MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 78ef012bfc38086561885872a68ec92227efa9c233265e68cdd13960a1a46e1d. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 78ef012bfc38086561885872a68ec92227efa9c233265e68cdd13960a1a46e1d
SHA3-384 hash: 22679e4a59c74960263a608c3b3532957dd9ae12a31281b39c324ac0d276c2a74fa5a570c93bd2ecf82ff5b2f24c4d4b
SHA1 hash: 5a447f36707ab5ac7a277e779ed1de7b02bf17a9
MD5 hash: 764aea899700923422f19a5d6bdc40a2
humanhash: berlin-ack-magnesium-diet
File name:764aea899700923422f19a5d6bdc40a2
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:35'840 bytes
First seen:2022-05-15 12:15:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 768:4HDGfdXMoOsa3KPgPcXHPXKeV1KCumilh7dVSrQmuBLNrKFkTaNwbu:4HDj3N30XQAK
Threatray 10'275 similar samples on MalwareBazaar
TLSH T110F24A07738895BBF668557065AAD890027EF17204C17AF37E9B3F177A2BB024E63714
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon ff83b9adb59dc1ff (1 x Smoke Loader)
Reporter zbetcheckin
Tags:32 exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
255
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/270774/
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6280ef126b2a366ce41101f1/reports/7e18cd98-f1b2-4232-9cbd-19a932cf705e/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/fc30cf3d-710d-4e17-8cf3-237703017647
Result
Threat name:
RedLine, SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/994309
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for dropped file
Antivirus detection for URL or domain
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)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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
PE file has a writeable .text section
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected Generic Downloader
Yara detected RedLine Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 626805 Sample: LJRyvirNHS Startdate: 15/05/2022 Architecture: WINDOWS Score: 100 48 ghahantellorb.com 2->48 76 Snort IDS alert for network traffic 2->76 78 Multi AV Scanner detection for domain / URL 2->78 80 Found malware configuration 2->80 82 11 other signatures 2->82 11 LJRyvirNHS.exe 16 8 2->11         started        signatures3 process4 dnsIp5 52 memorial.asvp.org.br 186.202.153.98, 443, 49746, 49764 LocawebServicosdeInternetSABR Brazil 11->52 54 tiny.one 188.114.97.10, 443, 49739 CLOUDFLARENETUS European Union 11->54 42 C:\Users\user\AppData\Roaming\...\Fhylr.exe, PE32 11->42 dropped 44 C:\Users\user\...aywhhbujaluaadjmax1.exe, PE32 11->44 dropped 46 C:\Users\user\AppData\...\LJRyvirNHS.exe.log, ASCII 11->46 dropped 84 Writes to foreign memory regions 11->84 86 Allocates memory in foreign processes 11->86 88 Injects a PE file into a foreign processes 11->88 16 Eaywhhbujaluaadjmax1.exe 11->16         started        19 InstallUtil.exe 4 11->19         started        22 cmd.exe 1 11->22         started        file6 signatures7 process8 dnsIp9 66 Antivirus detection for dropped file 16->66 68 Multi AV Scanner detection for dropped file 16->68 70 Machine Learning detection for dropped file 16->70 74 4 other signatures 16->74 24 explorer.exe 3 16->24 injected 50 65.108.27.131, 45256, 49765 ALABANZA-BALTUS United States 19->50 72 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 19->72 26 conhost.exe 22->26         started        28 timeout.exe 1 22->28         started        signatures10 process11 process12 30 Fhylr.exe 14 3 24->30         started        34 Fhylr.exe 2 24->34         started        dnsIp13 56 188.114.96.10, 443, 49763, 49766 CLOUDFLARENETUS European Union 30->56 58 tiny.one 30->58 60 memorial.asvp.org.br 30->60 90 Multi AV Scanner detection for dropped file 30->90 36 cmd.exe 30->36         started        62 tiny.one 34->62 64 memorial.asvp.org.br 34->64 signatures14 process15 process16 38 conhost.exe 36->38         started        40 timeout.exe 36->40         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/78ef012bfc38086561885872a68ec92227efa9c233265e68cdd13960a1a46e1d/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-15 12:16:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Verdict:
malicious
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900081ec8ae916aa0823f579ed08ec02b5d9677c23932287db2be8117ebd238a
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b206c2d164d66dcd9fad4cffdcb28d73eb64d2f663f1de6fb90cc10b47665c41
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bcca18fef46e71ff82ff342dbd50f09b9ea768edc5e328fbf85241fcf615507d
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dd9194cf20f72e8f2f0b2fd08c9a4175e222b18de4738b43aa9274f5111cb01b
Smoke Loader
+ 10'265 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:redline family:smokeloader botnet:mimino backdoor infostealer persistence spyware trojan
Link:
https://tria.ge/reports/220515-pffrksghhr/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Checks SCSI registry key(s)
Delays execution with timeout.exe
Modifies registry class
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
RedLine
RedLine Payload
SmokeLoader
Malware Config
C2 Extraction:
65.108.27.131:45256
http://ghahantellorb.com/
http://hasarcyaionex.shop/
Unpacked files
SH256 hash:
78ef012bfc38086561885872a68ec92227efa9c233265e68cdd13960a1a46e1d
MD5 hash:
764aea899700923422f19a5d6bdc40a2
SHA1 hash:
5a447f36707ab5ac7a277e779ed1de7b02bf17a9
Link:
https://www.unpac.me/results/8e02cab4-ee4a-4f73-a7e8-03305f042571/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/78ef012bfc38/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/78ef012bfc38086561885872a68ec92227efa9c233265e68cdd13960a1a46e1d

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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 78ef012bfc38086561885872a68ec92227efa9c233265e68cdd13960a1a46e1d

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2195881/
Cape
Cape
https://www.capesandbox.com/analysis/270774/

Comments


Avatar
zbet commented on 2022-05-15 12:15:38 UTC

url : hxxps://stpaulslouisville.com/help/assets/img/icon/wam.exe