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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f8fd541ee79a926b02b1304e4489f6af339259ebc71608f4a0472f62b6087f1. 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: 3


Intelligence 3 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4f8fd541ee79a926b02b1304e4489f6af339259ebc71608f4a0472f62b6087f1
SHA3-384 hash: 01617c4e70ee486dfa55700651387eaf27bf0603c70309cc2b9a9d089e75e0417a35aba5e6082af742aa51f03b897755
SHA1 hash: 73ef030e5e2a422f035b1f461ebf6c20a3fc8a1d
MD5 hash: 5d87014b5845b63db0d3b77231a4be01
humanhash: four-stream-georgia-winter
File name:NDA Example 2023.img
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:1'835'008 bytes
First seen:2023-01-09 16:30:55 UTC
Last seen:Never
File type: img
MIME type:application/octet-stream
ssdeep 6144:WEBPfwj3Vd6Yw9y7dRAxFGFAsuqsUHhCEnBgRXM/M5ZMyrFMPQVVVFyT2mW2/xGM:pq3q1UycOqLlgRXMTiaPQw
TLSH T1EF855B8AB26502E8D17BC23CC6534A1AFA7274594321ABDF07B5575B2F23BE4173E321
TrID 99.6% (.NULL) null bytes (2048000/1)
0.2% (.ATN) Photoshop Action (5007/6/1)
0.0% (.BIN/MACBIN) MacBinary 1 (1033/5)
0.0% (.ABR) Adobe PhotoShop Brush (1002/3)
0.0% (.SMT) Memo File Apollo Database Engine (88/84)
Reporter k3dg3___
Tags:Cobalt Strike CobaltStrike img TA580

Intelligence

File Origin
# of uploads :
1
# of downloads :
160
Origin country :
US US
File Archive Information

This file archive contains 3 file(s), sorted by their relevance:

File name:offer.lnk
File size:1'753 bytes
SHA256 hash: 63478eaddd2eab15aff60344a30b8835f04d77cc155f93b8a4be648dcb856c1e
MD5 hash: 3f1a5cd2fb46988e748cc01d9cae5ffc
MIME type:application/octet-stream
Signature CobaltStrike
File name:memberhome.bat
File size:2'022 bytes
SHA256 hash: ab1ccd107422f5618ae36a488b86127f6b6d7117f34e78629e6773130a6b8d32
MD5 hash: 60e99fbb863d912658d5395d1fbb5e6f
MIME type:text/x-msdos-batch
Signature CobaltStrike
File name:stories.dll
File size:585'728 bytes
SHA256 hash: 60383cae7887e11901e6d092754a45738506dae4c6e057d8a40adb6926e9cf16
MD5 hash: 65bb87469f86e109fb2a8282575e08da
MIME type:application/x-dosexec
Signature CobaltStrike
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilLNK.PolkSalad.20221208.UNOFFICIAL
Create hunting rule

TwinWave.EvilLNK.ReturnOfTheMac.002590d2c4a2.UNOFFICIAL
Create hunting rule

Verdict:
No Threat
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/63bc414806f34cc0fa52f058/reports/b4cadd4e-3020-4d6e-b5b4-4653cf2b8ec2/overview
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4f8fd541ee79a926b02b1304e4489f6af339259ebc71608f4a0472f62b6087f1/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j6h5kqpopgusnmblcmcoise7nlztsjm6xrywbd2karzpmk3aq7yq._file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/4f8fd541ee79a926b02b1304e4489f6af339259ebc71608f4a0472f62b6087f1

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:Execution_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies execution artefacts in shortcut (LNK) files.
Rule name:EXE_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies executable artefacts in shortcut (LNK) files.
Rule name:ISO_exec
Create hunting rule
Author:@bartblaze
Description:Identifies execution artefacts in ISO files, seen in malware such as Bumblebee.
Rule name:LNK_sospechosos
Create hunting rule
Author:Germán Fernández
Description:Detecta archivos .lnk sospechosos
Rule name:Script_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies scripting artefacts in shortcut (LNK) files.
Rule name:SUSP_LNK_CMD
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects the reference to cmd.exe inside an lnk file, which is suspicious

File information

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

CobaltStrike

img 4f8fd541ee79a926b02b1304e4489f6af339259ebc71608f4a0472f62b6087f1

(this sample)

60383cae7887e11901e6d092754a45738506dae4c6e057d8a40adb6926e9cf16

  
Link
https://tria.ge/230109-tvdmzsac8s/behavioral3
  
Dropping
SHA256 60383cae7887e11901e6d092754a45738506dae4c6e057d8a40adb6926e9cf16
  
Delivery method
Distributed via e-mail link

Comments