MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 85d9cae5e66a5a61a367bcd7b7967ed5715fab928604714db8050ccddab5d150. 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


OrcusRAT


Vendor detections: 12


Intelligence 12 IOCs 1 YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 85d9cae5e66a5a61a367bcd7b7967ed5715fab928604714db8050ccddab5d150
SHA3-384 hash: 9db46ca3fadd0c0beda46d663348abd47e2c3582cd7871aae0157c3f3d2e412ac8dc328c305d96fe8a3de088fe26e2b1
SHA1 hash: 34c9be682594c48b74ad6d88064bf72876c91965
MD5 hash: 30ea58dd6e407d3dda5dc7d21b5126c5
humanhash: shade-charlie-oven-montana
File name:30EA58DD6E407D3DDA5DC7D21B5126C5.exe
Download: download sample
Signature OrcusRAT
Create hunting rule
File size:936'960 bytes
First seen:2021-08-22 00:50:49 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:R354MROxnFD3pw8XlrrcI0AilFEvxHPiooJ:RGMiJjrrcI0AilFEvxHP
Threatray 69 similar samples on MalwareBazaar
TLSH T1A715BF113BACBD07C1BE6678B7771AC90FB8E80A6052FB4F085461AD1D9B701BE1536B
Reporter abuse_ch
Tags:exe OrcusRAT


Avatar
abuse_ch
OrcusRAT C2:
13.53.37.168:777

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
13.53.37.168:777 https://threatfox.abuse.ch/ioc/192570/

Intelligence

File Origin
# of uploads :
1
# of downloads :
905
Origin country :
n/a
Vendor Threat Intelligence
Detection:
OrcusRAT
Create hunting rule
Link:
https://www.capesandbox.com/analysis/181152/
Detection(s):
Win.Packed.Passwordstealera-9752380-0
Create hunting rule

Win.Packed.Passwordstealera-9803747-0
Create hunting rule

Win.Packed.Generic-9805849-0
Create hunting rule

Win.Malware.Wacatac-9835217-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the Windows subdirectories
Creating a process from a recently created file
Creating a service
Creating a file
Launching a service
Enabling the 'hidden' option for recently created files
Setting a keyboard event handler
Creating a window
DNS request
Connection attempt
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Sending a UDP request
Unauthorized injection to a recently created process
Enabling autorun for a service
Enabling autorun by creating a file
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:
Orcus RAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/dede91b1-2a60-4390-9ec5-c695d1a753b6
Result
Threat name:
Orcus
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/836885
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Changes security center settings (notifications, updates, antivirus, firewall)
Contains functionality to disable the Task Manager (.Net Source)
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Suspicious Svchost Process
Sigma detected: System File Execution Location Anomaly
System process connects to network (likely due to code injection or exploit)
Uses dynamic DNS services
Yara detected Costura Assembly Loader
Yara detected Orcus RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 469316 Sample: n9Mxt7RRsd.exe Startdate: 22/08/2021 Architecture: WINDOWS Score: 100 40 Multi AV Scanner detection for domain / URL 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 Antivirus / Scanner detection for submitted sample 2->44 46 11 other signatures 2->46 7 n9Mxt7RRsd.exe 10 2->7         started        11 svchost.exe 2->11         started        13 svchost.exe 2->13         started        16 12 other processes 2->16 process3 dnsIp4 28 C:\Windows\WindowsWD\svchost.exe, PE32 7->28 dropped 30 C:\Windows\SysWOW64\WindowsInput.exe, PE32 7->30 dropped 32 C:\Windows\...\svchost.exe:Zone.Identifier, ASCII 7->32 dropped 34 3 other malicious files 7->34 dropped 56 Drops executables to the windows directory (C:\Windows) and starts them 7->56 58 Drops PE files with benign system names 7->58 18 svchost.exe 2 7->18         started        22 WindowsInput.exe 2 4 7->22         started        60 Changes security center settings (notifications, updates, antivirus, firewall) 11->60 24 MpCmdRun.exe 11->24         started        38 127.0.0.1 unknown unknown 13->38 file5 signatures6 process7 dnsIp8 36 orcustop4ik.duckdns.org 13.53.37.168, 49702, 49704, 777 AMAZON-02US United States 18->36 48 Antivirus detection for dropped file 18->48 50 System process connects to network (likely due to code injection or exploit) 18->50 52 Multi AV Scanner detection for dropped file 18->52 54 2 other signatures 18->54 26 conhost.exe 24->26         started        signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/85d9cae5e66a5a61a367bcd7b7967ed5715fab928604714db8050ccddab5d150/
Threat name:
ByteCode-MSIL.Trojan.Orcus
Create hunting rule
Status:
Malicious
First seen:
2021-08-19 06:45:04 UTC
AV detection:
35 of 46 (76.09%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qxm4vzpgnjngdi3hxtl3pft62vyv7k4sqychctnyaugm3wvv2fia._file
Verdict:
malicious
Similar samples:
1a4284cd084b609aa03892894e379c630505b5e4b9ccfc278138d36668f4526f
OrcusRAT
28027fae1edf2324a8165c9f1a82273f958385c4947e8750a6bdcf29ec2e4906
OrcusRAT
50c1c541f9daea24b578ac94fd709b1214207a38cbc2ba3b36b2b0e81d0e4ee1
OrcusRAT
53943895601cbc79561cb30c9957715400d82a255d97ce36fe1b383bf3c240da
OrcusRAT
5fe03c646fcc7a7b912b2266fe54c645f203d22bfae171bf5f089e9934711dbb
OrcusRAT
6a95a31549b0ce73fc61664173ebab87da541094d8749894f05c707e543cbe1e
OrcusRAT
bf5d5c28bec7bdcf41fad771fd465ba6bb9a56e053c9470a6e10293466109d3c
OrcusRAT
d7f7b600a0291f227e18c700916cbd7552aeb595e51a1ab918e164255cc29b1b
OrcusRAT
da027d0065fa09308efb93370437a0495a3bcec56325fb9846d807066a9abf86
OrcusRAT
e7e7d51e82941b9eb56f82854e9682dc7a8593185ce6216082d5f795ceace582
OrcusRAT
+ 59 additional samples on MalwareBazaar
Result
Malware family:
orcus
Create hunting rule
Score:
  10/10
Tags:
family:orcus botnet:eblan rat spyware stealer
Link:
https://tria.ge/reports/210822-lrtjacn22x/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Drops file in System32 directory
Loads dropped DLL
Executes dropped EXE
Orcurs Rat Executable
Orcus
Orcus Main Payload
Malware Config
C2 Extraction:
orcustop4ik.duckdns.org:777
Unpacked files
SH256 hash:
85d9cae5e66a5a61a367bcd7b7967ed5715fab928604714db8050ccddab5d150
MD5 hash:
30ea58dd6e407d3dda5dc7d21b5126c5
SHA1 hash:
34c9be682594c48b74ad6d88064bf72876c91965
Link:
https://www.unpac.me/results/cfb23df2-45bd-4e2d-866d-6a03c38214dd/
Malware family:
OrcusRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/85d9cae5e66a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/85d9cae5e66a5a61a367bcd7b7967ed5715fab928604714db8050ccddab5d150

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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:INDICATOR_EXE_Packed_Fody
Create hunting rule
Author:ditekSHen
Description:Detects executables manipulated with Fody
Rule name:INDICATOR_SUSPICIOUS_GENInfoStealer
Create hunting rule
Author:ditekSHen
Description:Detects executables containing common artifcats observed in infostealers
Rule name:MAL_BackNet_Nov18_1
Create hunting rule
Author:Florian Roth
Description:Detects BackNet samples
Reference:https://github.com/valsov/BackNet
Rule name:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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/181152/

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