MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 eb4355a0ad5e6d26b812b46d5cfc9b4bf88aa6888f4c3b25c053b2e447ee9395. 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: 10


Intelligence 10 IOCs YARA 7 File information Comments
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SHA256 hash: eb4355a0ad5e6d26b812b46d5cfc9b4bf88aa6888f4c3b25c053b2e447ee9395
SHA3-384 hash: 62130c1a8d4e7c035769e38994f3bf698386ea7c786592ea8cc33cb8c29a9ce8f93fd53e884bdac7cf68dc9957988667
SHA1 hash: c62f36d701b91233fbce75d8423b13db87c34682
MD5 hash: 71678f83b9d7a5f63a8fede79074f165
humanhash: uncle-alaska-maine-jig
File name:eb4355a0ad5e6d26b812b46d5cfc9b4bf88aa6888f4c3b25c053b2e447ee9395
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:3'024'544 bytes
First seen:2020-11-13 15:46:09 UTC
Last seen:2024-07-24 22:38:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 676f4bc1db7fb9f072b157186a10179e (1'400 x AveMariaRAT, 37 x Riskware.Generic, 2 x njrat)
ssdeep 24576:Ypq7AAmZZcVKfIxTiEVc847flVC6faaQDbGV6eH81k6IbGD2JTu0GoZQDbGV6eHj:Ypq7AAmw4gxeOw46fUbNecCCFbNecq
Threatray 4'091 similar samples on MalwareBazaar
TLSH 7DE59FC6777E4897FF3AB1B1E60F121016A5E66A9340773F2B3D3A959443249F2C260B
Reporter seifreed
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
59
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packer.Upx-48
Create hunting rule

PUA.Win.Packer.Upolyx-12
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PUA.Win.Packer.Upx-4
Create hunting rule

PUA.Win.Packer.PrivateExeProte-16
Create hunting rule

PUA.Win.Packer.AcprotectUltraprotect-1
Create hunting rule

PUA.Win.Packer.Asprotect-3
Create hunting rule

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

Win.Malware.Ursu-6914170-0
Create hunting rule

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

Win.Malware.Cerber-6989221-0
Create hunting rule

Win.Malware.Cryptinject-9785242-0
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Win.Trojan.Ulise-9792178-0
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Win.Trojan.Ulise-9792179-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Running batch commands
Creating a process with a hidden window
Forced system process termination
Creating a window
Creating a file in the %temp% directory
Creating a file
Creating a file in the Windows subdirectories
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Forced shutdown of a system process
Creating a file in the mass storage device
Unauthorized injection to a recently created process by context flags manipulation
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.
Result
Threat name:
AveMaria
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/536626
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Changes security center settings (notifications, updates, antivirus, firewall)
Command shell drops VBS files
Contains functionality to hide user accounts
Contains functionality to inject code into remote processes
Creates an undocumented autostart registry key
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Drops VBS files to the startup folder
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
Sigma detected: Drops script at startup location
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)
Tries to detect sandboxes / dynamic malware analysis system (file name check)
Writes to foreign memory regions
Yara detected AveMaria stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 317412 Sample: BGt19PCvXa Startdate: 15/11/2020 Architecture: WINDOWS Score: 100 134 Antivirus detection for dropped file 2->134 136 Antivirus / Scanner detection for submitted sample 2->136 138 Multi AV Scanner detection for submitted file 2->138 140 6 other signatures 2->140 13 BGt19PCvXa.exe 2->13         started        16 wscript.exe 1 2->16         started        18 svchost.exe 2->18         started        20 5 other processes 2->20 process3 dnsIp4 204 Tries to detect sandboxes / dynamic malware analysis system (file name check) 13->204 206 Contains functionality to inject code into remote processes 13->206 208 Drops PE files with benign system names 13->208 210 Injects a PE file into a foreign processes 13->210 23 BGt19PCvXa.exe 1 51 13->23         started        26 cmd.exe 2 13->26         started        28 BGt19PCvXa.exe 16->28         started        212 Changes security center settings (notifications, updates, antivirus, firewall) 18->212 120 127.0.0.1 unknown unknown 20->120 signatures5 process6 signatures7 170 Spreads via windows shares (copies files to share folders) 23->170 172 Writes to foreign memory regions 23->172 174 Allocates memory in foreign processes 23->174 176 Sample is not signed and drops a device driver 23->176 30 BGt19PCvXa.exe 1 3 23->30         started        34 diskperf.exe 5 23->34         started        178 Command shell drops VBS files 26->178 180 Drops VBS files to the startup folder 26->180 36 conhost.exe 26->36         started        182 Tries to detect sandboxes / dynamic malware analysis system (file name check) 28->182 184 Injects a PE file into a foreign processes 28->184 38 BGt19PCvXa.exe 46 28->38         started        40 cmd.exe 1 28->40         started        process8 file9 106 C:\Windows\System\explorer.exe, PE32 30->106 dropped 214 Installs a global keyboard hook 30->214 42 explorer.exe 30->42         started        108 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 34->108 dropped 110 C:\Users\...\SyncHost.exe:Zone.Identifier, ASCII 34->110 dropped 112 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 34->112 dropped 45 StikyNot.exe 34->45         started        216 Spreads via windows shares (copies files to share folders) 38->216 218 Writes to foreign memory regions 38->218 220 Allocates memory in foreign processes 38->220 222 Injects a PE file into a foreign processes 38->222 47 BGt19PCvXa.exe 38->47         started        49 diskperf.exe 38->49         started        51 conhost.exe 40->51         started        signatures10 process11 signatures12 192 Antivirus detection for dropped file 42->192 194 Machine Learning detection for dropped file 42->194 196 Tries to detect sandboxes / dynamic malware analysis system (file name check) 42->196 202 2 other signatures 42->202 53 explorer.exe 47 42->53         started        57 cmd.exe 1 42->57         started        198 Injects a PE file into a foreign processes 45->198 59 StikyNot.exe 46 45->59         started        61 cmd.exe 1 45->61         started        200 Installs a global keyboard hook 47->200 63 explorer.exe 47->63         started        process13 file14 102 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 53->102 dropped 104 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 53->104 dropped 154 Injects code into the Windows Explorer (explorer.exe) 53->154 156 Spreads via windows shares (copies files to share folders) 53->156 158 Writes to foreign memory regions 53->158 160 Allocates memory in foreign processes 53->160 65 explorer.exe 53->65         started        70 diskperf.exe 53->70         started        72 conhost.exe 57->72         started        162 Sample uses process hollowing technique 59->162 74 conhost.exe 61->74         started        164 Tries to detect sandboxes / dynamic malware analysis system (file name check) 63->164 166 Drops executables to the windows directory (C:\Windows) and starts them 63->166 168 Injects a PE file into a foreign processes 63->168 76 explorer.exe 63->76         started        78 cmd.exe 63->78         started        signatures15 process16 dnsIp17 114 vccmd03.googlecode.com 65->114 116 vccmd02.googlecode.com 65->116 118 5 other IPs or domains 65->118 94 C:\Windows\System\spoolsv.exe, PE32 65->94 dropped 96 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 65->96 dropped 142 System process connects to network (likely due to code injection or exploit) 65->142 144 Creates an undocumented autostart registry key 65->144 146 Installs a global keyboard hook 65->146 80 spoolsv.exe 65->80         started        83 spoolsv.exe 65->83         started        98 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 70->98 dropped 148 Spreads via windows shares (copies files to share folders) 76->148 150 Sample uses process hollowing technique 76->150 152 Injects a PE file into a foreign processes 76->152 100 C:\Users\user\AppData\Roaming\...\x.vbs, ASCII 78->100 dropped 85 conhost.exe 78->85         started        file18 signatures19 process20 signatures21 122 Antivirus detection for dropped file 80->122 124 Machine Learning detection for dropped file 80->124 126 Tries to detect sandboxes / dynamic malware analysis system (file name check) 80->126 128 Drops executables to the windows directory (C:\Windows) and starts them 80->128 87 spoolsv.exe 80->87         started        90 cmd.exe 80->90         started        130 Sample uses process hollowing technique 83->130 132 Injects a PE file into a foreign processes 83->132 process22 signatures23 186 Spreads via windows shares (copies files to share folders) 87->186 188 Sample uses process hollowing technique 87->188 190 Injects a PE file into a foreign processes 87->190 92 conhost.exe 90->92         started        process24
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/eb4355a0ad5e6d26b812b46d5cfc9b4bf88aa6888f4c3b25c053b2e447ee9395/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2020-11-13 15:51:43 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5nbvlifnlzwsnoaswrwvz7e3jp4ivjuir5gdwjoakozoir7osokq._file
Verdict:
malicious
Similar samples:
0060055d46f2224a879150348adcf052aafd74c8086f3e9f11f761e595afc4e0
AveMariaRAT
0e56fbd03797d98d44f101dd0ee0a3dad8d9e286b2d43da8ee0deb4886fc3a54
AveMariaRAT
1cfea3d02575ae87c924799eb10ed2cad9e37e0b44a70fc709cc740732dead05
AveMariaRAT
2077d41ab179215eb43f08f291d1ea0921ff0f041d5e0c7ebb6ced51d0bd3a95
AveMariaRAT
3cec8dcb8977062261300a8c51357e21b18a0f83734fa6de81cc15f5142a0f78
AveMariaRAT
5cb853a95efb63587a4a7565020f6f36a9f7bf6fd2746c5795a06d49b245a666
AveMariaRAT
6d6b5e17ec030546d487efca1d9c82b2b481d580fb572add784bc6d5444a1cec
AveMariaRAT
8c7a2c016e2921f51f5ada63d5fdb3231f262e7326fcb2533117f0cb17bdf1f7
AveMariaRAT
a47eb6b30722227c13e4b61032de0f16379fe392022d6d95ad4c077e40c322e5
AveMariaRAT
f60b5a4074d4be135e5b3fac3c8a7e5fa421568f9f5303a4e0bce26878ea4cb6
AveMariaRAT
+ 4'081 additional samples on MalwareBazaar
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:warzonerat evasion infostealer persistence rat upx
Link:
https://tria.ge/reports/201113-e2bqxmd5j2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Drops startup file
Loads dropped DLL
Executes dropped EXE
Modifies Installed Components in the registry
UPX packed file
Warzone RAT Payload
Modifies WinLogon for persistence
Modifies visiblity of hidden/system files in Explorer
WarzoneRat, AveMaria
Unpacked files
SH256 hash:
eb4355a0ad5e6d26b812b46d5cfc9b4bf88aa6888f4c3b25c053b2e447ee9395
MD5 hash:
71678f83b9d7a5f63a8fede79074f165
SHA1 hash:
c62f36d701b91233fbce75d8423b13db87c34682
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/8d3a3d58-57fc-4dc7-aa42-309d1c9a37d9/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Nymaim
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/eb4355a0ad5e6d26b812b46d5cfc9b4bf88aa6888f4c3b25c053b2e447ee9395

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:suspicious_packer_section
Create hunting rule
Author:@j0sm1
Description:The packer/protector section names/keywords
Reference:http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/
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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