MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bb8b06ada96296ed57372c977fd4279afd2d273cb3613080b243f15936c89096. 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: bb8b06ada96296ed57372c977fd4279afd2d273cb3613080b243f15936c89096
SHA3-384 hash: fdc50cc8373fd19263f0bb8d7659082c7179d489c07a951fb2111f96f5a32029542caa0748fb72088d34924e4d4d3a30
SHA1 hash: 0fee17c5fdc6df6b8df4609494347aa6099d3371
MD5 hash: e9ed40cd41060913c64c2854b32709cc
humanhash: comet-sodium-oven-october
File name:OC_Y9057241738.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:420'352 bytes
First seen:2020-05-19 14:24:48 UTC
Last seen:2020-05-19 14:54:46 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:C6ghKgqSqlTT6WrGCB0m3xjDe9EonSfNARPYnfb:+qSqNT6y/Bl3xG9zsOAfb
Threatray 10'710 similar samples on MalwareBazaar
TLSH 7494020112FE2F61E4BA8BF41572641017F2B0CBBB46FA19ADC660EF6375F908560E5B
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: gateway21.websitewelcome.com
Sending IP: 192.185.45.163
From: Julia Gutierrez <aguerra@starlight.pe>
Subject: ORDEN DE COMPRA
Attachment: OC_Y9057241738.cab (contains "OC_Y9057241738.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.47202.16268.6377.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-19 14:37:16 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
22 of 31 (70.97%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xofqnlnjmklo2vzxfslx7vbhtl6s2jz4wnqtbafsipyvsnwiscla._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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74b39dfc539ebe9a0adc227f19c18b8aaf418dde00f8188eec6133b6973d847e
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8941d1279e3899cd7342a1f7f1b6da470544a2685e1cdd320be9fc194bea36a9
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a0bb2ec6f947163776f55e7db62618cfb033472a910ca36617da4de01af27257
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aef64c6cd279ba042b259ab95a0387609e76ad490e0bb07244779845589b8626
AgentTesla
+ 10'700 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-ywge3vg77n/
Behaviour
Creates scheduled task(s)
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
rezer0
AgentTesla
CoreEntity .NET Packer
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

cab 08c1acc233ffbfbd00d3a1a96423dda03e9012ce04d064b56c6df47d0a4baa49

AgentTesla

Executable exe bb8b06ada96296ed57372c977fd4279afd2d273cb3613080b243f15936c89096

(this sample)

  
Dropped by
MD5 ac0b9fa3eaf901797a96e4c4a0b6b44c
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 08c1acc233ffbfbd00d3a1a96423dda03e9012ce04d064b56c6df47d0a4baa49

Comments