MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2fb46244b2a594933ac3e9369d9d014253666d0a91c42a2a1556fe2f09ffe2f8. 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: 4


Intelligence 4 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2fb46244b2a594933ac3e9369d9d014253666d0a91c42a2a1556fe2f09ffe2f8
SHA3-384 hash: 57d0496b7a53601c18e00d7c9f78b125d3e260103aa8aeab17b2ee90e52c5a39eb5ab4ba8e97ac9d9ca511e3199aab08
SHA1 hash: d65996029110574d703a5c58bec62f9322e8c960
MD5 hash: 100e2b493cf35ad1d82f19503ad4004f
humanhash: pasta-ink-april-low
File name:8yu6
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:210'944 bytes
First seen:2020-06-23 08:14:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 0bc418575efc832b308d227b31192688 (42 x CobaltStrike)
ssdeep 3072:nryYXMJJciFoSYMoXYQlwfv/gF8jua3PX4Ns5drwolUtbL5JuN:lXkiq4wfv4Kjnv+srwoGQ
Threatray 67 similar samples on MalwareBazaar
TLSH AA248DA03191E032D05B0439621BCB7E5BFDF9F41271A487BBD81A5AAE71393EB19347
Reporter JAMESWT_WT
Tags:CobaltStrike

Intelligence

File Origin
# of uploads :
1
# of downloads :
104
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/12922/
Detection(s):
SecuriteInfo.com.BackDoor.Meterpreter.67.30579.23678.UNOFFICIAL
Create hunting rule

Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2fb46244b2a594933ac3e9369d9d014253666d0a91c42a2a1556fe2f09ffe2f8/
Threat name:
Win32.Backdoor.CobaltStrikeBeacon
Create hunting rule
Status:
Malicious
First seen:
2020-06-23 08:16:06 UTC
File Type:
PE (Dll)
AV detection:
40 of 48 (83.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=f62gerfsuwkjgowd5e3j3hibijjwm3ikshccukqvk37c6cp74l4a._file
Verdict:
malicious
Similar samples:
3d8e63b6e83da5e0c57246f860e38f77642e8570c0b40e81fc8e72f6255c2233
CobaltStrike
5e627b14e776856c2904f622b43da929fbc41c1d0b753cd0f98913d8eeaf3544
CobaltStrike
888750cee6858ec2c6131628caa562be26b1c65ecaeff4addcbf73a456c99517
CobaltStrike
8c195ec63793d4d4927cb5e06cd2c5771cedab32baecd2097454e3709e2748cc
CobaltStrike
951cf534559a88818ccf0aa18e0b771a9e8159f40ecba9c58ceb5ba720859af8
CobaltStrike
a3b71dfc0235bd33cd7d9d05db130acc2d4d4852522279aab9ceb5ea9f3d0ca9
CobaltStrike
d98c29847ea4a1acbc30f95ede18759d9f2ed343dd99d85a542efdf23fd497e5
CobaltStrike
f15491b940bdf60bc4e906b0c333ea3f7a7f38079a906b80a212901eb5ce0152
CobaltStrike
fde61e7e31794b93f99bc6e1a99c64debde2e6f982e7f385a7a6b1be41feb14c
CobaltStrike
ff086b18973ef9d1075c1a5ca6867382566e2d6e4bd4df444eefdb3f8745f454
CobaltStrike
+ 57 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
n/a
Link:
https://tria.ge/reports/200624-gma6x9b7fn/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Program crash
Please note that we are no longer able to provide a coverage score for Virus Total.

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:APT_CobaltStrike_Beacon_Indicator
Create hunting rule
Author:JPCERT
Description:Detects CobaltStrike beacons
Reference:https://github.com/JPCERTCC/aa-tools/blob/master/cobaltstrikescan.py
Rule name:CobaltStrike
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect CobaltStrike Beacon in memory
Reference:https://blogs.jpcert.or.jp/en/2018/08/volatility-plugin-for-detecting-cobalt-strike-beacon.html
Rule name:CobaltStrike_C2_Encoded_Config_Indicator
Create hunting rule
Author:yara@s3c.za.net
Description:Detects CobaltStrike C2 encoded profile configuration
Rule name:CobaltStrike_Sleep_Decoder_Indicator
Create hunting rule
Author:yara@s3c.za.net
Description:Detects CobaltStrike sleep_mask decoder
Rule name:CobaltStrike_Unmodifed_Beacon
Create hunting rule
Author:yara@s3c.za.net
Description:Detects unmodified CobaltStrike beacon DLL
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:WiltedTulip_ReflectiveLoader
Create hunting rule
Author:Florian Roth
Description:Detects reflective loader (Cobalt Strike) used in Operation Wilted Tulip
Reference:http://www.clearskysec.com/tulip
Rule name:win_cobalt_strike_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

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/12922/

Comments