MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 183919b502e2e5f18730c75d890bfb9876a19f25372f8db41e1a7f7876ffbeaa. 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: 183919b502e2e5f18730c75d890bfb9876a19f25372f8db41e1a7f7876ffbeaa
SHA3-384 hash: 49512adde1b42f57b2b1afb9309ede913b4b8494b166b94038ca4aef42167ff3fee2476f86e936a11774b76dcab64dd5
SHA1 hash: d73759cfe9330d7c47ae7decabceb017b6be25fc
MD5 hash: c1c50af92eda12d1cefb13c4eb8a77dc
humanhash: lima-social-four-north
File name:ddssaaa.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'442'816 bytes
First seen:2020-06-09 06:41:25 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:btb20pkaCqT5TBWgNQ7aj6qKzzz+W3CPVV9ULUJpBKeM/s6A:YVg5tQ7aj65zOQCPVVn/hM05
Threatray 10'934 similar samples on MalwareBazaar
TLSH 4365DF1323DD8364C3BE5173BA15B701AEBBB82506A1F47B2FF4493DA9201215E1E66F
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail.strongmailvault.com
Sending IP: 111.90.144.228
From: Kassem Bevechov <office@jinpao.us>
Subject: TOP URGENT QUOTATION REQUEST ...RFQ
Attachment: PDF.CF20050062.IMG (contains "ddssaaa.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
75
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27681.XorExe.UNOFFICIAL
Create hunting rule

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

Gathering data
Threat name:
Win32.Trojan.Bluteal
Create hunting rule
Status:
Malicious
First seen:
2020-06-09 06:43:06 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=da4rtnic4ls7dbzqy5oysc73tb3kdhzfg4xy3na6dj7xq5x7x2va._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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3ea259504667c2d255d44b50a4fe2d7906b819ee0d4ddf77b954ffbb57ec4277
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55186d3bb4e3ce65be62c13c079ea9cc24080a832954ec5c70d960365eaa9110
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b99ab6571c625004df68a09401b8aa87d6e3c7b86195b6a1be7f15bf48a01f24
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d00a0836ea91458d1521ee4ebeaab0746a45b10901497a215b0bd0ebdf045e61
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d0900fe175022f10e5e708578e76ddf9e7024e9e3c6142b4cf495f0a473c55e7
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ec66bb08e7be3e235c199b1f253e949fc4296b105b7046cca10ae732cf347873
AgentTesla
fcdb8c371542fc2042b02845f80960bf6f6cda5ce67a2f4d5a05501a1927887e
AgentTesla
+ 10'924 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/201109-9ybmw862aa/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
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
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

img 23be8cd3980fe498871e6c22da180a840119e7844061854bb855cf1b0b93d206

AgentTesla

Executable exe 183919b502e2e5f18730c75d890bfb9876a19f25372f8db41e1a7f7876ffbeaa

(this sample)

  
Dropped by
MD5 860e69c62a08477ee15ca2a5c8636e92
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 23be8cd3980fe498871e6c22da180a840119e7844061854bb855cf1b0b93d206

Comments