MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b22840a11f48b1aae6f7da15d64b0e0c132ab89ded8de3c29bab62c331b18b7f. 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: 18


Intelligence 18 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b22840a11f48b1aae6f7da15d64b0e0c132ab89ded8de3c29bab62c331b18b7f
SHA3-384 hash: 49eb303eb6d89889332d4a6a30059c19755910fe06e3e2cfa3232e26a98a2369196c166269804bbb5ead671cc6846e70
SHA1 hash: e9af11eb013c9cb2cc7117cb78c36eb1537c4c38
MD5 hash: 7afc15124310310751fc1c678fc61064
humanhash: earth-failed-high-uncle
File name:7afc15124310310751fc1c678fc61064.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:189'440 bytes
First seen:2024-08-01 07:18:23 UTC
Last seen:2024-08-01 08:36:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 619605e961c0d9c9d9ca095af7a66b0f (6 x Smoke Loader)
ssdeep 1536:dxfp8iZ1Lylay1zWikvTPQjKY04R/15w0Q3+b7X1mo4oKjYl9KcOYlbomJXH5aRj:71LYtk8jRRQW4L49nOmbomJXH5z6
Threatray 2'409 similar samples on MalwareBazaar
TLSH T19C04CE2133A0F1B2D84788744961C6B57A3A7CB1A792C1B777542B2F2D323909B7E375
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 0068c08082543008 (1 x Smoke Loader)
Reporter abuse_ch
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
345
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
7afc15124310310751fc1c678fc61064.exe
Verdict:
Malicious activity
Analysis date:
2024-08-01 07:55:49 UTC
Tags:
loader smokeloader
Link:
https://app.any.run/tasks/9ec9b4cf-36cb-45c6-9dfc-0c6c276d5321

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
95.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66ab36ec037b02d0daece22e
Tags:
Smoke Loader
Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
epmicrosoft_visual_cc fingerprint microsoft_visual_cc smokeloader
Link:
https://www.filescan.io/uploads/66ab36eb4c5c17942a811d6d/reports/fd58ebf6-f9c8-469a-abb8-2f97025bdd4d/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/b22840a11f48b1aae6f7da15d64b0e0c132ab89ded8de3c29bab62c331b18b7f
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/08599b87-5bcc-4b2e-bbbf-493f5bd20824
Result
Threat name:
LummaC, Go Injector, LummaC Stealer, Smo
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1485876
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 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)
Drops PE files with a suspicious file extension
Found API chain indicative of sandbox detection
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Found stalling execution ending in API Sleep call
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
Performs DNS queries to domains with low reputation
Query firmware table information (likely to detect VMs)
Sample uses string decryption to hide its real strings
Sigma detected: Search for Antivirus process
Switches to a custom stack to bypass stack traces
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Crypto Currency Wallets
Writes many files with high entropy
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: 1485876 Sample: UMcwGj36Oj.exe Startdate: 01/08/2024 Architecture: WINDOWS Score: 100 74 wgdnb4rc.xyz 2->74 76 olinsw.ws 2->76 78 5 other IPs or domains 2->78 102 Multi AV Scanner detection for domain / URL 2->102 104 Found malware configuration 2->104 106 Malicious sample detected (through community Yara rule) 2->106 110 11 other signatures 2->110 12 UMcwGj36Oj.exe 2->12         started        15 ivjsvwj 2->15         started        17 ivjsvwj 2->17         started        signatures3 108 Performs DNS queries to domains with low reputation 74->108 process4 signatures5 134 Detected unpacking (changes PE section rights) 12->134 136 Maps a DLL or memory area into another process 12->136 138 Checks if the current machine is a virtual machine (disk enumeration) 12->138 146 2 other signatures 12->146 19 explorer.exe 65 9 12->19 injected 140 Antivirus detection for dropped file 15->140 142 Multi AV Scanner detection for dropped file 15->142 144 Machine Learning detection for dropped file 15->144 process6 dnsIp7 80 185.215.113.101, 49739, 80 WHOLESALECONNECTIONSNL Portugal 19->80 82 mussangroup.com 185.149.100.242, 443, 49732, 49745 VERIDYENVeridyenBilisimTeknolojileriSanayiveTicaretLi Turkey 19->82 84 3 other IPs or domains 19->84 56 C:\Users\user\AppData\Roaming\ivjsvwj, PE32 19->56 dropped 58 C:\Users\user\AppData\Local\Temp577.exe, PE32+ 19->58 dropped 60 C:\Users\user\AppData\Local\Temp\931E.exe, PE32+ 19->60 dropped 62 2 other malicious files 19->62 dropped 112 System process connects to network (likely due to code injection or exploit) 19->112 114 Benign windows process drops PE files 19->114 116 Deletes itself after installation 19->116 118 2 other signatures 19->118 24 4451.exe 86 19->24         started        28 E577.exe 2 19->28         started        30 931E.exe 19->30         started        file8 signatures9 process10 dnsIp11 64 C:\Users\user\AppData\Local\Temp\Japan, COM 24->64 dropped 66 C:\Users\user\AppData\Local\Temp\Vienna, SysEx 24->66 dropped 68 C:\Users\user\AppData\Local\Temp\Trials, data 24->68 dropped 70 47 other malicious files 24->70 dropped 122 Found stalling execution ending in API Sleep call 24->122 124 Writes many files with high entropy 24->124 33 cmd.exe 2 24->33         started        126 Multi AV Scanner detection for dropped file 28->126 128 Writes to foreign memory regions 28->128 130 Allocates memory in foreign processes 28->130 132 2 other signatures 28->132 37 BitLockerToGo.exe 28->37         started        88 legiongirls.fun 104.21.88.100, 443, 49755 CLOUDFLARENETUS United States 30->88 file12 signatures13 process14 dnsIp15 54 C:\Users\user\AppData\Local\...\Camps.pif, PE32 33->54 dropped 90 Drops PE files with a suspicious file extension 33->90 92 Writes many files with high entropy 33->92 40 Camps.pif 33->40         started        43 cmd.exe 33->43         started        46 conhost.exe 33->46         started        48 7 other processes 33->48 86 callosallsaospz.shop 188.114.96.3, 443, 49742, 49744 CLOUDFLARENETUS European Union 37->86 94 Query firmware table information (likely to detect VMs) 37->94 96 Found many strings related to Crypto-Wallets (likely being stolen) 37->96 98 Tries to harvest and steal ftp login credentials 37->98 100 2 other signatures 37->100 file16 signatures17 process18 file19 120 Found API chain indicative of sandbox detection 40->120 50 cmd.exe 40->50         started        72 C:\Users\user\AppData\Local\Temp\79612\a, data 43->72 dropped signatures20 process21 process22 52 conhost.exe 50->52         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b22840a11f48b1aae6f7da15d64b0e0c132ab89ded8de3c29bab62c331b18b7f
Detection:
smokeloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b22840a11f48b1aae6f7da15d64b0e0c132ab89ded8de3c29bab62c331b18b7f/
Threat name:
Win32.Trojan.SmokeLoader
Create hunting rule
Status:
Malicious
First seen:
2024-07-31 11:42:19 UTC
File Type:
PE (Exe)
Extracted files:
16
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wiuebii7jcy2vzxx3ik5msyobqjsvoe55wg6hqu3vnrmgmnrrn7q._file
Verdict:
malicious
Similar samples:
02eb002f33af51183396e8406bc7518c01c4b2f3b326d227fef6bc7e3c8fd1a6
Smoke Loader
308ec60837552cde7467ea7adae640c6c2fc41ad2b1de47fb7716093daac2404
Smoke Loader
319f9479e08e4fbb1eb20d45ab421b3894a12e54fb0a4d5aa5d8ea576ba44c90
Smoke Loader
50ca2730d4feb93b8d6cf986a86b34912d83c10dd7d7259d3538d415c904af73
Smoke Loader
6f96a1d56ff2821af9063bf9b8d817143d7616181364e1157848f07021b1b903
Smoke Loader
7f406153eb7ab45ec7acec9a8f847631abc067fed220c0ae0cdbbf2c0c371f18
Smoke Loader
e629fcf41de2187cafd4c8c38b1e9408a5c521d29459971bb96fae5da26fa9d5
Smoke Loader
f518307808486c2718cd6b83e4e5f012e3531c8d352abd6d51b7311fcfa2c28c
Smoke Loader
f662b3ef913a9bfb62cb970e6f8f8e81ad75b21deaccffc01cbc1390f34e776e
Smoke Loader
+ 2'399 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader botnet:pub1 backdoor discovery trojan
Link:
https://tria.ge/reports/240801-h5hh5sydmn/
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/cc9d8eab-5709-459b-88c5-cfab4dd10b51
Unpacked files
SH256 hash:
d7da9d5fbc76dfd95310346a26ab7a55dcc0aba3c1840c1324a38d881822d4fa
MD5 hash:
f2bb6fbcbf90f98226c471d1fc400108
SHA1 hash:
cf422b460074ce1d7970e25517dc32d34fa43ef3
Detections:
SmokeLoaderStage2
Create hunting rule
win_smokeloader_a2
Create hunting rule
Link:
https://www.unpac.me/results/b16486a2-18bb-4f91-8a89-ff20bf30d59c/
Parent samples :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 hash:
b22840a11f48b1aae6f7da15d64b0e0c132ab89ded8de3c29bab62c331b18b7f
MD5 hash:
7afc15124310310751fc1c678fc61064
SHA1 hash:
e9af11eb013c9cb2cc7117cb78c36eb1537c4c38
Link:
https://www.unpac.me/results/b16486a2-18bb-4f91-8a89-ff20bf30d59c/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b22840a11f48/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/b22840a11f48b1aae6f7da15d64b0e0c132ab89ded8de3c29bab62c331b18b7f

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 b22840a11f48b1aae6f7da15d64b0e0c132ab89ded8de3c29bab62c331b18b7f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2968724/
  
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::GetCommandLineW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::WriteConsoleA
KERNEL32.dll::SetConsoleTitleA
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileA
KERNEL32.dll::SetVolumeMountPointW
WIN_HTTP_APIUses HTTP servicesWINHTTP.dll::WinHttpAddRequestHeaders
WIN_SVC_APICan Manipulate Windows ServicesADVAPI32.dll::CreateServiceA

Comments