MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ec78c34e01a21e7580d8c987e8e74930389f6178646875a9ea44f415a5ebf33c. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ec78c34e01a21e7580d8c987e8e74930389f6178646875a9ea44f415a5ebf33c
SHA3-384 hash: 36b57e0797641685877db2ecc82cd7dfd2698f3791fc1697645fdc92b388659607689d4a70bf8526dbfa102c7d25bb35
SHA1 hash: 73cd1ff1f2d6d187994e2d9bbeaeeec1ad22e4c0
MD5 hash: 870f7a938312eaf7d643902e069db3ce
humanhash: speaker-hydrogen-jupiter-solar
File name:36637738827729929pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:421'376 bytes
First seen:2020-05-25 08:38:10 UTC
Last seen:2020-05-25 10:17:07 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 12288:wdS8thEv3+fXuOLTSD89ai4TTxk+xEkj:uhEvu/hLUFVxd
Threatray 10'588 similar samples on MalwareBazaar
TLSH 05941281266A6B3AD67DCBF81A21110017F875272B23E75DDDDB20DE52EEF810914BE3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: insulation-materials.cn
Sending IP: 62.210.77.107
From: Accountant<ravi@insulation-materials.cn>
Subject: FW:Re:Re:Re:P/I
Attachment: 36637738827729929.pdf.zip (contains "36637738827729929pdf.exe")

AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
69
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.299.32262.27742.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-25 06:55:59 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
166087b5c6159f9d5ec3df7b7359f111692e0b8d93182a633abeee98aab686f0
AgentTesla
23d36a5f91a4d65b1c22377726d6e8765b36359abd59952511881bdfd20e4fd1
AgentTesla
2ae5e19dd2e891ea8c09b48a7e0805a2f797cdfe841c0d71acc90d58eef5e94f
AgentTesla
3034f3ef4bb5b6973f011a80e6c06ff87931be0121b86153361c5b1845da6b87
AgentTesla
38525021970c707fe513c2589e60dbd8ee2d052e1f4700837a5b132b28baaa33
AgentTesla
4282ae23bf6e1a962085b045a712056a9d98c1e03d9d77c6a226d3fc7ed89776
AgentTesla
537b7da6fce7f85c0343f1f181e3235afa6089e16b58f094213bee5b274cc676
AgentTesla
581b90c7085ad0b66ddd0d9a3b66942fb5610ff74ebe16bb7f849fdab7358937
AgentTesla
70c6087133db4b6ecd4e5b74c7c2719cabfff8c24657044ce31ee905fc39fb9b
AgentTesla
e600c55644ad7de134de19f4a284b041ca4090a38cb6306141a10df911596b08
AgentTesla
+ 10'578 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/201109-vjrq4jcvya/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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
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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

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

Malspam

AgentTesla

zip 13f21c563d321e14c5e1addec5ce99b78ad834ccaa57e0f2f4a1f36e276b65aa

AgentTesla

Executable exe ec78c34e01a21e7580d8c987e8e74930389f6178646875a9ea44f415a5ebf33c

(this sample)

  
Dropped by
MD5 f5c75ee4da834b376d8dc071c6638967
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 13f21c563d321e14c5e1addec5ce99b78ad834ccaa57e0f2f4a1f36e276b65aa

Comments