MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 43967396d49a9c4dac102f6026d32f305db550a4a2bd96cd9ca36583be08badd. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 43967396d49a9c4dac102f6026d32f305db550a4a2bd96cd9ca36583be08badd
SHA3-384 hash: c5ed373c5fe18e6c5830d91c1e1c0832b10a50c6f568f477fa29aab5d010ea03e54566b9d890b7d8395e65ee60e95343
SHA1 hash: 3a36a2d0209373e242c025e20e53d693fb2c52ad
MD5 hash: 96671a4b8cb774240dea06b3dd9aff75
humanhash: pip-bluebird-hamper-arizona
File name:purchase Order for Servo.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:324'603 bytes
First seen:2023-02-27 19:21:16 UTC
Last seen:2023-03-06 08:30:48 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:vYa6awPf6Ge2jvu8Y+P+dV8/jMdC9PGS7H9io9vbCJHAU2V2NnU43ZWPwKkiEhSC:vYEwPfpjjvw+08/gdY+SD9iuzCF20Nqy
Threatray 964 similar samples on MalwareBazaar
TLSH T13A641264B7B481AFDD730BB6913E564EDEF469016062531B231C0B0DBEB3AB5621E363
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter cocaman
Tags:AgentTesla exe INVOICE

Intelligence

File Origin
# of uploads :
3
# of downloads :
189
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
purchase Order for Servo.exe
Verdict:
Malicious activity
Analysis date:
2023-02-27 19:21:35 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3d099f12-99bb-4514-aa69-061f30302b45

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/370405/
Detection(s):
Sanesecurity.Rogue.0hr.20230227-1036.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Сreating synchronization primitives
DNS request
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
83%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63fd02ded89e7aa0d7d4dd7c/reports/e3291557-a891-4c25-b60e-8b27cea78fe1/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/43967396d49a9c4dac102f6026d32f305db550a4a2bd96cd9ca36583be08badd
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/3975a008-c27a-478d-bf30-965e7e762dde
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1183506
Signature
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Maps a DLL or memory area into another process
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)
Sample has a suspicious name (potential lure to open the executable)
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 816341 Sample: purchase Order for Servo.exe Startdate: 27/02/2023 Architecture: WINDOWS Score: 100 48 Multi AV Scanner detection for submitted file 2->48 50 Yara detected AgentTesla 2->50 52 Sample has a suspicious name (potential lure to open the executable) 2->52 54 2 other signatures 2->54 7 purchase Order for Servo.exe 19 2->7         started        10 fnjscx.exe 2->10         started        13 fnjscx.exe 2->13         started        process3 file4 28 C:\Users\user\AppData\Local\Temp\phisu.exe, PE32 7->28 dropped 15 phisu.exe 1 2 7->15         started        62 Multi AV Scanner detection for dropped file 10->62 19 WerFault.exe 4 10 10->19         started        22 WerFault.exe 10 13->22         started        signatures5 process6 dnsIp7 30 C:\Users\user\AppData\Roaming\...\fnjscx.exe, PE32 15->30 dropped 40 Multi AV Scanner detection for dropped file 15->40 42 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->42 44 May check the online IP address of the machine 15->44 46 2 other signatures 15->46 24 phisu.exe 15 2 15->24         started        32 192.168.2.1 unknown unknown 19->32 file8 signatures9 process10 dnsIp11 34 api4.ipify.org 173.231.16.76, 443, 49691 WEBNXUS United States 24->34 36 shivalikcropsciences.com 103.35.120.78, 49692, 587 STPI-NOIDASoftwareTechnologyParksofIndiaBlock-IVIN India 24->36 38 api.ipify.org 24->38 56 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->56 58 Tries to steal Mail credentials (via file / registry access) 24->58 60 Tries to harvest and steal browser information (history, passwords, etc) 24->60 signatures12
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/43967396d49a9c4dac102f6026d32f305db550a4a2bd96cd9ca36583be08badd/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-02-27 09:23:43 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=iolhhfwutkoe3laqf5qcnuzpgbo3kufeuk6zntm4unsyhpqixloq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
040fe22eaf3b4e15772932c674e74582dc6c23c8460f7669b9615e35e3ce3c5f
AgentTesla
0b27deefbf362687701891f8fcbacf4122ce0a6e4972bc7b68cc8f3e7034b1eb
AgentTesla
8eaffa403a0bacae0e43928c07f77ea8540b480eda49e10d4a44079b8e0236fe
AgentTesla
bf3631806c04d8c76aff535c2155d6de15bc1ee2ae80dc407ad62e817988692c
AgentTesla
e3acbd8474659652444e67e323989f6f13abbce5045dea75d5ecbb190b68f77e
AgentTesla
f9b13ca40817f89e08b9487deabbf646e94d0d3b37b47c1292c8910d1f330a5a
AgentTesla
+ 954 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/230227-x28ngsfb2y/
Behaviour
Suspicious behavior: MapViewOfSection
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
Adds Run key to start application
Looks up external IP address via web service
Executes dropped EXE
Loads dropped DLL
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:
ca95aafc7ea36ecbd5e6707252424fc9145d775616cb9e0c98383f514b6d5c50
MD5 hash:
b5fe977570795b1349fc5bfaae0354ab
SHA1 hash:
7eba7a7ebb0fefd34d897fae08941e1a7d51fde6
Link:
https://www.unpac.me/results/2d8899ea-1eff-4c2f-8e27-5a6621f1ba78/
SH256 hash:
43967396d49a9c4dac102f6026d32f305db550a4a2bd96cd9ca36583be08badd
MD5 hash:
96671a4b8cb774240dea06b3dd9aff75
SHA1 hash:
3a36a2d0209373e242c025e20e53d693fb2c52ad
Link:
https://www.unpac.me/results/2d8899ea-1eff-4c2f-8e27-5a6621f1ba78/
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/43967396d49a9c4dac102f6026d32f305db550a4a2bd96cd9ca36583be08badd

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:pe_imphash
Create hunting rule
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
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 9ffd2b608176d636234921db6aa9aa4e0feea7622d792110b92fc55e74ab1ccf

AgentTesla

Executable exe 43967396d49a9c4dac102f6026d32f305db550a4a2bd96cd9ca36583be08badd

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 9ffd2b608176d636234921db6aa9aa4e0feea7622d792110b92fc55e74ab1ccf
Cape
Cape
https://www.capesandbox.com/analysis/370405/
  
Dropped by
MD5 1a38232f5a871edc75f92f81adebe2a1

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