MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c38316df2aa65caafcd887fe22d31d654066eb67df3e1de19e7dadfc9a47c839. 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: c38316df2aa65caafcd887fe22d31d654066eb67df3e1de19e7dadfc9a47c839
SHA3-384 hash: 7f72150b7be6f2a983aaa2e428925755fce9b13c1456b7a4fc1007fbd488b007dd7608a107290b805d7b7ae6bc91dd2a
SHA1 hash: 48a3c2877dcf4960d8a106c09025fa7680d7575b
MD5 hash: 0c564e03a8b5af193ed968a39e5cc732
humanhash: whiskey-steak-quiet-north
File name:SKMC_31052020106325_8307737263945.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'507'840 bytes
First seen:2020-06-01 19:52:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 24576:Xtb20pkaCqT5TBWgNQ7a0EuvcUSrhRK3A/kD4dNMxla/SvfBLjPTg2P6A:UVg5tQ7a0Le/kMMbjPF5
Threatray 9'570 similar samples on MalwareBazaar
TLSH 9765E01273DE8361C7B25273BA667701AEBF7C2506A5F96B2FD4093DB820122521E773
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: dmrgumruk.com
Sending IP: 156.96.45.138
From: muge@dmrgumruk.com
Subject: RE: Sales Order
Attachment: SKMC_31052020106325_8307737263945.r00 (contains "SKMC_31052020106325_8307737263945.exe")

AgentTesla SMTP exfil server:
mail.brightpackaging.in:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-06-01 18:02:11 UTC
AV detection:
27 of 48 (56.25%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yobrnxzkuzokv7gyq77cfuy5mvagn23h347b3ym6pww7zgshza4q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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1d5bc43212c1f7370467a407dbd2540dce49ee79eb7fe5db8c5e8d2b2a6c87f8
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83717f1e6d8a162a6bb701c0516ac41ca72318e070191648bc305f65f8972205
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87ffc10662d1c23c3ad3affff164435dd792443961ac825665aa9adf38cfe368
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b195fee151a6483484e21e537b3c4cc62802ce015048fee3425fb70210e74bd0
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d16f795ee48302f5bad12b545769c6ee55e52538766b4915a7ae7ff9183b586f
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db355e00d6137284daab4d6f1ce9f4423590788b8dab7893e22f52c23a19f5f6
AgentTesla
+ 9'560 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/201109-1cm7n57m1x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Program crash
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
Drops file in Drivers directory
AgentTesla Payload
ServiceHost packer
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 d3c514d8211111c8b8af752590937303d86395ba3a7f528f4dd5e466c0d578f9

AgentTesla

Executable exe c38316df2aa65caafcd887fe22d31d654066eb67df3e1de19e7dadfc9a47c839

(this sample)

  
Dropped by
MD5 3788361da77b5b3bdc21be07a818cb53
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 d3c514d8211111c8b8af752590937303d86395ba3a7f528f4dd5e466c0d578f9

Comments