MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6767a5edb173efe175bf59ca5c85d0e9c24874a96046b8cfa0cb77fc0fb8db95. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments

SHA256 hash: 6767a5edb173efe175bf59ca5c85d0e9c24874a96046b8cfa0cb77fc0fb8db95
SHA3-384 hash: ae1c99ec854dd0c7e4f3fae227bbe562cef7de7b525cdc59b068dfa87df2e43b60c1a49cd9a4e3263f65497e3928ccd8
SHA1 hash: 38f36273ed7f508c650e5c8ba541a29e313ad138
MD5 hash: c8f9c5b34a7abe2b483329c2fca51866
humanhash: mars-river-apart-bluebird
File name:purchase order -0034287.pdf.exe
Download: download sample
Signature AgentTesla
File size:885'248 bytes
First seen:2022-03-02 15:43:15 UTC
Last seen:Never
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:wR/I3+SBumUI1CT+/hsFg4PlQslEaBoYoKlA2oTvTaTl1Fkq+VlvhkbBZu:GSlUIoT+WPlzlEaXo0UaJ1FMk98
Threatray 15'932 similar samples on MalwareBazaar
TLSH T19215CF0839E65039F93A8BF1CAC0EBF1DB6EF221E58934F554000E155A56BBC8946EFD
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
221
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
fareit obfuscated packed replace.exe
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Moves itself to temp directory
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)
Sigma detected: Suspicious Double Extension
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 581728 Sample: purchase order -0034287.pdf.exe Startdate: 02/03/2022 Architecture: WINDOWS Score: 100 29 us2.smtp.mailhostbox.com 2->29 31 store-images.s-microsoft.com 2->31 37 Malicious sample detected (through community Yara rule) 2->37 39 Multi AV Scanner detection for submitted file 2->39 41 Yara detected AgentTesla 2->41 43 10 other signatures 2->43 7 purchase order -0034287.pdf.exe 3 2->7         started        10 YYtJku.exe 3 2->10         started        13 YYtJku.exe 2 2->13         started        signatures3 process4 file5 23 C:\...\purchase order -0034287.pdf.exe.log, ASCII 7->23 dropped 15 purchase order -0034287.pdf.exe 2 5 7->15         started        45 Multi AV Scanner detection for dropped file 10->45 47 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 10->47 49 Machine Learning detection for dropped file 10->49 51 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 10->51 19 YYtJku.exe 2 10->19         started        21 YYtJku.exe 13->21         started        signatures6 process7 file8 25 C:\Users\user\AppData\Roaming\...\YYtJku.exe, PE32 15->25 dropped 27 C:\Users\user\...\YYtJku.exe:Zone.Identifier, ASCII 15->27 dropped 33 Moves itself to temp directory 15->33 35 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->35 signatures9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-03-02 09:05:18 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
1b041e3388b07a6774e4ef19e3fe3f99ff7f037729c16f595a2c347326a6fa82
MD5 hash:
fd8d3b0a7b4f24dcf285d3f27537c747
SHA1 hash:
9eef579aaf8ab66adfc0dd665a893b0fb2c67f45
SH256 hash:
293645a7fddceadf13a1da875c97e92489c6839cd4527c8dda3f3f949050ee41
MD5 hash:
a85c20d81e2f958c99f78ca88d24ce2e
SHA1 hash:
9a7b9b2963dccc04d7c1a222ed8e5323dbf7156d
SH256 hash:
e3bdaf9e98eb65a070cf4424bc123e57ade151c41e4a0d375e769749155c1715
MD5 hash:
78a25e75b94923e889ecd100349facbe
SHA1 hash:
6b3f8db525d3c98f92ed480e664ab8ee9458340b
SH256 hash:
55035e1d9a42f37b7d766791f1802cfd6f8e496c43fd55e4f765b7eefe85ceaf
MD5 hash:
8fac002adf01707ffff574dd0de9733a
SHA1 hash:
260e6f19c28765f7e8ee51a0d24bfd1c4de80971
SH256 hash:
6767a5edb173efe175bf59ca5c85d0e9c24874a96046b8cfa0cb77fc0fb8db95
MD5 hash:
c8f9c5b34a7abe2b483329c2fca51866
SHA1 hash:
38f36273ed7f508c650e5c8ba541a29e313ad138
Malware family:
Agent Tesla v3
Verdict:
Malicious
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.

Malspam

AgentTesla

Executable exe 6767a5edb173efe175bf59ca5c85d0e9c24874a96046b8cfa0cb77fc0fb8db95

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment

Comments