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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 98791c948b844813746465deff8af58c8df3ceb9af5b47b36e986e8685de277d. 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: 9


Intelligence 9 IOCs YARA 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 98791c948b844813746465deff8af58c8df3ceb9af5b47b36e986e8685de277d
SHA3-384 hash: 12a112111d4f6438ef8a5f11ccefd4221f8a120fc8ee11bbd0623fbe3f024612c21d3030931723fe9173f705ee943691
SHA1 hash: ee2f4aac3b654953f7299946520f1644948f83d0
MD5 hash: 544778a3eb748a2d3b0100c82ffad8d4
humanhash: eleven-oregon-arkansas-carbon
File name:r5H3hRVx85.dll
Download: download sample
File size:1'215'488 bytes
First seen:2026-09-28 14:23:43 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash ee0d6469bde777312e41d82fad78bcf5
ssdeep 12288:IRmjnOSVF+9dd6eS+Z+YgvXPIFzrSPGiyDxX4bIaXabsJ6rq7JB7jRPIox2sJ+1:+GF+9dd6eXZZeIFzW+x3C5lgLO+
TLSH T178458D13B6D941A9D02EC17487578132EA72BC560B34AAEF0790B3192E7BFE46B3D711
TrID 51.9% (.EXE) Win64 Executable (generic) (6522/11/2)
16.1% (.EXE) OS/2 Executable (generic) (2029/13)
15.9% (.EXE) Generic Win/DOS Executable (2002/3)
15.9% (.EXE) DOS Executable (generic) (2000/1)
Magika pebin
Reporter johnk3r
Tags:AtkExEmbedKey2026 exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
163
Origin country :
BR BR
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
No threats detected
Analysis date:
2026-09-28 14:38:14 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/676f254d-f4e5-4813-b080-1bda0e31192a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/89454/
Detection(s):
SecuriteInfo.com.Gen.Variant.Yogi.31305.23944.552.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ac0b8bd4e97199d5892aedd
Tags:
virus
Result
Verdict:
Clean
Maliciousness:

Behaviour
Launching the default Windows debugger (dwwin.exe)
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug anti-vm crypto explorer fingerprint lolbin masquerade packed reconnaissance
Link:
https://www.filescan.io/uploads/6aba78968be451b4ec0fbf8b/reports/ea78fa54-5aac-4f9f-b231-dbd207c16099/overview
Verdict:
Malicious
Labled as:
Yogi.Generic
Link:
https://www.hybrid-analysis.com/sample/98791c948b844813746465deff8af58c8df3ceb9af5b47b36e986e8685de277d
Verdict:
Unknown
File Type:
dll x64
Link:
https://opentip.kaspersky.com/98791c948b844813746465deff8af58c8df3ceb9af5b47b36e986e8685de277d/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e9b6ef9b-d4b9-4c8d-b315-82cc84d9a046
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1979000
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1979000 Sample: r5H3hRVx85.dll.exe Startdate: 28/09/2026 Architecture: WINDOWS Score: 48 30 mr-b01.tm-azurefd.net 2->30 32 casoneroutegold-prod-bggfgca0dkaag8a8.b01.azurefd.net 2->32 36 Multi AV Scanner detection for submitted file 2->36 9 loaddll64.exe 1 2->9         started        signatures3 process4 process5 11 cmd.exe 1 9->11         started        13 rundll32.exe 9->13         started        15 rundll32.exe 9->15         started        17 3 other processes 9->17 process6 19 rundll32.exe 11->19         started        21 WerFault.exe 3 18 13->21         started        24 WerFault.exe 16 15->24         started        26 WerFault.exe 16 17->26         started        dnsIp7 28 WerFault.exe 20 16 19->28         started        34 mr-b01.tm-azurefd.net 150.171.109.72, 443, 49752, 49755 MICROSOFT-CORP-MSN-AS-BLOCK-MicrosoftCorporationUS South Africa 21->34 process8
Score:
95%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/98791c948b844813746465deff8af58c8df3ceb9af5b47b36e986e8685de277d
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/544778a3eb748a2d3b0100c82ffad8d4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/98791c948b844813746465deff8af58c8df3ceb9af5b47b36e986e8685de277d/
Threat name:
Win64.Trojan.Yogi
Create hunting rule
Status:
Malicious
First seen:
2026-09-28 14:24:21 UTC
File Type:
PE+ (Dll)
Extracted files:
1
AV detection:
7 of 24 (29.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tb4rzfelqrebg5demxpp7cxvrsg7htvzv5nupm3otbxinbo6e56q._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/260928-rqtgjawx8r/
Unpacked files
SH256 hash:
98791c948b844813746465deff8af58c8df3ceb9af5b47b36e986e8685de277d
MD5 hash:
544778a3eb748a2d3b0100c82ffad8d4
SHA1 hash:
ee2f4aac3b654953f7299946520f1644948f83d0
Link:
https://www.unpac.me/results/75820145-60ea-450d-87f9-7cf9015af097/
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/98791c948b844813746465deff8af58c8df3ceb9af5b47b36e986e8685de277d

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:Check_OutputDebugStringA_iat
Create hunting rule
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:Indicator_MiniDumpWriteDump
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects PE files and PowerShell scripts that use MiniDumpWriteDump either through direct imports or string references
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE
Create hunting rule
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:TH_Generic_MassHunt_Win_Malware_2025_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Windows malware mass-hunt rule - 2025
Reference:https://cyfare.net/
Rule name:TigerRAT_pe_yaraify
Create hunting rule
Author:hunts-yara-code
Description:YARAify-tightened byte rule from 9 sample(s) -- VERIFY hits
Rule name:VECT_Ransomware
Create hunting rule
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/89454/

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