MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9928ab1dc80e716442ef84dbf93c5141423990f6f011f7efe8626ebe76ba1a2e. 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: 18


Intelligence 18 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9928ab1dc80e716442ef84dbf93c5141423990f6f011f7efe8626ebe76ba1a2e
SHA3-384 hash: 63c295c31ca9b2484f744824cc4ebd1f855fb34c6964e38c7eafd31b2294f23f293f8fb010c9f7a8b8e0f622f91a945e
SHA1 hash: d76ff36778f056b6751a9d8c527eefba2483fd20
MD5 hash: 41be0c94f6de187a0e29e5ac35716feb
humanhash: steak-coffee-two-ohio
File name:rBANKSTATEMENTSOFACCOUNT(S).exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:851'456 bytes
First seen:2023-11-20 14:17:35 UTC
Last seen:2023-11-20 16:15:33 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:3+v/DBa/mFiTEJ0+0OR8FCkoZrGl/gMMlh6TaYKGUi7kAkd4Vb/1J3L4S6aetTS3:3OX8e3KaYKVi7Tb//561u3
TLSH T16205E53D1B9E0667FC79D6A7EFE08127B161AAE3F118DE24D8D703965302A0274D427E
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter FXOLabs
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
312
Origin country :
BR BR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
rBANKSTATEMENTSOFACCOUNT(S).exe
Verdict:
Malicious activity
Analysis date:
2023-11-20 14:19:32 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/02387a61-b107-480b-b2ac-313b1a91ddc2

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/459328/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.59820.12778.7260.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
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
Creating a file in the %AppData% subdirectories
Reading critical registry keys
DNS request
Sending a custom TCP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
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/655b6aa5c7c19cae469ec5d5/reports/b20b30db-ba0a-4a51-a72b-b21e2f59f5de/overview
Verdict:
Malicious
Labled as:
MSILHeracles.Generic
Link:
https://www.hybrid-analysis.com/sample/9928ab1dc80e716442ef84dbf93c5141423990f6f011f7efe8626ebe76ba1a2e
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/965a3feb-dd76-4610-986d-29211250be41
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1345213
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
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: 1345213 Sample: rBANKSTATEMENTSOFACCOUNT(S).exe Startdate: 20/11/2023 Architecture: WINDOWS Score: 100 57 us2.smtp.mailhostbox.com 2->57 61 Found malware configuration 2->61 63 Malicious sample detected (through community Yara rule) 2->63 65 Multi AV Scanner detection for dropped file 2->65 67 12 other signatures 2->67 8 rBANKSTATEMENTSOFACCOUNT(S).exe 7 2->8         started        12 KvWkwUfaC.exe 5 2->12         started        14 Micosoft Excel 2023.exe 2->14         started        16 Micosoft Excel 2023.exe 2->16         started        signatures3 process4 file5 53 C:\Users\user\AppData\Roaming\KvWkwUfaC.exe, PE32 8->53 dropped 55 C:\Users\user\AppData\Local\...\tmp8848.tmp, XML 8->55 dropped 77 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->77 79 Uses schtasks.exe or at.exe to add and modify task schedules 8->79 81 Adds a directory exclusion to Windows Defender 8->81 18 rBANKSTATEMENTSOFACCOUNT(S).exe 1 5 8->18         started        23 powershell.exe 23 8->23         started        25 schtasks.exe 1 8->25         started        83 Multi AV Scanner detection for dropped file 12->83 85 Machine Learning detection for dropped file 12->85 27 KvWkwUfaC.exe 4 12->27         started        29 schtasks.exe 1 12->29         started        87 Injects a PE file into a foreign processes 14->87 31 Micosoft Excel 2023.exe 14->31         started        33 schtasks.exe 14->33         started        35 Micosoft Excel 2023.exe 16->35         started        37 schtasks.exe 16->37         started        signatures6 process7 dnsIp8 59 us2.smtp.mailhostbox.com 208.91.199.225, 49705, 49708, 49709 PUBLIC-DOMAIN-REGISTRYUS United States 18->59 49 C:\Users\user\...\Micosoft Excel 2023.exe, PE32 18->49 dropped 51 Micosoft Excel 2023.exe:Zone.Identifier, ASCII 18->51 dropped 69 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->69 71 Tries to steal Mail credentials (via file / registry access) 18->71 73 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->73 39 conhost.exe 23->39         started        41 conhost.exe 25->41         started        43 conhost.exe 29->43         started        45 conhost.exe 33->45         started        75 Tries to harvest and steal browser information (history, passwords, etc) 35->75 47 conhost.exe 37->47         started        file9 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/9928ab1dc80e716442ef84dbf93c5141423990f6f011f7efe8626ebe76ba1a2e
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/9928ab1dc80e716442ef84dbf93c5141423990f6f011f7efe8626ebe76ba1a2e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-11-17 16:01:55 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
20 of 23 (86.96%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=teukwhoibzywiqxpqtn7spcrifbdtehw6ai7p37imjxl45v2dixa._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/231120-rl9yqagd96/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
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/4d151f8a-4766-411f-8467-59b38268182e/
SH256 hash:
76482f1dc9b0639dd6b2d762e09101875e207e8c60e146a43ca182a4c13d6afa
MD5 hash:
9561bc00330bfa400784c1b3b2075d0b
SHA1 hash:
b98f0014f428085dea5ea44108d64d9119e3d698
Link:
https://www.unpac.me/results/4d151f8a-4766-411f-8467-59b38268182e/
SH256 hash:
7709397015896521c81e5c402c17c3ab070a3fc722f3af19ac103eab54cf1a2a
MD5 hash:
bf55bb292777207f2a4814418c00530d
SHA1 hash:
9c20a410f870552ae272d3f29780652ac75a2393
Link:
https://www.unpac.me/results/4d151f8a-4766-411f-8467-59b38268182e/
SH256 hash:
b94be0f08227950951d639201319b78e378cbab4dc553a7bce006ae8c8bb91e4
MD5 hash:
c44b18d1c80a159d8dbd5addf08c57bd
SHA1 hash:
899f94a9504ec011830549f5315166cb17d10254
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/4d151f8a-4766-411f-8467-59b38268182e/
Parent samples :
3d05623da2f66ee7073d88d4e4703551e779a136d0296f8d4073c52c93a469a0
9928ab1dc80e716442ef84dbf93c5141423990f6f011f7efe8626ebe76ba1a2e
1a3f9ac2abe62763028d1975825e0058620a4c1cd4cdc6ab9ace7b34f5a1eacd
147030ad2b34a1be1d22bf564cae6d2a858c37d9237d97e28050bf32dc8c5a40
b94be0f08227950951d639201319b78e378cbab4dc553a7bce006ae8c8bb91e4
SH256 hash:
9928ab1dc80e716442ef84dbf93c5141423990f6f011f7efe8626ebe76ba1a2e
MD5 hash:
41be0c94f6de187a0e29e5ac35716feb
SHA1 hash:
d76ff36778f056b6751a9d8c527eefba2483fd20
Link:
https://www.unpac.me/results/4d151f8a-4766-411f-8467-59b38268182e/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/9928ab1dc80e/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/9928ab1dc80e716442ef84dbf93c5141423990f6f011f7efe8626ebe76ba1a2e

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_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
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

Executable exe 9928ab1dc80e716442ef84dbf93c5141423990f6f011f7efe8626ebe76ba1a2e

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/459328/

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