MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5baff9f9f5ad337c1d8c118f49e7ca6c190a7a86721ccab791545a1237f521b8. 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: 5baff9f9f5ad337c1d8c118f49e7ca6c190a7a86721ccab791545a1237f521b8
SHA3-384 hash: fbe408775a74ba1c210c04d9b71a007ce7f0fd6c320fb539d16b21b5ae72c1d5f4c9e55d5ef2a3e2cccfdf90e2a8caab
SHA1 hash: ccebfba19f63627f49e683dd87bcc29a6fe65c9a
MD5 hash: d3406a15b8c6a5c04382fe4ca5c3e25f
humanhash: twenty-april-yankee-summer
File name:gunzipped
Download: download sample
Signature AgentTesla
Create hunting rule
File size:638'464 bytes
First seen:2020-06-04 06:37:21 UTC
Last seen:2020-06-04 14:02:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'814 x AgentTesla, 19'736 x Formbook, 12'282 x SnakeKeylogger)
ssdeep 12288:maUDdH6VEt6nXv0JGD829jCIzVP5sBLc/+w:wZ6NXnD86+6
Threatray 10'580 similar samples on MalwareBazaar
TLSH 2BD45C3976857809E63C093304A99AD077B2A6833E42C70F7ADE579C6F137CB3B5524A
Reporter abuse_ch
Tags:AgentTesla


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail0.monzm.xyz
Sending IP: 104.168.170.216
From: Amy Zhang <purchase@monzm.xyz>
Subject: PO - RFQ # 097663899 NEW ORDER
Attachment: ORDER 85743000,xlsx.gz (contains "gunzipped")

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

Intelligence

File Origin
# of uploads :
3
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Agensla
Create hunting rule
Status:
Malicious
First seen:
2020-06-04 02:58:01 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
17 of 31 (54.84%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lox7t6pvvuzxyhmmcghutz6knqmqu6ugoiomvn4rkrnben7veg4a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
05c1f772142b914a5761ae612fdd21cb2a5a7c8560f05b4410858024f6f2acc2
AgentTesla
472f0ec84ab48794ad55ed2bf58a37f7753c9f7b9016f07892aa5053022d67b5
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5e8cf7376d24c9637309a847c15ca2fc080d016d91b656dd8adc61f3d7d71abc
AgentTesla
5e8eb0ebf74397dca119677feea3913ed2e4aa5a14d7bd668bb7c0a4ccd0ad9a
AgentTesla
78a4165991c5ac4820cd119040a7ed548138bb532376e7be88c6813b3ef027ad
AgentTesla
883d8161ac8d88fb5e14aa487743ea14a8937f0144e66f3bb1211e2e88cf0128
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cb4da13a159f505b6ac0fe452d61fdf95952ff5e26a5d6bb97b4bd6ce9dbfc00
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d5683e9201b5e1962693f4fd6d5485a553ed8537c6956c6bfed7d040d20069f0
AgentTesla
dcbfc03cfe9523c25ab335f599cebcbbe8f2439ef7ab973aa9ec0330e4e7d11f
AgentTesla
f6213927e615e82229f62b234b3ae3ae6466a01c741f62413a5c926ea59f14ea
AgentTesla
+ 10'570 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla agilenet keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-pzdxslbasa/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Obfuscated with Agile.Net obfuscator
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

gz 3a60cf9d0bf24bf3f808bc31dbb9e4e0a0b4095335ef7614b04ac1b6c2913eea

AgentTesla

Executable exe 5baff9f9f5ad337c1d8c118f49e7ca6c190a7a86721ccab791545a1237f521b8

(this sample)

  
Dropped by
MD5 56b52a92304e3ed3c1e2c0999e89f753
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 3a60cf9d0bf24bf3f808bc31dbb9e4e0a0b4095335ef7614b04ac1b6c2913eea

Comments