204caa65406a1378329a3
Smoke Loader
5b26522436f02ab63249cda95ffb462e3050087390e125f7ff09ca2eff57ce10
Smoke Loader
5cb4329e2e5e2d43468d75e2892527faeeb4642c9bdcff9661992324502366de
Smoke Loader
7f02d0bb42962b382ef7d6f5c3d647fa199311a586b5f0fd6c5e266759211967
Smoke Loader
84c63d7b5b76b8069dec9760aa1bb530b062889cfce4f2fa82e5288cb82b25fa
Smoke Loader
a5e2e1d4ae2ea2f1de7b448222962195698a6e82a0f890d5e2898f5b28d7b6f0
Smoke Loader
e3c15f1c7b655b44882792cbb98fd962f47137dea2621128be6595a1237a2672
Smoke Loader
+ 4'265 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader botnet:0019 backdoor collection evasion trojan
Link:
https://tria.ge/reports/230528-hx74tsee44/
Behaviour
Checks SCSI registry key(s)
Enumerates processes with tasklist
Gathers network information
Gathers system information
Modifies Internet Explorer settings
Runs net.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
outlook_office_path
outlook_win_path
Accesses Microsoft Outlook profiles
Executes dropped EXE
Modifies Windows Firewall
SmokeLoader
Malware Config
C2 Extraction:
https://miami-golf-club.com/search.php
https://seattle-fishing-club.com/search.php
Gathering data
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/5f428b2b1406/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/5f428b2b1406374ebf442b695dd4c5ae14d68d58a4946092100a0471e3c6cf3b

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.

Cape
Cape
https://www.capesandbox.com/analysis/392711/

Comments