MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d1fdec2d2fb38eb21e69a9c93e55f0a42917f1d3bec19fb1e63d4a12cc0807ea. 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

CobaltStrike

Vendor detections: 7

Intelligence 7 IOCs YARA 5 File information Comments

SHA256 hash:	d1fdec2d2fb38eb21e69a9c93e55f0a42917f1d3bec19fb1e63d4a12cc0807ea
SHA3-384 hash:	7ad7143f0922e1cf18fcc117cd112dc97bd87b54a26b90badc05199998a6955605bbd10980bce1d348cbca3566c6d708
SHA1 hash:	d350f6e5d712c389f863c98e0f2abc4caa5924b7
MD5 hash:	0689d044737e10bb9764f0e3d07def1f
humanhash:	fourteen-cola-fourteen-oxygen
File name:	ServiceInstance.dll
Download:	download sample
Signature	CobaltStrike Create hunting rule
File size:	237'056 bytes
First seen:	2026-08-06 12:39:36 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	daee8d8d036e662fa740ea3e5ae4388e (1 x CobaltStrike)
ssdeep	3072:iUkNcnn+wsnEDSHHND6xXhLEkAGGf214F7tbTblJvian9QqUAjoY46Fx/Bb0Oa:jksBiwwND6/L9AGGf2kD7LohHO
TLSH	T113346B5A73A50CB9ED738139C8534E05E77278560771DAAF03A0425AEF2F7E0663BB21
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
Reporter	GDHJDSYDH1
Tags:	backdoor CobaltStrike dllHijack exe

Intelligence

File Origin

# of uploads :

# of downloads :

190

Origin country :

n/a

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

cs.zip

Verdict:

Suspicious activity

Analysis date:

2026-05-27 08:21:10 UTC

Tags:

arch-exec

Link:

https://app.any.run/tasks/526c837f-18d7-498c-a34a-6988522a90e3

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/79040/

Result

Verdict:

Clean

Maliciousness:

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Tags:

anti-debug anti-vm fingerprint masquerade microsoft_visual_cc

Link:

https://www.filescan.io/uploads/6a7480c91e3d7573b1154270/reports/0851a966-c7f9-47da-a2b6-93f706f45095/overview

Verdict:

Malicious

Labled as:

Trojan.Win64.CbltStk

Link:

https://www.hybrid-analysis.com/sample/d1fdec2d2fb38eb21e69a9c93e55f0a42917f1d3bec19fb1e63d4a12cc0807ea

Verdict:

Clean

File Type:

dll x64

First seen:

2026-08-06T09:43:00Z UTC

Last seen:

2026-08-06T22:38:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/d1fdec2d2fb38eb21e69a9c93e55f0a42917f1d3bec19fb1e63d4a12cc0807ea/results?tab=lookup

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/3b671bfa-fb03-44d6-b885-620a49664e25

Score:

80%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/d1fdec2d2fb38eb21e69a9c93e55f0a42917f1d3bec19fb1e63d4a12cc0807ea

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/0689d044737e10bb9764f0e3d07def1f

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/d1fdec2d2fb38eb21e69a9c93e55f0a42917f1d3bec19fb1e63d4a12cc0807ea/

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=2h66yljpwohlehtjvhet4vpququrp4otx3az7mpghvfbftaia7va._file

Verdict:

malicious

Label(s):

Scout

Link:

https://reports.threatray.com/bb01658e-9915-4c04-8e0d-530cf306e395

Result

Malware family:

n/a

Score:

5/10

Tags:

n/a

Link:

https://tria.ge/reports/260806-pwjs6svzcv/

Behaviour

Enumerates physical storage devices

Drops file in System32 directory

Unpacked files

SH256 hash:

d1fdec2d2fb38eb21e69a9c93e55f0a42917f1d3bec19fb1e63d4a12cc0807ea

MD5 hash:

0689d044737e10bb9764f0e3d07def1f

SHA1 hash:

d350f6e5d712c389f863c98e0f2abc4caa5924b7

Link:

https://www.unpac.me/results/a87fb8f6-63e3-4b35-9309-d38f82287c15/

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/d1fdec2d2fb38eb21e69a9c93e55f0a42917f1d3bec19fb1e63d4a12cc0807ea

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:	cobalt_strike_tmp01925d3f Create hunting rule
Author:	The DFIR Report
Description:	files - file ~tmp01925d3f.exe
Reference:	https://thedfirreport.com

Rule name:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	FreddyBearDropper Create hunting rule
Author:	Dwarozh Hoshiar
Description:	Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

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.