MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1877223c7b74e98fbde48581eb2f8dcc7d7a6b0c056f74e05f4dea19c9a106d2. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1877223c7b74e98fbde48581eb2f8dcc7d7a6b0c056f74e05f4dea19c9a106d2
SHA3-384 hash: 525c99d6b4b4f32a068192c53776a3ae1bec77f07693206bada83828d1f068c0ec58a00d36a7342c31927bde11869ff2
SHA1 hash: b8ccffb90e2e6a483b9eca18bf55ba52f4a992aa
MD5 hash: 31e184b0f9d1f1b020ac54e666ef3709
humanhash: blue-table-north-high
File name:DHL발송서류^^PDF.scr
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:1'086'464 bytes
First seen:2022-02-25 05:58:00 UTC
Last seen:2022-02-25 08:15:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'207 x SnakeKeylogger)
ssdeep 24576:VYWTCxsJ5INuSVc9fa01+NqrnDs8z7xOR15Hi+TeIJeiCHZt/G7bX:fTFI8IHNqjDnxOZCrIcfv8
Threatray 2'202 similar samples on MalwareBazaar
TLSH T1F735232F94538DC1C6A69FFB777107C80BE39A646C7483CE7286A150983FB1123A6DD6
File icon (PE):PE icon
dhash icon c88cc8c8982850f8 (18 x AgentTesla, 16 x AveMariaRAT, 1 x RedLineStealer)
Reporter abuse_ch
Tags:AveMariaRAT DHL exe scr

Intelligence

File Origin
# of uploads :
2
# of downloads :
263
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/244609/
Detection(s):
SecuriteInfo.com.Artemis31E184B0F9D1.18380.9525.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/62186ff80cd58dbd9239283d/reports/d4cea92b-acd3-4d30-ba0c-b0dd28fa73e5/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:
Malicious
Link:
https://analyze.intezer.com/analyses/851f9cf6-1998-4463-bb90-58464a205f93
Result
Threat name:
AveMaria gzRat
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/946198
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to hide user accounts
Contains functionality to inject threads in other processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal e-mail passwords
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Increases the number of concurrent connection per server for Internet Explorer
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
Obfuscated command line found
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AveMaria stealer
Yara detected Costura Assembly Loader
Yara detected gzRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 578675 Sample: DHL#Ubc1c#Uc1a1#Uc11c#Ub958... Startdate: 25/02/2022 Architecture: WINDOWS Score: 100 47 filetransfer.io 2->47 61 Found malware configuration 2->61 63 Malicious sample detected (through community Yara rule) 2->63 65 Antivirus detection for URL or domain 2->65 67 11 other signatures 2->67 8 DHL#Ubc1c#Uc1a1#Uc11c#Ub958^^PDF.exe 16 7 2->8         started        13 Cwlvqnr.exe 14 3 2->13         started        15 Cwlvqnr.exe 1 2->15         started        signatures3 process4 dnsIp5 49 filetransfer.io 188.114.96.7, 443, 49766, 49812 CLOUDFLARENETUS European Union 8->49 51 s21.filetransfer.io 188.114.97.7, 443, 49767, 49768 CLOUDFLARENETUS European Union 8->51 39 C:\Users\user\AppData\Roaming\...\Cwlvqnr.exe, PE32 8->39 dropped 41 C:\Users\user\...\Cwlvqnr.exe:Zone.Identifier, ASCII 8->41 dropped 43 DHL#Ubc1c#Uc1a1#Uc11c#Ub958^^PDF.exe.log, ASCII 8->43 dropped 69 Writes to foreign memory regions 8->69 71 Injects a PE file into a foreign processes 8->71 17 RegAsm.exe 3 4 8->17         started        21 cmd.exe 1 8->21         started        73 Antivirus detection for dropped file 13->73 75 Multi AV Scanner detection for dropped file 13->75 77 Machine Learning detection for dropped file 13->77 23 cmd.exe 1 13->23         started        25 cmd.exe 1 15->25         started        file6 signatures7 process8 dnsIp9 45 45.162.228.171, 26112, 49795 QNAXLTDABR Brazil 17->45 53 Tries to steal Mail credentials (via file / registry access) 17->53 55 Contains functionality to inject threads in other processes 17->55 57 Contains functionality to steal Chrome passwords or cookies 17->57 59 4 other signatures 17->59 27 conhost.exe 21->27         started        29 timeout.exe 1 21->29         started        31 conhost.exe 23->31         started        33 timeout.exe 1 23->33         started        35 conhost.exe 25->35         started        37 timeout.exe 1 25->37         started        signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1877223c7b74e98fbde48581eb2f8dcc7d7a6b0c056f74e05f4dea19c9a106d2/
Threat name:
ByteCode-MSIL.Downloader.Seraph
Create hunting rule
Status:
Malicious
First seen:
2022-02-25 05:58:18 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
19 of 28 (67.86%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=db3sepd3otuy7ppeqwa6wl4nzr6xu2ymavxxjyc7jxvbtsnba3ja._file
Verdict:
malicious
Label(s):
avemaria
Create hunting rule
Similar samples:
02e038ab4393164f91b8dc9bf2e09ddccde0f4dfef9aac731767b241d4fea47c
AveMariaRAT
1315fb9110a9b6bcf1326af2be8438b1d47bc4b46815db1ab49bed4fa58b3f51
AveMariaRAT
213d220d21939cba114f6afcc4bc672d28bb416075db96a81635f22dccfdc829
AveMariaRAT
489a2e9c82e83a219e62ded379b4dd8323be026889a3453bc97f0cca67a8828d
AveMariaRAT
649acc4a8ec45c2b3d6e217e3818db8174eb3a3bd923d8b907f6164fd42bb751
AveMariaRAT
6c50f2ce4c1837beeeae5f03ae740dc759955eabb63ef41bda72bc89312657c8
AveMariaRAT
c7b9caa8ed91068cdc627c8e72f9ecb6f71d4c99b16e930d4875bc283bb25529
AveMariaRAT
e961ac85380ccd346de98c4a55e10b837b9a77b7d31ec7a312b61b484e32c932
AveMariaRAT
+ 2'192 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/220225-gn7ahafag7/
Behaviour
Delays execution with timeout.exe
Runs ping.exe
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:
45.162.228.171:26112
Unpacked files
SH256 hash:
1877223c7b74e98fbde48581eb2f8dcc7d7a6b0c056f74e05f4dea19c9a106d2
MD5 hash:
31e184b0f9d1f1b020ac54e666ef3709
SHA1 hash:
b8ccffb90e2e6a483b9eca18bf55ba52f4a992aa
Link:
https://www.unpac.me/results/7d57cfcb-3ddf-4877-93f1-eca6764511c9/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/1877223c7b74/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/1877223c7b74e98fbde48581eb2f8dcc7d7a6b0c056f74e05f4dea19c9a106d2

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 1877223c7b74e98fbde48581eb2f8dcc7d7a6b0c056f74e05f4dea19c9a106d2

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/244609/

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