MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8d084f5dde01196806d96122f6e76321cc1fdd0fe97fbf3606e5ab4e54ccb0e3. 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: 10


Intelligence 10 IOCs YARA 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8d084f5dde01196806d96122f6e76321cc1fdd0fe97fbf3606e5ab4e54ccb0e3
SHA3-384 hash: 54b9f39c07b51a1ee45d91ffe40fee285751280faaf6ad784203d366adced48c89be87fc061f0b031915335ec140d808
SHA1 hash: 5cf4150027fcdcd6a63955807dff742fe62a5eb1
MD5 hash: a2db25c225a36e28e88f5ce51edee89a
humanhash: echo-south-california-sodium
File name:a2db25c225a36e28e88f5ce51edee89a.exe
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:6'422'016 bytes
First seen:2021-08-22 14:47:06 UTC
Last seen:2021-08-22 16:03:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 93a138801d9601e4c36e6274c8b9d111 (11 x CobaltStrike, 9 x Snatch, 8 x LaplasClipper)
ssdeep 98304:6WfpNGBkh9DALtSlA+E5kTq+AvulpwuSSxRHqBxO:6WhNG+h9DAolA+LVIIrK
Threatray 1'425 similar samples on MalwareBazaar
TLSH T18C567D13F8A624F6C6FEE13086619322BA71386943313BD35FD4967A5666FE47A3D300
Reporter abuse_ch
Tags:CobaltStrike exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
513
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a2db25c225a36e28e88f5ce51edee89a.exe
Verdict:
No threats detected
Analysis date:
2021-08-22 14:50:13 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/06c525cb-d2b6-425e-bc19-fea8961ba5a6

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/181256/
Detection(s):
SecuriteInfo.com.W64.Shelma.H.genEldorado.27468.27023.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sending an HTTP GET request
Sending a custom TCP request
Sending a UDP request
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
CobaltStrike
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c564e1b6-f81f-4916-ac80-943b4291223b
Result
Threat name:
CobaltStrike
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/837066
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Multi AV Scanner detection for submitted file
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8d084f5dde01196806d96122f6e76321cc1fdd0fe97fbf3606e5ab4e54ccb0e3/
Threat name:
Win64.Trojan.Shelma
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Status:
Malicious
First seen:
2021-08-22 14:48:07 UTC
AV detection:
11 of 28 (39.29%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ruee6xo6aemwqbwzmerpnz3dehgb7xip5f736nqg4wvu4vgmwdrq._file
Verdict:
malicious
Label(s):
cobaltstrike
Create hunting rule
Similar samples:
18b056a1951f2e7c4ab96095d25e015da4e456493d0591c94584a9063c399025
CobaltStrike
4d71f1eab01045de9ae76ea248be7746bad70c12ad977eeb6e8f8e46bbce6395
CobaltStrike
82b1cdd8869c550689bd5d5f6c387b21e84cd137730ed810cc2a3977560649cf
CobaltStrike
984265f2a1df743a585b3ed1aa138080dbc0e27c66d2472d10a66c916739556c
CobaltStrike
9c3b7ba8d375f19993312a6ac20418e0d107d73b30d585e9ad3646e150ff7c5a
CobaltStrike
9f84130cc5240f4df5afc674fde40012dd9ff141a28dfd171fbd0db9747dbc39
CobaltStrike
b3fd750484fca838813e814db7d6491fea36abe889787fb7cf3fb29d9d9f5429
CobaltStrike
bf4f50979b7b29f2b6d192630b8d7b76adb9cb65157a1c70924a47bf519c4edd
CobaltStrike
+ 1'415 additional samples on MalwareBazaar
Result
Malware family:
cobaltstrike
Create hunting rule
Score:
  10/10
Tags:
family:cobaltstrike botnet:305419896 backdoor trojan
Link:
https://tria.ge/reports/210822-ykrrra2kj6/
Behaviour
GoLang User-Agent
Cobaltstrike
Malware Config
C2 Extraction:
http://103.72.4.166:8443/images/logo_max.png
http://103.72.4.166:8443/images/logo.png
Unpacked files
SH256 hash:
8d084f5dde01196806d96122f6e76321cc1fdd0fe97fbf3606e5ab4e54ccb0e3
MD5 hash:
a2db25c225a36e28e88f5ce51edee89a
SHA1 hash:
5cf4150027fcdcd6a63955807dff742fe62a5eb1
Link:
https://www.unpac.me/results/3e74dd04-f7cb-4995-b38e-09b0aec4df6d/
Malware family:
Cobalt Strike
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/8d084f5dde01/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.94
Link:
https://yomi.yoroi.company/submissions/8d084f5dde01196806d96122f6e76321cc1fdd0fe97fbf3606e5ab4e54ccb0e3

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:Cobaltbaltstrike_Beacon_x64
Create hunting rule
Author:Avast Threat Intel Team
Description:Detects CobaltStrike payloads
Reference:https://github.com/avast/ioc
Rule name:CobaltStrikeBeacon
Create hunting rule
Author:enzo
Description:Cobalt Strike Beacon Payload
Rule name:CobaltStrike_C2_Encoded_XOR_Config_Indicator
Create hunting rule
Author:yara@s3c.za.net
Description:Detects CobaltStrike C2 encoded profile configuration
Rule name:CobaltStrike_MZ_Launcher
Create hunting rule
Author:yara@s3c.za.net
Description:Detects CobaltStrike MZ header ReflectiveLoader launcher
Rule name:GoBinTest
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Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:HKTL_CobaltStrike_Beacon_Strings
Create hunting rule
Author:Elastic
Description:Identifies strings used in Cobalt Strike Beacon DLL
Reference:https://www.elastic.co/blog/detecting-cobalt-strike-with-memory-signatures
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:HKTL_Win_CobaltStrike
Create hunting rule
Author:threatintel@volexity.com
Description:The CobaltStrike malware family.
Reference:https://www.volexity.com/blog/2021/05/27/suspected-apt29-operation-launches-election-fraud-themed-phishing-campaigns/
Rule name:INDICATOR_SUSPICIOUS_ReflectiveLoader
Create hunting rule
Author:ditekSHen
Description:detects Reflective DLL injection artifacts
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
Author:Florian Roth
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
Rule name:win_cobalt_strike_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.cobalt_strike.

File information

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

Web download

CobaltStrike

Executable exe 8d084f5dde01196806d96122f6e76321cc1fdd0fe97fbf3606e5ab4e54ccb0e3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1381699/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/181256/

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