MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8a0329a75d7e5f2e3773ca76c37812c664de4695d651f375bf44c7fc6d1f420a. 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: 14


Intelligence 14 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8a0329a75d7e5f2e3773ca76c37812c664de4695d651f375bf44c7fc6d1f420a
SHA3-384 hash: fef5ab1832ed8920f4061adefbeabe5b59d2189113f8b934e7d712136f5caaadcb699e71e529c65f7c58b9067e562534
SHA1 hash: 55b48fda5a08c786befa641d72589a6fe5d7a486
MD5 hash: f1072025eff1da2a9c70a51ff1964277
humanhash: golf-nebraska-item-wyoming
File name:f1072025eff1da2a9c70a51ff1964277.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:246'272 bytes
First seen:2023-01-02 14:39:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 1f0f8e6b0e68a87672059f24ef440de2 (24 x Smoke Loader, 6 x Amadey, 5 x RedLineStealer)
ssdeep 3072:JXZ/UUL4c8Wc7d5UPY+U1GyJVvpcUAVuv/mtfIdep43W6+WooX:tJLFQIY+U1T9cUWtXp8
Threatray 15'927 similar samples on MalwareBazaar
TLSH T1EE34BF3176A1D4A2C07998314825FFFC1A7BBCF28960CA4B37A47F2F697039195663C6
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) (4505/5/1)
File icon (PE):PE icon
dhash icon 9adecedecee6eee6 (6 x Smoke Loader, 4 x RedLineStealer, 1 x Tofsee)
Reporter abuse_ch
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
180
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
smoke
Create hunting rule
ID:
1
File name:
f1072025eff1da2a9c70a51ff1964277.exe
Verdict:
Malicious activity
Analysis date:
2023-01-02 14:42:14 UTC
Tags:
trojan loader smoke
Link:
https://app.any.run/tasks/65c8c2b2-97fb-45c6-9002-11bd6f7d57c8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.MSIL-26.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for synchronization primitives
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Sending an HTTP POST request
Sending an HTTP GET request
Creating a process from a recently created file
Query of malicious DNS domain
Sending a TCP request to an infection source
Unauthorized injection to a system process
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
anti-vm greyware packed
Link:
https://www.filescan.io/uploads/63b2ecc3a66e2eb29737a530/reports/ff29ec9b-7123-427e-9183-8baf37642bad/overview
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/fddbdd01-1220-4f0c-8d0a-60c847ceb67c
Result
Threat name:
SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1144188
Signature
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)
Detected unpacking (overwrites its own PE header)
Hides that the sample has been downloaded from the Internet (zone.identifier)
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
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)
Yara detected SmokeLoader
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 776918 Sample: L9wmLVWpWK.exe Startdate: 02/01/2023 Architecture: WINDOWS Score: 100 52 Malicious sample detected (through community Yara rule) 2->52 54 Antivirus detection for URL or domain 2->54 56 Multi AV Scanner detection for submitted file 2->56 58 5 other signatures 2->58 8 L9wmLVWpWK.exe 2->8         started        11 jeeagjh 2->11         started        13 2AB6.exe 2->13         started        process3 signatures4 66 Detected unpacking (changes PE section rights) 8->66 68 Maps a DLL or memory area into another process 8->68 70 Checks if the current machine is a virtual machine (disk enumeration) 8->70 15 explorer.exe 6 8->15 injected 72 Multi AV Scanner detection for dropped file 11->72 74 Machine Learning detection for dropped file 11->74 76 Creates a thread in another existing process (thread injection) 11->76 process5 dnsIp6 38 vatra.at 181.94.48.228, 49697, 49706, 49709 TelecomArgentinaSAAR Argentina 15->38 40 degroeneuitzender.nl 5.135.247.111, 443, 49703 OVHFR France 15->40 42 6 other IPs or domains 15->42 28 C:\Users\user\AppData\Roaming\jeeagjh, PE32 15->28 dropped 30 C:\Users\user\AppData\Local\Temp\2AB6.exe, PE32 15->30 dropped 32 C:\Users\user\AppData\Local\Temp\10B4.exe, PE32 15->32 dropped 34 C:\Users\user\...\jeeagjh:Zone.Identifier, ASCII 15->34 dropped 44 System process connects to network (likely due to code injection or exploit) 15->44 46 Benign windows process drops PE files 15->46 48 Deletes itself after installation 15->48 50 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->50 20 10B4.exe 1 15->20         started        24 2AB6.exe 15->24         started        file7 signatures8 process9 file10 36 C:\Users\user\AppData\...\Uwuepfhtwy.tmp, PE32 20->36 dropped 60 Detected unpacking (changes PE section rights) 20->60 62 Detected unpacking (overwrites its own PE header) 20->62 64 Machine Learning detection for dropped file 20->64 26 rundll32.exe 1 20->26         started        signatures11 process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8a0329a75d7e5f2e3773ca76c37812c664de4695d651f375bf44c7fc6d1f420a/
Threat name:
Win32.Trojan.SmokeLoader
Create hunting rule
Status:
Malicious
First seen:
2023-01-02 11:33:45 UTC
AV detection:
22 of 40 (55.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ribstj25pzps4n3tzj3mg6asyzsn4ruv2zi7g5n7itd7y3i7iifa._file
Verdict:
malicious
Similar samples:
041ca6bd22089739e1a5536d96c4af016e042f418749b55f1a892c0cf1b8f584
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1d3c27912c2e71fe2c9c353abdbe8a4a9c76711f775dd7e5ff8e3badc2710247
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253c30cb71da9048557691a67f05e87c83c103c691b27e17674805eb0aa08aed
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3d6f4bb8832063bc686308f5eb9bd04fd8afdaa8ffd99a10fbb6fbf41560c7ba
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76c5483c4d7d8a9c11460b0c0672e0a1fea81e873e942de3235d77e7eb8a5ed2
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8707dee63402e3a8dbf8b494caed17ea5632e07084837cd85823144a51ed7d0a
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91ffb6f744a4dd0b5dd947d79bde9320493bf93674f90899cd3ae3b2640e8604
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b54b7dd25042608209e2a84095f9f6cd3252024dfac84425916587a22e99d202
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b7c57e24ca3cba483e99e6955864bd6f6b3fc8ccfd0bc66073a32c7e95578daa
Smoke Loader
+ 15'917 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader backdoor discovery trojan
Link:
https://tria.ge/reports/230102-r1v34sef55/
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks installed software on the system
Loads dropped DLL
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
Detects Smokeloader packer
SmokeLoader
Unpacked files
SH256 hash:
6068910718476b25f80759a5fcf74a2bd9a8baf454e62c0b29098119b3ed8d00
MD5 hash:
f037f0beb48c2ce39a25cb97f570bd28
SHA1 hash:
f850c07e43c36274f1fef85afe8c1a815033377f
Detections:
win_smokeloader_a2
Create hunting rule
SmokeLoaderStage2
Create hunting rule
Link:
https://www.unpac.me/results/412e7679-5b94-4d77-9af8-f5634f78c989/
Parent samples :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 hash:
8a0329a75d7e5f2e3773ca76c37812c664de4695d651f375bf44c7fc6d1f420a
MD5 hash:
f1072025eff1da2a9c70a51ff1964277
SHA1 hash:
55b48fda5a08c786befa641d72589a6fe5d7a486
Link:
https://www.unpac.me/results/412e7679-5b94-4d77-9af8-f5634f78c989/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8a0329a75d7e/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/8a0329a75d7e5f2e3773ca76c37812c664de4695d651f375bf44c7fc6d1f420a

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB

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 8a0329a75d7e5f2e3773ca76c37812c664de4695d651f375bf44c7fc6d1f420a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2432863/
  
Delivery method
Distributed via web download

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