MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8900b70182eceee4057755ba7eed7194c24af4a423e9fcbe63cc2f9aa12913a0. 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: 17


Intelligence 17 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8900b70182eceee4057755ba7eed7194c24af4a423e9fcbe63cc2f9aa12913a0
SHA3-384 hash: d45f020272331c206dd5b29b41198bd303d053c7252eb7239573dc07cb4606dd494bc985767cde8952d81ae2cf97972c
SHA1 hash: 70e133427837a92bc0d6a3c7500337857a1183e8
MD5 hash: e516c8cddca31ccffdfd2f31582f0542
humanhash: hawaii-venus-friend-carolina
File name:QUOTATIO.EXE
Download: download sample
Signature AgentTesla
Create hunting rule
File size:893'440 bytes
First seen:2023-11-23 09:55:02 UTC
Last seen:2023-11-23 11:13:53 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'660 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:PiCtD/F2k78MTZjI/OuM+JEJBa5eZJTF9gH+dX:Kmgk78MTZjQtuBa5eF
TLSH T13E15D01466B95FA7EB3A83F95420520407F56E2D507FF35A5CC7B0EB2BA4F900684B93
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter cocaman
Tags:AgentTesla exe QUOTATION

Intelligence

File Origin
# of uploads :
3
# of downloads :
333
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
QUOTATIO.EXE
Verdict:
Malicious activity
Analysis date:
2023-11-23 09:55:59 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/fc5c242f-5b74-4a78-9f24-94c293add6ce

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/459844/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/655f217b92fc3dea6397ecf6/reports/d3c5ef9f-a881-4a7b-94da-4cb9265d10d8/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/8900b70182eceee4057755ba7eed7194c24af4a423e9fcbe63cc2f9aa12913a0
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b26d4e7f-726f-4065-848d-063e3b4f790f
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1346860
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1346860 Sample: QUOTATIO.EXE.exe Startdate: 23/11/2023 Architecture: WINDOWS Score: 100 42 mail.showpiece.trillennium.biz 2->42 44 showpiece.trillennium.biz 2->44 46 2 other IPs or domains 2->46 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 Antivirus detection for URL or domain 2->56 58 8 other signatures 2->58 8 QUOTATIO.EXE.exe 7 2->8         started        12 QrUcLYvywt.exe 5 2->12         started        signatures3 process4 file5 38 C:\Users\user\AppData\...\QrUcLYvywt.exe, PE32 8->38 dropped 40 C:\Users\user\AppData\Local\...\tmp8FB2.tmp, XML 8->40 dropped 60 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->60 62 Uses schtasks.exe or at.exe to add and modify task schedules 8->62 64 Adds a directory exclusion to Windows Defender 8->64 14 QUOTATIO.EXE.exe 15 2 8->14         started        18 powershell.exe 23 8->18         started        20 schtasks.exe 1 8->20         started        22 QUOTATIO.EXE.exe 8->22         started        66 Multi AV Scanner detection for dropped file 12->66 68 Machine Learning detection for dropped file 12->68 70 Injects a PE file into a foreign processes 12->70 24 QrUcLYvywt.exe 12->24         started        26 schtasks.exe 1 12->26         started        28 QrUcLYvywt.exe 12->28         started        30 2 other processes 12->30 signatures6 process7 dnsIp8 48 api4.ipify.org 173.231.16.77, 443, 49710, 49714 WEBNXUS United States 14->48 50 showpiece.trillennium.biz 67.23.226.139, 49712, 49716, 587 DIMENOCUS United States 14->50 72 Installs a global keyboard hook 14->72 32 conhost.exe 18->32         started        34 conhost.exe 20->34         started        74 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->74 76 Tries to steal Mail credentials (via file / registry access) 24->76 78 Tries to harvest and steal browser information (history, passwords, etc) 24->78 36 conhost.exe 26->36         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8900b70182eceee4057755ba7eed7194c24af4a423e9fcbe63cc2f9aa12913a0
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8900b70182eceee4057755ba7eed7194c24af4a423e9fcbe63cc2f9aa12913a0/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-11-23 09:55:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
30
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=realoamc5txoiblxkw5h53lrstbev5feepu7zptdzqxzvijjcoqa._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231123-lxr96ahh8w/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/2a0f641a-4221-4d66-90e1-1eacce240dce/
SH256 hash:
b32f64139e9cfc3afa129ec4bd0adced5c90f5bb1d3cde1d1a6415165b875370
MD5 hash:
9385019216c64b66fb1e4ceae3ca9486
SHA1 hash:
ad74faf0fc06b34ff4ddd1f44b8cdea500c8fef6
Link:
https://www.unpac.me/results/2a0f641a-4221-4d66-90e1-1eacce240dce/
SH256 hash:
551099563a81acf8e0a2c6043b3c92a937f2365e076819a0cea7b77df9f9ddad
MD5 hash:
f6dea54038b1038fcc91bc8ec6cd6bce
SHA1 hash:
acf86084179884e04a4d2624372d8dcb0529031e
Link:
https://www.unpac.me/results/2a0f641a-4221-4d66-90e1-1eacce240dce/
SH256 hash:
891a6ccdddfbf0c265f4bb04e3a99ad00111384371ba319229ac7c08e9afc587
MD5 hash:
f50b79fd86c137e0b725db3f9d8e183a
SHA1 hash:
2282b98d3608959f2ae3d59c2293233593094483
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Link:
https://www.unpac.me/results/2a0f641a-4221-4d66-90e1-1eacce240dce/
Parent samples :
d6f7569d9874600484ac1aa884aae6cd3687a833fddc8203f74e4c619a3a3be7
8900b70182eceee4057755ba7eed7194c24af4a423e9fcbe63cc2f9aa12913a0
61fb5f6fc20352e348f5546cee051a153310470b220df048b1b101bfb60454d5
SH256 hash:
8900b70182eceee4057755ba7eed7194c24af4a423e9fcbe63cc2f9aa12913a0
MD5 hash:
e516c8cddca31ccffdfd2f31582f0542
SHA1 hash:
70e133427837a92bc0d6a3c7500337857a1183e8
Link:
https://www.unpac.me/results/2a0f641a-4221-4d66-90e1-1eacce240dce/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8900b70182ec/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8900b70182eceee4057755ba7eed7194c24af4a423e9fcbe63cc2f9aa12913a0

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

AgentTesla

img 44b456884e9d95c9c39cdcec55e216a94d7c06a26d8e88b01afe63c705981276

AgentTesla

Executable exe 8900b70182eceee4057755ba7eed7194c24af4a423e9fcbe63cc2f9aa12913a0

(this sample)

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/459844/
  
Dropped by
SHA256 44b456884e9d95c9c39cdcec55e216a94d7c06a26d8e88b01afe63c705981276
  
Dropped by
MD5 99cd0f63ce6a4a909e6547284713218b

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