MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 44700efabdbbe386e2e689d0de94da92133cd2c36effe104ea5e8dc81a87fa5c. 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: 16


Intelligence 16 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 44700efabdbbe386e2e689d0de94da92133cd2c36effe104ea5e8dc81a87fa5c
SHA3-384 hash: 093d510f8e416f78a6ea7081ea62cec0e82f587543b401570e863af10975e8588af1d07154853725bd7ce2e313b9b1bd
SHA1 hash: 4dd7b5b6130887d528926ae35ef316357a1d6e27
MD5 hash: aec8743883c8342e2836d89cd38f7294
humanhash: oklahoma-hotel-florida-skylark
File name:Purchase Order 11013.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:105'472 bytes
First seen:2023-06-07 13:17:39 UTC
Last seen:2023-06-09 09:28:43 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 768:YNLE6ewSRmSTY94dWN2P7b1IzPrXMkN336DX2AA:KE6ewSDY94du2PmfMkN3KDmAA
Threatray 323 similar samples on MalwareBazaar
TLSH T101A396D3B212C8D6FA3847719D23C88915A7FDAEB8A4556DB096B7780AB73C30413D36
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)
File icon (PE):PE icon
dhash icon 8ab2b2a69ab2829a (10 x AgentTesla, 2 x RemcosRAT, 2 x NanoCore)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
284
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Purchase Order 11013.exe
Verdict:
Malicious activity
Analysis date:
2023-06-07 13:19:48 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/68d5f1be-4228-4e91-8f47-fb2b919162ae

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/396483/
Detection(s):
SecuriteInfo.com.Variant.MSILHeracles.84860.7185.18259.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% subdirectories
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Sending an HTTP GET request to an infection source
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6480838b2b2309bb700449b3/reports/c879b513-2987-4e95-bf70-0fc40eaa5cb0/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/44700efabdbbe386e2e689d0de94da92133cd2c36effe104ea5e8dc81a87fa5c
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/bceb3876-5086-4dbe-9cfd-d227a4d9cdf9
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1250321
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
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
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 network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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 the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 883341 Sample: Purchase_Order_11013.exe Startdate: 07/06/2023 Architecture: WINDOWS Score: 100 55 Snort IDS alert for network traffic 2->55 57 Antivirus detection for URL or domain 2->57 59 Antivirus / Scanner detection for submitted sample 2->59 61 8 other signatures 2->61 6 Purchase_Order_11013.exe 16 6 2->6         started        11 Saete.exe 14 3 2->11         started        13 Saete.exe 2 2->13         started        process3 dnsIp4 31 208.67.107.146, 49702, 49705, 49706 GRAYSON-COLLIN-COMMUNICATIONSUS United States 6->31 25 C:\Users\user\AppData\Roaming\...\Saete.exe, PE32 6->25 dropped 27 C:\Users\user\...\Saete.exe:Zone.Identifier, ASCII 6->27 dropped 29 C:\Users\...\Purchase_Order_11013.exe.log, ASCII 6->29 dropped 63 Writes to foreign memory regions 6->63 65 Injects a PE file into a foreign processes 6->65 15 InstallUtil.exe 14 2 6->15         started        19 InstallUtil.exe 6->19         started        67 Antivirus detection for dropped file 11->67 69 Multi AV Scanner detection for dropped file 11->69 71 Machine Learning detection for dropped file 11->71 21 InstallUtil.exe 2 11->21         started        23 InstallUtil.exe 13->23         started        file5 signatures6 process7 dnsIp8 33 api4.ipify.org 173.231.16.76, 443, 49703 WEBNXUS United States 15->33 35 api.telegram.org 149.154.167.220, 443, 49704, 49709 TELEGRAMRU United Kingdom 15->35 37 api.ipify.org 15->37 45 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 19->45 47 May check the online IP address of the machine 19->47 39 64.185.227.155, 443, 49707, 49708 WEBNXUS United States 21->39 41 api.ipify.org 21->41 43 api.ipify.org 23->43 49 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 23->49 51 Tries to steal Mail credentials (via file / registry access) 23->51 53 Tries to harvest and steal browser information (history, passwords, etc) 23->53 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/44700efabdbbe386e2e689d0de94da92133cd2c36effe104ea5e8dc81a87fa5c/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-06-07 09:33:27 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
25 of 37 (67.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=irya56v5xprynyxgrhin5fg2sijtzuwdn376cbhkl2g4qguh7joa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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9d704258d1eb77247613ac40d7846e47862178d827a6759d58a06a687e9f99a8
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a10daa8a6ac61896097f0422b56230101e78d8dae64cc06f68823c1fdba96876
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c261674efa44bd9deebcf6b478ffc330fc97f73b8ca586cc8c79ff6de693bd1c
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d9982a982ec8f835931a321a6610c3e90db3275ce20fa403ad0cfa70a96194ea
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e40f740bc350734172f4ef8a2e68983413d957a9fb048984f1219fb14869870a
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e6071ba2f488f316ab9de2f90837f31053dbbe5aee016f6c7372df78ccfd749e
AgentTesla
+ 313 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/230607-qjx1psbd6z/
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
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot6171107032:AAGnuLkWapUakrcrpegbgibDbN3r0phVBG4/
Unpacked files
SH256 hash:
44700efabdbbe386e2e689d0de94da92133cd2c36effe104ea5e8dc81a87fa5c
MD5 hash:
aec8743883c8342e2836d89cd38f7294
SHA1 hash:
4dd7b5b6130887d528926ae35ef316357a1d6e27
Detections:
PureCrypter_Stage1
Create hunting rule
Link:
https://www.unpac.me/results/c6517a66-bdec-4aaa-bcda-820bf40654bb/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/44700efabdbb/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/44700efabdbbe386e2e689d0de94da92133cd2c36effe104ea5e8dc81a87fa5c

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:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
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

iso 1b80b9d58bb6b3f95abaab07a58e5fbab1d070a3a0c0df2f67ac628c9f7be058

AgentTesla

Executable exe 44700efabdbbe386e2e689d0de94da92133cd2c36effe104ea5e8dc81a87fa5c

(this sample)

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/396483/
  
Dropped by
SHA256 1b80b9d58bb6b3f95abaab07a58e5fbab1d070a3a0c0df2f67ac628c9f7be058
  
Dropped by
MD5 a36881112d9b6cb8abb0ff8fb3c3dbf4

Comments