MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 786f93f0f40176b4719fef2038c6f1f87ae6aee5d2293fcd03fbf52679cb75d6. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
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SHA256 hash: 786f93f0f40176b4719fef2038c6f1f87ae6aee5d2293fcd03fbf52679cb75d6
SHA3-384 hash: e7963a83daaefcf0a9e3e14ba0b1b8fc3d99e13a899424c5fcbe4b58bd7e5932b329f41a27a14f5a00f0f275ce3be56d
SHA1 hash: 16e06f0ee296d961af7d5d253b7fb1a3158e8679
MD5 hash: c1a2bcf4bd5f7eefc34d5bcb3b5fb7be
humanhash: fifteen-summer-thirteen-edward
File name:info.document.csv.html.bit.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:741'888 bytes
First seen:2020-11-17 23:18:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:tMJUXUogXpht8LFOcc6WkFRJ8DiP5erYwY6Xgem8rHvVpduvbiGdJEC37Htz:RCpv8bWkbEiSLY6XgNoV2WyJ7B
Threatray 1'346 similar samples on MalwareBazaar
TLSH E4F4E0312AB5BF92D67E0BF4C161A4440FFAA62B642DE69D1CD505DF18B1F084A02E7B
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
169
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Launching a process
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
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/539957
Signature
.NET source code contains very large array initializations
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
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)
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 AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 319076 Sample: info.document.csv.html.bit.exe Startdate: 18/11/2020 Architecture: WINDOWS Score: 100 36 smtp.vivaldi.net 2->36 54 Found malware configuration 2->54 56 Multi AV Scanner detection for submitted file 2->56 58 Yara detected AgentTesla 2->58 60 4 other signatures 2->60 7 info.document.csv.html.bit.exe 3 2->7         started        11 xmlHY.exe 3 2->11         started        13 xmlHY.exe 2 2->13         started        signatures3 process4 file5 34 C:\...\info.document.csv.html.bit.exe.log, ASCII 7->34 dropped 62 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->62 64 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->64 66 Injects a PE file into a foreign processes 7->66 15 info.document.csv.html.bit.exe 2 11 7->15         started        20 info.document.csv.html.bit.exe 7->20         started        22 info.document.csv.html.bit.exe 7->22         started        68 Multi AV Scanner detection for dropped file 11->68 70 Found evasive API chain (trying to detect sleep duration tampering with parallel thread) 11->70 24 xmlHY.exe 8 11->24         started        26 xmlHY.exe 4 13->26         started        28 xmlHY.exe 13->28         started        signatures6 process7 dnsIp8 38 smtp.vivaldi.net 31.209.137.12, 49712, 49713, 49714 HRINGDU-ASIS Iceland 15->38 30 C:\Users\user\AppData\Roaming\...\xmlHY.exe, PE32 15->30 dropped 32 C:\Users\user\...\xmlHY.exe:Zone.Identifier, ASCII 15->32 dropped 40 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->40 42 Moves itself to temp directory 15->42 44 Tries to steal Mail credentials (via file access) 15->44 46 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->46 48 Tries to harvest and steal ftp login credentials 24->48 50 Tries to harvest and steal browser information (history, passwords, etc) 24->50 52 Installs a global keyboard hook 24->52 file9 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/786f93f0f40176b4719fef2038c6f1f87ae6aee5d2293fcd03fbf52679cb75d6/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-11-17 21:05:16 UTC
File Type:
PE (.Net Exe)
Extracted files:
23
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=pbxzh4huaf3li4m754qdrrxr7b5onlxf2iut7tid7p2sm6oloxla._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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a7df178348dd3563a0a0a44ec82af4b6bc15bf352337ef690fac078cfee6ec49
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c1e775844ae65d163fef7ec92e2d48ab4fd36ec5412999a5cba1c85ef0edd105
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e064cd70ae6467ad9c0342b4750cae4fb688c56b0d904ea4091aa074e174dcf0
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e4179e2d5b9c04e7a59bf9b063c006f5695b5ec90600833006d38129ad0a48a6
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eecb7b15a90df049ba18e11ebe23ca8fa83900d11f6154807da5bb07314f255d
AgentTesla
+ 1'336 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/201117-cr8hz6gqte/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: RenamesItself
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
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
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:ach_AgentTesla_20200929
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
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.

  
Delivery method
Other

Comments