MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 94a8387d9d9f1eb21b6f3a10ef7f352d5e932f5f79baad4bf6fd0621b16fafa5. 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


AveMariaRAT


Vendor detections: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 94a8387d9d9f1eb21b6f3a10ef7f352d5e932f5f79baad4bf6fd0621b16fafa5
SHA3-384 hash: 4d59bbca0ef9372c9663be2b20787d7bd6d71b8aab979e2f6a17c79aa441e4acbf2c2980226f202dc29309f5ec3dc224
SHA1 hash: d9c75cdec36ccced6d6bbfb7dea883e920387116
MD5 hash: 1ad7e318b24aab9a349065df458e2e6f
humanhash: sweet-summer-neptune-wisconsin
File name:IMAGE 090002022.exe
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:24'576 bytes
First seen:2022-06-09 14:22:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 384:pJWmHr4InibrgRa6enGAH1zFRX2lW/eOBW:KeibjnH1zd
TLSH T1AFB2F915E3E0C175C6A60AF5DD6262C043355E09C9629B1B788A372F7CF328CE99D3E1
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon b1b1b17964989c06 (31 x SnakeKeylogger, 4 x AgentTesla, 3 x XWorm)
Reporter GovCERT_CH
Tags:AveMariaRAT exe WarzoneRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
339
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
avemaria
Create hunting rule
ID:
1
File name:
IMAGE 090002022.exe
Verdict:
Malicious activity
Analysis date:
2022-06-09 14:31:55 UTC
Tags:
trojan stealer rat avemaria loader agenttesla
Link:
https://app.any.run/tasks/bb383f1c-313d-471c-97b5-658bdb4b5701

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/278400/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Sending a custom TCP request
Forced system process termination
Running batch commands
Creating a file in the %AppData% subdirectories
Creating a file
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Sending an HTTP GET request to an infection source
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62a202624c4e28fcf3baf3b7/reports/4ce90497-ab79-4551-a804-84ca912b8553/overview
Result
Verdict:
UNKNOWN
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/1f07079d-055c-4e0a-b2d2-783191cab500
Result
Threat name:
AgentTesla, AveMaria, UACMe
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1010089
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Contains functionality to hide user accounts
Contains functionality to inject threads in other processes
Contains functionality to log keystrokes (.Net Source)
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal e-mail passwords
Found evasive API chain checking for user administrative privileges
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides user accounts
Increases the number of concurrent connection per server for Internet Explorer
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Uses the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected AveMaria stealer
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Yara detected Telegram RAT
Yara detected UACMe UAC Bypass tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 642588 Sample: IMAGE 090002022.exe Startdate: 09/06/2022 Architecture: WINDOWS Score: 100 80 api.telegram.org 2->80 88 Snort IDS alert for network traffic 2->88 90 Multi AV Scanner detection for domain / URL 2->90 92 Malicious sample detected (through community Yara rule) 2->92 94 21 other signatures 2->94 10 IMAGE 090002022.exe 16 7 2->10         started        15 Bzfgfc.exe 14 3 2->15         started        17 Bzfgfc.exe 2->17         started        19 3 other processes 2->19 signatures3 process4 dnsIp5 84 2.58.149.2, 49757, 49775, 49778 GBTCLOUDUS Netherlands 10->84 74 C:\Users\user\AppData\Roaming\...\Bzfgfc.exe, PE32 10->74 dropped 76 C:\Users\user\...\Bzfgfc.exe:Zone.Identifier, ASCII 10->76 dropped 78 C:\Users\user\...\IMAGE 090002022.exe.log, ASCII 10->78 dropped 112 Writes to foreign memory regions 10->112 114 Injects a PE file into a foreign processes 10->114 21 InstallUtil.exe 8 23 10->21         started        26 cmd.exe 1 10->26         started        28 powershell.exe 15 10->28         started        86 192.168.2.1 unknown unknown 15->86 116 Antivirus detection for dropped file 15->116 118 Multi AV Scanner detection for dropped file 15->118 120 Machine Learning detection for dropped file 15->120 30 cmd.exe 15->30         started        32 powershell.exe 15->32         started        34 cmd.exe 17->34         started        36 powershell.exe 17->36         started        file6 signatures7 process8 dnsIp9 82 officeday2022.ddns.net 45.137.22.35, 49774, 5200 ROOTLAYERNETNL Netherlands 21->82 64 C:\Users\user\AppData\Roaming\.g.DbICCI.exe, PE32 21->64 dropped 66 C:\Users\user\AppData\Local\...\trans[1].exe, PE32 21->66 dropped 68 C:\Program Files\Microsoft DN1\sqlmap.dll, PE32+ 21->68 dropped 96 Hides user accounts 21->96 98 Contains functionality to inject threads in other processes 21->98 100 Contains functionality to steal Chrome passwords or cookies 21->100 102 6 other signatures 21->102 38 .g.DbICCI.exe 21->38         started        42 conhost.exe 26->42         started        44 timeout.exe 1 26->44         started        46 conhost.exe 28->46         started        48 conhost.exe 30->48         started        50 timeout.exe 30->50         started        52 conhost.exe 32->52         started        56 2 other processes 34->56 54 conhost.exe 36->54         started        file10 signatures11 process12 file13 70 C:\Users\user\AppData\...\DbtLUOxhCq.exe, PE32 38->70 dropped 72 C:\Users\user\AppData\Local\...\tmp7374.tmp, XML 38->72 dropped 104 Antivirus detection for dropped file 38->104 106 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 38->106 108 Machine Learning detection for dropped file 38->108 110 3 other signatures 38->110 58 schtasks.exe 38->58         started        60 .g.DbICCI.exe 38->60         started        signatures14 process15 process16 62 conhost.exe 58->62         started       
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/94a8387d9d9f1eb21b6f3a10ef7f352d5e932f5f79baad4bf6fd0621b16fafa5/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-06-09 14:23:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ssudq7m5t4pleg3phiio67zvfvpjgl27pg5k2s7w7udcdmlpv6sq._file
Verdict:
malicious
Label(s):
avemaria
Create hunting rule
masslogger
Create hunting rule
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:warzonerat infostealer persistence rat suricata
Link:
https://tria.ge/reports/220609-rp47msghhl/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in System32 directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Downloads MZ/PE file
Executes dropped EXE
Warzone RAT Payload
WarzoneRat, AveMaria
suricata: ET MALWARE Ave Maria/Warzone RAT Encrypted CnC Checkin
suricata: ET MALWARE Ave Maria/Warzone RAT Encrypted CnC Checkin (Inbound)
Malware Config
C2 Extraction:
officeday2022.ddns.net:5200
Unpacked files
SH256 hash:
94a8387d9d9f1eb21b6f3a10ef7f352d5e932f5f79baad4bf6fd0621b16fafa5
MD5 hash:
1ad7e318b24aab9a349065df458e2e6f
SHA1 hash:
d9c75cdec36ccced6d6bbfb7dea883e920387116
Link:
https://www.unpac.me/results/e7845d42-356d-419c-9afc-bfbde0788b35/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/94a8387d9d9f/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/94a8387d9d9f1eb21b6f3a10ef7f352d5e932f5f79baad4bf6fd0621b16fafa5

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: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.

Malspam

AveMariaRAT

Executable exe 94a8387d9d9f1eb21b6f3a10ef7f352d5e932f5f79baad4bf6fd0621b16fafa5

(this sample)

  
Dropped by
warzonerat
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/278400/

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