MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e2fbfb47b351d61413ac9e311b6d087c03115302b0ac72d8e0be203521faf948. 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


AgentTesla


Vendor detections: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e2fbfb47b351d61413ac9e311b6d087c03115302b0ac72d8e0be203521faf948
SHA3-384 hash: 85460d34545d6a622eaa57730c3de252010e87e120a4a34eeea75257861fc5cf54bc4c96f5a404aa2bade2194a999363
SHA1 hash: f3bf3cf04b672c7b0535ee4eb002feea03090c24
MD5 hash: 5741a15e5a3adbad01678b492d57a9f4
humanhash: maryland-batman-william-carolina
File name:5741a15e5a3adbad01678b492d57a9f4.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'938'488 bytes
First seen:2021-02-16 19:56:39 UTC
Last seen:2021-02-16 21:54:40 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 6144:ybmgQv0zaABBFk+Q4ulntxHHOuMQQA+LFay3gZumEszUshimBNiH5RNFxYuzQQ/Z:WRTN
Threatray 2'356 similar samples on MalwareBazaar
TLSH 8195BBBAAF3B4FDCBE65F59AE426F45C13A733CAD0D753518290018BA917005ABC3E91
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla FTP exfil server:
vh352.timeweb.ru:21

AgentTesla FTP exfil user name:
ch65723

Intelligence

File Origin
# of uploads :
2
# of downloads :
129
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/117423/
Detection(s):
SecuriteInfo.com.Variant.Bulz.359734.2243.24036.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Running batch commands
Creating a process with a hidden window
Launching a process
Adding an access-denied ACE
Creating a file
Creating a window
Sending a UDP request
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/609433
Signature
.NET source code contains very large strings
Allocates memory in foreign processes
Contains functionality to hide a thread from the debugger
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 353741 Sample: v2OL6In4YC.exe Startdate: 16/02/2021 Architecture: WINDOWS Score: 100 44 Multi AV Scanner detection for submitted file 2->44 46 Yara detected AgentTesla 2->46 48 Machine Learning detection for sample 2->48 50 .NET source code contains very large strings 2->50 7 v2OL6In4YC.exe 4 2->7         started        11 okOhK.exe 1 2->11         started        13 okOhK.exe 1 2->13         started        process3 file4 32 C:\Users\user\AppData\...\v2OL6In4YC.exe.log, ASCII 7->32 dropped 52 Writes to foreign memory regions 7->52 54 Allocates memory in foreign processes 7->54 56 Hides threads from debuggers 7->56 58 2 other signatures 7->58 15 vbc.exe 17 8 7->15         started        20 cmd.exe 1 7->20         started        22 conhost.exe 11->22         started        24 conhost.exe 13->24         started        signatures5 process6 dnsIp7 34 vh352.timeweb.ru 92.53.96.116, 21, 49734 TIMEWEB-ASRU Russian Federation 15->34 30 C:\Users\user\AppData\Roaming\...\okOhK.exe, PE32 15->30 dropped 36 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->36 38 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->38 40 Tries to steal Mail credentials (via file access) 15->40 42 5 other signatures 15->42 26 conhost.exe 20->26         started        28 timeout.exe 1 20->28         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/e2fbfb47b351d61413ac9e311b6d087c03115302b0ac72d8e0be203521faf948/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-02-16 19:57:04 UTC
AV detection:
18 of 29 (62.07%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=4l57wr5tkhlbie5mtyyrw3iipqbrcuycwcwhfwhaxyqdkip27fea._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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353b7ee12c1729df1d1e235dd4437810d6a006f3b3c74511d4895844d07303bd
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7a8f3ee787e2954f90419c96cb23fba73c3fddbf980fb4fc4bf239a17244fbe7
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903de95a30d55eaf9ecb49a0a310df96c215b51b25b3d3e8628adae14a94e7f0
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a14532851a6cf9501f2a4f5b0ecc61d4ef8e10d220a401b220cd06ae8f83aeee
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aadf4a2325f03bbc80d38bc0c033e5ecc945a9b132570533f5a3fc41a6e034d6
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ce2c29bbd18352557dd6fb16e294265d66d8d13e6d0586ef8030bbeb28e0cc97
AgentTesla
+ 2'346 additional samples on MalwareBazaar
Unpacked files
SH256 hash:
60c43bab1ca60ae7b5d34bea34f581e5d54d5fae4502a9c482d0ade9b459b5d6
MD5 hash:
a526ece9d6d4de3c251fcd09f2bbb09f
SHA1 hash:
ddfea940f374219a16b8ac4e01c7c8fa40533261
Link:
https://www.unpac.me/results/404550de-1ad7-4f9b-8179-985b501ce3bf/
SH256 hash:
c2563de5758ff25679aabf1e0af458e5ec4e080359774e29ddfffea80400f11b
MD5 hash:
955f76ab88080a5090913051a0e8cece
SHA1 hash:
fa40d4e42bef76d756aa0e51bcfbd81a757a9663
Link:
https://www.unpac.me/results/404550de-1ad7-4f9b-8179-985b501ce3bf/
SH256 hash:
e2fbfb47b351d61413ac9e311b6d087c03115302b0ac72d8e0be203521faf948
MD5 hash:
5741a15e5a3adbad01678b492d57a9f4
SHA1 hash:
f3bf3cf04b672c7b0535ee4eb002feea03090c24
Link:
https://www.unpac.me/results/404550de-1ad7-4f9b-8179-985b501ce3bf/
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/e2fbfb47b351d61413ac9e311b6d087c03115302b0ac72d8e0be203521faf948

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:ach_AgentTesla_20200929
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information

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

Web download

AgentTesla

Executable exe e2fbfb47b351d61413ac9e311b6d087c03115302b0ac72d8e0be203521faf948

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1013076/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/117423/

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