MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4d76f6893e4996666f0bbb670ad59bfd7201356080b213015621449c0aa2710. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f4d76f6893e4996666f0bbb670ad59bfd7201356080b213015621449c0aa2710
SHA3-384 hash: 2954a687992bcc2fdbb478198f870b617bc6322789f3aaaf36bf2ab014abe18fbb895d8dde17e7d9cf58dbdbdd31cba7
SHA1 hash: fdb405c650f80a7067d1ae7d33ddbed9d0b27dd1
MD5 hash: 2b564516caf1e0e77e93c3d154281f16
humanhash: paris-nuts-nuts-lemon
File name:quotation.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:923'648 bytes
First seen:2023-03-30 07:32:42 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:nc2TJ+aMCZzHAe2AG7WtrYhhcA9D/4BjDtmABdVefwFCz1IROdFiMSdg7QCLe5ba:nT8YZzHA9Z0rYhkBhd3Fwa0FfSdgfLC
TLSH T10215AF3D3E6EB5D2F175F271EBD18222EBE39ED3A912DD4A15D2038C4602752B88315E
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 lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
236
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
quotation.exe
Verdict:
Malicious activity
Analysis date:
2023-03-30 07:36:01 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/edfbe31c-0451-4549-8c22-f4dac1dadf6b

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/378730/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
mokes packed shell32.dll
Link:
https://www.filescan.io/uploads/64253b2f4fbb909ff92e5ab1/reports/f6e1e233-f4af-4e63-b389-eae6a0f46d79/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/f4d76f6893e4996666f0bbb670ad59bfd7201356080b213015621449c0aa2710
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/b38c6d7a-abde-4404-89e8-a362ac5d0dcf
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1204933
Signature
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
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)
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 detect sandboxes and other dynamic analysis tools (process name or module or function)
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 837850 Sample: quotation.exe Startdate: 30/03/2023 Architecture: WINDOWS Score: 100 57 mail.aficofilters.com.eg 2->57 73 Malicious sample detected (through community Yara rule) 2->73 75 Sigma detected: Scheduled temp file as task from temp location 2->75 77 Multi AV Scanner detection for submitted file 2->77 79 5 other signatures 2->79 8 quotation.exe 6 2->8         started        12 bFYDkM.exe 5 2->12         started        14 rXYBRuf.exe 5 2->14         started        16 bFYDkM.exe 2->16         started        signatures3 process4 file5 51 C:\Users\user\AppData\Roaming\rXYBRuf.exe, PE32 8->51 dropped 53 C:\Users\user\AppData\Local\...\tmpE7C9.tmp, XML 8->53 dropped 55 C:\Users\user\AppData\...\quotation.exe.log, ASCII 8->55 dropped 91 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->91 93 May check the online IP address of the machine 8->93 95 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->95 97 Uses schtasks.exe or at.exe to add and modify task schedules 8->97 18 quotation.exe 17 10 8->18         started        23 schtasks.exe 1 8->23         started        99 Multi AV Scanner detection for dropped file 12->99 101 Machine Learning detection for dropped file 12->101 103 Injects a PE file into a foreign processes 12->103 25 bFYDkM.exe 12->25         started        27 schtasks.exe 12->27         started        37 2 other processes 12->37 29 rXYBRuf.exe 14->29         started        31 schtasks.exe 14->31         started        33 bFYDkM.exe 16->33         started        35 schtasks.exe 16->35         started        signatures6 process7 dnsIp8 59 api4.ipify.org 64.185.227.155, 443, 49706, 49714 WEBNXUS United States 18->59 61 mail.aficofilters.com.eg 5.135.220.43, 49707, 49708, 49711 OVHFR France 18->61 63 api.ipify.org 18->63 47 C:\Users\user\AppData\Roaming\...\bFYDkM.exe, PE32 18->47 dropped 49 C:\Users\user\...\bFYDkM.exe:Zone.Identifier, ASCII 18->49 dropped 81 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->81 83 Tries to steal Mail credentials (via file / registry access) 18->83 85 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->85 39 conhost.exe 23->39         started        65 173.231.16.76, 443, 49709, 49710 WEBNXUS United States 25->65 67 api.ipify.org 25->67 41 conhost.exe 27->41         started        69 api.ipify.org 29->69 43 conhost.exe 31->43         started        71 2 other IPs or domains 33->71 87 Tries to harvest and steal browser information (history, passwords, etc) 33->87 89 Installs a global keyboard hook 33->89 45 conhost.exe 35->45         started        file9 signatures10 process11
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f4d76f6893e4996666f0bbb670ad59bfd7201356080b213015621449c0aa2710/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-03-16 09:42:51 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6tlw62et4smwmzxqxo3hblkzx7lsae2wbafscmavmiketqfke4ia._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230330-jdj4bsbe53/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
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:
7a579116b10772e292a9b0e61e5644cc5d90843f4c70b7976999fb9d05f2b17c
MD5 hash:
b2b422deeb8c9fd65e08aeaee60a825c
SHA1 hash:
e96507b610354c50ff469f1ab84a88b81b941aef
Link:
https://www.unpac.me/results/dd8f18a5-36b5-4132-b663-22dbd4921cd6/
SH256 hash:
ea8d4c91ec5bba5e1db6c17730d7ba5cdbb5ff3c1a777f70c90e91ce599d9b5d
MD5 hash:
27f5124bf8f451bca8d8a15c73c4f521
SHA1 hash:
5fd557e109b8fd1c3b362b64f0ba9f1600c07211
Link:
https://www.unpac.me/results/dd8f18a5-36b5-4132-b663-22dbd4921cd6/
SH256 hash:
b77fbb645b6f6c95d633c487da5d58d6eadfa4dc27f855dccd2ebbfc06507d27
MD5 hash:
800a186fe0671b752e526ba97801b350
SHA1 hash:
527b1fed2fa06033391c4a946fb6c424e2557e70
Link:
https://www.unpac.me/results/dd8f18a5-36b5-4132-b663-22dbd4921cd6/
SH256 hash:
f4d76f6893e4996666f0bbb670ad59bfd7201356080b213015621449c0aa2710
MD5 hash:
2b564516caf1e0e77e93c3d154281f16
SHA1 hash:
fdb405c650f80a7067d1ae7d33ddbed9d0b27dd1
Link:
https://www.unpac.me/results/dd8f18a5-36b5-4132-b663-22dbd4921cd6/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f4d76f6893e4/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/f4d76f6893e4996666f0bbb670ad59bfd7201356080b213015621449c0aa2710

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 f4d76f6893e4996666f0bbb670ad59bfd7201356080b213015621449c0aa2710

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/378730/

Comments