MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c75f61f1318e9bfa7269d3008d684e5574a00b0664fb4687d474a4b3301457cc. 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: 11


Intelligence 11 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c75f61f1318e9bfa7269d3008d684e5574a00b0664fb4687d474a4b3301457cc
SHA3-384 hash: 6b61c6ac48bd81fca6889a24e783dd04b7c5722a2d8de09d3c00a755a8eff7fc1c2970d0a0080d83e38ba0c13af87987
SHA1 hash: 5b1c0ff9f40f0cd80e3408bf0021894d08a89881
MD5 hash: d4e516ee98d2b245cf5a59b13f87e5bb
humanhash: summer-early-may-arizona
File name:file
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:281'600 bytes
First seen:2022-10-10 17:30:27 UTC
Last seen:2022-10-10 17:57:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ae11519a6eac288b6a17a0c03e5a652c (10 x Smoke Loader, 2 x GCleaner, 1 x DanaBot)
ssdeep 3072:jXrNrGtpI3gET5L5qxp5flfxsIP6nI0o1sA0ryemIyTxwfM/h3qpZa9uD6VdyhkE:bZrGti3gUeTl2MDurvyNorwVfquS
Threatray 985 similar samples on MalwareBazaar
TLSH T10A54DF207692C8B1C01525308456DFE12BBEEDB1D97C899337693B6E6EB328056B731F
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 38b078cccacccc53 (62 x Smoke Loader, 25 x Stop, 21 x RedLineStealer)
Reporter andretavare5
Tags:exe Smoke Loader


Avatar
andretavare5
Sample downloaded from http://guluiiiimnstrannaer.net/dl/6523.exe

Intelligence

File Origin
# of uploads :
13
# of downloads :
319
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/318606/
Detection(s):
Win.Malware.Azorult-9949206-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the system32 subdirectories
Creating a file
Creating a file in the %AppData% subdirectories
Moving a file to the %AppData% subdirectory
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Sending an HTTP POST request
Enabling autorun by creating a file
Result
Malware family:
n/a
Score:
  9/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/42332/overview
Behaviour
MalwareBazaar
MeasuringTime
SystemUptime
CPUID_Instruction
CheckCmdLine
EvasionGetTickCount
EvasionQueryPerformanceCounter
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware
Link:
https://www.filescan.io/uploads/634456d97a6f3f03619da404/reports/a369d22d-8501-4083-b991-0dfc49fb34dc/overview
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/f161eb6c-91de-4f75-b269-94c12090636a
Result
Threat name:
CryptOne, Djvu, RedLine, SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1087096
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)
Detected unpacking (overwrites its own PE header)
Found many strings related to Crypto-Wallets (likely being stolen)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
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 dropped file
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)
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 CryptOne packer
Yara detected Djvu Ransomware
Yara detected RedLine Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 719677 Sample: file.exe Startdate: 10/10/2022 Architecture: WINDOWS Score: 100 51 winnlinne.com 2->51 53 avtlsgosecure.com 2->53 55 3 other IPs or domains 2->55 77 Snort IDS alert for network traffic 2->77 79 Malicious sample detected (through community Yara rule) 2->79 81 Antivirus detection for URL or domain 2->81 83 10 other signatures 2->83 9 file.exe 2->9         started        12 fghsefs 2->12         started        signatures3 process4 signatures5 107 Detected unpacking (changes PE section rights) 9->107 109 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 9->109 111 Maps a DLL or memory area into another process 9->111 117 2 other signatures 9->117 14 explorer.exe 19 9->14 injected 113 Multi AV Scanner detection for dropped file 12->113 115 Machine Learning detection for dropped file 12->115 process6 dnsIp7 63 rukangiralawchambers.org 198.23.58.153, 443, 49755 STEADFASTUS United States 14->63 65 179.43.163.115, 49731, 80 PLI-ASCH Panama 14->65 67 10 other IPs or domains 14->67 43 C:\Users\user\AppData\Roaming\juhsefs, PE32 14->43 dropped 45 C:\Users\user\AppData\Roaming\fghsefs, PE32 14->45 dropped 47 C:\Users\user\AppData\Local\Temp\F9E7.exe, PE32 14->47 dropped 49 7 other malicious files 14->49 dropped 69 System process connects to network (likely due to code injection or exploit) 14->69 71 Benign windows process drops PE files 14->71 73 Injects code into the Windows Explorer (explorer.exe) 14->73 75 3 other signatures 14->75 19 E469.exe 14->19         started        22 explorer.exe 6 14->22         started        25 D61E.exe 14->25         started        27 5 other processes 14->27 file8 signatures9 process10 dnsIp11 85 Detected unpacking (changes PE section rights) 19->85 87 Machine Learning detection for dropped file 19->87 89 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 19->89 105 3 other signatures 19->105 57 furubujjul.net 22->57 91 System process connects to network (likely due to code injection or exploit) 22->91 93 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->93 95 Tries to steal Mail credentials (via file / registry access) 22->95 97 Tries to harvest and steal browser information (history, passwords, etc) 22->97 99 Multi AV Scanner detection for dropped file 25->99 101 Injects a PE file into a foreign processes 25->101 29 D61E.exe 1 14 25->29         started        59 217.195.155.154, 8081 SHOCK-1US Netherlands 27->59 103 Detected unpacking (overwrites its own PE header) 27->103 33 WerFault.exe 10 27->33         started        35 regsvr32.exe 27->35         started        37 WerFault.exe 27->37         started        39 3 other processes 27->39 signatures12 process13 dnsIp14 61 api.2ip.ua 162.0.217.254, 443, 49739, 49772 ACPCA Canada 29->61 41 C:\Users\user\AppData\Local\...\D61E.exe, PE32 29->41 dropped file15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c75f61f1318e9bfa7269d3008d684e5574a00b0664fb4687d474a4b3301457cc/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-10-10 17:31:09 UTC
File Type:
PE (Exe)
Extracted files:
50
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=y5pwd4jrr2n7u4tj2mai22cokv2kacygmt5unb6uosslgmauk7ga._file
Verdict:
malicious
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+ 975 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:smokeloader family:vidar botnet:517 backdoor collection discovery persistence ransomware spyware stealer trojan
Link:
https://tria.ge/reports/221010-v3pwnacfd7/
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Accesses Microsoft Outlook profiles
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Checks computer location settings
Loads dropped DLL
Modifies file permissions
Reads user/profile data of web browsers
Downloads MZ/PE file
Executes dropped EXE
Detected Djvu ransomware
Detects Smokeloader packer
Djvu Ransomware
SmokeLoader
Vidar
Malware Config
C2 Extraction:
http://winnlinne.com/lancer/get.php
https://t.me/larsenup
https://ioc.exchange/@zebra54
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c75f61f1318e/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/c75f61f1318e9bfa7269d3008d684e5574a00b0664fb4687d474a4b3301457cc

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.

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by
Cape
Cape
https://www.capesandbox.com/analysis/318606/

Comments