MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dbb1903e42379efd23198fa3464b174687a24588816f470802304fec3ebc3805. 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: dbb1903e42379efd23198fa3464b174687a24588816f470802304fec3ebc3805
SHA3-384 hash: e5566027c4b861f260216bed8825bd34933e6526ae6b7918d82bd40297ec7879844cf388787790dafa77d86fa7b319fe
SHA1 hash: 240e9748bfb7cf9035f9562e95c2c380fc515b62
MD5 hash: 459113eb87726128b911cbcafc68e973
humanhash: spring-florida-floor-cup
File name:product inquiry pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:706'560 bytes
First seen:2020-06-16 12:10:08 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b7b5ab2d2e3c38731ec072a73a113374 (11 x AgentTesla, 4 x NanoCore, 3 x HawkEye)
ssdeep 12288:6r5NlaFRMb7GKWWUxDz/xTT8Hc0jcULuZi2mGiJWy3xhvp/:YL+Mb7hUhZqc0jcULu0FxP/
Threatray 11'102 similar samples on MalwareBazaar
TLSH 35E49E22E2A01437C152157F9D1BB77898EAB9D12B1827777BE4DC48AF39341F72B182
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: teamwavelength.com
Sending IP: 37.48.85.240
From: Mary<techsupport@teamwavelength.com>
Subject: Product inquiry
Attachment: product inquiry pdf.arj (contains "product inquiry pdf.exe")

AgentTesla SMTP exfil server:
us2.smtp.mailhostbox.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/10962/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.CryptInjector
Create hunting rule
Status:
Malicious
First seen:
2020-06-16 12:12:05 UTC
File Type:
PE (Exe)
Extracted files:
258
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3oyzapscg6pp2iyzr6rumsyxi2d2ermiqfxuocacgbh6ypv4hacq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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bd87e6517c03baa349072568a55eadd6baab262985b09833b104119c7d47c883
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d79b76944fafb851773e0ece31696056e79030cb2e61d9d9c78144d4b5a60d5b
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e7cb1048d6ed1b7ce7cf749aa86a335d0a5ac62a6912bdcffe6fc90ad6898f09
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f236155d74ebac339f1fc35ce210cc75b1c03a0b117f29ae9fef46140d188074
AgentTesla
faa706545212465c95b5f5e3b8b86be591d00d55601c0cb0922812d7b20e658c
AgentTesla
+ 11'092 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200624-deen8ttrhj/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious behavior: RenamesItself
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads user/profile data of local email clients
Drops startup file
Reads user/profile data of web browsers
Reads data files stored by FTP clients
UPX packed file
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

arj 69f49473268949bb7e90561282c6c8a2ab009c50100a552ee09bb7d071a6b360

AgentTesla

Executable exe dbb1903e42379efd23198fa3464b174687a24588816f470802304fec3ebc3805

(this sample)

  
Dropped by
MD5 8eacf32f5e068dacba69c25c8f58146e
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 69f49473268949bb7e90561282c6c8a2ab009c50100a552ee09bb7d071a6b360
Cape
Cape
https://www.capesandbox.com/analysis/10962/

Comments