MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7d66319f553c05d867fbeb075422f2c379c13f9fc6aee2d5dded668ba02402e8. 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: 17


Intelligence 17 IOCs YARA 4 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7d66319f553c05d867fbeb075422f2c379c13f9fc6aee2d5dded668ba02402e8
SHA3-384 hash: e49134fc2908a7a6b7f0a5e60ffd1f0824e61232660f4f2ca28ccc8cb6f378d711eb2d9651f1c06176c48e962b38c397
SHA1 hash: ac8055b504be4d41c0ca155a371fd7a9c81f3a47
MD5 hash: 86fdddf6d97e37bd1d553b6b5d148bbc
humanhash: alabama-earth-five-princess
File name:86fdddf6d97e37bd1d553b6b5d148bbc
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:293'888 bytes
First seen:2024-05-27 04:40:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 11167f714f9ffdb67294d15d97541d5b (2 x Smoke Loader, 1 x LummaStealer)
ssdeep 6144:MNbd7O7duni2jHET3w2Sm6iyx87LDl5M:EduwJkT3wW6rsV5M
TLSH T134548E43F2D32C94E5278632DD2A96E4E75EFD918E256B6F13087A1F08F41A1C6A3731
TrID 37.3% (.EXE) Win64 Executable (generic) (10523/12/4)
17.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
15.9% (.EXE) Win32 Executable (generic) (4504/4/1)
7.3% (.ICL) Windows Icons Library (generic) (2059/9)
7.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 0004018953332a02 (1 x Smoke Loader)
Reporter zbetcheckin
Tags:32 exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
502
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
7d66319f553c05d867fbeb075422f2c379c13f9fc6aee2d5dded668ba02402e8.exe
Verdict:
Malicious activity
Analysis date:
2024-05-27 04:41:22 UTC
Tags:
loader smokeloader
Link:
https://app.any.run/tasks/32939f9a-3efe-4e2a-8a85-b863f97fcaa4

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66540eea121317197511fc07win10vpnfull_triage
Tags:
Network Stealth Zpack
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Connection attempt
Sending an HTTP POST request
Unauthorized injection to a system process
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
fingerprint packed
Link:
https://www.filescan.io/uploads/66540edf9c0b71aaf528fef1/reports/f692ad58-cad1-4e53-9561-5e7507ae0c23/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/7d66319f553c05d867fbeb075422f2c379c13f9fc6aee2d5dded668ba02402e8
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a14508e1-f656-4d60-aeca-474e50c95c7a
Result
Threat name:
LummaC, CryptOne, LummaC Stealer, SmokeL
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1447812
Signature
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
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)
Contains functionality to inject code into remote processes
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 malware configuration
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
LummaC encrypted strings found
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Opens network shares
Query firmware table information (likely to detect VMs)
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 Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected CryptOne packer
Yara detected LummaC Stealer
Yara detected Powershell download and execute
Yara detected SmokeLoader
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1447812 Sample: Pd3mM82Bs6.exe Startdate: 27/05/2024 Architecture: WINDOWS Score: 100 67 whispedwoodmoodsksl.shop 2->67 69 steamcommunity.com 2->69 71 2 other IPs or domains 2->71 91 Snort IDS alert for network traffic 2->91 93 Multi AV Scanner detection for domain / URL 2->93 95 Found malware configuration 2->95 97 16 other signatures 2->97 11 Pd3mM82Bs6.exe 2->11         started        14 ugfcvsu 2->14         started        16 explorer.exe 2->16         started        signatures3 process4 signatures5 123 Detected unpacking (changes PE section rights) 11->123 125 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 11->125 127 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 11->127 137 3 other signatures 11->137 18 explorer.exe 23 7 11->18 injected 129 Antivirus detection for dropped file 14->129 131 Multi AV Scanner detection for dropped file 14->131 133 Machine Learning detection for dropped file 14->133 135 Query firmware table information (likely to detect VMs) 16->135 process6 dnsIp7 73 23.145.40.124, 49750, 80 SURFAIRWIRELESS-IN-01US Reserved 18->73 75 91.202.233.231, 49765, 80 M247GB Russian Federation 18->75 77 2 other IPs or domains 18->77 53 C:\Users\user\AppData\Roaming\ugfcvsu, PE32 18->53 dropped 55 C:\Users\user\AppData\Local\Temp\995.exe, PE32 18->55 dropped 57 C:\Users\user\AppData\Local\Temp\6787.exe, PE32 18->57 dropped 59 C:\Users\user\...\ugfcvsu:Zone.Identifier, ASCII 18->59 dropped 99 System process connects to network (likely due to code injection or exploit) 18->99 101 Benign windows process drops PE files 18->101 103 Deletes itself after installation 18->103 105 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->105 23 995.exe 1 18->23         started        27 6787.exe 18->27         started        30 WerFault.exe 18->30         started        file8 signatures9 process10 dnsIp11 61 C:\Users\user\AppData\Local\...\katE3AD.tmp, PE32 23->61 dropped 107 Machine Learning detection for dropped file 23->107 109 Contains functionality to inject code into remote processes 23->109 111 Writes to foreign memory regions 23->111 119 3 other signatures 23->119 32 katE3AD.tmp 1 45 23->32         started        79 whispedwoodmoodsksl.shop 188.114.97.3, 443, 49744, 49746 CLOUDFLARENETUS European Union 27->79 81 185.235.137.54, 49754, 80 AFRARASAIR Iran (ISLAMIC Republic Of) 27->81 113 Antivirus detection for dropped file 27->113 115 Multi AV Scanner detection for dropped file 27->115 117 Detected unpacking (changes PE section rights) 27->117 121 5 other signatures 27->121 37 WerFault.exe 21 27->37         started        file12 signatures13 process14 dnsIp15 63 steamcommunity.com 104.102.42.29, 443, 49769 AKAMAI-ASUS United States 32->63 65 65.109.242.59, 443, 49770, 49771 ALABANZA-BALTUS United States 32->65 45 C:\Users\user\AppData\...\softokn3[1].dll, PE32 32->45 dropped 47 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 32->47 dropped 49 C:\Users\user\AppData\...\mozglue[1].dll, PE32 32->49 dropped 51 10 other files (6 malicious) 32->51 dropped 83 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 32->83 85 Found many strings related to Crypto-Wallets (likely being stolen) 32->85 87 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 32->87 89 5 other signatures 32->89 39 cmd.exe 32->39         started        file16 signatures17 process18 process19 41 conhost.exe 39->41         started        43 timeout.exe 39->43         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/7d66319f553c05d867fbeb075422f2c379c13f9fc6aee2d5dded668ba02402e8
Detection:
smokeloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7d66319f553c05d867fbeb075422f2c379c13f9fc6aee2d5dded668ba02402e8/
Threat name:
Win32.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2024-05-27 04:41:05 UTC
File Type:
PE (Exe)
Extracted files:
61
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=pvtddh2vhqc5qz735mdviixsyn44cp47y2xofvo55vtixibealua._file
Verdict:
malicious
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader botnet:pub4 backdoor trojan
Link:
https://tria.ge/reports/240527-fa4f1sgd7z/
Behaviour
Checks SCSI registry key(s)
Program crash
SmokeLoader
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/cc07b8b0-58c3-45b2-82b7-82a6b4e9b8e1
Unpacked files
SH256 hash:
595155f686c95226c0f8879a034cbb2c5a3d7424e2bd1a16e1ec2bc46d4e5b47
MD5 hash:
aded29d4eac8d32cea22251fb172c88a
SHA1 hash:
fa16c88dcba6cd48a52c2002f1ebeda692727eaf
Detections:
SmokeLoaderStage2
Create hunting rule
win_smokeloader_a2
Create hunting rule
Link:
https://www.unpac.me/results/3514f449-f795-40e2-9afc-0575410d382b/
Parent samples :
c166b490846d441400727765dd668262087642bae1bbfd7aaf7a1bed5aa35b62
1cd6d30ac1f36d9de8cbc4f38685aeed80628d47694cb9b199f455855202e7d9
e0b89a73cd50889720bc4dcebe5bf880be29bd2e9684db4d8a6a7413bdf5aa83
7d66319f553c05d867fbeb075422f2c379c13f9fc6aee2d5dded668ba02402e8
af8a073ce67e1d3ba3b81132db28f2db0e66af5c4f0bdc4630df42094b27d11e
SH256 hash:
7d66319f553c05d867fbeb075422f2c379c13f9fc6aee2d5dded668ba02402e8
MD5 hash:
86fdddf6d97e37bd1d553b6b5d148bbc
SHA1 hash:
ac8055b504be4d41c0ca155a371fd7a9c81f3a47
Link:
https://www.unpac.me/results/3514f449-f795-40e2-9afc-0575410d382b/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7d66319f553c/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:Windows_Trojan_Generic_2993e5a5
Create hunting rule
Author:Elastic Security

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 7d66319f553c05d867fbeb075422f2c379c13f9fc6aee2d5dded668ba02402e8

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2864551/
  
URLhaus
https://urlhaus.abuse.ch/url/2864572/
  
URLhaus
https://urlhaus.abuse.ch/url/2864584/
  
URLhaus
https://urlhaus.abuse.ch/url/2864577/
  
URLhaus
https://urlhaus.abuse.ch/url/2864553/
  
URLhaus
https://urlhaus.abuse.ch/url/2864559/
  
URLhaus
https://urlhaus.abuse.ch/url/2864589/
  
URLhaus
https://urlhaus.abuse.ch/url/2864594/
  
URLhaus
https://urlhaus.abuse.ch/url/2864587/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::FindFirstVolumeA
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetVolumeInformationW
KERNEL32.dll::GetStartupInfoW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::AddConsoleAliasW
KERNEL32.dll::AllocConsole
KERNEL32.dll::WriteConsoleW
KERNEL32.dll::SetConsoleCursorInfo
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateFileW
KERNEL32.dll::GetSystemDirectoryA
KERNEL32.dll::GetTempPathA
KERNEL32.dll::SetVolumeMountPointA

Comments


Avatar
zbet commented on 2024-05-27 04:40:40 UTC

url : hxxp://areekat-aldeera.com/tech/4.exe