MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6ea9487e21886040241d4e5b671d16e2bb477dbfb16f923d3b8a0377ca1617e. 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 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b6ea9487e21886040241d4e5b671d16e2bb477dbfb16f923d3b8a0377ca1617e
SHA3-384 hash: e0bcd9be2a24277422bb6bcfda79185c13259df9508b34e3b2453eef4e5891a1e5efff7b9dc32baf0a1214903e56b719
SHA1 hash: 8cb20ae47e9beaf5e0cba4727392e505ceeb9538
MD5 hash: 3bf20a33f9c08a097ab43adca71d491e
humanhash: earth-artist-alpha-emma
File name:SOA pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'058'304 bytes
First seen:2023-11-10 20:55:46 UTC
Last seen:2023-11-11 07:31:10 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 24576:05eiQEkKYJKf4sD/p4Irl+oSSMbcijrj:0RK9JbcCe+oSSMtXj
TLSH T10E359D382AAD1627D179DFA58FC58027F2E0E5AB3161DD7998D303EA4342B42E5C163F
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)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
318
Origin country :
US US
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SOA pdf.exe
Verdict:
Malicious activity
Analysis date:
2023-11-10 20:57:57 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/ea9eff46-b311-43f6-a072-a19b6f050407

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.Inject4.59820.19718.11770.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/654e98e3b50c9557592176b7/reports/0496ef21-f257-4934-9de5-a6196b7ecdc1/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/b6ea9487e21886040241d4e5b671d16e2bb477dbfb16f923d3b8a0377ca1617e
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/9ff5925e-de68-458c-8e40-3ef56532835c
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1340897
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
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
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1340897 Sample: SOA_pdf.exe Startdate: 10/11/2023 Architecture: WINDOWS Score: 100 51 mail.vpindustries.co.in 2->51 55 Snort IDS alert for network traffic 2->55 57 Found malware configuration 2->57 59 Antivirus / Scanner detection for submitted sample 2->59 61 9 other signatures 2->61 8 SOA_pdf.exe 7 2->8         started        12 zfubAyeIoP.exe 5 2->12         started        14 RdYoK.exe 2->14         started        16 RdYoK.exe 2->16         started        signatures3 process4 file5 47 C:\Users\user\AppData\...\zfubAyeIoP.exe, PE32 8->47 dropped 49 C:\Users\user\AppData\Local\...\tmpDFA8.tmp, XML 8->49 dropped 73 Uses schtasks.exe or at.exe to add and modify task schedules 8->73 75 Adds a directory exclusion to Windows Defender 8->75 18 RegSvcs.exe 1 4 8->18         started        23 RegSvcs.exe 8->23         started        25 powershell.exe 23 8->25         started        35 2 other processes 8->35 77 Antivirus detection for dropped file 12->77 79 Multi AV Scanner detection for dropped file 12->79 27 RegSvcs.exe 12->27         started        29 schtasks.exe 12->29         started        31 conhost.exe 14->31         started        33 conhost.exe 16->33         started        signatures6 process7 dnsIp8 53 mail.vpindustries.co.in 103.53.42.223, 49734, 49735, 587 PUBLIC-DOMAIN-REGISTRYUS India 18->53 45 C:\Users\user\AppData\Roaming\...\RdYoK.exe, PE32 18->45 dropped 63 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->63 65 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 23->65 37 conhost.exe 25->37         started        67 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 27->67 69 Tries to steal Mail credentials (via file / registry access) 27->69 71 Tries to harvest and steal browser information (history, passwords, etc) 27->71 39 conhost.exe 29->39         started        41 conhost.exe 35->41         started        43 conhost.exe 35->43         started        file9 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b6ea9487e21886040241d4e5b671d16e2bb477dbfb16f923d3b8a0377ca1617e
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b6ea9487e21886040241d4e5b671d16e2bb477dbfb16f923d3b8a0377ca1617e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-11-10 17:23:31 UTC
File Type:
PE (.Net Exe)
Extracted files:
36
AV detection:
25 of 37 (67.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=w3vjjb7cdcdaiasb2ts3m4ornyv3i5637mlpsi6txcqdo7fbmf7a._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/231110-zqz83sec3v/
Behaviour
Creates scheduled task(s)
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
Checks computer location settings
AgentTesla
Unpacked files
SH256 hash:
303cf7e8d0d6ebf318a93ff18466dddd4b88bcc0517c935b2f8c5c47bf7b1337
MD5 hash:
cee9cde91fe57f19cc5c08cb0425f4a7
SHA1 hash:
e0158b682711aa20d4e3686fdb8b5ac0dfa13ccb
Link:
https://www.unpac.me/results/73136f43-f9ec-48bf-8873-2757484a3dcc/
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/73136f43-f9ec-48bf-8873-2757484a3dcc/
SH256 hash:
342a1c58735a0b7bb5c43d41465821e9747f5c11b708cf9712511af475d18d07
MD5 hash:
8271d8ed028778b0b560add4bb06487e
SHA1 hash:
a8cbe68147eda020cbd5b5e03cc0ca545ddaf638
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/73136f43-f9ec-48bf-8873-2757484a3dcc/
Parent samples :
4ff573964a3b3fba89ec2d51aae4f3803b5aa614e56bbe9d91ba62f48413df6c
cf5076ce2ae1cbfb94993dbfb3f5f2c9c488fda02aa30da75693645a214b6459
0f350d7a72e30d6fa7234e953e127b426ffabb6960446a90a53d6c0dd6392138
832d1e7aff9cc3600ec1c6deb39c571184e02cb5aea81538d91b4e9a805ea58f
b1b51101740c9c69a80633b946d8666c30078a9ae856ff54c82042de110db8d5
57484231b68bfb5c3047448ba2020d2f683e22f9d86f31bb9e8a610567cb118c
74ed95be55a4a93e63882531daf9df44c58290144e0508c8375218bc45b43f29
945511638e7949c4f2a374a42158fe18091c89ed4b69a706494325f3667c89b9
b6ea9487e21886040241d4e5b671d16e2bb477dbfb16f923d3b8a0377ca1617e
73a225250c2ccdff194478cd7d7aa96a04b314c6fbdf105183198548a0f93684
SH256 hash:
bfef9eac82e53e8d63bcb3b3022880eaf8f22cbbc6c69f3782b59c438f649f12
MD5 hash:
ddf81912128dd196140e9be656c3a212
SHA1 hash:
51221baf7115f7f2de03cd00b8b25cfde9241a35
Link:
https://www.unpac.me/results/73136f43-f9ec-48bf-8873-2757484a3dcc/
SH256 hash:
f1fde290308e059b0b5578987e786bbfd26c56031e696727878cd62893403871
MD5 hash:
df956b6726fabbf345e5ff486c3e28a2
SHA1 hash:
160a7249294c2813e00d34aa24a3ab51536f955e
Link:
https://www.unpac.me/results/73136f43-f9ec-48bf-8873-2757484a3dcc/
SH256 hash:
b6ea9487e21886040241d4e5b671d16e2bb477dbfb16f923d3b8a0377ca1617e
MD5 hash:
3bf20a33f9c08a097ab43adca71d491e
SHA1 hash:
8cb20ae47e9beaf5e0cba4727392e505ceeb9538
Link:
https://www.unpac.me/results/73136f43-f9ec-48bf-8873-2757484a3dcc/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b6ea9487e218/report/overview.html
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/b6ea9487e21886040241d4e5b671d16e2bb477dbfb16f923d3b8a0377ca1617e

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTeslaV4
Create hunting rule
Author:kevoreilly
Description:AgentTesla Payload
Rule name:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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

rar ff15b6da5a65596c37f18672a58b12ba7cc30fd7246f7155eecd877b69c8734e

AgentTesla

Executable exe b6ea9487e21886040241d4e5b671d16e2bb477dbfb16f923d3b8a0377ca1617e

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 ff15b6da5a65596c37f18672a58b12ba7cc30fd7246f7155eecd877b69c8734e
  
Dropped by
MD5 307403fd6e691db4e8ae454a559d521f

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