MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 840e313170a4fb9d67de6800bc7eabebff2fc1d51eb29d8ac59693ba6784662d. 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: 12


Intelligence 12 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 840e313170a4fb9d67de6800bc7eabebff2fc1d51eb29d8ac59693ba6784662d
SHA3-384 hash: b74fd7cfc0fa6128dcbc833d96405ff0768d39c74af62c2b3e11b58ca152617bd2caea3c974573540769770e62248ad9
SHA1 hash: b37c30de5b25c2d0eb08ebf866d97445471e10f8
MD5 hash: c20394bc5138bd8a548b1e4316cd0bd4
humanhash: east-georgia-magazine-spring
File name:Purchase Order Ref#Nov-5357400.exe
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:366'592 bytes
First seen:2021-11-02 08:37:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:UW+NDKFWCnZhbslVlA20aTosiwN3x81bhNaYM6Cu66Mc6:VWwZJsl/A20avenFMc
Threatray 2'513 similar samples on MalwareBazaar
TLSH T1B9748D6673078B06D468A7B89EB37B114320F3B319766307A5D5692E601F3BE3AD1B06
File icon (PE):PE icon
dhash icon 489669d8d8699648 (53 x AgentTesla, 24 x SnakeKeylogger, 16 x AveMariaRAT)
Reporter lowmal3
Tags:AveMariaRAT exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
118
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Purchase Order Ref#Nov-5357400.exe
Verdict:
Malicious activity
Analysis date:
2021-11-02 08:54:25 UTC
Tags:
trojan stealer rat avemaria
Link:
https://app.any.run/tasks/878d5680-f2aa-4a30-8893-d5f9a1794206

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
RDPWrap
Create hunting rule
Link:
https://www.capesandbox.com/analysis/201361/
Detection(s):
Win.Dropper.Generic-7113183-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6180f8eabf51178dbe482470/reports/da4d2624-ea0b-41c4-9261-8d5a6bf06cf6/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:
Suspicious
Link:
https://analyze.intezer.com/analyses/5cbd426e-4afe-45b7-aacf-ae68cdd5c831
Result
Threat name:
AveMaria
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/881083
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
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
Creates a thread in another existing process (thread injection)
Creates an undocumented autostart registry key
Detected unpacking (creates a PE file in dynamic memory)
Executable has a suspicious name (potential lure to open the executable)
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
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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 domain / URL
Multi AV Scanner detection for dropped file
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 513517 Sample: Purchase Order Ref#Nov-5357... Startdate: 02/11/2021 Architecture: WINDOWS Score: 100 52 Multi AV Scanner detection for domain / URL 2->52 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 58 15 other signatures 2->58 10 Purchase Order Ref#Nov-5357400.exe 3 2->10         started        process3 file4 40 C:\...\Purchase Order Ref#Nov-5357400.exe, PE32 10->40 dropped 42 Purchase Order Ref...exe:Zone.Identifier, ASCII 10->42 dropped 44 C:\...\Purchase Order Ref#Nov-5357400.exe.log, ASCII 10->44 dropped 86 Writes to foreign memory regions 10->86 88 Allocates memory in foreign processes 10->88 90 Injects a PE file into a foreign processes 10->90 14 Purchase Order Ref#Nov-5357400.exe 4 5 10->14         started        signatures5 process6 file7 46 C:\ProgramData\images.exe, PE32 14->46 dropped 48 C:\ProgramData\images.exe:Zone.Identifier, ASCII 14->48 dropped 92 Increases the number of concurrent connection per server for Internet Explorer 14->92 94 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->94 18 images.exe 2 14->18         started        22 cmd.exe 1 14->22         started        signatures8 process9 file10 38 C:\Users\user\AppData\Local\Temp\images.exe, PE32 18->38 dropped 60 Antivirus detection for dropped file 18->60 62 Multi AV Scanner detection for dropped file 18->62 64 Machine Learning detection for dropped file 18->64 66 3 other signatures 18->66 24 images.exe 6 18->24         started        28 images.exe 18->28         started        30 reg.exe 1 1 22->30         started        32 conhost.exe 22->32         started        signatures11 process12 dnsIp13 50 nan.ydns.eu 195.133.40.125, 49819, 5200 SPD-NETTR Russian Federation 24->50 68 Tries to steal Mail credentials (via file / registry access) 24->68 70 Tries to harvest and steal browser information (history, passwords, etc) 24->70 72 Writes to foreign memory regions 24->72 84 3 other signatures 24->84 34 cmd.exe 1 24->34         started        74 Antivirus detection for dropped file 28->74 76 Multi AV Scanner detection for dropped file 28->76 78 Detected unpacking (creates a PE file in dynamic memory) 28->78 80 Machine Learning detection for dropped file 28->80 82 Creates an undocumented autostart registry key 30->82 signatures14 process15 process16 36 conhost.exe 34->36         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/840e313170a4fb9d67de6800bc7eabebff2fc1d51eb29d8ac59693ba6784662d/
Threat name:
ByteCode-MSIL.Downloader.Seraph
Create hunting rule
Status:
Malicious
First seen:
2021-11-02 08:38:10 UTC
AV detection:
12 of 44 (27.27%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qqhdcmlqut5z2z66naaly7vl5p7s7qovd2zj3cwfs2j3uz4emywq._file
Verdict:
malicious
Label(s):
avemaria
Create hunting rule
Similar samples:
36c35b4364b62c4d1ff2be1e1a043a10bc587625ad383dd2b4dacde157a952e4
AveMariaRAT
39cd390039e7ad850abd64cfc0b387c77470153c09d35108cf96a893185804a2
AveMariaRAT
7aefa586d32593736751d667d9588fcf4c3091ace48375d38f06947aa119129e
AveMariaRAT
94fd8c7b7935c64a7ed46794b3b5597800ae02715d5d0d95df19b208dc0d98fb
AveMariaRAT
d4ab1b2e0d1a1a389c3e8f40237b7f7b40ba798468e2d73abe416b927bbe8f13
AveMariaRAT
d8bbb318b7db225f134c3bff2300f60614d87276dc038efe6370f1f52c44828a
AveMariaRAT
d9740755673a2b1025f0a9ea9a579657b0d22d7c00a049d113f84326d37b66bb
AveMariaRAT
db531d6e969f16a9318224e16a18f3314fa75d0eaad90fc9a805f10d098d67c9
AveMariaRAT
+ 2'503 additional samples on MalwareBazaar
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:warzonerat collection infostealer rat spyware stealer
Link:
https://tria.ge/reports/211102-kjq99shahq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Program crash
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
Suspicious use of NtCreateProcessExOtherParentProcess
WarzoneRat, AveMaria
Malware Config
C2 Extraction:
nan.ydns.eu:5200
Unpacked files
SH256 hash:
68136f92ff3f9a6fa45a7f01575bdc6f54248594e1b2f3c965e38b3f7124a658
MD5 hash:
2bcecae68092faabff81ab40d1a1b143
SHA1 hash:
c0a0e067c28f31d4682a0134d5f2d055ebceaef6
Link:
https://www.unpac.me/results/2c64e978-949d-4380-a2ce-32a389933b13/
SH256 hash:
f4a29e9cf533ee56373d117f50e9916fb6a461de1c09bec0287e36e6789b0503
MD5 hash:
b9c4bced0a68986a492f539fe2efb4d3
SHA1 hash:
fb650af049be5a59090e0bbadb49a7c1a52681f5
Detections:
win_ave_maria_g0
Create hunting rule
win_ave_maria_auto
Create hunting rule
Link:
https://www.unpac.me/results/2c64e978-949d-4380-a2ce-32a389933b13/
Parent samples :
8e74c0b9d1e48760d0f5af39d87e8ce3fadcb8f79d0061c9d8432cb27e222bc8
d046a74bd0d56c05cffb8d204b3785869465e5583460e95e494c400ec177da41
2c12f9be67bf31375db1b0578920fa37b415ec1a2df56cc1f3dacd9985f60100
9fc714ad9c5db38003fef656fb47efe9350184b7e39fa8e089e6b1fa5ba52cd3
840e313170a4fb9d67de6800bc7eabebff2fc1d51eb29d8ac59693ba6784662d
bd8a5d384969b709e0fdc1cd60dcce42d2c739098239d72a2a48830a892d54e8
7ffeacec6db7adcd9b257ab40772112577ad9255765a826343158463a6fb3a91
SH256 hash:
477cab8d4385172d679200edc6619462de2402d912f21f36981fc058987a6d52
MD5 hash:
16a9ddc4b32981114fe4f069a4353105
SHA1 hash:
bf73849f57c150f9e2199c61427f631be2dfa595
Link:
https://www.unpac.me/results/2c64e978-949d-4380-a2ce-32a389933b13/
SH256 hash:
02e970c95de1296dd12707ee7e115b8f2c73274723597e8dc8d2df4c5d3cc73a
MD5 hash:
f29cd60ff9dccb103e48694b5016dc3a
SHA1 hash:
2ab3092da71cdc0091ff5173fff63364e8b38c38
Link:
https://www.unpac.me/results/2c64e978-949d-4380-a2ce-32a389933b13/
SH256 hash:
f71d97c3d42af0eb4cc74e640a995eb0f288bab59b7be5cd89eccb21cd304f36
MD5 hash:
6c72218c48cd68cbcb654675053a0abb
SHA1 hash:
12207fa32070f99683648d87b44410e5d3cdf2de
Link:
https://www.unpac.me/results/2c64e978-949d-4380-a2ce-32a389933b13/
SH256 hash:
840e313170a4fb9d67de6800bc7eabebff2fc1d51eb29d8ac59693ba6784662d
MD5 hash:
c20394bc5138bd8a548b1e4316cd0bd4
SHA1 hash:
b37c30de5b25c2d0eb08ebf866d97445471e10f8
Link:
https://www.unpac.me/results/2c64e978-949d-4380-a2ce-32a389933b13/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/840e313170a4/report/overview.html
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/840e313170a4fb9d67de6800bc7eabebff2fc1d51eb29d8ac59693ba6784662d

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:buerloader_halo_generated
Create hunting rule
Author:Halogen Generated Rule, Corsin Camichel
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Typical_Malware_String_Transforms
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research

File information

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

Malspam

AveMariaRAT

Executable exe 840e313170a4fb9d67de6800bc7eabebff2fc1d51eb29d8ac59693ba6784662d

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/201361/

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