MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d4b64e363b4b26f82ca61f3890329c9f0978820f4107eb3d95309bc9adbfd280. 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: 8


Intelligence 8 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d4b64e363b4b26f82ca61f3890329c9f0978820f4107eb3d95309bc9adbfd280
SHA3-384 hash: 46f1b6dea7f66a1ceadcd79686c527234a443a2f339f196c16c61fab31de07f06dc342cc9e9a498ceffa235995417f69
SHA1 hash: fc8105698955688c59697fa2fc5ec35fefcc15e2
MD5 hash: 62b3f2c6e198d43403ca9ef0b63565f1
humanhash: purple-aspen-juliet-quiet
File name:d4b64e363b4b26f82ca61f3890329c9f0978820f4107eb3d95309bc9adbfd280.bin
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:2'568'344 bytes
First seen:2021-09-20 08:28:45 UTC
Last seen:2021-09-20 09:47:44 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash c07fddd21d123ea9b3a08eef44aaac45 (2 x CobaltStrike)
ssdeep 24576:R+HZ4FzfgUw2AflWNRpuKjJ4Td3kJnbsPhnzqgqnOwyq3W8K:R+5UvJ4Td3mbsPhneLu8K
Threatray 1'236 similar samples on MalwareBazaar
TLSH T1FCC57E8DCEA6ACF0C9DF6871195C4ED0C1E22D5B08868F73CFAC2A999DD21F91ED8115
File icon (PE):PE icon
dhash icon 00ac98b4f2ece600 (1 x CobaltStrike, 1 x RiseProStealer)
Reporter JAMESWT_WT
Tags:CobaltStrike exe 福建省五星信息科技有限公司

Intelligence

File Origin
# of uploads :
2
# of downloads :
566
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d4b64e363b4b26f82ca61f3890329c9f0978820f4107eb3d95309bc9adbfd280.bin
Verdict:
No threats detected
Analysis date:
2021-09-20 08:36:56 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/9504b0f6-51c2-4e93-a689-54cfda41c70e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
CobaltStrikeBeacon
Create hunting rule
Link:
https://www.capesandbox.com/analysis/189358/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Cobalt.4c.8329.15193.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
DNS request
Connection attempt
Sending an HTTP GET request
Malware family:
CobaltStrike
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9d0d392f-e4a5-46ed-ae33-b8d158f7a52a
Detection:
cobaltstrike
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d4b64e363b4b26f82ca61f3890329c9f0978820f4107eb3d95309bc9adbfd280/
Threat name:
Win64.Trojan.CobaltStrike
Create hunting rule
Status:
Malicious
First seen:
2021-09-16 19:08:45 UTC
AV detection:
11 of 45 (24.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2s3e4nr3jmtpqlfgd44jamu4t4exraqpied6wpmvgcn4tln72kaa._file
Verdict:
malicious
Label(s):
cobaltstrike
Create hunting rule
Similar samples:
1b11ae98b85bb0645abe36adcd852e6e84b51c6b5c811729f3c19f14f32d4e4f
CobaltStrike
22c034ac5a7ac3b628cbb37b575ac528030c961490e41bbe9435319fde8db07b
CobaltStrike
2bfe11c06ffe157399432080f6de6190e1062c99b4a55ec31974b5a37ee8dd3c
CobaltStrike
42104ac31fe7ae7328c209007ea71dc3effb183c736a9bddcf86f690fe96df9a
CobaltStrike
8438bfbb9c978de4f342a3ed19551f735343a9c1ed0c8610a332a83918cb5985
CobaltStrike
954944ef6cdd1474ed35f27b790a7914156672cc7a1afbcc3214ccc1855ff12e
CobaltStrike
971c693bc67cf7b4b9655282b815bc1ba10ee937f1736ba1ef5fdb7aea392f6c
CobaltStrike
9ca6449c0586a77c55586bcc7adfaef2c3cc53da4713c5ed57fced15a3054545
CobaltStrike
bb4efe96748fcc28b827fc297d060c3ab32053cfb8ea506f8c97000debd22121
CobaltStrike
d1d0c9d1ee7b800d491c9fb3fc94b93e5c59d903a4debb092846c46481077ae0
CobaltStrike
+ 1'226 additional samples on MalwareBazaar
Result
Malware family:
cobaltstrike
Create hunting rule
Score:
  10/10
Tags:
family:cobaltstrike botnet:426352781 backdoor suricata trojan
Link:
https://tria.ge/reports/210920-kdk63agbaj/
Behaviour
Cobaltstrike
suricata: ET MALWARE Cobalt Strike Malleable C2 JQuery Custom Profile Response
Malware Config
C2 Extraction:
http://adsense.servehttp.com:8080/jquery-3.3.1.min.js
Unpacked files
SH256 hash:
d4b64e363b4b26f82ca61f3890329c9f0978820f4107eb3d95309bc9adbfd280
MD5 hash:
62b3f2c6e198d43403ca9ef0b63565f1
SHA1 hash:
fc8105698955688c59697fa2fc5ec35fefcc15e2
Link:
https://www.unpac.me/results/62a82d35-9ffc-41e1-ad59-8f545193de48/
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/d4b64e363b4b26f82ca61f3890329c9f0978820f4107eb3d95309bc9adbfd280

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:ditekshen, enzo & Elastic
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: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_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:SUSP_XORed_Mozilla
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla_RID2DB4
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.

Cape
Cape
https://www.capesandbox.com/analysis/189358/

Comments