MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1ca6ec9004d6e2b742c8a1cb74fef5235a710caefb287d12b7578aa22cdce86. 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: 13


Intelligence 13 IOCs YARA 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a1ca6ec9004d6e2b742c8a1cb74fef5235a710caefb287d12b7578aa22cdce86
SHA3-384 hash: 93e1911209eca6c5b8ba347f4c9bf7a50a8deabf37f782a4bc070b0aeafd8a79ecaa639c80f9b4588fbbe0c7bee46317
SHA1 hash: 6a7e6d88c9dc201882a8eda1b71b52c3920a7505
MD5 hash: cf262ee6e79768a145cc162b91a37944
humanhash: shade-minnesota-fifteen-comet
File name:a1ca6ec9004d6e2b742c8a1cb74fef5235a710caefb287d12b7578aa22cdce86
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:4'100'710 bytes
First seen:2021-02-28 07:13:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7be4c98eebb39d282cdffc1cea8fb470 (661 x AveMariaRAT, 29 x Riskware.Generic)
ssdeep 24576:X1gg4CppEI6GGfWDkCQDbGV6eH81kh1gg4CppEI6GGfWDkCQDbGV6eH81kY:X1XP6rDbNec61XP6rDbNec/
Threatray 4'130 similar samples on MalwareBazaar
TLSH 5B166CA2F725146BD3133170B80FA2F41CAA7F590A44ABCF57BD7D0146BB685D8A7283
Reporter JAMESWT_WT
Tags:AveMariaRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
93
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a1ca6ec9004d6e2b742c8a1cb74fef5235a710caefb287d12b7578aa22cdce86
Verdict:
Malicious activity
Analysis date:
2021-02-28 07:19:01 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e344b2f9-01b5-4156-a122-9cfa78666264

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
WarzoneRAT
Create hunting rule
Link:
https://www.capesandbox.com/analysis/119844/
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.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
Creating a window
Sending a UDP request
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/621054
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)
Contains functionality to detect sleep reduction / modifications
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
Malicious sample detected (through community Yara rule)
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: 359520 Sample: UmUYoTh37e Startdate: 28/02/2021 Architecture: WINDOWS Score: 100 120 Malicious sample detected (through community Yara rule) 2->120 122 Antivirus detection for dropped file 2->122 124 Antivirus / Scanner detection for submitted sample 2->124 126 7 other signatures 2->126 11 UmUYoTh37e.exe 1 51 2->11         started        14 StikyNot.exe 46 2->14         started        16 SyncHost.exe 2->16         started        18 7 other processes 2->18 process3 dnsIp4 152 Detected unpacking (changes PE section rights) 11->152 154 Detected unpacking (creates a PE file in dynamic memory) 11->154 156 Detected unpacking (overwrites its own PE header) 11->156 172 4 other signatures 11->172 21 UmUYoTh37e.exe 1 3 11->21         started        25 diskperf.exe 5 11->25         started        158 Spreads via windows shares (copies files to share folders) 14->158 160 Writes to foreign memory regions 14->160 162 Allocates memory in foreign processes 14->162 27 StikyNot.exe 14->27         started        29 diskperf.exe 14->29         started        164 Antivirus detection for dropped file 16->164 166 Machine Learning detection for dropped file 16->166 168 Sample uses process hollowing technique 16->168 94 127.0.0.1 unknown unknown 18->94 170 Changes security center settings (notifications, updates, antivirus, firewall) 18->170 signatures5 process6 file7 74 C:\Windows\System\explorer.exe, PE32 21->74 dropped 138 Installs a global keyboard hook 21->138 31 explorer.exe 47 21->31         started        76 C:\Users\user\AppData\Local\...\StikyNot.exe, PE32 25->76 dropped 78 C:\Users\user\...\Disk.sys:Zone.Identifier, ASCII 25->78 dropped 80 C:\Users\...\SyncHost.exe:Zone.Identifier, ASCII 25->80 dropped 82 C:\Users\...\StikyNot.exe:Zone.Identifier, ASCII 25->82 dropped 35 StikyNot.exe 46 25->35         started        140 Drops executables to the windows directory (C:\Windows) and starts them 27->140 37 explorer.exe 27->37         started        signatures8 process9 file10 90 C:\Users\user\AppData\Local\Temp\Disk.sys, PE32 31->90 dropped 92 C:\Users\user\AppData\Local\...\SyncHost.exe, PE32 31->92 dropped 102 Antivirus detection for dropped file 31->102 104 Detected unpacking (creates a PE file in dynamic memory) 31->104 106 Machine Learning detection for dropped file 31->106 118 6 other signatures 31->118 39 explorer.exe 3 17 31->39         started        44 diskperf.exe 31->44         started        108 Detected unpacking (changes PE section rights) 35->108 110 Detected unpacking (overwrites its own PE header) 35->110 112 Spreads via windows shares (copies files to share folders) 35->112 114 Sample uses process hollowing technique 37->114 116 Injects a PE file into a foreign processes 37->116 signatures11 process12 dnsIp13 96 vccmd03.googlecode.com 39->96 98 vccmd02.googlecode.com 39->98 100 5 other IPs or domains 39->100 86 C:\Windows\System\spoolsv.exe, PE32 39->86 dropped 88 C:\Users\user\AppData\Roaming\mrsys.exe, PE32 39->88 dropped 146 System process connects to network (likely due to code injection or exploit) 39->146 148 Creates an undocumented autostart registry key 39->148 150 Installs a global keyboard hook 39->150 46 spoolsv.exe 46 39->46         started        49 spoolsv.exe 46 39->49         started        51 spoolsv.exe 46 39->51         started        53 4 other processes 39->53 file14 signatures15 process16 signatures17 174 Antivirus detection for dropped file 46->174 176 Detected unpacking (changes PE section rights) 46->176 178 Detected unpacking (creates a PE file in dynamic memory) 46->178 192 3 other signatures 46->192 55 spoolsv.exe 46->55         started        59 diskperf.exe 46->59         started        180 Spreads via windows shares (copies files to share folders) 49->180 182 Writes to foreign memory regions 49->182 184 Allocates memory in foreign processes 49->184 61 spoolsv.exe 49->61         started        63 diskperf.exe 49->63         started        186 Drops executables to the windows directory (C:\Windows) and starts them 51->186 188 Injects a PE file into a foreign processes 51->188 65 spoolsv.exe 51->65         started        67 diskperf.exe 51->67         started        190 Sample uses process hollowing technique 53->190 process18 file19 84 C:\Windows\System\svchost.exe, PE32 55->84 dropped 142 Installs a global keyboard hook 55->142 69 svchost.exe 55->69         started        144 Drops executables to the windows directory (C:\Windows) and starts them 61->144 72 svchost.exe 61->72         started        signatures20 process21 signatures22 128 Antivirus detection for dropped file 69->128 130 Machine Learning detection for dropped file 69->130 132 Spreads via windows shares (copies files to share folders) 69->132 134 Sample uses process hollowing technique 72->134 136 Injects a PE file into a foreign processes 72->136
Detection:
avemaria
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a1ca6ec9004d6e2b742c8a1cb74fef5235a710caefb287d12b7578aa22cdce86/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2021-02-19 00:29:00 UTC
AV detection:
44 of 46 (95.65%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uhfg5siajvxcw5bmriolot7pki22oegk56zipujlov4kuiwnz2da._file
Verdict:
malicious
Label(s):
avemaria
Create hunting rule
Similar samples:
04fb4d7876dc1e4c31448a62dbc77223b453fb6abd187c92f51658807c21eaa5
AveMariaRAT
0d803d4ab4cc06e12ba51d6af2a2c5d4b6a2d0c38bd766972e2d7b96a10372e2
AveMariaRAT
13b83d53dac5f16112976a519447204a8543d66294a85ef16810dc3cbb19ef7d
AveMariaRAT
34cce61c4106e3bc5d99a3794867c96dfb710d9ac1dc74d898fdf8f430308f7c
AveMariaRAT
747d987b353dbfc5d7f7e437556b803ba7c6e8379c1642a24173102e9ab739fd
AveMariaRAT
7ab6a057395d00f0f894c3825e82fe743f1bf1ace1a7c00da1e484b8c1d00648
AveMariaRAT
7c657dff35ee4d5fa54ea41d02e78f0754a245a1f6f6a8e12ba42e6fa1d70444
AveMariaRAT
80f261e0af58da2e11d1ce255795fe9eb839be94248e118e6777483894a5eb67
AveMariaRAT
950c5135a82ae668688c83c699fc372e74f2745aae8effd9f87fcae2b4a447be
AveMariaRAT
fc43a119f255e01cc5bd1ae95791495a4f92cc0545d64b0bdab72dc126a5dd4e
AveMariaRAT
+ 4'120 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/210228-txv4abkjc2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
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:
a1ca6ec9004d6e2b742c8a1cb74fef5235a710caefb287d12b7578aa22cdce86
MD5 hash:
cf262ee6e79768a145cc162b91a37944
SHA1 hash:
6a7e6d88c9dc201882a8eda1b71b52c3920a7505
Detections:
win_ave_maria_g0
Create hunting rule
Link:
https://www.unpac.me/results/ce471f9b-cb90-43d9-9625-cafd5422416b/
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/a1ca6ec9004d6e2b742c8a1cb74fef5235a710caefb287d12b7578aa22cdce86

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:AveMaria
Create hunting rule
Author:@bartblaze
Description:Identifies AveMaria aka WarZone RAT.
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:INDICATOR_EXE_Packed_ASPack
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ASPack
Rule name:MALWARE_Win_AveMaria
Create hunting rule
Author:ditekSHen
Description:AveMaria variant payload
Rule name:MALWARE_Win_WarzoneRAT
Create hunting rule
Author:ditekSHen
Description:Detects AveMaria/WarzoneRAT
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.

Cape
Cape
https://www.capesandbox.com/analysis/119844/

Comments