MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 664bab89e8bf8d8634eae118b560eddc60abf8866d8dba681ed3b50aadfce8c1. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 664bab89e8bf8d8634eae118b560eddc60abf8866d8dba681ed3b50aadfce8c1
SHA3-384 hash: a1672cf4cec4b91a020d772c01e9e229c5fbfd213971850610ff0cf1d5d44e1bf8cd964181889911120e0d3278877378
SHA1 hash: c29af58853b9f0add9b799e5b6416c8c62b982dc
MD5 hash: bc61c30aca441ffb05cb6a7f4e20e398
humanhash: georgia-seventeen-may-artist
File name:URGENT (QUOTE) FOR POWTEK REQUIREMENT.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:455'680 bytes
First seen:2020-06-09 06:06:08 UTC
Last seen:2020-06-10 05:40:57 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:c4pobAa7im/aHqLf/9fwMzsYwT+qR5keJHxQpJJNhq:JobAa7vaKLfVYBbT+qL72VK
Threatray 10'624 similar samples on MalwareBazaar
TLSH A9A4121237D9873AC6BD83FA046721015775F727B56BEA1D0FC221FA09A6F500AA1F4B
Reporter jarumlus
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
2
# of downloads :
69
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.43301562.17873.22993.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-08 01:33:25 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=mzf2xcpix6gymnhk4emlkyhn3rqkx6egnwg3u2a62o2qvlp45daq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
11bc884254e626c8052bd409d4b12f9a509770e0818bf4f8eb6925b1c756c4a3
AgentTesla
2002d285e6c892e4b91293e92d5babe24d8d5891a7a80865930582c518802ccf
AgentTesla
2a629de6696c86bfd069adbda0ff2698ad9d83ea527a5d0510e4fd51ca6dbb2d
AgentTesla
32e7be2844e7be1f6ae7d262eeebe64926946ebbc8e2d91ce3760b8e1d10285c
AgentTesla
3447e1b21b12a3330e2eda6dc06e7895f54b6f3686a52cfc32cc78720280dd29
AgentTesla
4ac8cfd07f9de461909fe96b77f2a6954aacba367ce572b45de2d56eea99672e
AgentTesla
6679179e07cc5294d100e6a5fd80d87cc63559e0bc9f5a343ce84f3517a9677a
AgentTesla
6ba3af6d5aa3b7a36c1976d2ae90e6cde46e7249813d707ac2ea7a73a26797b3
AgentTesla
85da156a6a3f7183f64066a1cabc2adf61ff011834f81495e52bdc2cbc047965
AgentTesla
b60cffb90b7d115ebeb73bb66ceb3d64e33357d2b68ca0ff1d77ccfa14f2cf49
AgentTesla
+ 10'614 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-2heh6g9dfa/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
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 Payload
ServiceHost packer
rezer0
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 595b1c786ceef31f85e9abf84f8a1f217ede19cc00d6c80a961b16d3e8e5bb17

AgentTesla

Executable exe 664bab89e8bf8d8634eae118b560eddc60abf8866d8dba681ed3b50aadfce8c1

(this sample)

  
Dropped by
MD5 a3f23b714231ca1105c47113b17dc796
  
Dropped by
SHA256 595b1c786ceef31f85e9abf84f8a1f217ede19cc00d6c80a961b16d3e8e5bb17
  
Dropped by
AgentTesla
  
Delivery method
Distributed via e-mail attachment

Comments