MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 42dd002c14d21a1330c2177097116256398071ba2118c22891a070f2a91f393d. 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: 42dd002c14d21a1330c2177097116256398071ba2118c22891a070f2a91f393d
SHA3-384 hash: e829451e73c9894a0da86b62a9314c1e68f7df2650ad93eb1485c92ceb397e2efb376d8fc9ef0879457b58d819542548
SHA1 hash: 90ac498703f4218ff981b5b1bd8c8fc97de1dcfd
MD5 hash: 64142a81ae52f8449177a8ba28e967a7
humanhash: london-coffee-october-alabama
File name:RFQ-REF_08042019.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'294'850 bytes
First seen:2020-07-03 12:36:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 00be6e6c4f9e287672c8301b72bdabf3 (116 x RedLineStealer, 70 x AsyncRAT, 55 x AgentTesla)
ssdeep 24576:6NA3R5drXdtRSgSmxPpfvQ1EwOcY1zpoWzYHgV2KDayVw6633M:z5bMglNNv6f4tOWcHkXDaSw6oM
Threatray 9'328 similar samples on MalwareBazaar
TLSH 0755F103E34544FBD1BA073505A75B317EFAA9302BB6861B5BA0593DAD323407E34FA6
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: v242048.serveradd.com
Sending IP: 101.100.242.48
From: admin@housetutor.com.sg
Subject: Request for quotation (RFQ-REF_08042019)
Attachment: RFQ-REF_08042019.Z (contains "RFQ-REF_08042019.exe")

AgentTesla SMTP exfil server:
mail.blessme.website:587

AgentTesla SMTP exfil email address:
abellog@blessme.website

Intelligence

File Origin
# of uploads :
1
# of downloads :
94
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Detection(s):
SecuriteInfo.com.Troj.NanoCo_TZ.22029.UNOFFICIAL
Create hunting rule

Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/42dd002c14d21a1330c2177097116256398071ba2118c22891a070f2a91f393d/
Threat name:
Win32.Backdoor.NanoCore
Create hunting rule
Status:
Malicious
First seen:
2020-07-03 12:38:07 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=iloqalau2inbgmgcc5yjoelcky4ya4n2eemmekerubypfki7he6q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 9'318 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
spyware persistence keylogger trojan stealer family:nanocore
Link:
https://tria.ge/reports/200703-srbk4abpdj/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Adds Run entry to start application
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Executes dropped EXE
NanoCore
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

z 25109f471d7c9499cf5f04a9744debb091772be2c76e51dc28d90890143138ed

AgentTesla

Executable exe 42dd002c14d21a1330c2177097116256398071ba2118c22891a070f2a91f393d

(this sample)

  
Dropped by
MD5 5bf359b12230608b37dd9cb5eb20b7b5
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 25109f471d7c9499cf5f04a9744debb091772be2c76e51dc28d90890143138ed
Cape
Cape
https://www.capesandbox.com/analysis/18698/

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