MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1031a4ec54eb26124df7ecbb1dd0feb65434db2b97a3738de938f74ecb2527f. 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


BitRAT


Vendor detections: 10


Intelligence 10 IOCs 1 YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a1031a4ec54eb26124df7ecbb1dd0feb65434db2b97a3738de938f74ecb2527f
SHA3-384 hash: 4ec5daab55a92e35a081b81be90d856161c818574bb85a760f76e5cc4cd1fb25b631fc73e5f6c9fde733f3b7aeddd138
SHA1 hash: 2b6799150e4fe9947fe2d13ef929862d8f4649d3
MD5 hash: f4870d32cab14312598325c151c86f98
humanhash: pennsylvania-single-beryllium-sierra
File name:Radicado De La Denuncia.exe
Download: download sample
Signature BitRAT
Create hunting rule
File size:1'169'408 bytes
First seen:2022-07-30 08:35:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 24576:Yfydi+HbENUXdwFOvDMQLaMlxYCQlNtso/TXOKCt0du:hdVgNkGObMQ9WCy57X9CMu
TLSH T16B4523D1BF2497A7E10905FF148F3A18D7313DA42AD81486F18AFD469DF02531A627AF
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 486430f0e432d92c (1 x BitRAT)
Reporter 0xToxin
Tags:BitRAT exe


Avatar
0xToxin
hosted on google docs:
https://docs.google.com/uc?export=download&id=1qMUjmrNEs7HgEJBLdfhjDeHr32oh6giX

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
186.169.80.56:9090 https://threatfox.abuse.ch/ioc/840347/

Intelligence

File Origin
# of uploads :
1
# of downloads :
384
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/295199/
Detection(s):
SecuriteInfo.com.Trojan.Downloader.10124.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% subdirectories
Creating a file
Creating a window
Setting a global event handler
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Setting a global event handler for the keyboard
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62e4edecbcf76fcb6cd0a9d6/reports/360697bc-7cb0-4bd1-9371-5bb211223d8e/overview
Result
Verdict:
SUSPICIOUS
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:
BitRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a774662a-5f77-462f-b885-201eb24ff7e8
Result
Threat name:
BitRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1043475
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to hide a thread from the debugger
Contains functionality to inject code into remote processes
Creates files in alternative data streams (ADS)
Creates multiple autostart registry keys
Encrypted powershell cmdline option found
Hides threads from debuggers
Injects a PE file into a foreign processes
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
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected BitRAT
Yara detected Generic Downloader
Yara detected MSILDownloaderGeneric
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 675969 Sample: Radicado De La Denuncia.exe Startdate: 30/07/2022 Architecture: WINDOWS Score: 100 54 marcete.duckdns.org 2->54 64 Malicious sample detected (through community Yara rule) 2->64 66 Antivirus detection for URL or domain 2->66 68 Yara detected BitRAT 2->68 70 7 other signatures 2->70 8 Radicado De La Denuncia.exe 16 7 2->8         started        13 chrome.exe 14 3 2->13         started        15 chrome.exe 3 2->15         started        17 2 other processes 2->17 signatures3 process4 dnsIp5 60 cdn.discordapp.com 162.159.135.233, 443, 49730, 49756 CLOUDFLARENETUS United States 8->60 48 C:\Users\user\AppData\Roaming\...\chrome.exe, PE32 8->48 dropped 50 C:\Users\user\...\chrome.exe:Zone.Identifier, ASCII 8->50 dropped 52 C:\Users\...\Radicado De La Denuncia.exe.log, ASCII 8->52 dropped 80 Encrypted powershell cmdline option found 8->80 82 Creates multiple autostart registry keys 8->82 84 Writes to foreign memory regions 8->84 86 Allocates memory in foreign processes 8->86 19 InstallUtil.exe 2 2 8->19         started        24 powershell.exe 16 8->24         started        88 Multi AV Scanner detection for dropped file 13->88 90 Machine Learning detection for dropped file 13->90 92 Injects a PE file into a foreign processes 13->92 26 powershell.exe 13->26         started        28 chrome.exe 13->28         started        30 chrome.exe 13->30         started        32 chrome.exe 13->32         started        62 162.159.129.233, 443, 49757 CLOUDFLARENETUS United States 15->62 34 powershell.exe 15->34         started        36 chrome.exe 15->36         started        38 chrome.exe 15->38         started        file6 signatures7 process8 dnsIp9 56 marcete.duckdns.org 186.169.80.56, 49758, 49759, 49761 COLOMBIATELECOMUNICACIONESSAESPCO Colombia 19->56 58 192.168.2.1 unknown unknown 19->58 46 C:\Users\user\AppData\Local:30-07-2022, HTML 19->46 dropped 72 Creates files in alternative data streams (ADS) 19->72 74 Creates multiple autostart registry keys 19->74 76 Contains functionality to inject code into remote processes 19->76 78 2 other signatures 19->78 40 conhost.exe 24->40         started        42 conhost.exe 26->42         started        44 conhost.exe 34->44         started        file10 signatures11 process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a1031a4ec54eb26124df7ecbb1dd0feb65434db2b97a3738de938f74ecb2527f/
Threat name:
Win32.Downloader.PsDownload
Create hunting rule
Status:
Malicious
First seen:
2022-07-30 08:36:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
20 of 26 (76.92%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uebrutwfj2zgcjg7p3f3dxip5nsugtnsxf5doog6sohxj3fskj7q._file
Verdict:
malicious
Result
Malware family:
bitrat
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Score:
  10/10
Tags:
family:bitrat persistence trojan
Link:
https://tria.ge/reports/220730-khkq4aabhn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
BitRAT
Malware Config
C2 Extraction:
marcete.duckdns.org:9090
Unpacked files
SH256 hash:
a1031a4ec54eb26124df7ecbb1dd0feb65434db2b97a3738de938f74ecb2527f
MD5 hash:
f4870d32cab14312598325c151c86f98
SHA1 hash:
2b6799150e4fe9947fe2d13ef929862d8f4649d3
Link:
https://www.unpac.me/results/63bdeca7-6bdb-4f16-9045-229c8007e1a6/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a1031a4ec54e/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/a1031a4ec54eb26124df7ecbb1dd0feb65434db2b97a3738de938f74ecb2527f

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:bitrat_unpacked
Create hunting rule
Author:jeFF0Falltrades
Description:Experimental rule to detect unpacked BitRat payloads on disk or in memory, looking for a combination of strings and decryption/decoding patterns
Reference:https://krabsonsecurity.com/2020/08/22/bitrat-the-latest-in-copy-pasted-malware-by-incompetent-developers/
Rule name:INDICATOR_SUSPICIOUS_EXE_DiscordURL
Create hunting rule
Author:ditekSHen
Description:Detects executables Discord URL observed in first stage droppers
Rule name:MALWARE_Win_BitRAT
Create hunting rule
Author:ditekSHen
Description:Detects BitRAT RAT
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Discord_Attachments_URL
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a PE file that contains an Discord Attachments URL. This is often used by Malware to download further payloads
Rule name:SUSP_PE_Discord_Attachment_Oct21_1
Create hunting rule
Author:Florian Roth
Description:Detects suspicious executable with reference to a Discord attachment (often used for malware hosting on a legitimate FQDN)
Reference:Internal Research
Rule name:win_bit_rat_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.bit_rat.

File information

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

  
Delivery method
Distributed via e-mail link
Cape
Cape
https://www.capesandbox.com/analysis/295199/

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