MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2a6c79f15ae71f22881210d91fd6e3f9dd0720e6797de140bfa5762bfaff3c0e. 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


YellowCockatoo


Vendor detections: 7


Intelligence 7 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2a6c79f15ae71f22881210d91fd6e3f9dd0720e6797de140bfa5762bfaff3c0e
SHA3-384 hash: 92a589a9ae78b567269dab58e28c978c7864d95d786d7d386519aa5a9bbc1ab8b275208a548cdd42786ba1075770af77
SHA1 hash: 36f134681632ff3831904d3d697e35e48fee37bf
MD5 hash: 8e5dd8c710c576e08f81cb84c4324877
humanhash: foxtrot-magnesium-river-kentucky
File name:solarmarker12082022.dll
Download: download sample
Signature YellowCockatoo
Create hunting rule
File size:621'056 bytes
First seen:2022-12-08 11:41:14 UTC
Last seen:2022-12-08 13:30:28 UTC
File type:DLL dll
MIME type:application/x-dosexec
imphash dae02f32a21e03ce65412f6e56942daa (123 x YellowCockatoo, 60 x CobaltStrike, 44 x JanelaRAT)
ssdeep 12288:2SOQrib84gUgnBjcfE+lpju8OXQARAel8+DyBg45QWIjHmuMYIgTQW1kfQ9JtRwC:2SOQrib84gUgnBjcfE+lpju8OXQARAef
TLSH T1ADD48B0437A4C85C8B6C26E9F99B9F07BB2456F3EAC29F0D0F9690751A6B8315C530F6
TrID 35.4% (.EXE) Win64 Executable (generic) (10523/12/4)
22.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.1% (.EXE) Win32 Executable (generic) (4505/5/1)
6.9% (.ICL) Windows Icons Library (generic) (2059/9)
6.8% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter luke92881
Tags:dll solarmarker YellowCockatoo


Avatar
luke92881
C2 78.135.73.155

Intelligence

File Origin
# of uploads :
2
# of downloads :
198
Origin country :
US US
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/344314/
Detection(s):
SecuriteInfo.com.Win32.TrojanX-gen.15260.11895.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6391cd8d9a505ad9423e1362/reports/0c9c957b-0d68-4100-8bcb-6fcfcde9548d/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.
Malware family:
Solarmarker
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bdf6287a-4fba-4689-92f9-9786c829099c
Result
Threat name:
Jupyter
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1130680
Signature
Multi AV Scanner detection for submitted file
Yara detected Jupyter backdoor
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 763405 Sample: solarmarker12082022.dll Startdate: 08/12/2022 Architecture: WINDOWS Score: 56 15 Multi AV Scanner detection for submitted file 2->15 17 Yara detected Jupyter backdoor 2->17 7 loaddll32.exe 1 2->7         started        process3 process4 9 cmd.exe 1 7->9         started        11 conhost.exe 7->11         started        process5 13 rundll32.exe 9->13         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2a6c79f15ae71f22881210d91fd6e3f9dd0720e6797de140bfa5762bfaff3c0e/
Threat name:
ByteCode-MSIL.Trojan.Convagent
Create hunting rule
Status:
Malicious
First seen:
2022-12-08 11:42:10 UTC
File Type:
PE (.Net Dll)
AV detection:
7 of 39 (17.95%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fjwht4k244psfcascdmr7vxd7hoqoihgpf66cqf7uv3cx6x7hqha._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/221208-nt141ahh34/
Unpacked files
SH256 hash:
2a6c79f15ae71f22881210d91fd6e3f9dd0720e6797de140bfa5762bfaff3c0e
MD5 hash:
8e5dd8c710c576e08f81cb84c4324877
SHA1 hash:
36f134681632ff3831904d3d697e35e48fee37bf
Link:
https://www.unpac.me/results/e1f27bb4-ed4a-4b4d-a43f-fc70a1bb44b7/
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/2a6c79f15ae71f22881210d91fd6e3f9dd0720e6797de140bfa5762bfaff3c0e

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:extracted_at_0x44b
Create hunting rule
Author:cb
Description:sample - file extracted_at_0x44b.exe
Reference:Internal Research

File information

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

c68d03a177660efb7dd024071a634384

YellowCockatoo

DLL dll 2a6c79f15ae71f22881210d91fd6e3f9dd0720e6797de140bfa5762bfaff3c0e

(this sample)

  
Dropped by
MD5 c68d03a177660efb7dd024071a634384
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/344314/

Comments