MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3dc04b3237c4940f5c62206b168a4ca818d930c7da1acb4d24101856b7279d07. 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 2 File information Comments
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SHA256 hash: 3dc04b3237c4940f5c62206b168a4ca818d930c7da1acb4d24101856b7279d07
SHA3-384 hash: da97c8a108945448c6a773a65a2fe26ba9c0767474ca2fc559753443ac777269721fd4f91573ac8579bd1f120e38f73d
SHA1 hash: fc2f3ca652c7f205e62106b819b1e8daa99093d6
MD5 hash: 81b0c0a525643fdab164beac3ac03e2c
humanhash: vermont-august-kentucky-kentucky
File name:Doc_7780_061161pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:41'472 bytes
First seen:2023-05-02 12:16:56 UTC
Last seen:2023-05-13 22:49:53 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'749 x AgentTesla, 19'653 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 768:heD8SC6QSRF/hC0gSWq111111111112tmhN:hewSNRF80+q111111111112i
Threatray 2'510 similar samples on MalwareBazaar
TLSH T1CA132283F3CCBDE6D81A03728B7949F12026BE6945B4853E315BB716657335338A2DCA
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 dcdc888898ac9cb8 (11 x AgentTesla, 1 x Loki, 1 x DarkCloud)
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
sqsendy.shop:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
262
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Doc_7780_061161pdf.exe
Verdict:
Malicious activity
Analysis date:
2023-05-02 12:21:41 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/13fea56c-4927-4ee8-b0e5-72b3e2a6c080

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/386120/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.66781198.23006.22835.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% subdirectories
Creating a file
Searching for synchronization primitives
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a window
Enabling the 'hidden' option for files in the %temp% directory
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6450ff42463eacbc57db735e/reports/44532e20-4785-4b1d-b563-a6d3e53d17c9/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/3dc04b3237c4940f5c62206b168a4ca818d930c7da1acb4d24101856b7279d07
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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bc5d5299-33ba-49e2-a83b-3e67f8466cb9
Result
Threat name:
AgentTesla, Clipboard Hijacker
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1224654
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for dropped file
Encrypted powershell cmdline option found
Found malware configuration
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)
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Clipboard Hijacker
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 857618 Sample: Doc_7780_061161pdf.exe Startdate: 02/05/2023 Architecture: WINDOWS Score: 100 81 Found malware configuration 2->81 83 Multi AV Scanner detection for submitted file 2->83 85 Yara detected Clipboard Hijacker 2->85 87 6 other signatures 2->87 7 Doc_7780_061161pdf.exe 16 7 2->7         started        12 Mougblzpjmi.exe 14 4 2->12         started        14 Mougblzpjmi.exe 2->14         started        process3 dnsIp4 67 192.236.192.61, 49698, 49703, 49704 HOSTWINDSUS United States 7->67 61 C:\Users\user\AppData\...\Mougblzpjmi.exe, PE32 7->61 dropped 63 C:\Users\...\Mougblzpjmi.exe:Zone.Identifier, ASCII 7->63 dropped 65 C:\Users\user\...\Doc_7780_061161pdf.exe.log, ASCII 7->65 dropped 89 Encrypted powershell cmdline option found 7->89 91 Writes to foreign memory regions 7->91 93 Allocates memory in foreign processes 7->93 16 InstallUtil.exe 5 7->16         started        19 powershell.exe 14 7->19         started        95 Multi AV Scanner detection for dropped file 12->95 97 Machine Learning detection for dropped file 12->97 99 Injects a PE file into a foreign processes 12->99 21 InstallUtil.exe 12->21         started        23 powershell.exe 12->23         started        25 InstallUtil.exe 14->25         started        27 powershell.exe 14->27         started        file5 signatures6 process7 file8 49 C:\Users\user\AppData\...\FB_AA84.tmp.exe, PE32 16->49 dropped 51 C:\Users\user\AppData\...\FB_A7F2.tmp.exe, PE32 16->51 dropped 29 FB_A7F2.tmp.exe 14 2 16->29         started        33 FB_AA84.tmp.exe 7 16->33         started        35 conhost.exe 19->35         started        53 C:\Users\user\AppData\...\FB_8B2F.tmp.exe, PE32 21->53 dropped 55 C:\Users\user\AppData\...\FB_8969.tmp.exe, PE32 21->55 dropped 37 FB_8969.tmp.exe 21->37         started        39 FB_8B2F.tmp.exe 21->39         started        41 conhost.exe 23->41         started        57 C:\Users\user\AppData\...\FB_C47F.tmp.exe, PE32 25->57 dropped 59 C:\Users\user\AppData\...\FB_C1EE.tmp.exe, PE32 25->59 dropped 43 FB_C1EE.tmp.exe 25->43         started        45 FB_C47F.tmp.exe 25->45         started        47 conhost.exe 27->47         started        process9 dnsIp10 69 sqsendy.shop 63.250.35.178, 49702, 49707, 49708 NAMECHEAP-NETUS United States 29->69 71 api4.ipify.org 173.231.16.77, 443, 49701, 49706 WEBNXUS United States 29->71 73 api.ipify.org 29->73 101 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 29->101 103 May check the online IP address of the machine 29->103 105 Tries to steal Mail credentials (via file / registry access) 29->105 75 64.185.227.155, 443, 49705 WEBNXUS United States 37->75 77 api.ipify.org 37->77 107 Machine Learning detection for dropped file 37->107 79 api.ipify.org 43->79 109 Antivirus detection for dropped file 43->109 111 Multi AV Scanner detection for dropped file 43->111 113 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 43->113 115 Tries to harvest and steal browser information (history, passwords, etc) 43->115 signatures11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3dc04b3237c4940f5c62206b168a4ca818d930c7da1acb4d24101856b7279d07/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-05-01 05:30:27 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hxaewmrxyska6xdcebvrncsmvamnsmgh3inmwtjecamfnnzhtudq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 2'500 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/230502-pf2daaba45/
Behaviour
Suspicious behavior: EnumeratesProcesses
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
Checks computer location settings
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:
3dc04b3237c4940f5c62206b168a4ca818d930c7da1acb4d24101856b7279d07
MD5 hash:
81b0c0a525643fdab164beac3ac03e2c
SHA1 hash:
fc2f3ca652c7f205e62106b819b1e8daa99093d6
Link:
https://www.unpac.me/results/221591a6-c2cb-4ddb-a5c6-ea9108e63679/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3dc04b3237c4/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:pe_imphash
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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 3dc04b3237c4940f5c62206b168a4ca818d930c7da1acb4d24101856b7279d07

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/386120/

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