MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a7c41519be7719b4a240776bd95ed4bb92726f6f19353daf97911564150d51f3. 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: 12


Intelligence 12 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a7c41519be7719b4a240776bd95ed4bb92726f6f19353daf97911564150d51f3
SHA3-384 hash: c3cb13a2105c193e4e39f6d81b6df142cf0ac48f0e966d993b3138a59b0db732baf3b887bcbebf611141f36adde6a53f
SHA1 hash: b4412ba567e9ed13d71a874decdb5820be0abafe
MD5 hash: bce19652621848c9b1575e94678be39b
humanhash: asparagus-black-hot-sodium
File name:file
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:193'024 bytes
First seen:2022-11-24 16:32:00 UTC
Last seen:2022-11-24 18:28:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 5a0f5eee1a1d8df02fd40c6cf3174a3d (6 x Smoke Loader, 3 x RedLineStealer, 2 x Amadey)
ssdeep 3072:CsKqFN6trBmr+ILxLpgVLl52C4+ILvSae3W8hqUvJ4v0/:AqXdLxLGi9SN3W8hqI
Threatray 2'510 similar samples on MalwareBazaar
TLSH T17314D03639E0C032C2AB65704D25DB99BBBDB9300A78D64B7B98177E1F706D0663634B
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 24ac137031939b91 (1 x Smoke Loader)
Reporter jstrosch
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
185
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
No threats detected
Analysis date:
2022-11-24 16:35:06 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/99ea3cdd-4465-4baa-9a75-f20e7bdc06b2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
SmokeLoader
Create hunting rule
Link:
https://www.capesandbox.com/analysis/338138/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.10349.5574.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
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
Creating a file in the %temp% directory
Creating a process from a recently created file
Sending a custom TCP request
Sending an HTTP GET request
Searching for synchronization primitives
Creating a file
Creating a process with a hidden window
Launching the default Windows debugger (dwwin.exe)
Launching a process
Unauthorized injection to a system process
Enabling autorun by creating a file
Sending an HTTP GET request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/637f9c8a94f9bac087b33dde/reports/d126f04a-feb8-475e-84e7-3c3f444234ac/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/323fc272-891a-4abf-bc39-fea7dfe11ecd
Result
Threat name:
Amadey, RedLine, SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1120650
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Allocates memory in foreign processes
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 for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Contains functionality to inject code into remote processes
Creates a thread in another existing process (thread injection)
Creates an undocumented autostart registry key
Deletes itself after installation
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops PE files with benign system names
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
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
Snort IDS alert for network traffic
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected Amadey bot
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 753367 Sample: file.exe Startdate: 24/11/2022 Architecture: WINDOWS Score: 100 81 api.ip.sb 2->81 83 transfer.sh 2->83 109 Snort IDS alert for network traffic 2->109 111 Malicious sample detected (through community Yara rule) 2->111 113 Antivirus detection for URL or domain 2->113 115 12 other signatures 2->115 11 file.exe 2->11         started        14 jbfebve 2->14         started        16 rovwer.exe 2->16         started        signatures3 process4 signatures5 139 Detected unpacking (changes PE section rights) 11->139 141 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 11->141 143 Maps a DLL or memory area into another process 11->143 18 explorer.exe 11 11->18 injected 145 Machine Learning detection for dropped file 14->145 147 Checks if the current machine is a virtual machine (disk enumeration) 14->147 149 Creates a thread in another existing process (thread injection) 14->149 process6 dnsIp7 85 cdn-134.anonfiles.com 195.96.151.89, 443, 49745 UTA-ASAT unknown 18->85 87 srshf.com 108.167.141.212, 443, 49715 UNIFIEDLAYER-AS-1US United States 18->87 89 5 other IPs or domains 18->89 61 C:\Users\user\AppData\Roaming\jbfebve, PE32 18->61 dropped 63 C:\Users\user\AppData\Local\Temp\7DE9.exe, PE32 18->63 dropped 65 C:\Users\user\AppData\Local\Temp\5B1E.exe, PE32 18->65 dropped 67 3 other malicious files 18->67 dropped 117 System process connects to network (likely due to code injection or exploit) 18->117 119 Benign windows process drops PE files 18->119 121 Injects code into the Windows Explorer (explorer.exe) 18->121 123 3 other signatures 18->123 23 2854.exe 19 18->23         started        28 3313.exe 3 18->28         started        30 7DE9.exe 3 18->30         started        32 10 other processes 18->32 file8 signatures9 process10 dnsIp11 91 fgkniqhrdeyclu3cx4b0dz.ftiowihlc6rrsfvxlwso1hn2lai0kvq 23->91 93 www.sssupersports.com 104.21.44.248, 443, 49747, 49748 CLOUDFLARENETUS United States 23->93 69 C:\Users\user\AppData\Local\...\svchost.exe, PE32+ 23->69 dropped 71 C:\Users\user\AppData\Local\...\advapi32.dll, PE32 23->71 dropped 73 C:\Users\user\AppData\...\library[1].bin, PE32 23->73 dropped 75 C:\Users\user\AppData\...\resource[1].bin, PE32+ 23->75 dropped 125 Multi AV Scanner detection for dropped file 23->125 127 Machine Learning detection for dropped file 23->127 129 Writes to foreign memory regions 23->129 137 4 other signatures 23->137 34 svchost.exe 23->34         started        37 ngentask.exe 23->37         started        39 ngentask.exe 23->39         started        77 C:\Users\user\AppData\Local\...\rovwer.exe, PE32 28->77 dropped 131 Detected unpacking (changes PE section rights) 28->131 133 Detected unpacking (overwrites its own PE header) 28->133 135 Contains functionality to inject code into remote processes 28->135 41 rovwer.exe 4 28->41         started        79 C:\Users\user\AppData\Local\...\rovwer.exe, PE32 30->79 dropped 43 rovwer.exe 30->43         started        45 conhost.exe 32->45         started        file12 signatures13 process14 signatures15 95 Antivirus detection for dropped file 34->95 97 Multi AV Scanner detection for dropped file 34->97 99 Machine Learning detection for dropped file 34->99 101 Detected unpacking (changes PE section rights) 41->101 103 Detected unpacking (overwrites its own PE header) 41->103 105 Creates an undocumented autostart registry key 41->105 107 Uses schtasks.exe or at.exe to add and modify task schedules 41->107 47 cmd.exe 1 41->47         started        49 schtasks.exe 1 41->49         started        process16 process17 51 conhost.exe 47->51         started        53 cmd.exe 1 47->53         started        55 cmd.exe 1 47->55         started        59 4 other processes 47->59 57 conhost.exe 49->57         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a7c41519be7719b4a240776bd95ed4bb92726f6f19353daf97911564150d51f3/
Threat name:
Win32.Trojan.Raccoon
Create hunting rule
Status:
Malicious
First seen:
2022-11-24 16:32:18 UTC
File Type:
PE (Exe)
Extracted files:
10
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u7cbkgn6o4m3jisao5v5sxwuxojhe33pde2t3l4xsekwifinkhzq._file
Verdict:
malicious
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Smoke Loader
+ 2'500 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader backdoor trojan
Link:
https://tria.ge/reports/221124-t1yv4sfd42/
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Detects Smokeloader packer
SmokeLoader
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0d8e8207-dece-482a-b974-d88d696e12ac
Unpacked files
SH256 hash:
e97028f53e2a5448ecf5b0ca744e94ca51ea272281d2c6494b74f46bc3c4d661
MD5 hash:
5763c7d74ab2d3df8b55cc762a7435d0
SHA1 hash:
4bc56a0e29f5af2cad1e984cab4580f575beda04
Detections:
win_smokeloader_a2
Create hunting rule
SmokeLoaderStage2
Create hunting rule
Link:
https://www.unpac.me/results/242c0139-aab0-479d-bf09-0b86276e5cdc/
Parent samples :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 hash:
a7c41519be7719b4a240776bd95ed4bb92726f6f19353daf97911564150d51f3
MD5 hash:
bce19652621848c9b1575e94678be39b
SHA1 hash:
b4412ba567e9ed13d71a874decdb5820be0abafe
Link:
https://www.unpac.me/results/242c0139-aab0-479d-bf09-0b86276e5cdc/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a7c41519be77/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/a7c41519be7719b4a240776bd95ed4bb92726f6f19353daf97911564150d51f3

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 a7c41519be7719b4a240776bd95ed4bb92726f6f19353daf97911564150d51f3

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/338138/
  
URLhaus
https://urlhaus.abuse.ch/url/2409837/

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