MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 13c3ad57b61a17e9d74b55b206b0c7687bee51ff215a6b736b4bc3d323ecffa4. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
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SHA256 hash: 13c3ad57b61a17e9d74b55b206b0c7687bee51ff215a6b736b4bc3d323ecffa4
SHA3-384 hash: 209786345c21b938e6323565559d4b3575db866c05a020e5e3c96bda23d95aaad22d3c1f05442be23c33b37dceee0e93
SHA1 hash: 9c6f22bd7f40bf6c700ec764ad0a6561b7dd8eb2
MD5 hash: 1bbf95cc599d24505901d46f32d9881c
humanhash: leopard-illinois-hamper-one
File name:PO-6436.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:539'136 bytes
First seen:2022-05-30 08:40:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:62iN8wkwMA/TeMQ9OAtvPNY2fzSUfE/YEE66bFhPRP:61WwJMCiM5Cv1YQuUfoYL6i
Threatray 16'958 similar samples on MalwareBazaar
TLSH T1DAB41250A78E9372DE383B709931895013BBBDDAE261E586AF8077C976B3F412161F43
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b0b0b0b0a0b0b08e (10 x SnakeKeylogger, 1 x OskiStealer, 1 x AgentTesla)
Reporter pr0xylife
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
285
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO-6436.exe
Verdict:
Malicious activity
Analysis date:
2022-05-30 08:44:24 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/d039c5ca-ccb5-43b0-a28e-c564c3052e16

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/275415/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Unauthorized injection to a recently created process
Creating a file
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Sending an HTTP GET request
Сreating synchronization primitives
DNS request
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6294835c3ec49f83a6da5d70/reports/ad96d2a6-a3be-4819-bd99-6c7f7429499e/overview
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/6b3ea83e-971e-4a48-85ef-ec9295e033d7
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1003576
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Drops PE files to the startup folder
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects files into Windows application
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Powershell drops PE 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)
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
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 Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 636070 Sample: PO-6436.exe Startdate: 30/05/2022 Architecture: WINDOWS Score: 100 60 Snort IDS alert for network traffic 2->60 62 Found malware configuration 2->62 64 Malicious sample detected (through community Yara rule) 2->64 66 11 other signatures 2->66 7 PO-6436.exe 3 2->7         started        11 Notepad.exe 2->11         started        13 Notepad.exe 3 2->13         started        15 Notepad.exe 2 2->15         started        process3 file4 54 C:\Users\user\AppData\...\PO-6436.exe.log, ASCII 7->54 dropped 84 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->84 86 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->86 88 Bypasses PowerShell execution policy 7->88 17 PO-6436.exe 17 5 7->17         started        22 powershell.exe 13 7->22         started        90 Injects files into Windows application 11->90 24 Notepad.exe 11->24         started        26 powershell.exe 11->26         started        92 Multi AV Scanner detection for dropped file 13->92 94 Machine Learning detection for dropped file 13->94 28 Notepad.exe 13->28         started        30 powershell.exe 14 13->30         started        32 Notepad.exe 15->32         started        34 powershell.exe 15->34         started        36 Notepad.exe 15->36         started        signatures5 process6 dnsIp7 56 ftp.adesgroup.co 68.65.122.101, 12066, 12103, 21 NAMECHEAP-NETUS United States 17->56 58 192.168.2.1 unknown unknown 17->58 46 C:\Users\user\AppData\Roaming\...46otepad.exe, PE32 17->46 dropped 48 C:\Users\user\...48otepad.exe:Zone.Identifier, ASCII 17->48 dropped 68 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->68 50 C:\Users\user\AppData\Roaming\...50otepad.exe, PE32 22->50 dropped 52 C:\Users\user\...52otepad.exe:Zone.Identifier, ASCII 22->52 dropped 70 Drops PE files to the startup folder 22->70 72 Powershell drops PE file 22->72 38 conhost.exe 22->38         started        74 System process connects to network (likely due to code injection or exploit) 24->74 76 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->76 78 Tries to steal Mail credentials (via file / registry access) 24->78 82 2 other signatures 24->82 40 conhost.exe 26->40         started        80 Injects files into Windows application 28->80 42 conhost.exe 30->42         started        44 conhost.exe 34->44         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/13c3ad57b61a17e9d74b55b206b0c7687bee51ff215a6b736b4bc3d323ecffa4/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-30 08:41:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cpb22v5wdil6tv2lkwzanmghnb564up7efngw43ljpb5gi7m76sa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
09e805792395ef2266dd0788b73ce8c2550f71e31dec65853bcbfb6c4b1bc52a
AgentTesla
3396abe1bfc811d184237b9804385c945721da04e83f08054d9aeb772016df90
AgentTesla
973cdd2632a42ff8596a6c4f6c84e4fa5a8483cd7afbd55f36a529df419a3739
AgentTesla
f6ee3f2d96721f8e580148916f60f405714e7b3e26e1c858dc31222cc53ca9ee
AgentTesla
+ 16'948 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer suricata trojan
Link:
https://tria.ge/reports/220530-klez1sfgh4/
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
Drops startup file
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
suricata: ET MALWARE AgentTesla Exfil via FTP
Unpacked files
SH256 hash:
97024f17003dd3d31dab64c4d1b8251e50d428644eb59ed3692ad79ce42019cf
MD5 hash:
8cd28be4bd9a1404c6d3600db32b3ed1
SHA1 hash:
fb90b0ca51118e771390d58b19d0a404ee14cfbc
Link:
https://www.unpac.me/results/8e697ec1-9ea6-4ec1-a52b-fce19d3da14f/
SH256 hash:
b0e7e3ce319f10588fbf385c43f1634abe67c5891b9bdc9aa793777b83224854
MD5 hash:
5911147a976a6960b13874889e718478
SHA1 hash:
5b62ade334d4c97d05a2b4b2ed1dda218b8783b3
Link:
https://www.unpac.me/results/8e697ec1-9ea6-4ec1-a52b-fce19d3da14f/
SH256 hash:
73ee43bc7a1730b363f10d6481058b8979cebebc8abe591095c3efae2ab4722f
MD5 hash:
4cbf8e3269ce2b31fcbd9f737baf0ef7
SHA1 hash:
22aa086afd178d8f14ab29ec3104d7787524aeba
Link:
https://www.unpac.me/results/8e697ec1-9ea6-4ec1-a52b-fce19d3da14f/
SH256 hash:
13c3ad57b61a17e9d74b55b206b0c7687bee51ff215a6b736b4bc3d323ecffa4
MD5 hash:
1bbf95cc599d24505901d46f32d9881c
SHA1 hash:
9c6f22bd7f40bf6c700ec764ad0a6561b7dd8eb2
Link:
https://www.unpac.me/results/8e697ec1-9ea6-4ec1-a52b-fce19d3da14f/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/13c3ad57b61a17e9d74b55b206b0c7687bee51ff215a6b736b4bc3d323ecffa4

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:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
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.

Cape
Cape
https://www.capesandbox.com/analysis/275415/

Comments