MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 44fb7ff08e6bc4483494c6cab4d7d54e2ebc532fcea926d41aa8559a0ba9908d. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 44fb7ff08e6bc4483494c6cab4d7d54e2ebc532fcea926d41aa8559a0ba9908d
SHA3-384 hash: 9299635783863797fab5b8d71b535e43e23b06a9e374bbd29f5597e73c943856b1fb89fe56716d1fdd9cf7ffc45953b9
SHA1 hash: b037bd3509b2eedd67bba36d6c6fb50fabc7f3e2
MD5 hash: 4754dd3516186a2306faabdda6c976e0
humanhash: happy-glucose-lithium-seven
File name:4754dd3516186a2306faabdda6c976e0.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'204'736 bytes
First seen:2021-06-16 12:35:58 UTC
Last seen:2021-06-16 14:10:49 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:KQ9Nwr5t1dhlm4S4F3M9yk5HTugoTCIGHveMb+vo1epy25Gcni9ucrJbt8hs:KWwr5PTWP5HTt8CIO+vo1ayZ9ucdw
Threatray 5'891 similar samples on MalwareBazaar
TLSH EB45E5607AB4A6D6E47BCAB198AFB42298EE6DAD241CC08C1C5437C617733C714FBD19
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
mail.alkhaleejautoparts.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
122
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4754dd3516186a2306faabdda6c976e0.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-16 12:40:48 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4d1d351b-df62-4264-b41b-483c717a7a6e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Artemis4754DD351618.6993.1134.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/08ad7bf7-c38e-424b-a19e-bb5dd230262d
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/803011
Signature
.NET source code contains very large array initializations
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Multi AV Scanner detection for dropped file
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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 435422 Sample: ZvyfVbE5BB.exe Startdate: 16/06/2021 Architecture: WINDOWS Score: 100 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Found malware configuration 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 5 other signatures 2->49 6 ZvyfVbE5BB.exe 3 2->6         started        10 tnvLnx.exe 3 2->10         started        12 tnvLnx.exe 2 2->12         started        process3 file4 27 C:\Users\user\AppData\...\ZvyfVbE5BB.exe.log, ASCII 6->27 dropped 51 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->51 53 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->53 55 Injects a PE file into a foreign processes 6->55 14 ZvyfVbE5BB.exe 2 9 6->14         started        57 Multi AV Scanner detection for dropped file 10->57 19 tnvLnx.exe 2 10->19         started        21 tnvLnx.exe 2 12->21         started        23 tnvLnx.exe 12->23         started        25 tnvLnx.exe 12->25         started        signatures5 process6 dnsIp7 33 mail.alkhaleejautoparts.com 148.66.138.106, 49743, 49744, 587 AS-26496-GO-DADDY-COM-LLCUS Singapore 14->33 29 C:\Users\user\AppData\Roaming\...\tnvLnx.exe, PE32 14->29 dropped 31 C:\Users\user\...\tnvLnx.exe:Zone.Identifier, ASCII 14->31 dropped 35 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->35 37 Tries to steal Mail credentials (via file access) 14->37 39 Tries to harvest and steal ftp login credentials 14->39 41 2 other signatures 14->41 file8 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/44fb7ff08e6bc4483494c6cab4d7d54e2ebc532fcea926d41aa8559a0ba9908d/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-06-16 12:36:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
31
AV detection:
12 of 29 (41.38%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=it5x74eonpceqneuy3fljv6vjyxlyuzpz2usnva2vbkzuc5jscgq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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5cb6068ff35f15f9403ecb538348ded12e2630a1033a5e631ee503726e9a0786
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80d2742ad2aa2b84c5c32278be4a819400da0135ce52389e6ad711539d6ab9d6
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90799ed90f14308c0bf60f347070d57b5d236cb87122ae9988145415428a391b
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c3aee1fdb1ad07ad47d1d99fad5c228d6116ffc2289273b30dd60ce81746e607
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d7105dfaf2690af5ecb82d31c891c8b6e36af889ddf4c10af513f4d0efd2d073
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e4fcc9753e14eba1107da53046098456e353efdd9f81d88bd7199cc262e43e64
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e582696b2f3c980a6d81be401fc5da4c24a4b0c490ff6764516a0aa3e3aae23b
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e89889711d785d69e4add9eb3894af8b09dac30f7b00d977a803ae9bbca08f67
AgentTesla
+ 5'881 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210616-v97c9saf36/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
db7f159f12ac70a9cd7259c92e6d339653f51e6b5f5327400325d253b20c7875
MD5 hash:
0db3054496e364d8c328f5b26d46cdf5
SHA1 hash:
40aed2da4898140f15593c7cb91b427be0823219
Link:
https://www.unpac.me/results/3f5fc21d-c635-40b5-9e59-9352df406923/
SH256 hash:
44fb7ff08e6bc4483494c6cab4d7d54e2ebc532fcea926d41aa8559a0ba9908d
MD5 hash:
4754dd3516186a2306faabdda6c976e0
SHA1 hash:
b037bd3509b2eedd67bba36d6c6fb50fabc7f3e2
Link:
https://www.unpac.me/results/3f5fc21d-c635-40b5-9e59-9352df406923/
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/44fb7ff08e6bc4483494c6cab4d7d54e2ebc532fcea926d41aa8559a0ba9908d

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.

Web download

AgentTesla

Executable exe 44fb7ff08e6bc4483494c6cab4d7d54e2ebc532fcea926d41aa8559a0ba9908d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1371444/
  
Delivery method
Distributed via web download

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