MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 85f3f4ff256d8226555c9e7c1c346e32bd12255851d59eaa5ad645e12423519b. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 85f3f4ff256d8226555c9e7c1c346e32bd12255851d59eaa5ad645e12423519b
SHA3-384 hash: 39cccc5028edb2578091a3d3ec5bcbc1e2f7c459b620015dfccb62c9d0dcdc614a09669e40b88a9078b21be9ac69cfb6
SHA1 hash: eb728cdf10cdbb7089769249bca193c15d4b66ea
MD5 hash: 009d626f0527c9cb53fb1e41e2f618a2
humanhash: monkey-november-illinois-uncle
File name:kcW8HRnu9lJ2Kk7.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:438'784 bytes
First seen:2020-07-13 11:54:49 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:xVH3nFnGwa6uq806BPkHjhC71UcQxyLl6RIBoHCTnG3ygpml:2UcBUcQsLllBoHkOyT
Threatray 10'749 similar samples on MalwareBazaar
TLSH 4C94011A37286C1FDEAE49F89495985167F1B01A60D1FBE94FEB45FA04E2FC042807E7
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: host360312.localhost
Sending IP: 23.160.192.97
From: Hakan Terim <gfiw@evansville.com>
Reply-To: kateyoon@engineer.com
Subject: Re: Re. Bankadan cevap
Attachment: deme detaylari.iso (contains "kcW8HRnu9lJ2Kk7.exe")

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

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/25286/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/85f3f4ff256d8226555c9e7c1c346e32bd12255851d59eaa5ad645e12423519b/
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2020-07-13 11:56:07 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qxz7j7zfnwbcmvk4tz6byndogk6rejkykhkz5ks22zc6cjbdkgnq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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0e7d9a0423e2abe849c313d741de58cb172512f0b81ca56680a0c98bcc5a28e8
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6fadee8038751819aef12bc1abc18e17efbc53a8cdfb977dc5cde08e5d0c1552
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7b668bf6740289b2750a497800467fcf725fb111071e3ea4e74153e5159a3aef
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b823ab3333cbfa29218063de8440da29fc50aa7db3e70bbc9bf586c2f1eff696
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b96bbb237240e83d7c44aeeafea577e726558d48449a79cefd06bbd78d689eb4
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cf8fab966145ea0701db997fd11c2969c984d6793d668f84e113f358274150a6
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d3dc0fad4580b2c3d0f5bfe27fd99d66b20f2a2c65c219218f9e6628a9df5d2b
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dd5712ad571847f064a5dfcd49ee82e3d2b42959bef23a773512dc41af030f6e
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e593655b5dafbbb4d5a991689b883d1304c8b653a714ec724d31c08ed37f13d5
AgentTesla
+ 10'739 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/200713-aqc5wd1vpn/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Program crash
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
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

iso b25b683eee0d48588523983e1fd9adf3075c9137ff7d8889eb8018519975929e

AgentTesla

Executable exe 85f3f4ff256d8226555c9e7c1c346e32bd12255851d59eaa5ad645e12423519b

(this sample)

  
Dropped by
MD5 3fa870c7ac19ad4e14660c36ef6a9611
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/25286/
  
Dropped by
SHA256 b25b683eee0d48588523983e1fd9adf3075c9137ff7d8889eb8018519975929e

Comments