MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b431ce5dc4ecd3ca9efbce074bbe8c85602765dc2a8cf98cc3765f6298f71569. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments

SHA256 hash: b431ce5dc4ecd3ca9efbce074bbe8c85602765dc2a8cf98cc3765f6298f71569
SHA3-384 hash: 979b869d667f9e8f2a30b92690cb1a43ff84ffaafc1e5187ab480a5f09cdf82de44d03eb355f1bbb8bd7da98b4be2bbb
SHA1 hash: 0bc7a24116aecf2b305e874edccf5d2377e6a5c5
MD5 hash: 06fad614300b1d987c571fd83e27a783
humanhash: coffee-friend-crazy-nine
File name:SecuriteInfo.com.W32.MSIL_Troj.BEJ.genEldorado.5051.77
Download: download sample
Signature AgentTesla
File size:1'213'440 bytes
First seen:2021-07-01 13:44:13 UTC
Last seen:2021-07-01 13:58:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'652 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 12288:9+hzhvBu+lJmJuQrPBNUFI/A/ThLBiRKhPZMPjY+AWqi/EJoqDfh5:chzhclJuQrPibhLBSGZMc3WX/Ey8fh5
Threatray 6'324 similar samples on MalwareBazaar
TLSH BF45E007F6499A45C8952238DCEFC2741374DD877C238B0B2E997AEE3CB2726CD516A4
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
4
# of downloads :
168
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.W32.MSIL_Troj.BEJ.genEldorado.5051.77
Verdict:
Malicious activity
Analysis date:
2021-07-01 13:48:07 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large array initializations
Found malware configuration
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 442993 Sample: SecuriteInfo.com.W32.MSIL_T... Startdate: 01/07/2021 Architecture: WINDOWS Score: 100 31 Found malware configuration 2->31 33 Multi AV Scanner detection for dropped file 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 8 other signatures 2->37 7 SecuriteInfo.com.W32.MSIL_Troj.BEJ.genEldorado.5051.exe 7 2->7         started        process3 file4 21 C:\Users\user\AppData\...\khTXPxmAhS.exe, PE32 7->21 dropped 23 C:\Users\...\khTXPxmAhS.exe:Zone.Identifier, ASCII 7->23 dropped 25 C:\Users\user\AppData\Local\...\tmp1C7D.tmp, XML 7->25 dropped 27 SecuriteInfo.com.W...dorado.5051.exe.log, ASCII 7->27 dropped 39 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->39 41 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->41 43 Uses schtasks.exe or at.exe to add and modify task schedules 7->43 11 SecuriteInfo.com.W32.MSIL_Troj.BEJ.genEldorado.5051.exe 2 7->11         started        15 schtasks.exe 1 7->15         started        17 SecuriteInfo.com.W32.MSIL_Troj.BEJ.genEldorado.5051.exe 7->17         started        signatures5 process6 dnsIp7 29 mail.privateemail.com 198.54.122.60, 49749, 587 NAMECHEAP-NETUS United States 11->29 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->45 47 Tries to steal Mail credentials (via file access) 11->47 49 Tries to harvest and steal ftp login credentials 11->49 51 2 other signatures 11->51 19 conhost.exe 15->19         started        signatures8 process9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-07-01 10:59:42 UTC
AV detection:
19 of 29 (65.52%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
b3f5663ad8a02aea4bb780ed53c186bef2a75e7ad9fe00dd2ad0c799d8559caf
MD5 hash:
33743358dfbea4904b3437d044beae31
SHA1 hash:
22ee266389cc87d80c4fe1ece5bf7f5d1c9ddce4
SH256 hash:
9b792bfb3ec1dbdc5d6c8551a09ca67c107c4b3e4e75f3920f78f887440bffb1
MD5 hash:
ced96c65a730f05457ee05259d4a80f2
SHA1 hash:
75e2c46d5460ef5ddcacef2e34d9f759a8aaa2b8
SH256 hash:
1c5e0a0d909d1da24af87967a1e154c8aa490a1f99c6624e7214d20eb84f4fec
MD5 hash:
81faf15c7e3c9446d906659f7c7a9f16
SHA1 hash:
d7e05a22b109ce608109dc509029a7fe22b4b8bf
SH256 hash:
b431ce5dc4ecd3ca9efbce074bbe8c85602765dc2a8cf98cc3765f6298f71569
MD5 hash:
06fad614300b1d987c571fd83e27a783
SHA1 hash:
0bc7a24116aecf2b305e874edccf5d2377e6a5c5
Please note that we are no longer able to provide a coverage score for Virus Total.

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
Rule name:Skystars_Malware_Imphash
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 b431ce5dc4ecd3ca9efbce074bbe8c85602765dc2a8cf98cc3765f6298f71569

(this sample)

  
Delivery method
Distributed via web download

Comments