MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a
SHA3-384 hash: 100482bd614d87937d023a8856ad087b6f3d243f4f7489d6331725943d5ec715d2fd818b4027acc54fb1045feac8c209
SHA1 hash: f73e02ad09976ade8985ec833c5743dc387c9687
MD5 hash: 40cc8249b0f31d6e1c0065aab24007b1
humanhash: mexico-fanta-mars-snake
File name:40cc8249b0f31d6e1c0065aab24007b1.exe
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:830'464 bytes
First seen:2021-07-19 15:30:16 UTC
Last seen:2021-07-19 21:13:32 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 24576:CP+MOQW87bhQxtVU8F6G2iY7SVxf9v1nv:CP+rQQxtVUIbfrn
Threatray 1'532 similar samples on MalwareBazaar
TLSH T1760512340891D4CDC99F423D44B71FCAEFA01E77C2808FF62670719DEAA7B858A5A9D4
Reporter abuse_ch
Tags:AveMariaRAT exe RAT

Intelligence

File Origin
# of uploads :
3
# of downloads :
146
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO for ART IMPEX GROUP LLP.doc
Verdict:
Malicious activity
Analysis date:
2021-07-19 17:36:58 UTC
Tags:
ole-embedded loader trojan stealer rat avemaria
Link:
https://app.any.run/tasks/4eaff4a1-b7fd-4a61-b543-a998a9c571f7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/172576/
Detection(s):
SecuriteInfo.com.Variant.Bulz.567852.27034.15372.UNOFFICIAL
Create hunting rule

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.
Malware family:
NanoCoreRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/59e4749e-76b8-400f-aff7-103b3aedf45d
Result
Threat name:
AgentTesla AveMaria
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/818352
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
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
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides user accounts
Increases the number of concurrent connection per server for Internet Explorer
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
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AveMaria stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 450768 Sample: tlWc5qAgq9.exe Startdate: 19/07/2021 Architecture: WINDOWS Score: 100 83 Multi AV Scanner detection for domain / URL 2->83 85 Found malware configuration 2->85 87 Malicious sample detected (through community Yara rule) 2->87 89 12 other signatures 2->89 10 tlWc5qAgq9.exe 5 2->10         started        14 rdpvideominiport.sys 2->14         started        16 rdpdr.sys 2->16         started        18 tsusbhub.sys 2->18         started        process3 file4 67 C:\Users\user\AppData\...\tlWc5qAgq9.exe, PE32 10->67 dropped 69 C:\Users\...\tlWc5qAgq9.exe:Zone.Identifier, ASCII 10->69 dropped 71 C:\Users\user\AppData\...\tlWc5qAgq9.exe.log, ASCII 10->71 dropped 113 Writes to foreign memory regions 10->113 115 Injects a PE file into a foreign processes 10->115 20 tlWc5qAgq9.exe 4 5 10->20         started        24 tlWc5qAgq9.exe 10->24         started        signatures5 process6 file7 63 C:\ProgramData\images.exe, PE32 20->63 dropped 65 C:\ProgramData\images.exe:Zone.Identifier, ASCII 20->65 dropped 101 Increases the number of concurrent connection per server for Internet Explorer 20->101 103 Hides that the sample has been downloaded from the Internet (zone.identifier) 20->103 26 images.exe 4 20->26         started        30 cmd.exe 1 20->30         started        32 conhost.exe 20->32         started        105 Machine Learning detection for dropped file 24->105 107 Contains functionality to inject threads in other processes 24->107 109 Contains functionality to steal Chrome passwords or cookies 24->109 111 Contains functionality to steal e-mail passwords 24->111 signatures8 process9 file10 73 C:\Users\user\AppData\Local\Temp\images.exe, PE32 26->73 dropped 117 Multi AV Scanner detection for dropped file 26->117 119 Machine Learning detection for dropped file 26->119 121 Writes to foreign memory regions 26->121 123 Injects a PE file into a foreign processes 26->123 34 images.exe 5 22 26->34         started        39 reg.exe 1 1 30->39         started        41 conhost.exe 30->41         started        signatures11 process12 dnsIp13 79 freebeeskatobi.ydns.eu 37.0.11.232, 49705, 80 WKD-ASIE Netherlands 34->79 81 dfdgdsasedw.ydns.eu 37.0.8.164, 34566, 49704 WKD-ASIE Netherlands 34->81 57 C:\Users\user\AppData\Roaming\cAuimzefC.exe, PE32 34->57 dropped 59 C:\Users\user\AppData\Local\...\kat1[1].exe, PE32 34->59 dropped 61 C:\Program Files\Microsoft DN1\sqlmap.dll, PE32+ 34->61 dropped 91 Hides user accounts 34->91 93 Machine Learning detection for dropped file 34->93 95 Writes to foreign memory regions 34->95 99 3 other signatures 34->99 43 cAuimzefC.exe 5 34->43         started        47 cmd.exe 1 34->47         started        97 Creates an undocumented autostart registry key 39->97 file14 signatures15 process16 file17 75 C:\Users\user\AppData\Roaming\eRUPcn.exe, PE32 43->75 dropped 77 C:\Users\user\AppData\Local\...\tmp7337.tmp, XML 43->77 dropped 125 Machine Learning detection for dropped file 43->125 127 Uses schtasks.exe or at.exe to add and modify task schedules 43->127 129 Injects a PE file into a foreign processes 43->129 49 schtasks.exe 43->49         started        51 cAuimzefC.exe 43->51         started        53 cAuimzefC.exe 43->53         started        55 conhost.exe 47->55         started        signatures18 process19
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a/
Threat name:
ByteCode-MSIL.Downloader.Seraph
Create hunting rule
Status:
Malicious
First seen:
2021-07-19 15:23:39 UTC
File Type:
PE (.Net Exe)
Extracted files:
21
AV detection:
15 of 28 (53.57%)
Threat level:
  3/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=myx34i6ipbckraokem4hn73v5yc534vmbinvkrx3lpdwanduqyfa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
avemaria
Create hunting rule
Similar samples:
04cde0c2284cc4dc8f8a5aeadafca6819ab9d11dfb76fb7f3a2fbbf91d3c0e5d
AveMariaRAT
20abe25c4f02f73cdda3e8e74187202fbdbf5fa2fd7fe92b2d1ab328b66c1950
AveMariaRAT
99f6194509980cce34f244d9dbca6d6931f47a02361db73e0f2fc1fa103c997b
AveMariaRAT
a58cf7753cdff434e81e0163ec97f8e1a8b32c80ddfa7cbf021778a759f78842
AveMariaRAT
dd5107d7cc5b86ef5a650ea6e01b662066c34072859272fa886379e304e7df43
AveMariaRAT
e150f981d43106895ce64ebce7b41ae17b0eed49baa4cfc0d8d09c98dd208e8f
AveMariaRAT
e3f01ed8d12f734d433783b0fe727e25e1a9a982a38e50fe72734c75c146df07
AveMariaRAT
e81c6b84f83b9ac8233102f31e21bfeeab4ffaa5aa4c02987ce910de908a83ed
AveMariaRAT
+ 1'522 additional samples on MalwareBazaar
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla family:warzonerat infostealer keylogger persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/210719-1b8ad1hrbe/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in System32 directory
Suspicious use of SetThreadContext
Modifies WinLogon
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Executes dropped EXE
Sets DLL path for service in the registry
AgentTesla Payload
AgentTesla
WarzoneRat, AveMaria
Malware Config
C2 Extraction:
dfdgdsasedw.ydns.eu:34566
https://api.telegram.org/bot1880141509:AAHjseWsCVnzygKB72YGbdj6S0DpdeKfGSs/sendDocument
Unpacked files
SH256 hash:
655683f93602f58c8b7888b8f1fe38b9b9ec8fcec9b97e9b98073bc7f29ce8c9
MD5 hash:
91c512c7b810e625dea446a9f0b762ba
SHA1 hash:
cf9821bd1470be2f46ceb6ff449aee4d73b15872
Link:
https://www.unpac.me/results/08cba612-ba8b-47e4-9d1d-09500a3403b7/
SH256 hash:
0bd1f129a7c3827b40fb68890563f02cec5f2df80cbb1656db679a95b225e1fe
MD5 hash:
60899bbfd8e034e1fda2c39cdd600d31
SHA1 hash:
b0551d6dbb97601a37bf2088e75e1c0ef10d319f
Link:
https://www.unpac.me/results/08cba612-ba8b-47e4-9d1d-09500a3403b7/
SH256 hash:
d44d8fff8d5ebb3f412b4ddecc3f612649ad89acf0239f844cb8f744c8c69d4c
MD5 hash:
3b6c2e6d919eaea88ece9c8e238e9e52
SHA1 hash:
4e252e46164e986928792dba2b2fc809d13ca1b3
Detections:
win_ave_maria_g0
Create hunting rule
win_ave_maria_auto
Create hunting rule
Link:
https://www.unpac.me/results/08cba612-ba8b-47e4-9d1d-09500a3403b7/
Parent samples :
e150f981d43106895ce64ebce7b41ae17b0eed49baa4cfc0d8d09c98dd208e8f
e3f01ed8d12f734d433783b0fe727e25e1a9a982a38e50fe72734c75c146df07
662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a
SH256 hash:
477cab8d4385172d679200edc6619462de2402d912f21f36981fc058987a6d52
MD5 hash:
16a9ddc4b32981114fe4f069a4353105
SHA1 hash:
bf73849f57c150f9e2199c61427f631be2dfa595
Link:
https://www.unpac.me/results/08cba612-ba8b-47e4-9d1d-09500a3403b7/
SH256 hash:
f71d97c3d42af0eb4cc74e640a995eb0f288bab59b7be5cd89eccb21cd304f36
MD5 hash:
6c72218c48cd68cbcb654675053a0abb
SHA1 hash:
12207fa32070f99683648d87b44410e5d3cdf2de
Link:
https://www.unpac.me/results/08cba612-ba8b-47e4-9d1d-09500a3403b7/
SH256 hash:
662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a
MD5 hash:
40cc8249b0f31d6e1c0065aab24007b1
SHA1 hash:
f73e02ad09976ade8985ec833c5743dc387c9687
Link:
https://www.unpac.me/results/08cba612-ba8b-47e4-9d1d-09500a3403b7/
Malware family:
Warzone
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/662fbe23c878/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/662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a

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: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: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.

Web download

AveMariaRAT

Executable exe 662fbe23c87844a881ca233876ff75ee05ddf2ac0a1b5546fb5bc7603474860a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1411505/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/172576/

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