MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f99e4e6b432cc1a2efdbdc3fde7828f16a6e287132a22355809d9c5008d6e4bc. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f99e4e6b432cc1a2efdbdc3fde7828f16a6e287132a22355809d9c5008d6e4bc
SHA3-384 hash: 07dc9cbaeba3c18b7d3b2fda1cbc405e31aa884c54a90ce2a09e5ec93525f692f7d234c5f00475779451505672a4eddb
SHA1 hash: 220d97b09743f643ef9d24f72593a61318a5feee
MD5 hash: 37ac0471935807b748c51b463b8150ea
humanhash: foxtrot-oscar-robin-grey
File name:contract#.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:512'000 bytes
First seen:2020-06-22 07:53:42 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:qsn4DZnt5YD9wid4scaGIZyizsW8kN2ButHfX:qxVt+Xd4s3GIZZzz8kX
Threatray 10'711 similar samples on MalwareBazaar
TLSH 64B49B303BEF421DDCE9177A1D21436816753EAA1A31DA8C18AEFC9D1C3FB436649663
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: frf-ajf.ro
Sending IP: 89.45.174.241
From: Restile Ceramics Limited <exports@restile.com>
Subject: New Order & Inquiry (R.C. Ltd.)
Attachment: ordercontract.zip (contains "contract#.exe")

AgentTesla FTP exfil server:
ftp.kpaunicon.cf:21

Intelligence

File Origin
# of uploads :
1
# of downloads :
78
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/12484/
Detection(s):
SecuriteInfo.com.Artemis63715DF92E44.17574.UNOFFICIAL
Create hunting rule

Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f99e4e6b432cc1a2efdbdc3fde7828f16a6e287132a22355809d9c5008d6e4bc/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-22 07:55:04 UTC
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7gpe422dfta2f3633q7546bi6fvg4kdrgkrcgvmatwofacgw4s6a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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17bf4172650d0fbc833533880e7ed702fef86180f55c5a51d1f93d3c55f1577f
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3a7946bae415fc7d5add7b6a5ca391fbe19a1ed621ebd370a9491f0e5358e500
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460d3ea4ea000e3a06e7ee2a1cdcda2579b808e6fd5a925f76ebfdbb0d3b4d63
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8e4a90fb7bf99386930c9ccb7752e235b38f10b49211b496ab30dffaaf16f042
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e55fea0a29cb88a971c83213aca19152bf40a3b73ebdad8abcbb010c54b9a8c0
AgentTesla
+ 10'701 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200624-dpx9va225j/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Reads user/profile data of local email clients
Reads data files stored by FTP clients
Reads user/profile data of web browsers
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.

33c13329e22a6c2dd05952ff2226b80b

AgentTesla

Executable exe f99e4e6b432cc1a2efdbdc3fde7828f16a6e287132a22355809d9c5008d6e4bc

(this sample)

  
Dropped by
MD5 33c13329e22a6c2dd05952ff2226b80b
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/12484/

Comments