MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7a542cc9772e7433293f2633d019a9f4459ac516a06d5512ba886aeca6c6fa86. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7a542cc9772e7433293f2633d019a9f4459ac516a06d5512ba886aeca6c6fa86
SHA3-384 hash: dd4a94fb790b78b04fae6875242272ea3ad298b260df5cccc495c02012011ee189f8579e8183894d6327f790ca7e73cb
SHA1 hash: 21ba975e62fb149d02f0c085de1bf9e1e7d1a4f9
MD5 hash: 5f4bddeac9efdb3d9b90f10146bc76ab
humanhash: stream-nebraska-massachusetts-oscar
File name:c.dll
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:112'024 bytes
First seen:2022-08-03 07:29:39 UTC
Last seen:2022-08-03 10:09:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 38ba784a5f106834fa8e32a8d565f87b (1 x CobaltStrike)
ssdeep 768:TjlwSvBdpVTmwwXPZFnznvRMrzM5bXjkDLUTqMj1VizMM5gMLNn0FVEvX6FQnZYL:TW2TARFTvRMHUbVrEDyCMVUhZYR8hHk3
Threatray 1'867 similar samples on MalwareBazaar
TLSH T116B38D8A236400BAE1534775CDE74E15E772F88273B5424F626882AE5FA37D25E38337
TrID 48.7% (.EXE) Win64 Executable (generic) (10523/12/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
Reporter JAMESWT_WT
Tags:CobaltStrike exe FORWARD MUSIC AGENCY SRL signed

Code Signing Certificate

Organisation:FORWARD MUSIC AGENCY SRL
Issuer:Sectigo Public Code Signing CA R36
Algorithm:sha384WithRSAEncryption
Valid from:2022-07-14T00:00:00Z
Valid to:2023-07-14T23:59:59Z
Serial number: df2547b2cab5689a81d61de80eaaa3a2
Intelligence: 3 malware samples on MalwareBazaar are signed with this code signing certificate
MalwareBazaar Blocklist:This certificate is on the MalwareBazaar code signing certificate blocklist (CSCB)
Thumbprint Algorithm:SHA256
Thumbprint: 4c6e21a6e96ea6fae6c142c2d1c919f590d9bf4e5c6b0f3ec7f9b0a38f3ce45d
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
2
# of downloads :
625
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c.dll
Verdict:
No threats detected
Analysis date:
2022-08-03 08:10:58 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4a299834-7ee1-4330-be77-7c60141ce088

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/296091/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.61111766.12323.24756.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
Searching for the window
Creating a file
Launching a service
DNS request
Creating a file in the system32 directory
Creating a file in the system32 subdirectories
Creating a file in the Program Files subdirectories
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/62ea24000d534e60816dd6c9/reports/376c31bb-4a53-4d36-8192-af338b463846/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/f9728be3-3a7e-4f1c-aa41-4bff80e2593f
Result
Threat name:
CobaltStrike
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1045432
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 677926 Sample: c.dll Startdate: 03/08/2022 Architecture: WINDOWS Score: 76 27 Multi AV Scanner detection for domain / URL 2->27 29 Antivirus detection for URL or domain 2->29 31 Multi AV Scanner detection for submitted file 2->31 33 2 other signatures 2->33 8 loaddll64.exe 1 2->8         started        process3 process4 10 rundll32.exe 8->10         started        12 cmd.exe 1 8->12         started        14 rundll32.exe 8->14         started        process5 16 WerFault.exe 9 10->16         started        19 rundll32.exe 12->19         started        21 WerFault.exe 9 14->21         started        dnsIp6 25 192.168.2.1 unknown unknown 16->25 23 WerFault.exe 20 9 19->23         started        process7
Detection:
cobaltstrike
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7a542cc9772e7433293f2633d019a9f4459ac516a06d5512ba886aeca6c6fa86/
Threat name:
Win64.Backdoor.CobaltStrikeBeacon
Create hunting rule
Status:
Malicious
First seen:
2022-07-30 22:55:01 UTC
File Type:
PE+ (Dll)
Extracted files:
1
AV detection:
18 of 39 (46.15%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pjkczslxfz2dgkj7eyz5agnj6rczvriwubwvkev2rbvozjwg7kda._file
Verdict:
malicious
Label(s):
cobaltstrike
Create hunting rule
Similar samples:
163ed9127c4215f7963066a7266168101d03393ca72cd3516b9063dad75c33c1
CobaltStrike
50961ee399fc45bdfcec9201e069417a8bd00bc38bd1707a32c65451c33a17da
CobaltStrike
63791a89341405f3c2bfa9454358dc970156cd21a8c69a58cff48b97e991e07c
CobaltStrike
6818881fa2f414dd471e2bbbd5d0321c94e66089737a603f6dc55d6f38b2f487
CobaltStrike
703c9237856738e87683ba32d983cbf8e5db2e284553190ee768d0ebb0a0580a
CobaltStrike
a210787ffd0a6a918cd8c950ce6b5af178902b2e5a49799e0a17d8b25200ca6f
CobaltStrike
+ 1'857 additional samples on MalwareBazaar
Result
Malware family:
cobaltstrike
Create hunting rule
Score:
  10/10
Tags:
family:cobaltstrike backdoor trojan
Link:
https://tria.ge/reports/220803-jbs88agec7/
Behaviour
Modifies system certificate store
Blocklisted process makes network request
Cobaltstrike
Malware Config
C2 Extraction:
http://23.227.202.198:443/jquery-3.3.2.slim.min.js
Unpacked files
SH256 hash:
7a542cc9772e7433293f2633d019a9f4459ac516a06d5512ba886aeca6c6fa86
MD5 hash:
5f4bddeac9efdb3d9b90f10146bc76ab
SHA1 hash:
21ba975e62fb149d02f0c085de1bf9e1e7d1a4f9
Link:
https://www.unpac.me/results/ce1a86e8-8fda-4f81-aa13-5e9a7f762c81/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.11
Link:
https://yomi.yoroi.company/submissions/7a542cc9772e7433293f2633d019a9f4459ac516a06d5512ba886aeca6c6fa86

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:CAS_Malware_Hunting
Create hunting rule
Author:Michael Reinprecht
Description:DEMO CAS YARA Rules for sample2.exe

File information

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

Web download

CobaltStrike

Executable exe 7a542cc9772e7433293f2633d019a9f4459ac516a06d5512ba886aeca6c6fa86

(this sample)

  
X
https://twitter.com/malwrhunterteam/status/1554728995261915137?s=20&t=x0tZgsEjs3Z4xYOl_1XA3A
Cape
Cape
https://www.capesandbox.com/analysis/296091/
  
URLhaus
https://urlhaus.abuse.ch/url/2264284/
  
Delivery method
Distributed via web download

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