MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a14fa25efe85279e3ef24087729e0ef7d662fe67555ce876b52388e5d3e3d35c. 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: 11


Intelligence 11 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a14fa25efe85279e3ef24087729e0ef7d662fe67555ce876b52388e5d3e3d35c
SHA3-384 hash: 96d6aa60e33bb503b468a625da5b59d407ed896bca2f36a0b77c722b43b6b97d064bf4a75ab244692351943458497c01
SHA1 hash: 48e517df5a8695b59093038569b8258a907f0fb9
MD5 hash: 5d92acb577c55789b9976d4fbe444604
humanhash: spaghetti-california-robert-fillet
File name:Invoice_0629.scr.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:468'480 bytes
First seen:2023-03-22 14:54:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 6144:BqB4vex9CQubH+oSd5zMPcAfjvgp+NB34zor/8E3ZmH+RU7o/V1VUX:BqR7CvLSbMLj4pKIzs9pmeRU7Yjm
Threatray 1'448 similar samples on MalwareBazaar
TLSH T199A423123A9AAB22E23DB3F8853C664587F872333954FBC12CCD92D47D51B525908FA7
TrID 44.4% (.EXE) Win64 Executable (generic) (10523/12/4)
21.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.ICL) Windows Icons Library (generic) (2059/9)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
245
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Invoice_0629.scr.exe
Verdict:
Malicious activity
Analysis date:
2023-03-22 14:57:57 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/690317b3-6dfe-4ce4-841d-7dcef0f6bb65

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/376497/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
Creating a file in the %AppData% directory
Running batch commands
Creating a process with a hidden window
Creating a file in the %temp% directory
Creating a file
Launching a process
Creating a process from a recently created file
Creating a service
Loading a system driver
Changing a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Enabling autorun for a service
Blocking the User Account Control
Forced shutdown of a system process
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/641b16c8da1bbe29caf98541/reports/91936301-80eb-44d5-81b1-525c9c59b125/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/a14fa25efe85279e3ef24087729e0ef7d662fe67555ce876b52388e5d3e3d35c
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/b91472fa-c3d9-45f6-90e8-13c208a27fdc
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1199499
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Changes security center settings (notifications, updates, antivirus, firewall)
Disables UAC (registry)
Drops PE files with benign system names
Initial sample is a PE file and has a suspicious name
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)
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)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Sample has a suspicious name (potential lure to open the executable)
Sample is not signed and drops a device driver
Sigma detected: Schedule system process
Snort IDS alert for network traffic
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
Uses the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Telegram RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 832428 Sample: Invoice_0629.scr.exe Startdate: 22/03/2023 Architecture: WINDOWS Score: 100 78 api4.ipify.org 2->78 80 api.telegram.org 2->80 82 api.ipify.org 2->82 96 Snort IDS alert for network traffic 2->96 98 Malicious sample detected (through community Yara rule) 2->98 100 Multi AV Scanner detection for submitted file 2->100 102 12 other signatures 2->102 10 Invoice_0629.scr.exe 1 7 2->10         started        14 svchost.exe 2->14         started        16 svchost.exe 3 2->16         started        18 10 other processes 2->18 signatures3 process4 file5 70 C:\Users\user\AppData\Roaming\svchost.exe, PE32+ 10->70 dropped 72 C:\Users\user\...\Invoice_0629.scr.exe.log, CSV 10->72 dropped 122 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 10->122 124 Drops PE files with benign system names 10->124 20 cmd.exe 1 10->20         started        22 cmd.exe 1 10->22         started        74 C:\Windows\Temp\f34b31bm.inf, Windows 14->74 dropped 126 Writes to foreign memory regions 14->126 128 Adds a directory exclusion to Windows Defender 14->128 130 Injects a PE file into a foreign processes 14->130 25 AddInProcess32.exe 14->25         started        28 powershell.exe 14->28         started        30 cmstp.exe 14->30         started        36 7 other processes 14->36 132 Multi AV Scanner detection for dropped file 16->132 134 Machine Learning detection for dropped file 16->134 76 C:\Windows\Temp\cpyaecwu.inf, Windows 18->76 dropped 136 Query firmware table information (likely to detect VMs) 18->136 138 Changes security center settings (notifications, updates, antivirus, firewall) 18->138 32 consent.exe 18->32         started        34 powershell.exe 18->34         started        38 7 other processes 18->38 signatures6 process7 dnsIp8 40 svchost.exe 5 5 20->40         started        44 conhost.exe 20->44         started        46 timeout.exe 1 20->46         started        104 Uses schtasks.exe or at.exe to add and modify task schedules 22->104 48 conhost.exe 22->48         started        50 schtasks.exe 1 22->50         started        84 192.168.2.1 unknown unknown 25->84 86 api4.ipify.org 25->86 88 2 other IPs or domains 25->88 106 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 25->106 108 Tries to steal Mail credentials (via file / registry access) 25->108 110 Tries to harvest and steal browser information (history, passwords, etc) 25->110 52 conhost.exe 28->52         started        112 Writes to foreign memory regions 32->112 54 svchost.exe 32->54 injected 56 conhost.exe 34->56         started        signatures9 process10 file11 68 C:\Users\user\AppData\Local\Temp\?????.sys, PE32+ 40->68 dropped 114 Writes to foreign memory regions 40->114 116 Adds a directory exclusion to Windows Defender 40->116 118 Disables UAC (registry) 40->118 120 2 other signatures 40->120 58 AddInProcess32.exe 40->58         started        62 powershell.exe 40->62         started        64 consent.exe 54->64         started        signatures12 process13 dnsIp14 90 api4.ipify.org 173.231.16.76, 443, 49710, 49712 WEBNXUS United States 58->90 92 api.telegram.org 149.154.167.220, 443, 49711, 49713 TELEGRAMRU United Kingdom 58->92 94 api.ipify.org 58->94 140 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 58->140 142 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 58->142 144 May check the online IP address of the machine 58->144 146 2 other signatures 58->146 66 conhost.exe 62->66         started        signatures15 process16
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a14fa25efe85279e3ef24087729e0ef7d662fe67555ce876b52388e5d3e3d35c/
Threat name:
Win64.Trojan.Casdet
Create hunting rule
Status:
Malicious
First seen:
2023-03-22 14:54:11 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
2
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ufh2exx6qutz4pxsicdxfhqo67lgf7thkvooq5vveoeolu7d2noa._file
Verdict:
malicious
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313d7ab3ab9ce9c507806980d866aa7f47cad13f943f3fcf24cc0a6050be6716
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4b54075f2a8e292530e7741ed3e2da8f0ba10a3936fe3642e651e7d6fbb10921
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e88243eed45dce02cc948299bc673e2d7166390a23570c520258151ea5259863
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efa6869eaa796429cbd684b030cb6873262f6009997fe6f4c20ebd69b4ad54b6
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fe14ae75b872e1b4419de4aac769c767a5d23479d2bd6c957be5648ad802a246
AgentTesla
+ 1'438 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230322-safq6sbd4w/
Behaviour
System policy modification
Uses Task Scheduler COM API
outlook_office_path
outlook_win_path
Creates scheduled task(s)
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Checks whether UAC is enabled
Looks up external IP address via web service
Maps connected drives based on registry
Checks BIOS information in registry
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Windows security modification
Looks for VMWare Tools registry key
Sets service image path in registry
Looks for VirtualBox Guest Additions in registry
AgentTesla
UAC bypass
Windows security bypass
Malware Config
C2 Extraction:
https://api.telegram.org/bot5330317483:AAHJNSBVQVCLwayDQdkbXZU3WCswV3t2iZA/
Unpacked files
SH256 hash:
a14fa25efe85279e3ef24087729e0ef7d662fe67555ce876b52388e5d3e3d35c
MD5 hash:
5d92acb577c55789b9976d4fbe444604
SHA1 hash:
48e517df5a8695b59093038569b8258a907f0fb9
Link:
https://www.unpac.me/results/e4e5febe-2ee4-48a7-bace-df492ef5cb37/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a14fa25efe85/report/overview.html
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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/376497/

Comments