MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 7341fa7b28bdc411c4f73c171c036cf5cdd57b7fcd2b006231ac92c324a829fe. 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
Threat unknown
Vendor detections: 8
| SHA256 hash: | 7341fa7b28bdc411c4f73c171c036cf5cdd57b7fcd2b006231ac92c324a829fe |
|---|---|
| SHA3-384 hash: | 036e515e7dcb50ceb4f6286fec3b889a2427a9b9172b4194424df256b048b7fdf39969bd960aeededb40b110eb0ba9a7 |
| SHA1 hash: | d476f801a5990b26053a220597b883eae8a3bfa5 |
| MD5 hash: | 16933fd1b134aa8c14a565df666ae354 |
| humanhash: | whiskey-north-neptune-nebraska |
| File name: | default.dat |
| Download: | download sample |
| File size: | 14'319'452 bytes |
| First seen: | 2026-07-31 15:52:29 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | cf72283be50852e418ce6bbb6b645835 (32 x Adware.Yogi, 7 x BlankGrabber, 2 x Efimer) |
| ssdeep | 393216:drSxQ+EyxQ7V2ae3PTZzXMCHWUjlcuI3/PGTAI:dzXyxk2aefTZzXMb8SH/O7 |
| TLSH | T114E6334C9BE002BEF5639039EEA265D0F7A4FC521331C9EB17AC83A6AD535F0593D216 |
| TrID | 37.0% (.EXE) Win64 Executable (generic) (6522/11/2) 28.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 11.5% (.EXE) OS/2 Executable (generic) (2029/13) 11.3% (.EXE) Generic Win/DOS Executable (2002/3) 11.3% (.EXE) DOS Executable (generic) (2000/1) |
| Magika | pebin |
| dhash icon | 71f0e8e8e8e8f0f0 (3 x Efimer) |
| Reporter |  aachum |
| Tags: | ClickFix Efimer exe |
Intelligence
File Origin
# of uploads :
1
# of downloads :
210
Origin country :
ESVendor Threat Intelligence
Malware configuration found for:
PyInstaller
Details
Malware family:
n/a
ID:
1
File name:
https://tuasesoriadigital.es/default.dat
Verdict:
Malicious activity
Analysis date:
2026-07-31 15:47:51 UTC
Tags:
python loader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a file in the %temp% subdirectories
Restart of the analyzed sample
Creating a window
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-debug expand installer-heuristic lolbin masquerade microsoft_visual_cc overlay packed packed packed pyinstaller reconnaissance
Verdict:
Malicious
Labled as:
Yogi.Generic
Verdict:
Unknown
Gathering data
Score:
99%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64
Threat name:
Win64.Malware.Yogi
Status:
Malicious
First seen:
2026-07-31 15:53:32 UTC
File Type:
PE+ (Exe)
Extracted files:
482
AV detection:
6 of 36 (16.67%)
Threat level:
2/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
8/10
Tags:
execution pyarmor pyinstaller
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Executes a command shell one-liner
Loads dropped DLL
Command and Scripting Interpreter: PowerShell
Unpacked files
SH256 hash:
7341fa7b28bdc411c4f73c171c036cf5cdd57b7fcd2b006231ac92c324a829fe
MD5 hash:
16933fd1b134aa8c14a565df666ae354
SHA1 hash:
d476f801a5990b26053a220597b883eae8a3bfa5
SH256 hash:
36585912e5eaf83ba9fea0631534f690ccdc2d7ba91537166fe53e56c221e153
MD5 hash:
862f820c3251e4ca6fc0ac00e4092239
SHA1 hash:
ef96d84b253041b090c243594f90938e9a487a9a
SH256 hash:
46983c5fd548a30fa23c79a284aebb8ab1788c48981a9568025416da74a3009c
MD5 hash:
bd7c0e8c5fe574005d47f8a417602f24
SHA1 hash:
9e2da35f8a9bc79c46eeb4d9124e4f1ba81c3f51
SH256 hash:
a5c6a329698490a035133433928d04368ce6285bb91a9d074fc285de4c9a32a4
MD5 hash:
16855ebef31c5b1ebe767f1c617645b3
SHA1 hash:
315521f3a748abfa35cd4d48e8dd09d0556d989b
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: | DebuggerException__SetConsoleCtrl |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | Detect_PyInstaller |
|---|---|
| Author: | Obscurity Labs LLC |
| Description: | Detects PyInstaller compiled executables across platforms |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | PyInstaller |
|---|---|
| Author: | @bartblaze |
| Description: | Identifies executable converted using PyInstaller. This rule by itself does NOT necessarily mean the detected file is malicious. |
| Rule name: | TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE |
|---|---|
| Author: | CYFARE |
| Description: | Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments |
| Reference: | https://cyfare.net/ |
| Rule name: | upxHook |
|---|---|
| Author: | @r3dbU7z |
| Description: | Detect artifacts from 'upxHook' - modification of UPX packer |
| Reference: | https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/ |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
exe 7341fa7b28bdc411c4f73c171c036cf5cdd57b7fcd2b006231ac92c324a829fe
(this sample)
Delivery method
Distributed via web download
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