MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 844bdf20203cb5e6997b2af00ef677769a8e931b5ad2ef09c222d40e3cec0506. 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: 18


Intelligence 18 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 844bdf20203cb5e6997b2af00ef677769a8e931b5ad2ef09c222d40e3cec0506
SHA3-384 hash: c122cbfab7d4ab427449226ca075665033c9e117ca3e77507c8efa9da8be6ee2f82c1ce2fb4e899cc0223ef0ef88cb5d
SHA1 hash: 1f754e76068e92b33b50fbb499327c9375c30189
MD5 hash: f173bf19d39698776d0207767f95f43d
humanhash: magazine-september-west-utah
File name:844bdf20203cb5e6997b2af00ef677769a8e931b5ad2ef09c222d40e3cec0506
Download: download sample
Signature AgentTesla
Create hunting rule
File size:169'472 bytes
First seen:2023-06-26 08:01:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'654 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 3072:0UX/9PG6g7JIH166iejAb3PYSMzR1VcsJjohSPf:0UMJ066PATNkJM
Threatray 4'066 similar samples on MalwareBazaar
TLSH T14AF329689285CDD2F3ED4074D8B11148C6B29143DE5BE76D0DB1A8FA3F46387371B8A6
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
278
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
844bdf20203cb5e6997b2af00ef677769a8e931b5ad2ef09c222d40e3cec0506
Verdict:
Malicious activity
Analysis date:
2023-06-26 08:10:38 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/dda63e08-68e8-44c6-8e58-1eebad63122e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/402802/
Detection(s):
Win.Packed.Generic-10003641-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Creating a window
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:
hacktool lolbin packed
Link:
https://www.filescan.io/uploads/649945fdaa4a3df2d5216b9a/reports/0de688e9-6d94-495a-9d84-c263a9691534/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/844bdf20203cb5e6997b2af00ef677769a8e931b5ad2ef09c222d40e3cec0506
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/5cf8e41a-d4ab-427b-98bb-1394fe6d19b5
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1261346
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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)
Sample uses string decryption to hide its real strings
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: 894364 Sample: w7ph9aCzO3.exe Startdate: 26/06/2023 Architecture: WINDOWS Score: 100 32 Found malware configuration 2->32 34 Antivirus detection for dropped file 2->34 36 Antivirus / Scanner detection for submitted sample 2->36 38 8 other signatures 2->38 5 w7ph9aCzO3.exe 17 5 2->5         started        10 My App.exe 2 2->10         started        12 My App.exe 14 2 2->12         started        process3 dnsIp4 18 api4.ipify.org 64.185.227.155, 443, 49701, 49703 WEBNXUS United States 5->18 20 smtp.gmail.com 142.250.102.109, 25, 49702 GOOGLEUS United States 5->20 22 api.ipify.org 5->22 14 C:\Users\user\AppData\Roaming\...\My App.exe, PE32 5->14 dropped 16 C:\Users\user\...\My App.exe:Zone.Identifier, ASCII 5->16 dropped 40 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 5->40 42 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 5->42 44 May check the online IP address of the machine 5->44 46 Hides that the sample has been downloaded from the Internet (zone.identifier) 5->46 24 api.ipify.org 10->24 48 Tries to steal Mail credentials (via file / registry access) 10->48 50 Tries to harvest and steal browser information (history, passwords, etc) 10->50 26 142.250.102.108, 25, 49704, 49706 GOOGLEUS United States 12->26 28 192.168.2.1 unknown unknown 12->28 30 api.ipify.org 12->30 file5 signatures6
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/844bdf20203cb5e6997b2af00ef677769a8e931b5ad2ef09c222d40e3cec0506/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-06-26 08:02:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qrf56ibahs26ngl3flya55txo2ni5ey3lljo6cocelka4phmauda._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
07f01993306030d708dc2b5b42d4a6aef41c0c2f597aca066138689a6722a25d
AgentTesla
158d9c5a8c7290c638708e4843cb732e395c1ef4d782e1425220cb54467f27dd
AgentTesla
53e3d39344aaef29d4097afea0710880323fa0da1b6e525082a0bc26465db0a8
AgentTesla
6ff0433a9bb7d6a3a7dd345dbf1c12850ec13d3e72898815ed595c9605752dbe
AgentTesla
73548862188e8c725343fd2453085ea5e8ad1b78649ac1d6d0e7df9bf308f8ce
AgentTesla
8921ed257002d7a54fe4e22f1192cfc11a0d1f15270619361aefa96164a992eb
AgentTesla
ef30052ac363410d23b70490792ef58d8cb48be9803141003bd5b732ae2d4a31
AgentTesla
+ 4'056 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/230626-jw4wfshh5x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
outlook_office_path
outlook_win_path
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:
844bdf20203cb5e6997b2af00ef677769a8e931b5ad2ef09c222d40e3cec0506
MD5 hash:
f173bf19d39698776d0207767f95f43d
SHA1 hash:
1f754e76068e92b33b50fbb499327c9375c30189
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/2e62ac80-7e75-40f5-81bb-168aaf66acde/
Parent samples :
53e3d39344aaef29d4097afea0710880323fa0da1b6e525082a0bc26465db0a8
844bdf20203cb5e6997b2af00ef677769a8e931b5ad2ef09c222d40e3cec0506
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/844bdf20203c/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/844bdf20203cb5e6997b2af00ef677769a8e931b5ad2ef09c222d40e3cec0506

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

Executable exe 844bdf20203cb5e6997b2af00ef677769a8e931b5ad2ef09c222d40e3cec0506

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/402802/

Comments