MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9b1aa498a16cf478562274d57611677ef226c09aa64b878c6e597cb8c2471a3b. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9b1aa498a16cf478562274d57611677ef226c09aa64b878c6e597cb8c2471a3b
SHA3-384 hash: 21e71cfed3a37bde0fc4d8a2214aaabaa7ecf07661cc983084aea21a01d2a364479e194f9e2c829b17f8d10a1172db40
SHA1 hash: 2167e2837d7c518bfbb4229bcf59c974c10f3826
MD5 hash: ee05fc44d0ce2299065d06dae7a4eeaf
humanhash: yankee-papa-item-grey
File name:TTres2222023.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:889'856 bytes
First seen:2023-02-23 07:11:38 UTC
Last seen:2023-02-23 14:15:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:UL1ATeXK6Q8qM4QPJEVDBtLtU+2uKGXTzpD4KCtcu:UL2TZc7PJ8HWFuKA1
Threatray 83 similar samples on MalwareBazaar
TLSH T1FA158B8BBBB09077F89E519C063916CF5E31A243764CE2265F3B39448D8ADFBB1D8611
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 lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
214
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
TTres2222023.exe
Verdict:
Malicious activity
Analysis date:
2023-02-23 07:13:05 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/21b0067b-82cc-4580-aca5-2f9e2eabeb29

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/369181/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28872.BadIN4.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63f711c442bf85850e439f4b/reports/5e6ad7f2-723d-4f31-9638-04cff1020607/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/9b1aa498a16cf478562274d57611677ef226c09aa64b878c6e597cb8c2471a3b
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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0b65a4ac-2920-4d2a-bb06-ddad08a12ea5
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1181114
Signature
Adds a directory exclusion to Windows Defender
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 813944 Sample: TTres2222023.exe Startdate: 23/02/2023 Architecture: WINDOWS Score: 100 55 Sigma detected: Scheduled temp file as task from temp location 2->55 57 Multi AV Scanner detection for submitted file 2->57 59 Yara detected AgentTesla 2->59 61 Machine Learning detection for sample 2->61 7 TTres2222023.exe 7 2->7         started        11 GxdrdrUdXXURGq.exe 5 2->11         started        process3 file4 35 C:\Users\user\AppData\...behaviorgraphxdrdrUdXXURGq.exe, PE32 7->35 dropped 37 C:\...behaviorgraphxdrdrUdXXURGq.exe:Zone.Identifier, ASCII 7->37 dropped 39 C:\Users\user\AppData\Local\...\tmp148E.tmp, XML 7->39 dropped 41 C:\Users\user\...\TTres2222023.exe.log, ASCII 7->41 dropped 63 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->63 65 May check the online IP address of the machine 7->65 67 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->67 75 2 other signatures 7->75 13 TTres2222023.exe 15 2 7->13         started        17 powershell.exe 21 7->17         started        19 powershell.exe 21 7->19         started        25 3 other processes 7->25 69 Multi AV Scanner detection for dropped file 11->69 71 Machine Learning detection for dropped file 11->71 73 Injects a PE file into a foreign processes 11->73 21 GxdrdrUdXXURGq.exe 11->21         started        23 schtasks.exe 11->23         started        signatures5 process6 dnsIp7 43 api4.ipify.org 173.231.16.76, 443, 49701 WEBNXUS United States 13->43 45 keefort.com.ec 88.99.90.21, 49702, 49706, 587 HETZNER-ASDE Germany 13->45 53 2 other IPs or domains 13->53 27 conhost.exe 17->27         started        29 conhost.exe 19->29         started        47 104.237.62.211, 443, 49705 WEBNXUS United States 21->47 49 mail.keefort.com.ec 21->49 51 api.ipify.org 21->51 77 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->77 79 Tries to steal Mail credentials (via file / registry access) 21->79 81 Tries to harvest and steal browser information (history, passwords, etc) 21->81 31 conhost.exe 23->31         started        33 conhost.exe 25->33         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/9b1aa498a16cf478562274d57611677ef226c09aa64b878c6e597cb8c2471a3b/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-02-23 01:34:50 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
20 of 37 (54.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tmnkjgfbnt2hqvrcotkxmelhp3zcnqe2uzfypddolf6lrqshdi5q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0056220f99ba416ddf1be2d7f17315e2f26c441ec7591dee99153ba1683788b9
AgentTesla
102fd6ec47edeeb5e28e561c51b9e175a8ecd1de62e8afb73167a16b171a2694
AgentTesla
6ea6e4dbc23ec3cddd6d5a4db6b86a8f57714874caf5ca3d25b8fcdafd838e9e
AgentTesla
74e6233c81c97c0cda29d3a68306eb97e7db30deb8fce317447e38112ad0f4af
AgentTesla
7870fc0f2fdeb1a6d5c5a713da63a813078d07e49d55adb031cc6bbda41ea9a0
AgentTesla
917117f0aa802d8c92264ea82036419f1a6360ec3e06e5328c63cb30751c96de
AgentTesla
9554be09d976e055ba80e2e4e23eb07e7e79331d668dd4d132fbd78969f6f3a2
AgentTesla
bbf1ba75e76d3236f90a446e039fe746e0222c8f89f8ec728f275bc43a813a05
AgentTesla
c3bbe889607ea65e9e9310509d927ba4f08630b5738d35c76937ba978bd5ecea
AgentTesla
+ 73 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230223-h1hncagh61/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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:
24dce8b2665820370f08b79f334198f5a85d5a318d95da4b893c37024e7a04af
MD5 hash:
32d3a733722ce459bff98c12a879ce2f
SHA1 hash:
4629ac6a4d3adf735cc010a59aaf9c6eb3067bc2
Link:
https://www.unpac.me/results/af44dc0c-ea14-43d5-89f6-dee1516d4a8c/
SH256 hash:
9b1aa498a16cf478562274d57611677ef226c09aa64b878c6e597cb8c2471a3b
MD5 hash:
ee05fc44d0ce2299065d06dae7a4eeaf
SHA1 hash:
2167e2837d7c518bfbb4229bcf59c974c10f3826
Link:
https://www.unpac.me/results/af44dc0c-ea14-43d5-89f6-dee1516d4a8c/
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/9b1aa498a16cf478562274d57611677ef226c09aa64b878c6e597cb8c2471a3b

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: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 9b1aa498a16cf478562274d57611677ef226c09aa64b878c6e597cb8c2471a3b

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/369181/

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