MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4129e19fc075ef4cc80941a611b9e030e97d390054c1bcee16f46711c3b1391e. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4129e19fc075ef4cc80941a611b9e030e97d390054c1bcee16f46711c3b1391e
SHA3-384 hash: 19684f599a575253e645b8505d56972c317f1ad45d9fcd0477cc6ecbdd622d3b9fce4e9f1a4f607edcd479c45d1e1edb
SHA1 hash: a78416bbb3fcfb9f400468658895a4a56c6c5d47
MD5 hash: ed9875edd4c2336e924c263879a93f4c
humanhash: ack-hot-jig-september
File name:2.22mb.xxxxx.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'778'688 bytes
First seen:2020-05-05 07:43:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 49152:oVg5tQ7aVs6bTpwOvCFVGuljdN23jSSBRqmjg5:Kg56spwOvCFjlJN2tBYi
Threatray 10'872 similar samples on MalwareBazaar
TLSH B185F11363EEC361C3B25273BA25BB01BE7B7C254AA1F95B1FD4093DB920161521FA63
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: s111-ir-cpanel-trade.maindns.net
Sending IP: 185.165.116.18
From: Nguyen Thi Kim Thanh <Account1.Nguyen@gmail.com>
Reply-To: Account1.Nguyen@gmail.com
Subject: oustanding orders/Unit prices
Attachment: 2.22mb.xxxxx.zip (contains "2.22mb.xxxxx.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
96
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27684.AidExe.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Mbt
Create hunting rule
Status:
Malicious
First seen:
2020-05-05 05:08:37 UTC
File Type:
PE (Exe)
Extracted files:
26
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ieu6dh6aoxxuzsajigtbdopagdux2oiakta3z3qw6rtrdq5rhepa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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859d266c7cf04978e4015c77e18b7372e1b4eb5682e3ebbcdc280633f6fa4dd9
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949837f9631acb0f8687c485fbce98349093f8cd11031e2d634acecca71785a3
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9d5fc5a92d1c5d163582bf69fdd24f8e3ea27e076de3212d0c89f76f24d19204
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b2bf861d3b82dc8a3cd796abad25570dfa9ebbcecb2e2299f14a6c8da1f8590b
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d36ab3b1e394c9318f25dad431835f50a39799f65e2676d17712d2b9649d2719
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daf85125c5d6321b947f76ed13b2b582dede11879e73a073aa0feb1a9b87eca0
AgentTesla
+ 10'862 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-y4e84d2j2n/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
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

File information

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

Malspam

AgentTesla

zip b161030d7402e308bd44bd0d551f4ada3d094658da6bcd79125e5c2453f61b0f

AgentTesla

Executable exe 4129e19fc075ef4cc80941a611b9e030e97d390054c1bcee16f46711c3b1391e

(this sample)

  
Dropped by
MD5 167474d97b3d4940590f69b6644639ab
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 b161030d7402e308bd44bd0d551f4ada3d094658da6bcd79125e5c2453f61b0f

Comments