MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4be8f85437e0e470f5c76ffd49f226d65788752dabbddbd4c641587f6eedef3. 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: 8


Intelligence 8 IOCs YARA 6 File information Comments
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SHA256 hash: f4be8f85437e0e470f5c76ffd49f226d65788752dabbddbd4c641587f6eedef3
SHA3-384 hash: e568a7dbb9f36f3771f7922f836f4ff558891944dcc681e02bf7c9bdb6e3551c8f1ea1ae038a391bb32a445bfc5b3b0c
SHA1 hash: 93304c1c6322b52179a6a5b26506d5721a2acbcf
MD5 hash: 12317b917d850ca69eff8bd7cee3c30f
humanhash: don-thirteen-sixteen-mobile
File name:f4be8f85437e0e470f5c76ffd49f226d65788752dabbddbd4c641587f6eedef3
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:1'930'954 bytes
First seen:2020-11-12 14:38:57 UTC
Last seen:2024-07-24 23:02:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7be4c98eebb39d282cdffc1cea8fb470 (661 x AveMariaRAT, 29 x Riskware.Generic)
ssdeep 12288:94nwilCvuQPDmExgnKPHgs5tm7GJV7pbVraOucrtcGA7W2FeDSIGVH/KIDgDgUeb:9gT2HaygsW7GJ9a17QDbGV6eH8tkr
Threatray 30 similar samples on MalwareBazaar
TLSH D8959E61716918B7D1133A79A80FC7B0D990BF292225D7EB677A3C9ECC6B2C1B453603
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
58
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packer.Asprotect-3
Create hunting rule

Win.Malware.Daqc-6598201-0
Create hunting rule

Win.Malware.Ursu-6793772-0
Create hunting rule

Win.Malware.Ursu-6914171-0
Create hunting rule

Win.Malware.Eclv-9782803-0
Create hunting rule

Win.Malware.Eclv-9782804-0
Create hunting rule

Win.Malware.Eclv-9782973-0
Create hunting rule

Win.Malware.Cryptinject-9785242-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
Creating a file in the %temp% directory
Creating a file
Launching a process
Creating a file in the Windows subdirectories
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Creating a process with a hidden window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Creating a file in the mass storage device
Unauthorized injection to a system process
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.
Result
Threat name:
AveMaria
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/533395
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to hide user accounts
Creates an undocumented autostart registry key
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Sample is not signed and drops a device driver
Sample uses process hollowing technique
Searches for specific processes (likely to inject)
Sigma detected: Suspicious Svchost Process
Sigma detected: System File Execution Location Anomaly
Spreads via windows shares (copies files to share folders)
System process connects to network (likely due to code injection or exploit)
Writes to foreign memory regions
Yara detected AveMaria stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 315802 Sample: i2qhfguYiY Startdate: 13/11/2020 Architecture: WINDOWS Score: 100 138 Antivirus detection for dropped file 2->138 140 Antivirus / Scanner detection for submitted sample 2->140 142 Multi AV Scanner detection for submitted file 2->142 144 6 other signatures 2->144 12 i2qhfguYiY.exe 1 51 2->12         started        16 StikyNot.exe 46 2->16         started        18 StikyNot.exe 2->18         started        20 2 other processes 2->20 process3 file4 102 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 12->102 dropped 104 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 12->104 dropped 174 Detected unpacking (changes PE section rights) 12->174 176 Detected unpacking (overwrites its own PE header) 12->176 178 Spreads via windows shares (copies files to share folders) 12->178 188 2 other signatures 12->188 22 i2qhfguYiY.exe 1 3 12->22         started        27 diskperf.exe 12->27         started        180 Writes to foreign memory regions 16->180 182 Allocates memory in foreign processes 16->182 184 Injects a PE file into a foreign processes 16->184 29 StikyNot.exe 16->29         started        31 diskperf.exe 16->31         started        186 Sample uses process hollowing technique 18->186 33 WerFault.exe 20->33         started        signatures5 process6 dnsIp7 106 192.168.2.1 unknown unknown 22->106 92 C:\Windows\System\explorer.exe, PE32 22->92 dropped 160 Installs a global keyboard hook 22->160 35 explorer.exe 47 22->35         started        162 Drops executables to the windows directory (C:\Windows) and starts them 29->162 39 explorer.exe 29->39         started        file8 signatures9 process10 file11 88 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 35->88 dropped 90 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 35->90 dropped 146 Antivirus detection for dropped file 35->146 148 Machine Learning detection for dropped file 35->148 150 Injects code into the Windows Explorer (explorer.exe) 35->150 158 4 other signatures 35->158 41 explorer.exe 3 17 35->41         started        46 diskperf.exe 1 35->46         started        152 Spreads via windows shares (copies files to share folders) 39->152 154 Sample uses process hollowing technique 39->154 156 Injects a PE file into a foreign processes 39->156 signatures12 process13 dnsIp14 108 vccmd03.googlecode.com 41->108 110 vccmd02.googlecode.com 41->110 112 4 other IPs or domains 41->112 94 C:\Windows\System\spoolsv.exe, PE32 41->94 dropped 96 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 41->96 dropped 164 System process connects to network (likely due to code injection or exploit) 41->164 166 Creates an undocumented autostart registry key 41->166 168 Installs a global keyboard hook 41->168 48 spoolsv.exe 46 41->48         started        51 spoolsv.exe 46 41->51         started        53 spoolsv.exe 41->53         started        57 3 other processes 41->57 98 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 46->98 dropped 55 StikyNot.exe 46 46->55         started        file15 signatures16 process17 signatures18 114 Antivirus detection for dropped file 48->114 116 Detected unpacking (changes PE section rights) 48->116 118 Detected unpacking (creates a PE file in dynamic memory) 48->118 120 Drops PE files with benign system names 48->120 59 spoolsv.exe 2 48->59         started        63 diskperf.exe 48->63         started        122 Spreads via windows shares (copies files to share folders) 51->122 124 Writes to foreign memory regions 51->124 126 Allocates memory in foreign processes 51->126 65 spoolsv.exe 51->65         started        67 diskperf.exe 51->67         started        128 Drops executables to the windows directory (C:\Windows) and starts them 53->128 130 Injects a PE file into a foreign processes 53->130 75 2 other processes 53->75 132 Detected unpacking (overwrites its own PE header) 55->132 134 Machine Learning detection for dropped file 55->134 136 Sample uses process hollowing technique 55->136 69 spoolsv.exe 57->69         started        71 spoolsv.exe 57->71         started        73 spoolsv.exe 57->73         started        77 3 other processes 57->77 process19 file20 100 C:\Windows\System\svchost.exe, PE32 59->100 dropped 170 Installs a global keyboard hook 59->170 79 svchost.exe 59->79         started        172 Drops executables to the windows directory (C:\Windows) and starts them 65->172 82 svchost.exe 65->82         started        signatures21 process22 signatures23 190 Antivirus detection for dropped file 79->190 192 Detected unpacking (changes PE section rights) 79->192 194 Detected unpacking (overwrites its own PE header) 79->194 202 3 other signatures 79->202 84 svchost.exe 79->84         started        86 diskperf.exe 79->86         started        196 Spreads via windows shares (copies files to share folders) 82->196 198 Sample uses process hollowing technique 82->198 200 Injects a PE file into a foreign processes 82->200 process24
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f4be8f85437e0e470f5c76ffd49f226d65788752dabbddbd4c641587f6eedef3/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-12 14:41:57 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6s7i7bkdpyheod24o375jhzcnvsxrb2s3k553pkmmqkyp5xo33zq._file
Verdict:
unknown
Similar samples:
1b65bdc6ffaa9917a397512ec6a3e40cbb93d531691a7b58562db51be68c3830
AveMariaRAT
452b5876fcb121316ad7d3ef6b2a6458e799ca73b4a17f72d4e11d17eefed9a9
AveMariaRAT
4a9294b06d85ea14899e6a586e49fd8814ea499a168d6ea5434841ee9f531f1e
AveMariaRAT
aac44bc474d4c0cc9e0679e4da871fa555a961197499ad13bb586b1616a18c4a
AveMariaRAT
bfc37612ba0820ca68c0a867f4fe169899dcd96aae8f1666da8a136a70d0fcfb
AveMariaRAT
ce4cc14f4a7c420002cee544e79281e1cb9c1e8eb0922042cdb8559a7e7467f9
AveMariaRAT
d3d2ecf283aecc186b660431f16bc5d04a95688d21a595ef60454d717f6e5295
AveMariaRAT
e8f0b5b8f1fdf550bcba0b6672b12a3bbee48480d3db5b4bef47d4a35f8ef21d
AveMariaRAT
f5a6be09036768ba87021a681c19d437a2ada74fd3ec6a63af3938d71b33cb73
AveMariaRAT
fd8d043f076ff1fa49472ef39692d8a5fff8f3f5d931b89831078a03c0457bcc
AveMariaRAT
+ 20 additional samples on MalwareBazaar
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:warzonerat evasion infostealer persistence rat
Link:
https://tria.ge/reports/201112-t3xwfcdg8s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: GetForegroundWindowSpam
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Modifies Installed Components in the registry
Warzone RAT Payload
Modifies WinLogon for persistence
Modifies visiblity of hidden/system files in Explorer
WarzoneRat, AveMaria
Unpacked files
SH256 hash:
f4be8f85437e0e470f5c76ffd49f226d65788752dabbddbd4c641587f6eedef3
MD5 hash:
12317b917d850ca69eff8bd7cee3c30f
SHA1 hash:
93304c1c6322b52179a6a5b26506d5721a2acbcf
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/be80c08f-1b9b-4525-9384-84ed766c005f/
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ave_maria_warzone_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:Chrome_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Chrome in files like avemaria
Rule name:Codoso_Gh0st_1
Create hunting rule
Author:Florian Roth
Description:Detects Codoso APT Gh0st Malware
Reference:https://www.proofpoint.com/us/exploring-bergard-old-malware-new-tricks
Rule name:Email_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:RDPWrap
Create hunting rule
Author:@bartblaze
Description:Identifies RDP Wrapper, sometimes used by attackers to maintain persistence.
Reference:https://github.com/stascorp/rdpwrap
Rule name:UAC_bypass_bin_mem
Create hunting rule
Author:James_inthe_box
Description:UAC bypass in files like avemaria

File information

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

  
Delivery method
Other

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