MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21708c6374a6eb8422c9eae984bd00a8b8f436a27ef5e1946aab706fa38f30e1. 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: 21708c6374a6eb8422c9eae984bd00a8b8f436a27ef5e1946aab706fa38f30e1
SHA3-384 hash: a52f24c6d5ae3d304e4e172106258b978b63c70448e1203a95c23efdfc398302a9917d3bd3bd81bfa5c2ee2a9dbc38fe
SHA1 hash: 4ec1cf503190439ebc159436e3efadcdbaa762a3
MD5 hash: 2c2dee1a5c3fe64ce28f61afa9ff6421
humanhash: alaska-lima-chicken-cat
File name:SHIPPING ADVICE NOTICE.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:540'160 bytes
First seen:2023-10-09 13:54:38 UTC
Last seen:2023-10-12 08:23:47 UTC
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:ThKRTtKneAAy+3oQx3oLSdfM8oigCmGJA4ZVp:qTtyQfnTXA4ZH
Threatray 180 similar samples on MalwareBazaar
TLSH T196B4082933AC8516DEAE7378D004C808FFF4C1295ADEBB6E26C1F1E8AD417DA9D61057
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 James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
278
Origin country :
US US
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SHIPPING ADVICE NOTICE.exe
Verdict:
Malicious activity
Analysis date:
2023-10-09 13:55:55 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/2aca17ea-a9ca-4ac6-b1b8-8d67447423b7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Sanesecurity.Rogue.0hr.20231009-1338.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Sending an HTTP GET request
Creating a file in the %AppData% directory
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Creating a window
Query of malicious DNS domain
Sending a TCP request to an infection source
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin masquerade packed replace
Link:
https://www.filescan.io/uploads/65240638e509ddb6cd1d5408/reports/d14f3a57-cc88-4a16-9270-40cc1cc3828d/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/21708c6374a6eb8422c9eae984bd00a8b8f436a27ef5e1946aab706fa38f30e1
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/7c7afbc7-defd-4265-a3d8-a3f8255adb67
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1322209
Signature
.NET source code contains potential unpacker
Contains functionality to log keystrokes (.Net Source)
Creates multiple autostart registry keys
Found malware configuration
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
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
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)
Sample uses string decryption to hide its real strings
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)
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1322209 Sample: SHIPPING_ADVICE_NOTICE.exe Startdate: 09/10/2023 Architecture: WINDOWS Score: 100 39 mail.amtechcards.com 2->39 41 amtechcards.com 2->41 43 3 other IPs or domains 2->43 51 Snort IDS alert for network traffic 2->51 53 Multi AV Scanner detection for domain / URL 2->53 55 Found malware configuration 2->55 57 11 other signatures 2->57 7 SHIPPING_ADVICE_NOTICE.exe 16 5 2->7         started        12 Rptmnuwl.exe 14 5 2->12         started        14 Rptmnuwl.exe 2->14         started        16 2 other processes 2->16 signatures3 process4 dnsIp5 49 qu.ax 92.118.112.4, 443, 49738, 49741 GUDAEV-ASRU Russian Federation 7->49 37 C:\Users\user\AppData\Roaming\Rptmnuwl.exe, PE32 7->37 dropped 69 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->69 71 Creates multiple autostart registry keys 7->71 73 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 7->73 18 SHIPPING_ADVICE_NOTICE.exe 1 5 7->18         started        23 SHIPPING_ADVICE_NOTICE.exe 7->23         started        75 Multi AV Scanner detection for dropped file 12->75 77 Machine Learning detection for dropped file 12->77 79 Injects a PE file into a foreign processes 12->79 25 Rptmnuwl.exe 4 12->25         started        27 Rptmnuwl.exe 14->27         started        29 My App.exe 16->29         started        31 My App.exe 16->31         started        file6 signatures7 process8 dnsIp9 45 amtechcards.com 64.188.2.244, 49740, 49744, 49747 ASN-QUADRANET-GLOBALUS United States 18->45 47 api4.ipify.org 173.231.16.77, 443, 49739, 49743 WEBNXUS United States 18->47 33 C:\Users\user\AppData\Roaming\...\My App.exe, PE32 18->33 dropped 35 C:\Users\user\...\My App.exe:Zone.Identifier, ASCII 18->35 dropped 59 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->59 61 Tries to steal Mail credentials (via file / registry access) 18->61 63 Creates multiple autostart registry keys 18->63 65 Hides that the sample has been downloaded from the Internet (zone.identifier) 25->65 67 Tries to harvest and steal browser information (history, passwords, etc) 29->67 file10 signatures11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21708c6374a6eb8422c9eae984bd00a8b8f436a27ef5e1946aab706fa38f30e1/
Threat name:
ByteCode-MSIL.Trojan.Seraph
Create hunting rule
Status:
Malicious
First seen:
2023-10-09 08:43:53 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=efyiyy3uu3vyiiwj5luyjpiavc4pinvcp326dfdkvnyg7i4pgdqq._file
Verdict:
malicious
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68bfc9ed3467e7772c67f3e8d73243b8221d6a99612ae9bf3046818ff414c6d7
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8192f84102d9071fc922c436f69660b5be0bdb300adaa212295f84f985bbc5ea
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AgentTesla
+ 170 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/231009-q74s6adc2x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
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:
21708c6374a6eb8422c9eae984bd00a8b8f436a27ef5e1946aab706fa38f30e1
MD5 hash:
2c2dee1a5c3fe64ce28f61afa9ff6421
SHA1 hash:
4ec1cf503190439ebc159436e3efadcdbaa762a3
Link:
https://www.unpac.me/results/ac211b7e-e3dc-47ad-96d3-104678b242c6/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/21708c6374a6/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/21708c6374a6eb8422c9eae984bd00a8b8f436a27ef5e1946aab706fa38f30e1

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: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

zip a42498333b8467b731551c4813f9e0682512306882c9641ac1b6c4416663e393

AgentTesla

Executable exe 21708c6374a6eb8422c9eae984bd00a8b8f436a27ef5e1946aab706fa38f30e1

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 a42498333b8467b731551c4813f9e0682512306882c9641ac1b6c4416663e393
  
Dropped by
MD5 1b66048ba115ec01117017ab5c5a31b7

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