MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4e25b6d4521cf58ad62d8c11c621c6f54d4ebb0ee8f50cebd904c882e6c9a66e. 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: 4e25b6d4521cf58ad62d8c11c621c6f54d4ebb0ee8f50cebd904c882e6c9a66e
SHA3-384 hash: 71edfb5be4747a4bf544d37dffad957e56becbb0849609c18f36ab8610b0c4b438d2bd31c19525f42f784877a9320eda
SHA1 hash: 1a8c6074727e6a29b068e8ea322a24b3391715df
MD5 hash: e2c8add2e31a24b1198ed672e1f256bf
humanhash: east-potato-four-kentucky
File name:45lKbSGkksvdkuV.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:538'112 bytes
First seen:2020-05-21 12:01:50 UTC
Last seen:2020-05-21 12:43:29 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:/Kd0O4vuzUvjyL8TOmqSdVy8kCBtxGxcA70T:/cb4vkU+Q4rCB80T
Threatray 10'581 similar samples on MalwareBazaar
TLSH D3B412643BF97B65F57A4BF425212AA0337B396756B6C20C0E9531CE2D71B01DE82B23
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

From: Accounts <ACCOUNTs@hsbc.de>
Subject: Re: Payment -swift copy
Attachment: payment-swift00.rar (contains "45lKbSGkksvdkuV.exe")

AgentTesla SMTP exfil server:
mail.samlogistics.pk:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen2.49161.11595.11133.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-21 12:35:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
26 of 31 (83.87%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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0b0aea8b57dea40a601fdaa11920391e400fff347fdc1316e69c8f9ab47f5bb1
AgentTesla
3cad8abfd66f6df4932c89a68f71e666568d74cb9260b05984294d1675e2d838
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5df1a3e64559a1056fd1cac70e1b6bbf236eca17c1c3a5e59f1c329710b42dbb
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7444ab9fc7b27261318ff916c2c3e41874d1f57afd1a0a73815bdba0ecdf2687
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b7f8ca6215aa2beba2bc30780a8df2618a117ec958319a8b139bdca2480a879c
AgentTesla
da724467df8f1c1cb077ad7879ad8790cdef010eab22b382fbd2ed6e87696d87
AgentTesla
e0e75410c585dcaeab1ac774bf62f0ccc55ec32e009fdf75a8f089438e5b65e7
AgentTesla
e15522c5644ab29fbf7093539560bf2f43d72d6e702159eb0e656c30154cfe42
AgentTesla
+ 10'571 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-c5jq6z77cx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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

rar b736ea72173953adc85df68fdcf182bfcf2c81f77cfa55325aa897ed651354c6

AgentTesla

Executable exe 4e25b6d4521cf58ad62d8c11c621c6f54d4ebb0ee8f50cebd904c882e6c9a66e

(this sample)

  
Dropped by
MD5 8d1ac2d908e8e4947668e91565deb93e
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 b736ea72173953adc85df68fdcf182bfcf2c81f77cfa55325aa897ed651354c6

Comments