MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 87dca59ec3d55bcb1b05da564e5ce0a164ab633f1c46a18a97f72a30efff7388. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 87dca59ec3d55bcb1b05da564e5ce0a164ab633f1c46a18a97f72a30efff7388
SHA3-384 hash: 0079272d59f058877ce6be47d0ed040bd5d393a72f47cf85491aca78cd76f7b3597c09f7c9c0a3b2292d0b980cceddab
SHA1 hash: c1b74e0b5805f97a5c98e08cdaa2bf1b216bdad1
MD5 hash: 518289fea6f637c3ceaef2db73fa77a1
humanhash: undress-september-twelve-monkey
File name:87dca59ec3d55bcb1b05da564e5ce0a164ab633f1c46a18a97f72a30efff7388
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:289'792 bytes
First seen:2020-10-01 11:54:19 UTC
Last seen:2020-10-01 12:39:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 9133e54115603c0107b8f985598440d0 (33 x CobaltStrike, 13 x Cobalt Strike)
ssdeep 6144:5w3ntRXTdwzWy28rfS82hZZK3I0qZieC23qW+qY/S0kns:UnBm8SS824I0qZ+kns
Threatray 634 similar samples on MalwareBazaar
TLSH 5A548DF080C1B419EF59F3B637ED6684FC6779522AF81C4E077A7A5013DA4B72A4C42A
Reporter JAMESWT_WT
Tags:CobaltStrike

Intelligence

File Origin
# of uploads :
2
# of downloads :
106
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/67393/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.34584410.19448.13529.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Sending a UDP request
DNS request
Result
Threat name:
CobaltStrike
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/479259
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/87dca59ec3d55bcb1b05da564e5ce0a164ab633f1c46a18a97f72a30efff7388/
Threat name:
Win64.Trojan.CobaltStrike
Create hunting rule
Status:
Malicious
First seen:
2020-09-25 05:28:00 UTC
File Type:
PE+ (Exe)
AV detection:
19 of 29 (65.52%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=q7oklhwd2vn4wgyf3jle4xhaufskwyz7drdkdcux64vdb377ooea._file
Verdict:
malicious
Label(s):
cobaltstrike
Create hunting rule
Similar samples:
05815c1e6e37cf16bb24c456836069a7709df19505708d26f503ff46360001ba
CobaltStrike
2c75fcb1983a87e786ec745a20df2f2e508c294da40e956e0c46786005120a6c
CobaltStrike
3e6c11f27c1309c63abe0a1563c6141ce7b8d8110419c572be46dcb3578db443
CobaltStrike
4d71f1eab01045de9ae76ea248be7746bad70c12ad977eeb6e8f8e46bbce6395
CobaltStrike
9a7d2b2c96ee9b7b0ddc1665988d935a719f04cdb2b2dd331ec36aa4f6597506
CobaltStrike
9c3b7ba8d375f19993312a6ac20418e0d107d73b30d585e9ad3646e150ff7c5a
CobaltStrike
a8241398b22ba3745b460a7a0c39cb9a86ca258b9283901d42e8dab283acb39b
CobaltStrike
d44d718c247b1664861f987b1725314f152e43e7c1da80b163f812e1b7c3fdb7
CobaltStrike
e99cc027c77bed5c1414225e39093bde66c654a9adfcca9cb3ddafa266410aea
CobaltStrike
f8c94e76f4d756924bf929b32f85158bc81911ce4a606af67e37460405e0ad3f
CobaltStrike
+ 624 additional samples on MalwareBazaar
Result
Malware family:
cobaltstrike
Create hunting rule
Score:
  10/10
Tags:
trojan backdoor family:cobaltstrike
Link:
https://tria.ge/reports/201001-rgq4d27cj6/
Behaviour
Cobaltstrike
Malware Config
C2 Extraction:
http://web.molinahealthcare.gq:443/s/ref=nb_sb_nefes_1/167-329488877-0262949/field-keywords=books
Unpacked files
SH256 hash:
87dca59ec3d55bcb1b05da564e5ce0a164ab633f1c46a18a97f72a30efff7388
MD5 hash:
518289fea6f637c3ceaef2db73fa77a1
SHA1 hash:
c1b74e0b5805f97a5c98e08cdaa2bf1b216bdad1
Link:
https://www.unpac.me/results/eed999b6-cdef-4af7-b0e9-89eb064b4c73/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
CobaltStrike
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/87dca59ec3d55bcb1b05da564e5ce0a164ab633f1c46a18a97f72a30efff7388

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:HKTL_Meterpreter_inMemory
Create hunting rule
Author:netbiosX, Florian Roth
Description:Detects Meterpreter in-memory
Reference:https://www.reddit.com/r/purpleteamsec/comments/hjux11/meterpreter_memory_indicators_detection_tooling/
Rule name:MALW_cobaltrike
Create hunting rule
Author:Marc Rivero | McAfee ATR Team
Description:Rule to detect CobaltStrike beacon
Rule name:ReflectiveLoader
Create hunting rule
Description:Detects a unspecified hack tool, crack or malware using a reflective loader - no hard match - further investigation recommended
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research

File information

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

  
X
https://twitter.com/malwrhunterteam/status/1311609377846112257?s=20
Cape
Cape
https://www.capesandbox.com/analysis/67393/

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