MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 99ebc0bf98a16152a009ceb9f57f5ffc55153422f23c80b34b7046cf21eec353. 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: 99ebc0bf98a16152a009ceb9f57f5ffc55153422f23c80b34b7046cf21eec353
SHA3-384 hash: d2e747743048f0d1dd0b267f996b4fb8dadb71df77c637951a421050841cdab56ea52b3747b243e955ca1f22e66fc738
SHA1 hash: f7a3961721aee559e34a6c31b06ed01765d415ef
MD5 hash: 0ee034e24374cdeeeea15487046e562c
humanhash: april-winter-papa-victor
File name:Invoice-3637378.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:736'768 bytes
First seen:2020-05-28 06:09:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 14a86d600c59a07735f44434c52b41af (10 x AgentTesla, 2 x Loki, 2 x RemcosRAT)
ssdeep 12288:Rg8jof+rMCiLTwP+I3cUylgEe5tyZEA83GdaG51QIih5EV0Thhxc06sT2:bE+r6QP+I3IgEgGEX2t1QzEV0Flx2
Threatray 11'036 similar samples on MalwareBazaar
TLSH 3EF4AF22F2E04477C163163D9C1B5778992FBE5129286A866BF7DC4CEE357C1383A287
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: specialoilfield.com
Sending IP: 209.58.149.66
From: Iris Pfeiffer <alexander@specialoilfield.com>
Subject: Re: Invoice
Attachment: Invoice-3637378.r00 (contains "Invoice-3637378.exe")

AgentTesla SMTP exfil server:
mail.sudhancapacitor.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
71
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:
2020-05-28 00:16:14 UTC
File Type:
PE (Exe)
Extracted files:
293
AV detection:
25 of 31 (80.65%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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aa218adce0cc32486a75b6e5a2669c8b82afac444485f3d44bb168482276ad4e
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eb202130d25c28fe1651130652ab70014c7dd3ede102938c38ee1e7aa065ba53
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ee7bb1548fa55637eea3c95c32abe9d52bc0b51b560a1bc550d16e963d8606d0
AgentTesla
+ 11'026 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-sz2ne5hvbj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
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
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

r00 a7a776e990cb69785ea4bbb8e28f4ab1d055d008a9688a04d41350ee370726fc

AgentTesla

Executable exe 99ebc0bf98a16152a009ceb9f57f5ffc55153422f23c80b34b7046cf21eec353

(this sample)

  
Dropped by
MD5 7b74f603caf679d909fbc2e21cfefe4c
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 a7a776e990cb69785ea4bbb8e28f4ab1d055d008a9688a04d41350ee370726fc

Comments