MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e75102f75f478c346b1dd2ebd56311a9d7345d3c785a6b2dc2911033a317c485. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e75102f75f478c346b1dd2ebd56311a9d7345d3c785a6b2dc2911033a317c485
SHA3-384 hash: 8cbdb95e82d8d4ac79b512dad72f0f1ddcd2934d5af936d1b5a43f706370fa7c426257083678f4ab20ba14cf0e656407
SHA1 hash: f6b8c73b22ee0059e5dc646aebb6d275f1a87886
MD5 hash: fde6805bfafb91eb3e7c5d04d07ed9d4
humanhash: twenty-failed-undress-maryland
File name:fde6805bfafb91eb3e7c5d04d07ed9d4.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:255'488 bytes
First seen:2024-08-20 11:42:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 84b46b8317576381b1b485116d5bf95e (1 x GCleaner, 1 x Smoke Loader)
ssdeep 1536:IFlxYBmDp+G0lr05PebyltZkUeHsdr4n9K0s50FyPFSxSJ0m5woe2tVaPc9oYGzy:MGBm0tyfRdAKP50MScf5I2zoYtB
TLSH T1E044180262E0AC12EE664B329F2AE2A8FB5EFC515F74625E3244FE6F55731F1C162311
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) (4504/4/1)
File icon (PE):PE icon
dhash icon b2716d4cf4c4d4d4 (2 x Smoke Loader)
Reporter abuse_ch
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
370
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
fde6805bfafb91eb3e7c5d04d07ed9d4.exe
Verdict:
Malicious activity
Analysis date:
2024-08-20 12:19:50 UTC
Tags:
loader smokeloader
Link:
https://app.any.run/tasks/0a0ae1e5-b954-48a1-b767-578cb534b8e3

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.MulDrop28.7607.3296.13927.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66c4814cb2a4681a72965d8d
Tags:
Network Stealth Smoke Loader
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm epmicrosoft_visual_cc fingerprint microsoft_visual_cc smokeloader
Link:
https://www.filescan.io/uploads/66c4814aa3292d51061e0c6b/reports/c464266c-2e62-40ec-adfa-775916050b1e/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/e75102f75f478c346b1dd2ebd56311a9d7345d3c785a6b2dc2911033a317c485
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/e65a5d98-91de-4628-a3ff-4485c2625bb4
Result
Threat name:
LummaC, Go Injector, LummaC Stealer, Smo
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1495635
Signature
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus detection for URL or domain
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
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
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 dropped file
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
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)
Writes to foreign memory regions
Yara detected Go Injector
Yara detected LummaC Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1495635 Sample: ux4BhlagJ8.exe Startdate: 20/08/2024 Architecture: WINDOWS Score: 100 39 yosoborno.com 2->39 41 writerospzm.shop 2->41 43 11 other IPs or domains 2->43 59 Suricata IDS alerts for network traffic 2->59 61 Found malware configuration 2->61 63 Malicious sample detected (through community Yara rule) 2->63 65 9 other signatures 2->65 9 ux4BhlagJ8.exe 2->9         started        12 autrvwt 2->12         started        14 autrvwt 2->14         started        signatures3 process4 signatures5 75 Detected unpacking (changes PE section rights) 9->75 77 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 9->77 79 Maps a DLL or memory area into another process 9->79 87 2 other signatures 9->87 16 explorer.exe 62 5 9->16 injected 81 Multi AV Scanner detection for dropped file 12->81 83 Machine Learning detection for dropped file 12->83 85 Checks if the current machine is a virtual machine (disk enumeration) 12->85 process6 dnsIp7 33 mussangroup.com 185.149.100.242, 443, 64005 VERIDYENVeridyenBilisimTeknolojileriSanayiveTicaretLi Turkey 16->33 35 190.159.30.35, 63985, 63987, 63989 TelmexColombiaSACO Colombia 16->35 37 95.86.30.3, 64027, 64028, 64029 INEL-AS-MK Macedonia 16->37 27 C:\Users\user\AppData\Roaming\autrvwt, PE32 16->27 dropped 29 C:\Users\user\AppData\Local\Temp\2534.exe, PE32+ 16->29 dropped 31 C:\Users\user\...\autrvwt:Zone.Identifier, ASCII 16->31 dropped 51 System process connects to network (likely due to code injection or exploit) 16->51 53 Benign windows process drops PE files 16->53 55 Deletes itself after installation 16->55 57 Hides that the sample has been downloaded from the Internet (zone.identifier) 16->57 21 2534.exe 2 16->21         started        file8 signatures9 process10 signatures11 67 Multi AV Scanner detection for dropped file 21->67 69 Writes to foreign memory regions 21->69 71 Allocates memory in foreign processes 21->71 73 2 other signatures 21->73 24 BitLockerToGo.exe 21->24         started        process12 dnsIp13 45 complaintsipzzx.shop 172.67.158.159, 443, 64014 CLOUDFLARENETUS United States 24->45 47 writerospzm.shop 172.67.166.231, 443, 64010 CLOUDFLARENETUS United States 24->47 49 4 other IPs or domains 24->49
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/e75102f75f478c346b1dd2ebd56311a9d7345d3c785a6b2dc2911033a317c485
Detection:
smokeloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/e75102f75f478c346b1dd2ebd56311a9d7345d3c785a6b2dc2911033a317c485/
Threat name:
Win32.Trojan.SmokeLoader
Create hunting rule
Status:
Malicious
First seen:
2024-08-20 10:06:44 UTC
File Type:
PE (Exe)
Extracted files:
51
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=45iqf527i6gdi2y52lv5kyyrvhltixj4pbngwlocseidhiyxyscq._file
Verdict:
malicious
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader botnet:pub2 backdoor discovery trojan
Link:
https://tria.ge/reports/240820-nvleyazbqf/
Behaviour
Checks SCSI registry key(s)
Program crash
System Location Discovery: System Language Discovery
SmokeLoader
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/339ed3a2-7291-4bd6-b4c6-1c8b9b7babf9
Unpacked files
SH256 hash:
977646f31a879d2ddd9938e2f39a74653556fd970dd2fa6172f26348d18622dc
MD5 hash:
8ee858716125555e7355a2b919417a53
SHA1 hash:
20a3bfa728fe21f18f6c4f8c17c01e4bd416063e
Detections:
SmokeLoaderStage2
Create hunting rule
win_smokeloader_a2
Create hunting rule
Link:
https://www.unpac.me/results/d3be93e5-25d5-441c-9789-4de1ba7794ba/
Parent samples :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 hash:
e75102f75f478c346b1dd2ebd56311a9d7345d3c785a6b2dc2911033a317c485
MD5 hash:
fde6805bfafb91eb3e7c5d04d07ed9d4
SHA1 hash:
f6b8c73b22ee0059e5dc646aebb6d275f1a87886
Link:
https://www.unpac.me/results/d3be93e5-25d5-441c-9789-4de1ba7794ba/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e75102f75f47/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/e75102f75f478c346b1dd2ebd56311a9d7345d3c785a6b2dc2911033a317c485

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

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 e75102f75f478c346b1dd2ebd56311a9d7345d3c785a6b2dc2911033a317c485

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3112840/
  
Delivery method
Distributed via web download

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_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::LoadLibraryW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetStartupInfoA
KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::FillConsoleOutputCharacterW
KERNEL32.dll::ReadConsoleOutputA
KERNEL32.dll::GetConsoleAliasesLengthW
KERNEL32.dll::GetConsoleSelectionInfo
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateDirectoryW
KERNEL32.dll::GetFileAttributesW
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameW
WIN_SVC_APICan Manipulate Windows ServicesADVAPI32.dll::CreateServiceA

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