MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 137b5904ead769b3a445102a2f510fd4fbb7a7c8e9c2dd2dca07a3f5fba8ec8c. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 137b5904ead769b3a445102a2f510fd4fbb7a7c8e9c2dd2dca07a3f5fba8ec8c
SHA3-384 hash: 6656ae9e349238b5150341ea2e77c5cff091785616433c6d62ea34b73556d4a037b863af74aa41eb2c004b080e0c1637
SHA1 hash: 69745a1ab99b692c48a072fce99ceb7a4017a18b
MD5 hash: 349081efc56fba54f213ec792695c078
humanhash: spring-low-wisconsin-oscar
File name:RFQ-HCR-SC 2020-406.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'775'104 bytes
First seen:2020-05-06 18:12:18 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 49152:AVg5tQ7acF3ipjfEYmNMilQK6L1jBSV+cHFa5:Cg56l3EfE7GxhpC
Threatray 8'949 similar samples on MalwareBazaar
TLSH A285F12273DD8361C3B25173BA56B741AE7B782506B5F86B2FD8093DF920122521EB73
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mx3.bangla.net
Sending IP: 203.188.252.14
From: Purchase01 <br4993@bangla.net>
Reply-To: ajit@colorcloud.co.in
Subject: Quotation Inquiry: RFQ/HCR/SC/2020/406
Attachment: RFQ-HCR-SC 2020-406.CAB (contains "RFQ-HCR-SC 2020-406.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27684.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:
2020-05-06 16:09:23 UTC
File Type:
PE (Exe)
Extracted files:
26
AV detection:
27 of 31 (87.10%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=cn5vsbhk25u3hjcfcavc6uip2t53pj6i5hbn2loka6r7l65i5sga._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 8'939 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-rb43qz99qe/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Drops startup file
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
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

File information

The table below shows additional information about this malware sample such as delivery method and external references.

d9dce9196d639a30559e3daeb6338c34

AgentTesla

Executable exe 137b5904ead769b3a445102a2f510fd4fbb7a7c8e9c2dd2dca07a3f5fba8ec8c

(this sample)

  
Dropped by
MD5 d9dce9196d639a30559e3daeb6338c34
  
Delivery method
Distributed via e-mail attachment

Comments