MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d1abb50ea4d533a3e57b99e347d5d8675896ce23576987edcc9c3426ffb0c380. 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 4 File information Comments

SHA256 hash: d1abb50ea4d533a3e57b99e347d5d8675896ce23576987edcc9c3426ffb0c380
SHA3-384 hash: d672b0998aa83ae5d2afb0cd061c6cec7fbf84d2faa30b837acd829f3a9c33b3390f57c18a4da9d9b0a4571b335a245b
SHA1 hash: 64736caebb69bab6f2fdd6549c6bec9454d8132d
MD5 hash: 979951c8de45460fff2197797b54aa1e
humanhash: cardinal-sixteen-lemon-foxtrot
File name:979951c8de45460fff2197797b54aa1e.exe
Download: download sample
Signature Smoke Loader
File size:213'504 bytes
First seen:2024-08-22 07:13:51 UTC
Last seen:2024-08-22 07:28:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash b0c0038db4971a28ca51e4ef34c2fead (2 x Smoke Loader)
ssdeep 1536:Mb83IHUaGDgtlvQpVCkIPbJqMzxnVYt6/27RSYNHtEKOBLj25kvfB5xPO61N4mDg:MbBFnWwkIjAMznL/2zipzv55o64c6tM
TLSH T1E1249D2175F1DC32F6FB893678B4A6A51A7BF8522630414F26642F6E1E317E04AF2317
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 9671e896ccd0d4e4 (1 x Stealc, 1 x Smoke Loader)
Reporter abuse_ch
Tags:exe Smoke Loader

Intelligence


File Origin
# of uploads :
2
# of downloads :
427
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
979951c8de45460fff2197797b54aa1e.exe
Verdict:
Malicious activity
Analysis date:
2024-08-22 07:20:56 UTC
Tags:
loader smokeloader

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
94.1%
Tags:
Network Stealth Smoke Loader
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
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:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm epmicrosoft_visual_cc fingerprint microsoft_visual_cc smokeloader
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.
Result
Threat name:
LummaC, Go Injector, LummaC Stealer, Smo
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
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 domain / URL
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)
Writes to foreign memory regions
Yara detected Go Injector
Yara detected LummaC Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1497237 Sample: vwAGeX1bR4.exe Startdate: 22/08/2024 Architecture: WINDOWS Score: 100 31 yosoborno.com 2->31 33 writerospzm.shop 2->33 35 11 other IPs or domains 2->35 57 Multi AV Scanner detection for domain / URL 2->57 59 Suricata IDS alerts for network traffic 2->59 61 Found malware configuration 2->61 63 10 other signatures 2->63 9 vwAGeX1bR4.exe 2->9         started        12 gsrdrub 2->12         started        signatures3 process4 signatures5 73 Detected unpacking (changes PE section rights) 9->73 75 Maps a DLL or memory area into another process 9->75 77 Checks if the current machine is a virtual machine (disk enumeration) 9->77 79 Switches to a custom stack to bypass stack traces 9->79 14 explorer.exe 88 5 9->14 injected 81 Multi AV Scanner detection for dropped file 12->81 83 Machine Learning detection for dropped file 12->83 85 Creates a thread in another existing process (thread injection) 12->85 process6 dnsIp7 43 mussangroup.com 185.149.100.242, 443, 53236 VERIDYENVeridyenBilisimTeknolojileriSanayiveTicaretLi Turkey 14->43 45 yosoborno.com 89.135.141.31, 49710, 49711, 49712 LIBERTYGLOBALLibertyGlobalformerlyUPCBroadbandHolding Hungary 14->45 47 183.100.39.16, 53261, 53262, 53263 KIXS-AS-KRKoreaTelecomKR Korea Republic of 14->47 25 C:\Users\user\AppData\Roaming\gsrdrub, PE32 14->25 dropped 27 C:\Users\user\AppData\Local\Temp\72AF.exe, PE32+ 14->27 dropped 29 C:\Users\user\...\gsrdrub:Zone.Identifier, ASCII 14->29 dropped 49 System process connects to network (likely due to code injection or exploit) 14->49 51 Benign windows process drops PE files 14->51 53 Deletes itself after installation 14->53 55 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->55 19 72AF.exe 2 14->19         started        file8 signatures9 process10 signatures11 65 Multi AV Scanner detection for dropped file 19->65 67 Writes to foreign memory regions 19->67 69 Allocates memory in foreign processes 19->69 71 2 other signatures 19->71 22 BitLockerToGo.exe 19->22         started        process12 dnsIp13 37 deallerospfosu.shop 104.21.69.39, 443, 53242 CLOUDFLARENETUS United States 22->37 39 complaintsipzzx.shop 172.67.158.159, 443, 53245 CLOUDFLARENETUS United States 22->39 41 4 other IPs or domains 22->41
Threat name:
Win32.Trojan.SmokeLoader
Status:
Malicious
First seen:
2024-08-22 06:34:30 UTC
File Type:
PE (Exe)
Extracted files:
18
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
smokeloader
Score:
  10/10
Tags:
family:smokeloader botnet:pub2 backdoor discovery trojan
Behaviour
Checks SCSI registry key(s)
Program crash
System Location Discovery: System Language Discovery
SmokeLoader
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Malware family:
SmokeLoader
Verdict:
Malicious
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
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
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 d1abb50ea4d533a3e57b99e347d5d8675896ce23576987edcc9c3426ffb0c380

(this sample)

  
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_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::LoadLibraryW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetStartupInfoA
KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::FillConsoleOutputCharacterA
KERNEL32.dll::WriteConsoleOutputA
KERNEL32.dll::SetConsoleScreenBufferSize
KERNEL32.dll::GetConsoleAliasesLengthW
KERNEL32.dll::GetConsoleAliasesLengthA
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateDirectoryW
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameA

Comments