MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 84f3be7fe0f91c7601ae5022318efbb0eb34fb1b8df0eed96082e1752e0e8ba1. 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: 84f3be7fe0f91c7601ae5022318efbb0eb34fb1b8df0eed96082e1752e0e8ba1
SHA3-384 hash: 6cd3a984ccd24522bdfe9c6985faf05633d8ce1268b01d8d4adc2afbdaa1fffda443b185b046e9b4a040ee7987cae4df
SHA1 hash: 5e7028433affa1d254c9546fdc078c725d626152
MD5 hash: b851a6e13b5fdecd79be22af1b3d9657
humanhash: sierra-cold-lake-london
File name:PO COPY.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:415'744 bytes
First seen:2020-05-24 12:44:09 UTC
Last seen:2020-05-26 15:45:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:8+zJQ3lbs7r6PnkJ5UjyoY4JMraaHZczbvaV9f1:8+zJQ3lmAYyjyoY4JuaaYaZ
Threatray 10'754 similar samples on MalwareBazaar
TLSH 6494126C31B8A72FD83F47F6886460086BB272665A37E7AA1CD570C6859FF418111FE3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: yandex.ru
Sending IP: 95.211.208.58
From: Export Department<ac.general@yandex.ru>
Subject: Urgent Invoice
Attachment: PO COPY.pdf.z (contains "PO COPY.pdf.exe")

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

Intelligence

File Origin
# of uploads :
4
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.GenKryptik.ELBN.29114.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-24 10:30:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
26 of 31 (83.87%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
12f5f9e9f209d5ecd356694125908078c6b421dbd77c01c16243e96b6cd71ecd
AgentTesla
22fd870db6109516f3696a5a25e7aa26a00fb233ee537de7403818514d2671fa
AgentTesla
3916223f31696e8194a7879db01acb532d1a22bf03f0bfa3f9e3f06aa4d7768f
AgentTesla
57c4cc3ddd55171f1d7fabb27f67dbecd9ef59a7e752956b4cf3efa946d0d351
AgentTesla
6fd66c1d011fe7b8658211ad8990d9b06d23722a50c407675112ffb879043fa5
AgentTesla
9c7de3ee27b215261465577ad0cd4bb55ce06dd1139e5146bfed9386635b4ef8
AgentTesla
b856aef66bcc89b4619846f245607c688932da69f14ea9526407a14385ad5be2
AgentTesla
e03199e7e9bfbe4a80d99b6aeebfcb8d7eacb375600813cba0336d3ffd57922e
AgentTesla
e3eb0c71861623b658b3f6c6d3ca3d925d2447d42a985718c0470d01dbf4e908
AgentTesla
e5e67a58a5c8ac1191af8304119716d63852b79606de062758b4778b23c74f91
AgentTesla
+ 10'744 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/201109-v5qbc7s6wn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
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

z 493e9ce3194aafcd86101496c450ac303d27386e2f961f5474e15f49d62d3060

AgentTesla

Executable exe 84f3be7fe0f91c7601ae5022318efbb0eb34fb1b8df0eed96082e1752e0e8ba1

(this sample)

  
Dropped by
MD5 838f8727b1190caa7cf8db80a5118667
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 493e9ce3194aafcd86101496c450ac303d27386e2f961f5474e15f49d62d3060

Comments