MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 251abc34a41e32fbd9a14a8bd4898270aa248c66ce1cde96673eed6d8c2c4980. 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 13 File information Comments
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SHA256 hash: 251abc34a41e32fbd9a14a8bd4898270aa248c66ce1cde96673eed6d8c2c4980
SHA3-384 hash: 0079e8cb7e47197471b3effb264690d2cf5ed3f70788e6fd99b8ef8ebfa4725dbb8e0110f261ddd6ed099e465ba5a993
SHA1 hash: 645908165e66e075aa491b73e9754ccc690378f5
MD5 hash: d4c34b180ce3daa302737b6253b1850e
humanhash: shade-black-zebra-pizza
File name:SecuriteInfo.com.Trojan.Inject4.59820.24252.17326
Download: download sample
Signature AgentTesla
Create hunting rule
File size:647'168 bytes
First seen:2023-11-06 18:16:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:thWnIb1wkEwN8A1/l76qrV1Zngxp9b0BQeZKfuyx75qwi:yIb93G4N75rDmxrbf
TLSH T1B5D4022323D9CB52C24B1576D0639DE4C374BC8FE461E27958A97C8BA071FBB0E02B65
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 e0e69a82a29a82a0 (21 x AgentTesla, 6 x Formbook, 1 x Loki)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
340
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
dfef8eb1a31d92d3d1382a6ee9d71371.eml
Verdict:
Malicious activity
Analysis date:
2023-11-06 03:44:26 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/6217ce1e-0f27-4296-874f-1949d4d8fb65

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.Inject4.59820.24252.17326.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 file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/65492da32546bd423f121fe8/reports/fb6d8b0b-aa92-4b29-ba48-8db3b5cb3306/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/251abc34a41e32fbd9a14a8bd4898270aa248c66ce1cde96673eed6d8c2c4980
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/9b56f567-3937-4adf-ab68-782b3f0caf20
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1337830
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
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)
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
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1337830 Sample: SecuriteInfo.com.Trojan.Inj... Startdate: 06/11/2023 Architecture: WINDOWS Score: 100 57 strictfacilityservices.com 2->57 59 mail.strictfacilityservices.com 2->59 63 Snort IDS alert for network traffic 2->63 65 Found malware configuration 2->65 67 Malicious sample detected (through community Yara rule) 2->67 69 9 other signatures 2->69 8 SecuriteInfo.com.Trojan.Inject4.59820.24252.17326.exe 7 2->8         started        12 EeDyrEA.exe 5 2->12         started        14 Micosoft Excel 2023.exe 2->14         started        16 Micosoft Excel 2023.exe 2->16         started        signatures3 process4 file5 53 C:\Users\user\AppData\RoamingeDyrEA.exe, PE32 8->53 dropped 55 C:\Users\user\AppData\Local\...\tmp3888.tmp, XML 8->55 dropped 79 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->79 81 Uses schtasks.exe or at.exe to add and modify task schedules 8->81 83 Adds a directory exclusion to Windows Defender 8->83 18 SecuriteInfo.com.Trojan.Inject4.59820.24252.17326.exe 1 5 8->18         started        23 powershell.exe 23 8->23         started        37 3 other processes 8->37 85 Multi AV Scanner detection for dropped file 12->85 25 EeDyrEA.exe 4 12->25         started        27 schtasks.exe 1 12->27         started        87 Injects a PE file into a foreign processes 14->87 29 Micosoft Excel 2023.exe 14->29         started        31 schtasks.exe 14->31         started        33 Micosoft Excel 2023.exe 16->33         started        35 schtasks.exe 16->35         started        signatures6 process7 dnsIp8 61 strictfacilityservices.com 111.118.212.38, 49708, 49709, 49717 PUBLIC-DOMAIN-REGISTRYUS India 18->61 49 C:\Users\user\...\Micosoft Excel 2023.exe, PE32 18->49 dropped 51 Micosoft Excel 2023.exe:Zone.Identifier, ASCII 18->51 dropped 71 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->71 73 Tries to steal Mail credentials (via file / registry access) 18->73 75 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->75 39 conhost.exe 23->39         started        41 conhost.exe 27->41         started        43 conhost.exe 31->43         started        77 Tries to harvest and steal browser information (history, passwords, etc) 33->77 45 conhost.exe 35->45         started        47 conhost.exe 37->47         started        file9 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/251abc34a41e32fbd9a14a8bd4898270aa248c66ce1cde96673eed6d8c2c4980
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/251abc34a41e32fbd9a14a8bd4898270aa248c66ce1cde96673eed6d8c2c4980/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-11-06 01:10:44 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
12 of 38 (31.58%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=eunlynfedyzpxwnbjkf5jcmcocvcjddgzyon5fthh3ww3dbmjgaa._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/231106-ww16sacg7w/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
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:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/b157fff4-8d27-42b0-a608-ea5dc8701d5e/
SH256 hash:
8941a368bd42557eab616d635e6d58d01b78523872ec27ea641174db06c09e80
MD5 hash:
53f8bf594c88dd60a52a44694a552b3d
SHA1 hash:
6f0f464e29966603b513640c5795b6bbee6a6da5
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Link:
https://www.unpac.me/results/b157fff4-8d27-42b0-a608-ea5dc8701d5e/
Parent samples :
251abc34a41e32fbd9a14a8bd4898270aa248c66ce1cde96673eed6d8c2c4980
62f110e6069b3d5860ba51cad3f0a0ad8ef97cc6d5c3f461119236667599eb39
SH256 hash:
46b16dc48c10319bcfd5ebc89d1f1c60ad88ce37c8f305c50c29b0023adf22cd
MD5 hash:
c636439970e0b5c6684b6aff89d87b2a
SHA1 hash:
5b1b8f03b87f82d29a48f35ec2181f1b27c962f7
Link:
https://www.unpac.me/results/b157fff4-8d27-42b0-a608-ea5dc8701d5e/
SH256 hash:
bfef9eac82e53e8d63bcb3b3022880eaf8f22cbbc6c69f3782b59c438f649f12
MD5 hash:
ddf81912128dd196140e9be656c3a212
SHA1 hash:
51221baf7115f7f2de03cd00b8b25cfde9241a35
Link:
https://www.unpac.me/results/b157fff4-8d27-42b0-a608-ea5dc8701d5e/
SH256 hash:
251abc34a41e32fbd9a14a8bd4898270aa248c66ce1cde96673eed6d8c2c4980
MD5 hash:
d4c34b180ce3daa302737b6253b1850e
SHA1 hash:
645908165e66e075aa491b73e9754ccc690378f5
Link:
https://www.unpac.me/results/b157fff4-8d27-42b0-a608-ea5dc8701d5e/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/251abc34a41e/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/251abc34a41e32fbd9a14a8bd4898270aa248c66ce1cde96673eed6d8c2c4980

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:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
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.

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