MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7cc49809dc4bb7e531f1f5c489f8f8c3ac7d79ce9621aa8fcf09d319e16a71ca. 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: 17


Intelligence 17 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7cc49809dc4bb7e531f1f5c489f8f8c3ac7d79ce9621aa8fcf09d319e16a71ca
SHA3-384 hash: 0c153c8c7980e4082debd5d6bf6a861de1028031aa2625930583907c49a362c2733c782e8cadcdbda5daec804dcb6f49
SHA1 hash: 0cf478b8df2dc6eebf28a2518d77e1bf0993c11e
MD5 hash: d0d5380f649e52bafc30aa4376ff2b3f
humanhash: vermont-robin-white-eighteen
File name:file.exe
Download: download sample
Signature OrcusRAT
Create hunting rule
File size:5'242'879 bytes
First seen:2023-06-14 01:24:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:DoHWszy2LkjKgEX0pq5g7dG1lFlWcYT70pxnnaaoawBm7cfpCt6IV64erZNrI0AM:3eu4MROxnFYZrZlI0AilFEvxHinj
Threatray 186 similar samples on MalwareBazaar
TLSH T1FD36BE013BECBD07C1BE2778B6731AC90BB8E8066052FB5E195861AD1D9FB01BD15367
TrID 53.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
12.0% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
9.5% (.SCR) Windows screen saver (13097/50/3)
7.6% (.EXE) Win64 Executable (generic) (10523/12/4)
4.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Reporter Chainskilabs
Tags:exe OrcusRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
283
Origin country :
US US
Vendor Threat Intelligence
Malware family:
orcus
Create hunting rule
ID:
1
File name:
better rat.exe
Verdict:
Malicious activity
Analysis date:
2023-06-13 18:10:34 UTC
Tags:
rat orcus
Link:
https://app.any.run/tasks/1791e54e-daf4-4e9f-abee-19c1240ecf9d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
OrcusRAT
Create hunting rule
Link:
https://www.capesandbox.com/analysis/398506/
Detection(s):
Win.Packed.Passwordstealera-9752380-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Creating a file in the Windows subdirectories
Creating a process from a recently created file
Creating a service
Creating a file
Launching a service
Searching for synchronization primitives
Creating a file in the Program Files subdirectories
Enabling the 'hidden' option for recently created files
Creating a window
Sending a custom TCP request
Enabling autorun for a service
Unauthorized injection to a recently created process
Unauthorized injection to a system process
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm cmd.exe explorer.exe infostealer keylogger lolbin orcus overlay packed packed rat regedit.exe rundll32.exe stealer stealer
Link:
https://www.filescan.io/uploads/648916efe737b5dec7d3674c/reports/7cd10012-5f64-4b8d-ac4b-2f52870ca44d/overview
Verdict:
Malicious
Labled as:
BKDR_ORCUSRAT.SM
Link:
https://www.hybrid-analysis.com/sample/7cc49809dc4bb7e531f1f5c489f8f8c3ac7d79ce9621aa8fcf09d319e16a71ca
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/988279d5-1316-42c0-9bd5-4cfe8dac2c9c
Result
Threat name:
Orcus
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1254005
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
Connects to many ports of the same IP (likely port scanning)
Contains functionality to disable the Task Manager (.Net Source)
Drops executables to the windows directory (C:\Windows) and starts them
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Dot net compiler compiles file from suspicious location
Yara detected Costura Assembly Loader
Yara detected Orcus RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 887025 Sample: file.exe Startdate: 14/06/2023 Architecture: WINDOWS Score: 100 48 Found malware configuration 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 Antivirus detection for dropped file 2->52 54 13 other signatures 2->54 7 file.exe 21 2->7         started        11 Orcus.exe 3 2->11         started        13 Orcus.exe 2 2->13         started        15 WindowsInput.exe 2 2->15         started        process3 file4 32 C:\Windows\SysWOW64\WindowsInput.exe, PE32 7->32 dropped 34 C:\Program Files\Orcus\Orcus.exe, PE32 7->34 dropped 36 C:\Windows\SysWOW64\WindowsInput.exe.config, XML 7->36 dropped 38 4 other malicious files 7->38 dropped 56 Drops executables to the windows directory (C:\Windows) and starts them 7->56 17 WindowsInput.exe 2 4 7->17         started        20 csc.exe 3 7->20         started        23 Orcus.exe 2 7->23         started        signatures5 process6 dnsIp7 42 Antivirus detection for dropped file 17->42 44 Multi AV Scanner detection for dropped file 17->44 46 Machine Learning detection for dropped file 17->46 30 C:\Users\user\AppData\Local\...\19wj1jjc.dll, PE32 20->30 dropped 26 conhost.exe 20->26         started        28 cvtres.exe 1 20->28         started        40 209.25.141.181, 31468 COGECO-PEER1CA Canada 23->40 file8 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7cc49809dc4bb7e531f1f5c489f8f8c3ac7d79ce9621aa8fcf09d319e16a71ca/
Threat name:
ByteCode-MSIL.Trojan.Sorcurat
Create hunting rule
Status:
Malicious
First seen:
2023-06-14 01:25:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
24 of 24 (100.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ptcjqco4jo36kmpr6xcit6hyyowh26oosyq2vd6pbhjrtylkohfa._file
Verdict:
malicious
Similar samples:
13ae00c7d3c2d873efc057dcd037384ad8cf6ead4fcf8f5084b43169468d9658
OrcusRAT
253f16266ec2972bb94377eb6b26cb59d1705d3ddcea8c1c3a6164b46b6a1b93
OrcusRAT
37dca6fead2c458e48bb710355fc277cc4ec0c9566c6db7fc84f65f2f3b006d3
OrcusRAT
7ef3c97229c67cec6c277b67d614b785bbf89248a8964c13ce491af35c935a94
OrcusRAT
83b50b30ae99a3348ab5195f89e78103aec652ad2907d111a14b553504703599
OrcusRAT
9f2151b2fd626d5139a7a292b4faffdedcc45346953b0ce71fa281615e6f350a
OrcusRAT
c6939bc875f81b901808a9ec37c55f1254f068cee9580fc84c2c8975c24d021b
OrcusRAT
+ 176 additional samples on MalwareBazaar
Result
Malware family:
orcus
Create hunting rule
Score:
  10/10
Tags:
family:orcus rat spyware stealer
Link:
https://tria.ge/reports/230614-bsyk9scg3s/
Behaviour
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Drops file in System32 directory
Drops desktop.ini file(s)
Checks computer location settings
Executes dropped EXE
Orcurs Rat Executable
Orcus
Orcus main payload
Malware Config
C2 Extraction:
209.25.141.181:31468
Unpacked files
SH256 hash:
7cc49809dc4bb7e531f1f5c489f8f8c3ac7d79ce9621aa8fcf09d319e16a71ca
MD5 hash:
d0d5380f649e52bafc30aa4376ff2b3f
SHA1 hash:
0cf478b8df2dc6eebf28a2518d77e1bf0993c11e
Detections:
OrcusRAT
Create hunting rule
win_orcus_rat_a0
Create hunting rule
Link:
https://www.unpac.me/results/e9224251-f874-44fd-846f-b6efc60ccc50/
Malware family:
OrcusRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7cc49809dc4b/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/7cc49809dc4bb7e531f1f5c489f8f8c3ac7d79ce9621aa8fcf09d319e16a71ca

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: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:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:pe_imphash
Create hunting rule
Rule name:RAT_win_Orcus
Create hunting rule
Author:KrknSec
Description:Detects Orcus RAT
Reference:https://malpedia.caad.fkie.fraunhofer.de/details/win.orcus_rat
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/398506/

Comments