MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c04c4bb521cb18dc16fbacc4220c0f854bfadfdc0c016ec6fd868d52fe8c3e08. 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: c04c4bb521cb18dc16fbacc4220c0f854bfadfdc0c016ec6fd868d52fe8c3e08
SHA3-384 hash: 37f01b33444e669c443c198dc48176a7359b6957d13918d957a1fbbf48357b5e979ee8cffd27aa8fd4d2cbacd37900a3
SHA1 hash: 42886f9f361dc8aee4820d087dbbb865261b26ed
MD5 hash: 09f3daddaec326433de907b3653d58e5
humanhash: helium-carolina-blossom-timing
File name:sam334.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:747'520 bytes
First seen:2020-05-26 11:13:36 UTC
Last seen:2020-05-26 14:59:52 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ab7c6090caa74612589a46d0fcbec31e (7 x AgentTesla, 3 x Loki, 2 x FormBook)
ssdeep 12288:ioS07MyfiVaPjuU4JRVw2gE3swQkwYqTSzFIV3I21nlNibyLOEm70vrcXDZJP:/VrfluUWVw2x2Y8UCnrw7y+ZF
Threatray 11'065 similar samples on MalwareBazaar
TLSH 41F49D2EEFA1C433C062167D9C1B56B89C26BF5129385D47EBE4CC4C6E39641F83B296
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: servers.com
Sending IP: 185.234.216.137
From: Christian Zeiler<secureserver@servers.com>
Subject: NEW ORDER PRODUCT
Attachment: NEW ORDER.zip (contains "sam334.exe")

AgentTesla SMTP exfil server:
mail.shrc-india.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
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.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-05-26 11:54:00 UTC
File Type:
PE (Exe)
Extracted files:
294
AV detection:
26 of 31 (83.87%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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a6aba7b7f6eeeb871e7c58959307a260e3f20b54b7d4a174c9bc03ce4eb94a94
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AgentTesla
+ 11'055 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan upx
Link:
https://tria.ge/reports/201109-kmv9rkjp56/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
UPX packed file
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

zip ab0ad177c9ec0aa4d3b0c7a16395d5d793ff997c390725f2a6e4a84a95302b39

AgentTesla

Executable exe c04c4bb521cb18dc16fbacc4220c0f854bfadfdc0c016ec6fd868d52fe8c3e08

(this sample)

  
Dropped by
MD5 5d6c731863077b98baf7136d249a1a96
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 ab0ad177c9ec0aa4d3b0c7a16395d5d793ff997c390725f2a6e4a84a95302b39

Comments