MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a52f80f4e0495d340679de0ea87ccf96f03890089fcfaf25e5e06e721992465b. 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: 15


Intelligence 15 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a52f80f4e0495d340679de0ea87ccf96f03890089fcfaf25e5e06e721992465b
SHA3-384 hash: 7cc3649ae1873a6f69fa1db9aa17a4fda53e9ea02e01712f422661100198653c48fd3f770284efbd8cd17aabf3edb4c0
SHA1 hash: e5ca0bb481cbfa5dc79a33256bc89eb3a8be9959
MD5 hash: 17274552d48e95e09d1992c3c4be21ca
humanhash: emma-carpet-mike-mobile
File name:Leaflets & Company Profile_DOC.scr
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:17'408 bytes
First seen:2023-02-22 12:31:48 UTC
Last seen:2023-02-22 14:42:39 UTC
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:hsRIsFTAklPqKTWsnUpppppppppppppppppppppp3:hA9bNpWsUpppppppppppppppppppppp3
Threatray 2'264 similar samples on MalwareBazaar
TLSH T16C72B442DB586368ED2F8B7825379A24C337FE6558F1629C09CE78333F736831115A9A
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% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon d4c4c4d8ccd4d0c4 (10 x AveMariaRAT, 6 x AgentTesla, 2 x Formbook)
Reporter lowmal3
Tags:AveMariaRAT exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
238
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
avemaria
Create hunting rule
ID:
1
File name:
Leaflets & Company Profile_DOC.scr
Verdict:
Malicious activity
Analysis date:
2023-02-22 12:40:17 UTC
Tags:
opendir trojan stealer rat avemaria warzone
Link:
https://app.any.run/tasks/d7690c67-5d40-48b6-870a-7d4f76400fe5

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/369027/
Detection(s):
SecuriteInfo.com.Variant.MSILHeracles.67689.732.2162.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
Sending a UDP request
Creating a file in the %AppData% subdirectories
DNS request
Creating a file
Using the Windows Management Instrumentation requests
Query of malicious DNS domain
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:
No Threat
Threat level:
  10/10
Confidence:
80%
Tags:
anti-vm packed
Link:
https://www.filescan.io/uploads/63f60b43b53d126ad2640497/reports/63446560-2ee5-4756-a91d-b8b899e5f072/overview
Verdict:
Malicious
Labled as:
MSILHeracles.Generic
Link:
https://www.hybrid-analysis.com/sample/a52f80f4e0495d340679de0ea87ccf96f03890089fcfaf25e5e06e721992465b
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/44ff71e2-4a3e-4333-a871-1c6988c2154d
Result
Threat name:
AveMaria
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1180563
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to hide user accounts
Encrypted powershell cmdline option found
Hides that the sample has been downloaded from the Internet (zone.identifier)
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
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
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses ipconfig to lookup or modify the Windows network settings
Writes to foreign memory regions
Yara detected AveMaria stealer
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 813398 Sample: Leaflets & Company Profile_... Startdate: 22/02/2023 Architecture: WINDOWS Score: 100 68 Snort IDS alert for network traffic 2->68 70 Malicious sample detected (through community Yara rule) 2->70 72 Antivirus detection for URL or domain 2->72 74 9 other signatures 2->74 7 Leaflets & Company Profile_DOC.scr.exe 16 7 2->7         started        12 Jfrxhimgtye.exe 14 4 2->12         started        14 Jfrxhimgtye.exe 3 2->14         started        process3 dnsIp4 56 pa-ksa.com 198.46.89.180, 49703, 49708, 49712 INMOTI-1US United States 7->56 48 C:\Users\user\AppData\...\Jfrxhimgtye.exe, PE32 7->48 dropped 50 C:\Users\...\Jfrxhimgtye.exe:Zone.Identifier, ASCII 7->50 dropped 52 Leaflets & Company...ile_DOC.scr.exe.log, ASCII 7->52 dropped 76 Encrypted powershell cmdline option found 7->76 78 Writes to foreign memory regions 7->78 80 Allocates memory in foreign processes 7->80 16 RegAsm.exe 3 4 7->16         started        20 cmd.exe 1 7->20         started        22 cmd.exe 1 7->22         started        24 powershell.exe 16 7->24         started        82 Multi AV Scanner detection for dropped file 12->82 84 Machine Learning detection for dropped file 12->84 86 Injects a PE file into a foreign processes 12->86 26 powershell.exe 13 12->26         started        28 RegAsm.exe 12->28         started        30 powershell.exe 14->30         started        32 RegAsm.exe 14->32         started        file5 signatures6 process7 dnsIp8 54 103.231.91.59, 17873, 49707 INTERGRID-AS-APIntergridGroupPtyLtdAU Australia 16->54 58 Tries to steal Mail credentials (via file / registry access) 16->58 60 Tries to harvest and steal browser information (history, passwords, etc) 16->60 62 Increases the number of concurrent connection per server for Internet Explorer 16->62 64 Hides that the sample has been downloaded from the Internet (zone.identifier) 16->64 66 Uses ipconfig to lookup or modify the Windows network settings 20->66 34 conhost.exe 20->34         started        36 ipconfig.exe 1 20->36         started        38 conhost.exe 22->38         started        40 ipconfig.exe 1 22->40         started        42 conhost.exe 24->42         started        44 conhost.exe 26->44         started        46 conhost.exe 30->46         started        signatures9 process10
Detection:
avemaria
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a52f80f4e0495d340679de0ea87ccf96f03890089fcfaf25e5e06e721992465b/
Threat name:
ByteCode-MSIL.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2023-02-22 12:32:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
20 of 25 (80.00%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uuxyb5hajfotibtz3yhkq7gps3ydreait7h26jpf4bxhegmsiznq._file
Verdict:
malicious
Label(s):
avemaria
Create hunting rule
Similar samples:
12211a58893844bf244eee8fd23f3743b9cc5d75cf76cdda60dfae6bfa495b59
AveMariaRAT
167a81b7f1166fb131edc2bc558cd91b8f2b196ac204d7a339151a87d787788c
AveMariaRAT
17db20ebfbce957562eb47a2a0db1a052df6352613d554fe707fae58b8975f81
AveMariaRAT
28899cd77a674fd8fc103e44aa12ce58b76dadcdcdecca0637c774df8dbdc61c
AveMariaRAT
2d59fe70ac77719864809b6386552a5e1c6470b496c80f36f7a8ff1ce3cf469d
AveMariaRAT
3f285cc20e2a70295fd6d577577f8c9805cbdd7b85cb79fe3bcc77dbbab86ba1
AveMariaRAT
d6f0adc68939dadf1673789efc9578fa08958bd6b5f20233a0d92cf12043c4ee
AveMariaRAT
e961ac85380ccd346de98c4a55e10b837b9a77b7d31ec7a312b61b484e32c932
AveMariaRAT
ebf28d6d6c383d000cb0dd42ccbc8ba44542e8bfd683168af69d6b090b642989
AveMariaRAT
fb9d0187ef58360b6877dc38f0509030b2e7d57d060deae2bb6e3233dda8f47d
AveMariaRAT
+ 2'254 additional samples on MalwareBazaar
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:warzonerat collection infostealer persistence rat spyware stealer
Link:
https://tria.ge/reports/230222-pqmb4sdb3y/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Reads user/profile data of web browsers
WarzoneRat, AveMaria
Malware Config
C2 Extraction:
103.231.91.59:17873
Unpacked files
SH256 hash:
a52f80f4e0495d340679de0ea87ccf96f03890089fcfaf25e5e06e721992465b
MD5 hash:
17274552d48e95e09d1992c3c4be21ca
SHA1 hash:
e5ca0bb481cbfa5dc79a33256bc89eb3a8be9959
Link:
https://www.unpac.me/results/8ca41270-2618-4256-9f71-8418654da38a/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Ave Maria
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a52f80f4e0495d340679de0ea87ccf96f03890089fcfaf25e5e06e721992465b

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:MSIL_TinyDownloader_Generic
Create hunting rule
Author:albertzsigovits
Description:Detects small-sized dotNET downloaders
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 a52f80f4e0495d340679de0ea87ccf96f03890089fcfaf25e5e06e721992465b

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/369027/

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