MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6ecf0da45be85e0af57e9c74de09ececa8240f1c9ab48066c0f34ce18c4a7fab. 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 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6ecf0da45be85e0af57e9c74de09ececa8240f1c9ab48066c0f34ce18c4a7fab
SHA3-384 hash: 720cfad1d5b7c8714efe27d1e9cfe6aa7d9fe9edc37c054a302a7e00a933020c1a85adc68fa2f21f95201314eaef6366
SHA1 hash: d9eb02f212dbb4c8f93d56533a806551546a535a
MD5 hash: 0a88ee819bfdcffac9429d1476667b23
humanhash: violet-purple-grey-mirror
File name:2023000000025 scan_Fiyat Teklif - 10523 2023935164- BUET 0%01%..exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:658'944 bytes
First seen:2024-02-16 12:23:42 UTC
Last seen:2024-02-16 14:27:57 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:0WEhssgdksE8quzpYhhxn1dOupNJlXQB39XnRv9LXl1HmbncOf/:xEhVgdkzVuzpudV29XnRFl1unr
TLSH T180E412043625DB25C468A3F4E66480F613FA3D19F072D2AB5FC57ECB7AB1B528642B13
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) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 084c8c0b59591e4c (3 x AgentTesla, 1 x Loki)
Reporter abuse_ch
Tags:AgentTesla exe geo TUR

Intelligence

File Origin
# of uploads :
2
# of downloads :
304
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
6ecf0da45be85e0af57e9c74de09ececa8240f1c9ab48066c0f34ce18c4a7fab.exe
Verdict:
Malicious activity
Analysis date:
2024-02-16 12:50:06 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/a635c593-ca11-425c-b71a-7cea2fe1f602

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/476473/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Setting a keyboard event handler
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Adding an exclusion to Microsoft Defender
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/65cf53eb22703c34919ea205/reports/50385a37-601f-4c41-89ab-0bce0796a6c9/overview
Verdict:
Malicious
Labled as:
MSILHeracles.Generic
Link:
https://www.hybrid-analysis.com/sample/6ecf0da45be85e0af57e9c74de09ececa8240f1c9ab48066c0f34ce18c4a7fab
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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/6cc7c202-8678-452e-a54e-25cd9322c4fb
Result
Threat name:
AgentTesla, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1393437
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.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
Installs a global keyboard hook
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
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: Powershell Base64 Encoded MpPreference Cmdlet
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1393437 Sample: 2023000000025 scan_Fiyat Te... Startdate: 16/02/2024 Architecture: WINDOWS Score: 100 32 mail.okn-makina.com 2->32 46 Snort IDS alert for network traffic 2->46 48 Found malware configuration 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 13 other signatures 2->52 8 2023000000025 scan_Fiyat Teklif - 10523 2023935164- BUET 0%01%..exe 4 2->8         started        11 ctsdvwT.exe 3 2->11         started        13 ctsdvwT.exe 2 2->13         started        signatures3 process4 signatures5 54 Adds a directory exclusion to Windows Defender 8->54 15 2023000000025 scan_Fiyat Teklif - 10523 2023935164- BUET 0%01%..exe 1 5 8->15         started        20 powershell.exe 23 8->20         started        56 Multi AV Scanner detection for dropped file 11->56 58 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->58 60 Machine Learning detection for dropped file 11->60 22 ctsdvwT.exe 2 11->22         started        62 Injects a PE file into a foreign processes 13->62 24 ctsdvwT.exe 13->24         started        process6 dnsIp7 34 mail.okn-makina.com 85.95.231.46, 49714, 49715, 587 EUROTA-ASNEUROTAINTERNETSERVICESLTDTR Turkey 15->34 28 C:\Users\user\AppData\Roaming\...\ctsdvwT.exe, PE32 15->28 dropped 30 C:\Users\user\...\ctsdvwT.exe:Zone.Identifier, ASCII 15->30 dropped 36 Tries to steal Mail credentials (via file / registry access) 15->36 38 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->38 40 Installs a global keyboard hook 15->40 42 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 20->42 26 conhost.exe 20->26         started        44 Tries to harvest and steal browser information (history, passwords, etc) 24->44 file8 signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6ecf0da45be85e0af57e9c74de09ececa8240f1c9ab48066c0f34ce18c4a7fab
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6ecf0da45be85e0af57e9c74de09ececa8240f1c9ab48066c0f34ce18c4a7fab/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-02-16 12:24:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
18 of 24 (75.00%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=n3hq3jc35bpav5l6tr2n4cpm5sucidy4tk2iazwa6ngoddckp6vq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/240216-pk3rxabc32/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
085770560d9f0035a2416ea0f5375a9456221236796f4e5346bad61e956598d8
MD5 hash:
ca2f9695aa16063d24b5f2e9e303c60e
SHA1 hash:
f5039baace7a48a2e98aa295ab4428a97d85abc2
Detections:
INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Link:
https://www.unpac.me/results/4b54a195-6424-442e-8df6-7c3bd405bc2a/
Parent samples :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 hash:
40908209d3f3f61056c113e2dd9e15330d30608a2f8384085577d245b34f02ef
MD5 hash:
0d925e03310bb5160cc6738bfd5ede0f
SHA1 hash:
df1204f4f8f7374d2a6a490f01a16eb2f3d8814b
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/4b54a195-6424-442e-8df6-7c3bd405bc2a/
Parent samples :
6ecf0da45be85e0af57e9c74de09ececa8240f1c9ab48066c0f34ce18c4a7fab
66159f77314dcd6e03d8bf7274ee92313ef42d5e8a40ab7fc26495dd871e7105
0101e4877a01808c4c44a9f3b7859907629dbdbd15cdf012647d474eed5fe53f
15cba0698df52b0c45e7fe358fa293e8c17d8ffea68f061b62a17b478c4ffbd0
e13dca26aaed3f8be612ce23343fad1266f7e019bdc423bda3493c447d03e7f8
1938cf3166e3504fed02fca89a1279ea08e4399539bd0a1f5b711711c65eccab
ff2f0f91ad490a40471063e0d41f955d29b24b9387b473e4248cced15faa4730
SH256 hash:
9032d9a50133abc95bee2d07242be8b009028e0144501b052ae0e7c27d52ed50
MD5 hash:
1e688723e998e8790cf32c7474292963
SHA1 hash:
d326976a8d8c55dff0e3b4cf6a3edec5e51b6b8c
Link:
https://www.unpac.me/results/4b54a195-6424-442e-8df6-7c3bd405bc2a/
SH256 hash:
cf4fc8416e6302168b5a8ccd08e7e4e0f7e2fb8e7002f92318e9c6c28658643e
MD5 hash:
797c780236301fa3931b4075c77d7f94
SHA1 hash:
8ef2c23d363cb8c50414647506ea5afb18f4bf59
Link:
https://www.unpac.me/results/4b54a195-6424-442e-8df6-7c3bd405bc2a/
SH256 hash:
6ecf0da45be85e0af57e9c74de09ececa8240f1c9ab48066c0f34ce18c4a7fab
MD5 hash:
0a88ee819bfdcffac9429d1476667b23
SHA1 hash:
d9eb02f212dbb4c8f93d56533a806551546a535a
Link:
https://www.unpac.me/results/4b54a195-6424-442e-8df6-7c3bd405bc2a/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6ecf0da45be8/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/6ecf0da45be85e0af57e9c74de09ececa8240f1c9ab48066c0f34ce18c4a7fab

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: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: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: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
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Create hunting rule
Author:Elastic Security

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe 6ecf0da45be85e0af57e9c74de09ececa8240f1c9ab48066c0f34ce18c4a7fab

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/476473/

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