MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7f258d40028c77692ea89ce40261674a93143edf9d8c03ec8e8270344f945f1e. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7f258d40028c77692ea89ce40261674a93143edf9d8c03ec8e8270344f945f1e
SHA3-384 hash: b7f779c711af92dd28c1f243c304008e01cf374d09e06c7e72188b41052f9ec6a664da7df7e31b47c3fc9a78581c72e2
SHA1 hash: 8cf16cf829a0145bf756ed8a69b0a3776968a63e
MD5 hash: 8d02142510c8e6c3fd483f4831a59143
humanhash: april-pizza-neptune-spring
File name:SecuriteInfo.com.CAP_HookExKeylogger.22021.411
Download: download sample
Signature AgentTesla
Create hunting rule
File size:774'144 bytes
First seen:2020-08-26 20:55:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:mv9I29DJd50Gu9fWG7OInWxi+WsUUjxppGZHo89HjLp/8hakDGlppd0yAUkM3Yy3:uPDJdugu8xi+WsLjxcp1kha8yOyYy4
Threatray 10'638 similar samples on MalwareBazaar
TLSH 0BF4F73D76869829D53E4A3140F857927330B1C73A81CB1FBADB079C5E03AAB7B1715A
Reporter SecuriteInfoCom
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/51463/
Detection(s):
SecuriteInfo.com.CAP_HookExKeylogger.22021.411.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %temp% directory
Running batch commands
Launching a process
Creating a file
Creating a process from a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/452069
Signature
.NET source code contains very large array initializations
Allocates memory in foreign processes
Creates an autostart registry key pointing to binary in C:\Windows
Drops PE files to the user root directory
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7f258d40028c77692ea89ce40261674a93143edf9d8c03ec8e8270344f945f1e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-08-26 18:52:25 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=p4sy2qacrr3wslvittsaeylhjkjripw7twgah3eoqjydit4ul4pa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1ef855f52b63ceffa3fd30b6bc04bc3a2ffb64a6926d4bca436c0be6456cfd84
AgentTesla
269770044a2b90764179e7d03229a3977e6034257d036c9f3d977803107f8b24
AgentTesla
3422570f5cee8a48426f11fe8ff9b46f281669fb677ca7f761c2b4538bd73f08
AgentTesla
35912ff3b78d0699082450202cc16cec5c11447c39ec0e4db7738c188662f0c5
AgentTesla
68b6aee99f9d4bf184c77beacb3b8a418f84a7efa606e5bd7f4fd57edb904054
AgentTesla
8d022dab121f77e8bc72f928612aa7d06f08f9e0726f509f28a4874f7b4cfe50
AgentTesla
8d4a01b04439bd4ea04fca05aa078367da91aefea6dbe7b317c3fa16ca9d3354
AgentTesla
a52df6fbfa534f162855c39194591cbafef749a4c24a0d3c1dc80c1125453f26
AgentTesla
dcbfc03cfe9523c25ab335f599cebcbbe8f2439ef7ab973aa9ec0330e4e7d11f
AgentTesla
f79a00a5a78540c33e096805046cae230765cd3bd62fa5e077673f3c873cc547
AgentTesla
+ 10'628 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer family:agenttesla
Link:
https://tria.ge/reports/200826-gzdtshs316/
Behaviour
AgentTesla Payload
Agenttesla family
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Lokibot
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/7f258d40028c77692ea89ce40261674a93143edf9d8c03ec8e8270344f945f1e

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.

Web download

AgentTesla

Executable exe 7f258d40028c77692ea89ce40261674a93143edf9d8c03ec8e8270344f945f1e

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/51463/
  
URLhaus
https://urlhaus.abuse.ch/url/444521/
  
Delivery method
Distributed via web download

Comments